./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f7bea5741e988234a3cc25ba095c1dd45131a854b9775fd89c7f497f9d6fb0dd --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 19:16:12,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 19:16:12,989 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 19:16:12,996 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 19:16:12,996 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 19:16:13,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 19:16:13,016 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 19:16:13,016 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 19:16:13,017 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 19:16:13,017 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 19:16:13,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 19:16:13,018 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 19:16:13,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 19:16:13,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 19:16:13,019 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:16:13,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 19:16:13,019 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 19:16:13,019 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/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 -> f7bea5741e988234a3cc25ba095c1dd45131a854b9775fd89c7f497f9d6fb0dd [2025-03-03 19:16:13,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 19:16:13,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 19:16:13,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 19:16:13,265 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 19:16:13,265 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 19:16:13,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i [2025-03-03 19:16:14,361 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d16ace27/5346a183be2e41c9b8a97ea6023ece41/FLAGe6276493d [2025-03-03 19:16:14,579 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 19:16:14,580 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i [2025-03-03 19:16:14,585 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d16ace27/5346a183be2e41c9b8a97ea6023ece41/FLAGe6276493d [2025-03-03 19:16:14,919 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d16ace27/5346a183be2e41c9b8a97ea6023ece41 [2025-03-03 19:16:14,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 19:16:14,922 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 19:16:14,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 19:16:14,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 19:16:14,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 19:16:14,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:16:14" (1/1) ... [2025-03-03 19:16:14,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3ec42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:14, skipping insertion in model container [2025-03-03 19:16:14,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:16:14" (1/1) ... [2025-03-03 19:16:14,941 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 19:16:15,040 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i[913,926] [2025-03-03 19:16:15,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:16:15,106 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 19:16:15,114 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i[913,926] [2025-03-03 19:16:15,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:16:15,159 INFO L204 MainTranslator]: Completed translation [2025-03-03 19:16:15,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15 WrapperNode [2025-03-03 19:16:15,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 19:16:15,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 19:16:15,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 19:16:15,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 19:16:15,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,174 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,209 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2025-03-03 19:16:15,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 19:16:15,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 19:16:15,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 19:16:15,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 19:16:15,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,224 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,248 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]. [2025-03-03 19:16:15,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,254 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,254 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,255 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,263 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 19:16:15,263 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 19:16:15,263 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 19:16:15,263 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 19:16:15,264 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (1/1) ... [2025-03-03 19:16:15,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:16:15,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:16:15,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 19:16:15,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 19:16:15,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 19:16:15,309 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 19:16:15,309 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 19:16:15,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 19:16:15,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 19:16:15,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 19:16:15,369 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 19:16:15,370 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 19:16:15,674 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L139: havoc property_#t~ite18#1;havoc property_#t~bitwise17#1;havoc property_#t~short19#1; [2025-03-03 19:16:15,706 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2025-03-03 19:16:15,706 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 19:16:15,721 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 19:16:15,721 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 19:16:15,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:16:15 BoogieIcfgContainer [2025-03-03 19:16:15,723 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 19:16:15,725 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 19:16:15,725 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 19:16:15,728 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 19:16:15,728 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 07:16:14" (1/3) ... [2025-03-03 19:16:15,729 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49dfad70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:16:15, skipping insertion in model container [2025-03-03 19:16:15,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:15" (2/3) ... [2025-03-03 19:16:15,730 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49dfad70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:16:15, skipping insertion in model container [2025-03-03 19:16:15,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:16:15" (3/3) ... [2025-03-03 19:16:15,731 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-67.i [2025-03-03 19:16:15,741 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 19:16:15,742 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-67.i that has 2 procedures, 78 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 19:16:15,780 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 19:16:15,788 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;@f457aa6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 19:16:15,788 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 19:16:15,790 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-03 19:16:15,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-03 19:16:15,798 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:16:15,799 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:16:15,800 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:16:15,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:16:15,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1140250449, now seen corresponding path program 1 times [2025-03-03 19:16:15,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:16:15,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814533522] [2025-03-03 19:16:15,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:16:15,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:16:15,873 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 19:16:15,898 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 19:16:15,898 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:16:15,898 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:16:16,061 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2025-03-03 19:16:16,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 19:16:16,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814533522] [2025-03-03 19:16:16,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814533522] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 19:16:16,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498329122] [2025-03-03 19:16:16,064 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:16:16,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:16:16,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:16:16,067 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 19:16:16,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 19:16:16,142 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 19:16:16,204 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 19:16:16,205 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:16:16,205 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:16:16,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 19:16:16,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:16:16,242 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2025-03-03 19:16:16,243 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 19:16:16,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498329122] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:16:16,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 19:16:16,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 19:16:16,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446598618] [2025-03-03 19:16:16,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:16:16,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 19:16:16,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 19:16:16,261 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 19:16:16,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:16:16,263 INFO L87 Difference]: Start difference. First operand has 78 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2025-03-03 19:16:16,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:16:16,289 INFO L93 Difference]: Finished difference Result 150 states and 253 transitions. [2025-03-03 19:16:16,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 19:16:16,291 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 142 [2025-03-03 19:16:16,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:16:16,296 INFO L225 Difference]: With dead ends: 150 [2025-03-03 19:16:16,296 INFO L226 Difference]: Without dead ends: 75 [2025-03-03 19:16:16,299 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:16:16,302 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 19:16:16,303 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 19:16:16,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2025-03-03 19:16:16,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2025-03-03 19:16:16,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 51 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-03 19:16:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 113 transitions. [2025-03-03 19:16:16,335 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 113 transitions. Word has length 142 [2025-03-03 19:16:16,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:16:16,335 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 113 transitions. [2025-03-03 19:16:16,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2025-03-03 19:16:16,335 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2025-03-03 19:16:16,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-03 19:16:16,340 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:16:16,340 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:16:16,348 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 19:16:16,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-03 19:16:16,541 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:16:16,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:16:16,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1576461365, now seen corresponding path program 1 times [2025-03-03 19:16:16,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:16:16,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130730787] [2025-03-03 19:16:16,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:16:16,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:16:16,561 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 19:16:16,607 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 19:16:16,607 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:16:16,607 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:16:16,790 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2025-03-03 19:16:16,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 19:16:16,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130730787] [2025-03-03 19:16:16,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130730787] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:16:16,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 19:16:16,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 19:16:16,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964583638] [2025-03-03 19:16:16,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:16:16,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 19:16:16,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 19:16:16,793 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 19:16:16,793 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 19:16:16,794 INFO L87 Difference]: Start difference. First operand 75 states and 113 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-03-03 19:16:16,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:16:16,836 INFO L93 Difference]: Finished difference Result 219 states and 333 transitions. [2025-03-03 19:16:16,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 19:16:16,837 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 142 [2025-03-03 19:16:16,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:16:16,841 INFO L225 Difference]: With dead ends: 219 [2025-03-03 19:16:16,841 INFO L226 Difference]: Without dead ends: 147 [2025-03-03 19:16:16,842 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 19:16:16,842 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 65 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 19:16:16,843 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 208 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 19:16:16,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2025-03-03 19:16:16,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 145. [2025-03-03 19:16:16,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 98 states have (on average 1.3571428571428572) internal successors, (133), 98 states have internal predecessors, (133), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2025-03-03 19:16:16,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 221 transitions. [2025-03-03 19:16:16,868 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 221 transitions. Word has length 142 [2025-03-03 19:16:16,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:16:16,868 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 221 transitions. [2025-03-03 19:16:16,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-03-03 19:16:16,868 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2025-03-03 19:16:16,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-03 19:16:16,870 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:16:16,870 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:16:16,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 19:16:16,870 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:16:16,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:16:16,874 INFO L85 PathProgramCache]: Analyzing trace with hash -911051468, now seen corresponding path program 1 times [2025-03-03 19:16:16,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:16:16,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522861366] [2025-03-03 19:16:16,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:16:16,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:16:16,889 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-03 19:16:16,937 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-03 19:16:16,937 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:16:16,937 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:16:17,147 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2025-03-03 19:16:17,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 19:16:17,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522861366] [2025-03-03 19:16:17,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522861366] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:16:17,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 19:16:17,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-03 19:16:17,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042159195] [2025-03-03 19:16:17,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:16:17,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 19:16:17,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 19:16:17,149 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 19:16:17,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 19:16:17,150 INFO L87 Difference]: Start difference. First operand 145 states and 221 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-03-03 19:16:17,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:16:17,306 INFO L93 Difference]: Finished difference Result 384 states and 586 transitions. [2025-03-03 19:16:17,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 19:16:17,306 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 142 [2025-03-03 19:16:17,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:16:17,309 INFO L225 Difference]: With dead ends: 384 [2025-03-03 19:16:17,309 INFO L226 Difference]: Without dead ends: 242 [2025-03-03 19:16:17,310 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-03 19:16:17,313 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 84 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-03 19:16:17,313 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 306 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-03 19:16:17,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2025-03-03 19:16:17,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 200. [2025-03-03 19:16:17,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 130 states have (on average 1.3153846153846154) internal successors, (171), 130 states have internal predecessors, (171), 66 states have call successors, (66), 3 states have call predecessors, (66), 3 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-03 19:16:17,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 303 transitions. [2025-03-03 19:16:17,347 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 303 transitions. Word has length 142 [2025-03-03 19:16:17,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:16:17,347 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 303 transitions. [2025-03-03 19:16:17,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-03-03 19:16:17,350 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2025-03-03 19:16:17,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2025-03-03 19:16:17,352 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:16:17,352 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:16:17,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-03 19:16:17,352 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:16:17,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:16:17,353 INFO L85 PathProgramCache]: Analyzing trace with hash 910526767, now seen corresponding path program 1 times [2025-03-03 19:16:17,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:16:17,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065723531] [2025-03-03 19:16:17,353 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:16:17,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:16:17,367 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-03-03 19:16:17,492 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-03-03 19:16:17,492 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:16:17,492 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 19:16:17,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [347194072] [2025-03-03 19:16:17,496 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:16:17,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:16:17,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:16:17,498 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 19:16:17,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 19:16:17,550 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-03-03 19:16:17,594 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-03-03 19:16:17,594 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:16:17,594 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 19:16:17,594 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 19:16:17,613 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 144 statements into 1 equivalence classes. [2025-03-03 19:16:17,633 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 144 of 144 statements. [2025-03-03 19:16:17,633 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:16:17,633 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 19:16:17,698 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 19:16:17,699 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 19:16:17,700 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 19:16:17,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-03 19:16:17,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2025-03-03 19:16:17,904 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-03 19:16:17,976 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 19:16:17,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 07:16:17 BoogieIcfgContainer [2025-03-03 19:16:17,981 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 19:16:17,982 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 19:16:17,982 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 19:16:17,982 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 19:16:17,983 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:16:15" (3/4) ... [2025-03-03 19:16:17,984 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 19:16:17,985 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 19:16:17,985 INFO L158 Benchmark]: Toolchain (without parser) took 3063.13ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 42.4MB in the end (delta: 63.4MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2025-03-03 19:16:17,986 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 201.3MB. Free memory is still 124.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:16:17,986 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.98ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 91.7MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 19:16:17,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.51ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 88.7MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:16:17,987 INFO L158 Benchmark]: Boogie Preprocessor took 49.40ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 84.4MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 19:16:17,987 INFO L158 Benchmark]: IcfgBuilder took 460.39ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 59.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 19:16:17,987 INFO L158 Benchmark]: TraceAbstraction took 2255.93ms. Allocated memory is still 142.6MB. Free memory was 58.2MB in the beginning and 43.4MB in the end (delta: 14.7MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2025-03-03 19:16:17,987 INFO L158 Benchmark]: Witness Printer took 2.95ms. Allocated memory is still 142.6MB. Free memory was 43.4MB in the beginning and 42.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:16:17,988 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 201.3MB. Free memory is still 124.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.98ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 91.7MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.51ms. Allocated memory is still 142.6MB. Free memory was 91.7MB in the beginning and 88.7MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.40ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 84.4MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 460.39ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 59.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2255.93ms. Allocated memory is still 142.6MB. Free memory was 58.2MB in the beginning and 43.4MB in the end (delta: 14.7MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Witness Printer took 2.95ms. Allocated memory is still 142.6MB. Free memory was 43.4MB in the beginning and 42.4MB in the end (delta: 1.0MB). 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 someBinaryArithmeticDOUBLEoperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of someBinaryFLOATComparisonOperation at line 51, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someUnaryFLOAToperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9.75; [L23] unsigned char var_1_3 = 1; [L24] signed long int var_1_4 = 25; [L25] unsigned char var_1_6 = 1; [L26] float var_1_7 = 7.5; [L27] signed long int var_1_8 = -1000; [L28] float var_1_9 = 9.25; [L29] float var_1_10 = 64.5; [L30] float var_1_11 = 16.25; [L31] signed char var_1_12 = 2; [L32] signed char var_1_13 = 8; [L33] signed char var_1_14 = 0; [L34] float var_1_15 = 0.6; [L35] signed char var_1_16 = 32; [L36] unsigned short int var_1_17 = 2; [L37] unsigned short int var_1_19 = 63241; [L38] unsigned short int var_1_20 = 58697; [L39] unsigned short int var_1_21 = 25516; [L40] unsigned long int var_1_22 = 3301682525; [L41] double last_1_var_1_1 = 9.75; [L42] unsigned char last_1_var_1_3 = 1; [L43] float last_1_var_1_7 = 7.5; [L44] signed char last_1_var_1_12 = 2; [L45] float last_1_var_1_15 = 0.6; [L46] unsigned short int last_1_var_1_17 = 2; VAL [isInitial=0, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=25, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] CALL updateLastVariables() [L131] last_1_var_1_1 = var_1_1 [L132] last_1_var_1_3 = var_1_3 [L133] last_1_var_1_7 = var_1_7 [L134] last_1_var_1_12 = var_1_12 [L135] last_1_var_1_15 = var_1_15 [L136] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=25, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L146] RET updateLastVariables() [L147] CALL updateVariables() [L95] var_1_4 = __VERIFIER_nondet_long() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L97] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L97] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L98] var_1_6 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L99] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L100] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L100] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L101] var_1_8 = __VERIFIER_nondet_long() [L102] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L102] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L103] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L103] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L104] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L104] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=37/4] [L105] var_1_9 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L106] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L107] var_1_10 = __VERIFIER_nondet_float() [L108] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L108] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L109] var_1_11 = __VERIFIER_nondet_float() [L110] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L110] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L111] var_1_13 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L112] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L113] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L113] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L114] var_1_14 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L115] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L116] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L116] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L117] var_1_19 = __VERIFIER_nondet_ushort() [L118] CALL assume_abort_if_not(var_1_19 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L118] RET assume_abort_if_not(var_1_19 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L119] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L119] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L120] var_1_20 = __VERIFIER_nondet_ushort() [L121] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L121] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L122] CALL assume_abort_if_not(var_1_20 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L122] RET assume_abort_if_not(var_1_20 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=25516, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L123] var_1_21 = __VERIFIER_nondet_ushort() [L124] CALL assume_abort_if_not(var_1_21 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L124] RET assume_abort_if_not(var_1_21 >= 24575) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L125] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L125] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=3301682525, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L126] var_1_22 = __VERIFIER_nondet_ulong() [L127] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L127] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L128] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L128] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L147] RET updateVariables() [L148] CALL step() [L50] EXPR ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L50] signed long int stepLocal_2 = ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12; [L51] COND FALSE !(last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L60] unsigned long int stepLocal_3 = var_1_22 - var_1_20; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L61] COND TRUE \read(last_1_var_1_3) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L62] COND TRUE \read(var_1_6) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L63] COND TRUE \read(last_1_var_1_3) [L64] var_1_17 = var_1_14 VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L78] var_1_3 = (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_1=39/4, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L79] COND TRUE 50 != var_1_16 [L80] var_1_1 = (1.00000000000025E12 - 24.25) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=2, var_1_13=2, var_1_14=2, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131] [L82] var_1_12 = (var_1_13 - var_1_14) [L83] var_1_15 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L84] unsigned char stepLocal_1 = var_1_3; [L85] signed long int stepLocal_0 = (var_1_16 + 100) / var_1_8; VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_0=1, stepLocal_1=1, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=2, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=0] [L86] COND FALSE !(stepLocal_0 >= var_1_17) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, stepLocal_1=1, stepLocal_2=2, stepLocal_3=2147450880, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=2, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=0] [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR ((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=2, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=0] [L139-L140] return (((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1)) && (last_1_var_1_3 ? (var_1_6 ? (last_1_var_1_3 ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) (((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - ((var_1_21 - 256) - 256))))) : (((var_1_22 - var_1_20) > (var_1_4 / var_1_8)) ? ((last_1_var_1_1 >= var_1_10) ? (var_1_17 == ((unsigned short int) var_1_14)) : 1) : 1)) : (var_1_17 == ((unsigned short int) var_1_21))) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=2, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=2, var_1_16=32, var_1_17=2, var_1_19=32768, var_1_20=32767, var_1_21=24575, var_1_22=2147483647, var_1_3=1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=131, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 4, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 149 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 149 mSDsluCounter, 625 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 302 mSDsCounter, 71 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 43 IncrementalHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 71 mSolverCounterUnsat, 323 mSDtfsCounter, 43 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 153 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=3, InterpolantAutomatonStates: 9, 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, 44 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 856 NumberOfCodeBlocks, 856 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 564 ConstructedInterpolants, 0 QuantifiedInterpolants, 740 SizeOfPredicates, 0 NumberOfNonLiveVariables, 343 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 3654/3696 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 [2025-03-03 19:16:18,002 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f7bea5741e988234a3cc25ba095c1dd45131a854b9775fd89c7f497f9d6fb0dd --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 19:16:19,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 19:16:19,801 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 19:16:19,805 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 19:16:19,805 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 19:16:19,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 19:16:19,824 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 19:16:19,824 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 19:16:19,824 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 19:16:19,824 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 19:16:19,825 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 19:16:19,825 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 19:16:19,826 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 19:16:19,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 19:16:19,826 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 19:16:19,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 19:16:19,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 19:16:19,826 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 19:16:19,827 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 19:16:19,828 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 19:16:19,828 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 19:16:19,828 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 19:16:19,828 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 19:16:19,828 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 19:16:19,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:16:19,828 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 19:16:19,828 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 19:16:19,828 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 19:16:19,829 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 19:16:19,829 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 19:16:19,829 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 19:16:19,829 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 19:16:19,829 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 19:16:19,829 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 19:16:19,829 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 19:16:19,830 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/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 -> f7bea5741e988234a3cc25ba095c1dd45131a854b9775fd89c7f497f9d6fb0dd [2025-03-03 19:16:20,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 19:16:20,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 19:16:20,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 19:16:20,070 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 19:16:20,070 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 19:16:20,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i [2025-03-03 19:16:21,201 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4c26b596/9fc01d1e618f421e8bb4b99af218f989/FLAG8f40fb356 [2025-03-03 19:16:21,415 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 19:16:21,415 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i [2025-03-03 19:16:21,422 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4c26b596/9fc01d1e618f421e8bb4b99af218f989/FLAG8f40fb356 [2025-03-03 19:16:21,784 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4c26b596/9fc01d1e618f421e8bb4b99af218f989 [2025-03-03 19:16:21,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 19:16:21,786 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 19:16:21,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 19:16:21,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 19:16:21,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 19:16:21,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:21,791 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70acd32c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21, skipping insertion in model container [2025-03-03 19:16:21,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:21,802 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 19:16:21,886 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i[913,926] [2025-03-03 19:16:21,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:16:21,938 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 19:16:21,948 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-67.i[913,926] [2025-03-03 19:16:21,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:16:21,981 INFO L204 MainTranslator]: Completed translation [2025-03-03 19:16:21,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21 WrapperNode [2025-03-03 19:16:21,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 19:16:21,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 19:16:21,983 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 19:16:21,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 19:16:21,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,000 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,023 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2025-03-03 19:16:22,024 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 19:16:22,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 19:16:22,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 19:16:22,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 19:16:22,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,034 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,048 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]. [2025-03-03 19:16:22,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,060 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 19:16:22,068 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 19:16:22,068 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 19:16:22,068 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 19:16:22,072 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (1/1) ... [2025-03-03 19:16:22,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:16:22,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:16:22,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 19:16:22,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 19:16:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 19:16:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 19:16:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 19:16:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 19:16:22,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 19:16:22,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 19:16:22,171 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 19:16:22,172 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 19:16:23,106 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-03-03 19:16:23,106 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 19:16:23,115 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 19:16:23,116 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 19:16:23,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:16:23 BoogieIcfgContainer [2025-03-03 19:16:23,116 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 19:16:23,118 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 19:16:23,118 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 19:16:23,121 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 19:16:23,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 07:16:21" (1/3) ... [2025-03-03 19:16:23,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc34454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:16:23, skipping insertion in model container [2025-03-03 19:16:23,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:16:21" (2/3) ... [2025-03-03 19:16:23,121 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fc34454 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:16:23, skipping insertion in model container [2025-03-03 19:16:23,121 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:16:23" (3/3) ... [2025-03-03 19:16:23,122 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-67.i [2025-03-03 19:16:23,131 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 19:16:23,132 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-67.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 19:16:23,165 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 19:16:23,172 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;@6a085112, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 19:16:23,172 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 19:16:23,175 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-03 19:16:23,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-03-03 19:16:23,181 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:16:23,182 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:16:23,182 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:16:23,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:16:23,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1000577336, now seen corresponding path program 1 times [2025-03-03 19:16:23,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:16:23,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1178625420] [2025-03-03 19:16:23,192 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:16:23,192 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 [2025-03-03 19:16:23,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:16:23,194 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 19:16:23,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-03 19:16:23,270 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-03-03 19:16:23,440 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-03-03 19:16:23,441 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:16:23,441 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:16:23,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 19:16:23,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:16:23,489 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2025-03-03 19:16:23,490 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 19:16:23,490 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 19:16:23,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1178625420] [2025-03-03 19:16:23,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1178625420] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:16:23,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 19:16:23,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 19:16:23,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213585916] [2025-03-03 19:16:23,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:16:23,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 19:16:23,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 19:16:23,508 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 19:16:23,508 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:16:23,509 INFO L87 Difference]: Start difference. First operand has 66 states, 41 states have (on average 1.3658536585365855) internal successors, (56), 42 states have internal predecessors, (56), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2025-03-03 19:16:23,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:16:23,524 INFO L93 Difference]: Finished difference Result 126 states and 217 transitions. [2025-03-03 19:16:23,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 19:16:23,527 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 138 [2025-03-03 19:16:23,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:16:23,550 INFO L225 Difference]: With dead ends: 126 [2025-03-03 19:16:23,551 INFO L226 Difference]: Without dead ends: 63 [2025-03-03 19:16:23,553 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:16:23,554 INFO L435 NwaCegarLoop]: 95 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, 95 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 [2025-03-03 19:16:23,555 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 19:16:23,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2025-03-03 19:16:23,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2025-03-03 19:16:23,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2025-03-03 19:16:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 95 transitions. [2025-03-03 19:16:23,579 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 95 transitions. Word has length 138 [2025-03-03 19:16:23,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:16:23,579 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 95 transitions. [2025-03-03 19:16:23,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2025-03-03 19:16:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2025-03-03 19:16:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-03-03 19:16:23,581 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:16:23,581 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:16:23,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-03-03 19:16:23,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:16:23,782 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:16:23,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:16:23,783 INFO L85 PathProgramCache]: Analyzing trace with hash -883574756, now seen corresponding path program 1 times [2025-03-03 19:16:23,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:16:23,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [570037009] [2025-03-03 19:16:23,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:16:23,783 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 [2025-03-03 19:16:23,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:16:23,785 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 19:16:23,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-03 19:16:23,836 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-03-03 19:16:23,999 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-03-03 19:16:23,999 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:16:23,999 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:16:24,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-03 19:16:24,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:16:24,377 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2025-03-03 19:16:24,377 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 19:16:24,377 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 19:16:24,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [570037009] [2025-03-03 19:16:24,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [570037009] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:16:24,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 19:16:24,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 19:16:24,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313805214] [2025-03-03 19:16:24,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:16:24,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-03 19:16:24,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 19:16:24,380 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-03 19:16:24,380 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-03 19:16:24,381 INFO L87 Difference]: Start difference. First operand 63 states and 95 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-03-03 19:16:25,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:16:25,698 INFO L93 Difference]: Finished difference Result 184 states and 280 transitions. [2025-03-03 19:16:25,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-03 19:16:25,715 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 138 [2025-03-03 19:16:25,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:16:25,717 INFO L225 Difference]: With dead ends: 184 [2025-03-03 19:16:25,717 INFO L226 Difference]: Without dead ends: 124 [2025-03-03 19:16:25,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-03 19:16:25,718 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 59 mSDsluCounter, 172 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2025-03-03 19:16:25,718 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 262 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2025-03-03 19:16:25,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2025-03-03 19:16:25,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 110. [2025-03-03 19:16:25,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 63 states have (on average 1.2380952380952381) internal successors, (78), 63 states have internal predecessors, (78), 44 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2025-03-03 19:16:25,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 166 transitions. [2025-03-03 19:16:25,737 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 166 transitions. Word has length 138 [2025-03-03 19:16:25,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:16:25,737 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 166 transitions. [2025-03-03 19:16:25,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2025-03-03 19:16:25,738 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 166 transitions. [2025-03-03 19:16:25,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2025-03-03 19:16:25,739 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:16:25,739 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:16:25,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-03-03 19:16:25,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-03 19:16:25,940 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:16:25,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:16:25,940 INFO L85 PathProgramCache]: Analyzing trace with hash -154477673, now seen corresponding path program 1 times [2025-03-03 19:16:25,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:16:25,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1911769355] [2025-03-03 19:16:25,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:16:25,941 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 [2025-03-03 19:16:25,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:16:25,942 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-03 19:16:25,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-03 19:16:25,975 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 140 statements into 1 equivalence classes. [2025-03-03 19:16:26,146 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 140 of 140 statements. [2025-03-03 19:16:26,147 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:16:26,147 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:16:26,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 25 conjuncts are in the unsatisfiable core [2025-03-03 19:16:26,164 INFO L279 TraceCheckSpWp]: Computing forward predicates...