./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 88a1f7ed5e0d2c96af62f2d6a2ad521a996c8bc6e246bd9c8c014c6e3d0cc5de --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 21:01:09,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 21:01:09,278 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 21:01:09,281 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 21:01:09,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 21:01:09,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 21:01:09,296 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 21:01:09,296 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 21:01:09,296 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 21:01:09,297 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 21:01:09,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 21:01:09,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 21:01:09,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 21:01:09,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 21:01:09,297 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 21:01:09,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 21:01:09,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 21:01:09,298 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 21:01:09,298 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:01:09,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 21:01:09,299 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 21:01:09,300 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 21:01:09,300 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 21:01:09,300 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 88a1f7ed5e0d2c96af62f2d6a2ad521a996c8bc6e246bd9c8c014c6e3d0cc5de [2025-02-05 21:01:09,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 21:01:09,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 21:01:09,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 21:01:09,543 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 21:01:09,543 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 21:01:09,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i [2025-02-05 21:01:10,714 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2bf66ab37/ebda3d26c420450a82f069c07623a1e9/FLAGb46079b51 [2025-02-05 21:01:10,947 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 21:01:10,948 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i [2025-02-05 21:01:10,954 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2bf66ab37/ebda3d26c420450a82f069c07623a1e9/FLAGb46079b51 [2025-02-05 21:01:10,964 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2bf66ab37/ebda3d26c420450a82f069c07623a1e9 [2025-02-05 21:01:10,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 21:01:10,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 21:01:10,968 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 21:01:10,968 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 21:01:10,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 21:01:10,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:01:10" (1/1) ... [2025-02-05 21:01:10,972 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec463b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:10, skipping insertion in model container [2025-02-05 21:01:10,972 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:01:10" (1/1) ... [2025-02-05 21:01:10,983 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 21:01:11,101 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i[913,926] [2025-02-05 21:01:11,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:01:11,163 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 21:01:11,173 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i[913,926] [2025-02-05 21:01:11,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:01:11,220 INFO L204 MainTranslator]: Completed translation [2025-02-05 21:01:11,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11 WrapperNode [2025-02-05 21:01:11,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 21:01:11,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 21:01:11,223 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 21:01:11,223 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 21:01:11,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,267 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 170 [2025-02-05 21:01:11,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 21:01:11,270 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 21:01:11,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 21:01:11,270 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 21:01:11,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,278 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,293 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]. [2025-02-05 21:01:11,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,298 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,299 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,300 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,301 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 21:01:11,303 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 21:01:11,303 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 21:01:11,303 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 21:01:11,304 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (1/1) ... [2025-02-05 21:01:11,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:01:11,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:01:11,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 21:01:11,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 21:01:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 21:01:11,344 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 21:01:11,345 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 21:01:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 21:01:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 21:01:11,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 21:01:11,406 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 21:01:11,407 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 21:01:11,616 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-02-05 21:01:11,616 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 21:01:11,624 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 21:01:11,624 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 21:01:11,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:01:11 BoogieIcfgContainer [2025-02-05 21:01:11,625 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 21:01:11,628 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 21:01:11,628 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 21:01:11,632 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 21:01:11,632 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 09:01:10" (1/3) ... [2025-02-05 21:01:11,632 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d71c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:01:11, skipping insertion in model container [2025-02-05 21:01:11,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:11" (2/3) ... [2025-02-05 21:01:11,633 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d71c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:01:11, skipping insertion in model container [2025-02-05 21:01:11,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:01:11" (3/3) ... [2025-02-05 21:01:11,634 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-55.i [2025-02-05 21:01:11,644 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 21:01:11,645 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-55.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 21:01:11,693 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 21:01:11,703 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;@373b4b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 21:01:11,703 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 21:01:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 40 states have internal predecessors, (50), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2025-02-05 21:01:11,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-02-05 21:01:11,719 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:01:11,719 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:01:11,719 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:01:11,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:01:11,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1645415873, now seen corresponding path program 1 times [2025-02-05 21:01:11,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:01:11,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587993607] [2025-02-05 21:01:11,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:11,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:01:11,822 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:11,842 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:11,842 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:11,842 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:01:12,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2025-02-05 21:01:12,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:01:12,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587993607] [2025-02-05 21:01:12,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587993607] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 21:01:12,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2022654861] [2025-02-05 21:01:12,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:12,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:01:12,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:01:12,031 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 21:01:12,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 21:01:12,123 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:12,204 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:12,204 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:12,204 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:01:12,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 21:01:12,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:01:12,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2025-02-05 21:01:12,240 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:01:12,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2022654861] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:01:12,241 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 21:01:12,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-05 21:01:12,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224214288] [2025-02-05 21:01:12,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:01:12,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 21:01:12,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:01:12,263 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 21:01:12,264 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:01:12,265 INFO L87 Difference]: Start difference. First operand has 73 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 40 states have internal predecessors, (50), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2025-02-05 21:01:12,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:01:12,291 INFO L93 Difference]: Finished difference Result 140 states and 250 transitions. [2025-02-05 21:01:12,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 21:01:12,292 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) Word has length 186 [2025-02-05 21:01:12,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:01:12,296 INFO L225 Difference]: With dead ends: 140 [2025-02-05 21:01:12,296 INFO L226 Difference]: Without dead ends: 70 [2025-02-05 21:01:12,299 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:01:12,301 INFO L435 NwaCegarLoop]: 106 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, 106 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 [2025-02-05 21:01:12,301 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 21:01:12,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-02-05 21:01:12,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2025-02-05 21:01:12,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2025-02-05 21:01:12,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2025-02-05 21:01:12,339 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 186 [2025-02-05 21:01:12,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:01:12,339 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2025-02-05 21:01:12,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2025-02-05 21:01:12,340 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2025-02-05 21:01:12,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-02-05 21:01:12,345 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:01:12,345 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:01:12,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-05 21:01:12,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-05 21:01:12,546 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:01:12,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:01:12,547 INFO L85 PathProgramCache]: Analyzing trace with hash 933247300, now seen corresponding path program 1 times [2025-02-05 21:01:12,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:01:12,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502339891] [2025-02-05 21:01:12,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:12,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:01:12,562 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:12,779 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:12,781 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:12,782 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:01:13,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 78 proven. 12 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2025-02-05 21:01:13,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:01:13,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502339891] [2025-02-05 21:01:13,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502339891] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 21:01:13,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052325705] [2025-02-05 21:01:13,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:13,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:01:13,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:01:13,332 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 21:01:13,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-05 21:01:13,397 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:13,458 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:13,458 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:13,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:01:13,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-05 21:01:13,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:01:13,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 498 proven. 12 refuted. 0 times theorem prover too weak. 1350 trivial. 0 not checked. [2025-02-05 21:01:13,571 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 21:01:13,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 78 proven. 12 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2025-02-05 21:01:13,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1052325705] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 21:01:13,783 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-05 21:01:13,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2025-02-05 21:01:13,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877535431] [2025-02-05 21:01:13,784 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-05 21:01:13,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-05 21:01:13,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:01:13,787 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-05 21:01:13,787 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-02-05 21:01:13,787 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2025-02-05 21:01:14,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:01:14,077 INFO L93 Difference]: Finished difference Result 143 states and 214 transitions. [2025-02-05 21:01:14,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-02-05 21:01:14,078 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 186 [2025-02-05 21:01:14,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:01:14,079 INFO L225 Difference]: With dead ends: 143 [2025-02-05 21:01:14,079 INFO L226 Difference]: Without dead ends: 76 [2025-02-05 21:01:14,080 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 369 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2025-02-05 21:01:14,080 INFO L435 NwaCegarLoop]: 68 mSDtfsCounter, 118 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-05 21:01:14,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 140 Invalid, 343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-05 21:01:14,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2025-02-05 21:01:14,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2025-02-05 21:01:14,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 40 states have (on average 1.125) internal successors, (45), 40 states have internal predecessors, (45), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2025-02-05 21:01:14,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 107 transitions. [2025-02-05 21:01:14,099 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 107 transitions. Word has length 186 [2025-02-05 21:01:14,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:01:14,101 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 107 transitions. [2025-02-05 21:01:14,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2025-02-05 21:01:14,102 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 107 transitions. [2025-02-05 21:01:14,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-02-05 21:01:14,105 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:01:14,105 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:01:14,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-02-05 21:01:14,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:01:14,311 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:01:14,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:01:14,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1618909661, now seen corresponding path program 1 times [2025-02-05 21:01:14,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:01:14,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293958855] [2025-02-05 21:01:14,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:14,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:01:14,323 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:14,355 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:14,355 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:14,355 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:01:14,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2025-02-05 21:01:14,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 21:01:14,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293958855] [2025-02-05 21:01:14,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293958855] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:01:14,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:01:14,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-02-05 21:01:14,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133460610] [2025-02-05 21:01:14,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:01:14,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-05 21:01:14,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 21:01:14,792 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-05 21:01:14,792 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-05 21:01:14,792 INFO L87 Difference]: Start difference. First operand 74 states and 107 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2025-02-05 21:01:15,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:01:15,024 INFO L93 Difference]: Finished difference Result 188 states and 273 transitions. [2025-02-05 21:01:15,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-05 21:01:15,025 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 186 [2025-02-05 21:01:15,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:01:15,026 INFO L225 Difference]: With dead ends: 188 [2025-02-05 21:01:15,026 INFO L226 Difference]: Without dead ends: 117 [2025-02-05 21:01:15,027 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-05 21:01:15,027 INFO L435 NwaCegarLoop]: 156 mSDtfsCounter, 110 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-05 21:01:15,027 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 206 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-05 21:01:15,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2025-02-05 21:01:15,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 116. [2025-02-05 21:01:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 59 states have (on average 1.0508474576271187) internal successors, (62), 60 states have internal predecessors, (62), 52 states have call successors, (52), 4 states have call predecessors, (52), 4 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2025-02-05 21:01:15,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 166 transitions. [2025-02-05 21:01:15,048 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 166 transitions. Word has length 186 [2025-02-05 21:01:15,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:01:15,048 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 166 transitions. [2025-02-05 21:01:15,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2025-02-05 21:01:15,049 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 166 transitions. [2025-02-05 21:01:15,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-02-05 21:01:15,050 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:01:15,050 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:01:15,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-05 21:01:15,050 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:01:15,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:01:15,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1589356989, now seen corresponding path program 1 times [2025-02-05 21:01:15,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 21:01:15,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034958029] [2025-02-05 21:01:15,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:15,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 21:01:15,061 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:15,153 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:15,154 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:15,154 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 21:01:15,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [44136132] [2025-02-05 21:01:15,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:15,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:01:15,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:01:15,158 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 21:01:15,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-05 21:01:15,206 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:15,266 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:15,266 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:15,266 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 21:01:15,266 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 21:01:15,284 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:15,306 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:15,306 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:15,306 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 21:01:15,402 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 21:01:15,402 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 21:01:15,403 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 21:01:15,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-02-05 21:01:15,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 21:01:15,607 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-02-05 21:01:15,691 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 21:01:15,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 09:01:15 BoogieIcfgContainer [2025-02-05 21:01:15,695 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 21:01:15,696 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 21:01:15,696 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 21:01:15,697 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 21:01:15,698 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:01:11" (3/4) ... [2025-02-05 21:01:15,700 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 21:01:15,700 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 21:01:15,701 INFO L158 Benchmark]: Toolchain (without parser) took 4733.59ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 113.6MB in the beginning and 83.7MB in the end (delta: 29.9MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2025-02-05 21:01:15,701 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 226.5MB. Free memory is still 149.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:01:15,701 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.80ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 99.5MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 21:01:15,701 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.18ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 96.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:01:15,702 INFO L158 Benchmark]: Boogie Preprocessor took 32.24ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 94.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:01:15,702 INFO L158 Benchmark]: IcfgBuilder took 321.87ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 74.3MB in the end (delta: 20.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-05 21:01:15,702 INFO L158 Benchmark]: TraceAbstraction took 4067.30ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 73.8MB in the beginning and 85.1MB in the end (delta: -11.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2025-02-05 21:01:15,702 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 176.2MB. Free memory was 85.1MB in the beginning and 83.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 21:01:15,706 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 226.5MB. Free memory is still 149.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.80ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 99.5MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.18ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 96.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.24ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 94.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 321.87ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 74.3MB in the end (delta: 20.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4067.30ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 73.8MB in the beginning and 85.1MB in the end (delta: -11.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 176.2MB. Free memory was 85.1MB in the beginning and 83.7MB in the end (delta: 1.4MB). 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 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.8; [L23] double var_1_6 = 127.5; [L24] double var_1_7 = 2.6; [L25] double var_1_8 = 4.5; [L26] signed short int var_1_9 = -128; [L27] signed short int var_1_10 = 16; [L28] signed short int var_1_11 = 4; [L29] signed short int var_1_12 = 100; [L30] signed short int var_1_13 = 64; [L31] signed short int var_1_14 = 2; [L32] signed long int var_1_15 = 5; [L33] signed char var_1_17 = -2; [L34] signed char var_1_18 = -4; [L35] signed char var_1_19 = 8; [L36] signed char var_1_20 = 10; [L37] unsigned long int var_1_21 = 25; [L38] unsigned long int var_1_22 = 3797799060; [L39] unsigned char var_1_23 = 1; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_27 = -4; [L44] signed short int var_1_28 = 24644; [L45] signed char var_1_29 = 1; [L46] signed char var_1_30 = -1; [L47] unsigned char var_1_31 = 0; VAL [isInitial=0, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_6=255/2, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L142] isInitial = 1 [L143] FCALL initially() [L144] COND TRUE 1 [L145] FCALL updateLastVariables() [L146] CALL updateVariables() [L86] var_1_6 = __VERIFIER_nondet_double() [L87] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L87] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L88] var_1_7 = __VERIFIER_nondet_double() [L89] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_8=9/2, var_1_9=-128] [L89] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_8=9/2, var_1_9=-128] [L90] var_1_8 = __VERIFIER_nondet_double() [L91] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L91] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L92] var_1_10 = __VERIFIER_nondet_short() [L93] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L93] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L94] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L94] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L95] var_1_11 = __VERIFIER_nondet_short() [L96] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L96] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L97] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L97] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L98] var_1_12 = __VERIFIER_nondet_short() [L99] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L99] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L100] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L100] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L101] var_1_13 = __VERIFIER_nondet_short() [L102] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L102] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L103] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L103] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L104] var_1_14 = __VERIFIER_nondet_short() [L105] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L105] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L106] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L106] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L107] var_1_18 = __VERIFIER_nondet_char() [L108] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L108] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L109] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L109] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L110] var_1_19 = __VERIFIER_nondet_char() [L111] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L111] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L112] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L112] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L113] var_1_20 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L114] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L115] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L115] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L116] var_1_22 = __VERIFIER_nondet_ulong() [L117] CALL assume_abort_if_not(var_1_22 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L117] RET assume_abort_if_not(var_1_22 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L118] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L118] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L119] var_1_24 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L120] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L121] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L121] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L122] var_1_25 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L123] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L124] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L124] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L125] var_1_26 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L126] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L127] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L127] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L128] var_1_28 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L129] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L130] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L130] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_9=-128] [L131] var_1_30 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_9=-128] [L132] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_9=-128] [L133] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_9=-128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_9=-128] [L133] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-2, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=0, var_1_31=0, var_1_9=-128] [L146] RET updateVariables() [L147] CALL step() [L51] var_1_9 = (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14)))) [L52] var_1_17 = (var_1_18 + (var_1_19 - var_1_20)) [L53] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20) [L54] var_1_31 = var_1_26 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-126, var_1_18=-63, var_1_19=0, var_1_1=44/5, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_9=0] [L55] COND FALSE !(var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) [L62] var_1_1 = var_1_7 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-126, var_1_18=-63, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_7=2, var_1_9=0] [L64] COND FALSE !(\read(var_1_31)) [L67] var_1_23 = (var_1_24 && (var_1_25 && var_1_26)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-126, var_1_18=-63, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_7=2, var_1_9=0] [L69] COND FALSE !((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) [L76] var_1_27 = ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-126, var_1_18=-63, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-63, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_7=2, var_1_9=0] [L78] COND FALSE !(\read(var_1_23)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-126, var_1_18=-63, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-63, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_7=2, var_1_9=0] [L81] COND FALSE !(\read(var_1_23)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-126, var_1_18=-63, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-63, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_7=2, var_1_9=0] [L147] RET step() [L148] CALL, EXPR property() [L138-L139] return (((((((((var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) ? ((var_1_29 > var_1_29) ? (var_1_1 == ((double) (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))) + var_1_8))) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_7))) && (var_1_9 == ((signed short int) (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14))))))) && (var_1_23 ? (var_1_15 == ((signed long int) (var_1_14 - var_1_13))) : 1)) && (var_1_17 == ((signed char) (var_1_18 + (var_1_19 - var_1_20))))) && (var_1_23 ? (var_1_21 == ((unsigned long int) ((var_1_22 - (1000000000u - var_1_13)) - var_1_14))) : 1)) && (var_1_31 ? (var_1_23 == ((unsigned char) (var_1_24 && var_1_25))) : (var_1_23 == ((unsigned char) (var_1_24 && (var_1_25 && var_1_26)))))) && (((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) ? (var_1_31 ? (var_1_27 == ((signed short int) (var_1_19 - var_1_12))) : (var_1_27 == ((signed short int) (var_1_13 - (var_1_28 - (var_1_20 + var_1_19)))))) : (var_1_27 == ((signed short int) ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))))))) && (var_1_29 == ((signed char) (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20)))) && (var_1_31 == ((unsigned char) var_1_26)) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-126, var_1_18=-63, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-63, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_7=2, var_1_9=0] [L148] RET, EXPR property() [L148] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-126, var_1_18=-63, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-63, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_7=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=5, var_1_17=-126, var_1_18=-63, var_1_19=0, var_1_1=2, var_1_20=63, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-63, var_1_28=16383, var_1_29=-63, var_1_30=0, var_1_31=0, var_1_7=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 4, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 230 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 228 mSDsluCounter, 452 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 122 mSDsCounter, 208 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 243 IncrementalHoareTripleChecker+Invalid, 451 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 208 mSolverCounterUnsat, 330 mSDtfsCounter, 243 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 579 GetRequests, 561 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=3, InterpolantAutomatonStates: 15, 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, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1302 NumberOfCodeBlocks, 1302 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1110 ConstructedInterpolants, 0 QuantifiedInterpolants, 1402 SizeOfPredicates, 2 NumberOfNonLiveVariables, 842 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 11064/11160 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-02-05 21:01:15,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 88a1f7ed5e0d2c96af62f2d6a2ad521a996c8bc6e246bd9c8c014c6e3d0cc5de --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 21:01:17,550 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 21:01:17,626 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 21:01:17,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 21:01:17,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 21:01:17,649 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 21:01:17,651 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 21:01:17,651 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 21:01:17,651 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 21:01:17,652 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 21:01:17,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 21:01:17,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 21:01:17,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 21:01:17,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 21:01:17,653 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 21:01:17,653 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 21:01:17,653 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 21:01:17,653 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 21:01:17,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 21:01:17,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 21:01:17,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 21:01:17,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 21:01:17,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 21:01:17,654 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:01:17,654 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 21:01:17,654 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 21:01:17,655 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 21:01:17,655 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 21:01:17,655 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 21:01:17,655 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 21:01:17,655 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 21:01:17,655 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 88a1f7ed5e0d2c96af62f2d6a2ad521a996c8bc6e246bd9c8c014c6e3d0cc5de [2025-02-05 21:01:17,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 21:01:17,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 21:01:17,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 21:01:17,915 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 21:01:17,915 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 21:01:17,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i [2025-02-05 21:01:19,043 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3a642a85b/1b53c3f7a6974fcfb245bfd755e81091/FLAG6abd6334f [2025-02-05 21:01:19,255 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 21:01:19,257 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i [2025-02-05 21:01:19,265 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3a642a85b/1b53c3f7a6974fcfb245bfd755e81091/FLAG6abd6334f [2025-02-05 21:01:19,611 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3a642a85b/1b53c3f7a6974fcfb245bfd755e81091 [2025-02-05 21:01:19,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 21:01:19,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 21:01:19,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 21:01:19,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 21:01:19,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 21:01:19,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcd630b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19, skipping insertion in model container [2025-02-05 21:01:19,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,638 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 21:01:19,733 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i[913,926] [2025-02-05 21:01:19,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:01:19,778 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 21:01:19,786 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-55.i[913,926] [2025-02-05 21:01:19,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 21:01:19,827 INFO L204 MainTranslator]: Completed translation [2025-02-05 21:01:19,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19 WrapperNode [2025-02-05 21:01:19,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 21:01:19,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 21:01:19,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 21:01:19,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 21:01:19,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,848 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,873 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 160 [2025-02-05 21:01:19,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 21:01:19,875 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 21:01:19,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 21:01:19,875 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 21:01:19,881 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,887 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,901 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]. [2025-02-05 21:01:19,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,915 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,920 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,922 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,924 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 21:01:19,927 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 21:01:19,928 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 21:01:19,928 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 21:01:19,929 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (1/1) ... [2025-02-05 21:01:19,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 21:01:19,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 21:01:19,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 21:01:19,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 21:01:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 21:01:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 21:01:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 21:01:19,981 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 21:01:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 21:01:19,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 21:01:20,050 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 21:01:20,052 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 21:01:20,329 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-02-05 21:01:20,329 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 21:01:20,339 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 21:01:20,339 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 21:01:20,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:01:20 BoogieIcfgContainer [2025-02-05 21:01:20,340 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 21:01:20,341 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 21:01:20,341 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 21:01:20,345 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 21:01:20,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 09:01:19" (1/3) ... [2025-02-05 21:01:20,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be72f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:01:20, skipping insertion in model container [2025-02-05 21:01:20,346 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 09:01:19" (2/3) ... [2025-02-05 21:01:20,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be72f78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 09:01:20, skipping insertion in model container [2025-02-05 21:01:20,346 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 09:01:20" (3/3) ... [2025-02-05 21:01:20,347 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-55.i [2025-02-05 21:01:20,358 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 21:01:20,359 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-55.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 21:01:20,408 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 21:01:20,419 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;@1fa309af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 21:01:20,420 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 21:01:20,423 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 40 states have internal predecessors, (50), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2025-02-05 21:01:20,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-02-05 21:01:20,438 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:01:20,439 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:01:20,440 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:01:20,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:01:20,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1645415873, now seen corresponding path program 1 times [2025-02-05 21:01:20,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:01:20,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1389327488] [2025-02-05 21:01:20,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:20,457 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 [2025-02-05 21:01:20,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:01:20,459 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/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) [2025-02-05 21:01:20,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 21:01:20,539 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:20,662 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:20,662 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:20,662 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:01:20,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 21:01:20,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:01:20,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2025-02-05 21:01:20,714 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 21:01:20,714 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:01:20,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1389327488] [2025-02-05 21:01:20,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1389327488] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 21:01:20,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 21:01:20,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 21:01:20,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442714167] [2025-02-05 21:01:20,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 21:01:20,719 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 21:01:20,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:01:20,733 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 21:01:20,735 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:01:20,736 INFO L87 Difference]: Start difference. First operand has 73 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 40 states have internal predecessors, (50), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2025-02-05 21:01:20,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:01:20,753 INFO L93 Difference]: Finished difference Result 140 states and 250 transitions. [2025-02-05 21:01:20,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 21:01:20,756 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 186 [2025-02-05 21:01:20,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:01:20,762 INFO L225 Difference]: With dead ends: 140 [2025-02-05 21:01:20,762 INFO L226 Difference]: Without dead ends: 70 [2025-02-05 21:01:20,765 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 21:01:20,768 INFO L435 NwaCegarLoop]: 106 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, 106 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 [2025-02-05 21:01:20,769 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 21:01:20,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-02-05 21:01:20,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2025-02-05 21:01:20,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2025-02-05 21:01:20,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2025-02-05 21:01:20,802 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 186 [2025-02-05 21:01:20,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:01:20,802 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2025-02-05 21:01:20,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2025-02-05 21:01:20,803 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2025-02-05 21:01:20,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-02-05 21:01:20,805 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:01:20,805 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:01:20,811 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 21:01:21,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/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 [2025-02-05 21:01:21,008 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:01:21,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:01:21,009 INFO L85 PathProgramCache]: Analyzing trace with hash 933247300, now seen corresponding path program 1 times [2025-02-05 21:01:21,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:01:21,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [949676325] [2025-02-05 21:01:21,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:21,009 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 [2025-02-05 21:01:21,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:01:21,012 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/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) [2025-02-05 21:01:21,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 21:01:21,078 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:21,173 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:21,174 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:21,174 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:01:21,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-05 21:01:21,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:01:21,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 498 proven. 12 refuted. 0 times theorem prover too weak. 1350 trivial. 0 not checked. [2025-02-05 21:01:21,321 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 21:01:21,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 78 proven. 12 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2025-02-05 21:01:21,557 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:01:21,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [949676325] [2025-02-05 21:01:21,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [949676325] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 21:01:21,557 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-02-05 21:01:21,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2025-02-05 21:01:21,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944840740] [2025-02-05 21:01:21,557 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-02-05 21:01:21,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-05 21:01:21,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:01:21,559 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-05 21:01:21,559 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-02-05 21:01:21,559 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2025-02-05 21:01:21,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:01:21,961 INFO L93 Difference]: Finished difference Result 143 states and 214 transitions. [2025-02-05 21:01:21,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-02-05 21:01:21,966 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 186 [2025-02-05 21:01:21,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:01:21,968 INFO L225 Difference]: With dead ends: 143 [2025-02-05 21:01:21,968 INFO L226 Difference]: Without dead ends: 76 [2025-02-05 21:01:21,968 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 364 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2025-02-05 21:01:21,969 INFO L435 NwaCegarLoop]: 68 mSDtfsCounter, 118 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-02-05 21:01:21,969 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 139 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-02-05 21:01:21,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2025-02-05 21:01:21,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2025-02-05 21:01:21,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 40 states have (on average 1.125) internal successors, (45), 40 states have internal predecessors, (45), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2025-02-05 21:01:21,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 107 transitions. [2025-02-05 21:01:21,981 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 107 transitions. Word has length 186 [2025-02-05 21:01:21,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:01:21,982 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 107 transitions. [2025-02-05 21:01:21,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2025-02-05 21:01:21,982 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 107 transitions. [2025-02-05 21:01:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-02-05 21:01:21,986 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:01:21,986 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:01:21,992 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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)] Ended with exit code 0 [2025-02-05 21:01:22,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/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 [2025-02-05 21:01:22,187 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:01:22,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:01:22,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1618909661, now seen corresponding path program 1 times [2025-02-05 21:01:22,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:01:22,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [896603323] [2025-02-05 21:01:22,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:22,189 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 [2025-02-05 21:01:22,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:01:22,191 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/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) [2025-02-05 21:01:22,192 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-02-05 21:01:22,229 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:22,303 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:22,303 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:22,303 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:01:22,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-05 21:01:22,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 21:01:22,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 498 proven. 12 refuted. 0 times theorem prover too weak. 1350 trivial. 0 not checked. [2025-02-05 21:01:22,411 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 21:01:22,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 78 proven. 12 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2025-02-05 21:01:22,586 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 21:01:22,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [896603323] [2025-02-05 21:01:22,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [896603323] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 21:01:22,586 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-02-05 21:01:22,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2025-02-05 21:01:22,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32591920] [2025-02-05 21:01:22,586 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-02-05 21:01:22,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-05 21:01:22,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 21:01:22,587 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-05 21:01:22,588 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-02-05 21:01:22,588 INFO L87 Difference]: Start difference. First operand 74 states and 107 transitions. Second operand has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2025-02-05 21:01:23,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 21:01:23,261 INFO L93 Difference]: Finished difference Result 210 states and 306 transitions. [2025-02-05 21:01:23,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-02-05 21:01:23,261 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 186 [2025-02-05 21:01:23,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 21:01:23,263 INFO L225 Difference]: With dead ends: 210 [2025-02-05 21:01:23,263 INFO L226 Difference]: Without dead ends: 139 [2025-02-05 21:01:23,263 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 380 GetRequests, 364 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2025-02-05 21:01:23,264 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 130 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-02-05 21:01:23,264 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 285 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 397 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-02-05 21:01:23,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2025-02-05 21:01:23,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 74. [2025-02-05 21:01:23,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 40 states have (on average 1.075) internal successors, (43), 40 states have internal predecessors, (43), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2025-02-05 21:01:23,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 105 transitions. [2025-02-05 21:01:23,283 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 105 transitions. Word has length 186 [2025-02-05 21:01:23,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 21:01:23,284 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 105 transitions. [2025-02-05 21:01:23,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.375) internal successors, (43), 8 states have internal predecessors, (43), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2025-02-05 21:01:23,286 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2025-02-05 21:01:23,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-02-05 21:01:23,287 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 21:01:23,287 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 21:01:23,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2025-02-05 21:01:23,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-jdk21/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 [2025-02-05 21:01:23,488 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 21:01:23,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 21:01:23,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1589356989, now seen corresponding path program 1 times [2025-02-05 21:01:23,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 21:01:23,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1967996748] [2025-02-05 21:01:23,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 21:01:23,489 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 [2025-02-05 21:01:23,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 21:01:23,491 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/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) [2025-02-05 21:01:23,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-02-05 21:01:23,522 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-02-05 21:01:23,617 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-02-05 21:01:23,617 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 21:01:23,617 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 21:01:23,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 39 conjuncts are in the unsatisfiable core [2025-02-05 21:01:23,627 INFO L279 TraceCheckSpWp]: Computing forward predicates...