./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-55.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed 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_loopvsstraightlinecode_100-while_file-55.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 12ec80b88d13cbd20df6410c30aafcaf8554885c00373f899d9eea2626edd39d --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 14:11:23,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 14:11:23,315 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 14:11:23,318 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 14:11:23,318 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 14:11:23,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 14:11:23,340 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 14:11:23,340 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 14:11:23,341 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 14:11:23,341 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 14:11:23,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 14:11:23,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 14:11:23,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 14:11:23,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 14:11:23,342 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 14:11:23,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 14:11:23,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 14:11:23,343 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 14:11:23,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 14:11:23,344 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 14:11:23,344 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 14:11:23,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 14:11:23,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 14:11:23,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 14:11:23,344 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 14:11:23,344 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 14:11:23,345 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 14:11:23,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 14:11:23,345 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 14:11:23,345 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 14:11:23,345 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 14:11:23,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 14:11:23,345 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 -> 12ec80b88d13cbd20df6410c30aafcaf8554885c00373f899d9eea2626edd39d [2025-03-08 14:11:23,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 14:11:23,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 14:11:23,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 14:11:23,558 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 14:11:23,558 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 14:11:23,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-55.i [2025-03-08 14:11:24,651 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6121d4ea/5b1c94d3887c4eb58c4fc4004d8ed336/FLAGf9b6293b1 [2025-03-08 14:11:24,874 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 14:11:24,875 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-55.i [2025-03-08 14:11:24,884 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6121d4ea/5b1c94d3887c4eb58c4fc4004d8ed336/FLAGf9b6293b1 [2025-03-08 14:11:25,221 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6121d4ea/5b1c94d3887c4eb58c4fc4004d8ed336 [2025-03-08 14:11:25,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 14:11:25,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 14:11:25,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 14:11:25,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 14:11:25,228 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 14:11:25,229 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a0cc83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25, skipping insertion in model container [2025-03-08 14:11:25,230 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,243 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 14:11:25,328 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_loopvsstraightlinecode_100-while_file-55.i[916,929] [2025-03-08 14:11:25,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 14:11:25,390 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 14:11:25,396 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_loopvsstraightlinecode_100-while_file-55.i[916,929] [2025-03-08 14:11:25,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 14:11:25,426 INFO L204 MainTranslator]: Completed translation [2025-03-08 14:11:25,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25 WrapperNode [2025-03-08 14:11:25,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 14:11:25,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 14:11:25,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 14:11:25,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 14:11:25,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,439 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,475 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2025-03-08 14:11:25,478 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 14:11:25,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 14:11:25,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 14:11:25,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 14:11:25,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,487 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,503 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]. [2025-03-08 14:11:25,507 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,517 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,523 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 14:11:25,525 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 14:11:25,525 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 14:11:25,525 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 14:11:25,530 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (1/1) ... [2025-03-08 14:11:25,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 14:11:25,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 14:11:25,559 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) [2025-03-08 14:11:25,562 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 [2025-03-08 14:11:25,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 14:11:25,580 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 14:11:25,580 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 14:11:25,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 14:11:25,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 14:11:25,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 14:11:25,646 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 14:11:25,648 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 14:11:25,990 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L185: havoc property_#t~bitwise17#1;havoc property_#t~short18#1; [2025-03-08 14:11:26,017 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2025-03-08 14:11:26,018 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 14:11:26,028 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 14:11:26,028 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 14:11:26,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 02:11:26 BoogieIcfgContainer [2025-03-08 14:11:26,028 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 14:11:26,030 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 14:11:26,030 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 14:11:26,033 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 14:11:26,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 02:11:25" (1/3) ... [2025-03-08 14:11:26,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d07df85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 02:11:26, skipping insertion in model container [2025-03-08 14:11:26,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:25" (2/3) ... [2025-03-08 14:11:26,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d07df85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 02:11:26, skipping insertion in model container [2025-03-08 14:11:26,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 02:11:26" (3/3) ... [2025-03-08 14:11:26,035 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-55.i [2025-03-08 14:11:26,045 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 14:11:26,046 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-55.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 14:11:26,091 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 14:11:26,098 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;@aa82c05, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 14:11:26,100 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 14:11:26,103 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-08 14:11:26,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2025-03-08 14:11:26,113 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 14:11:26,114 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 14:11:26,114 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 14:11:26,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 14:11:26,118 INFO L85 PathProgramCache]: Analyzing trace with hash -939831242, now seen corresponding path program 1 times [2025-03-08 14:11:26,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 14:11:26,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236792081] [2025-03-08 14:11:26,122 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:26,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 14:11:26,205 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 160 statements into 1 equivalence classes. [2025-03-08 14:11:26,233 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 160 of 160 statements. [2025-03-08 14:11:26,233 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:26,233 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:11:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-03-08 14:11:26,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 14:11:26,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236792081] [2025-03-08 14:11:26,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236792081] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 14:11:26,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983087344] [2025-03-08 14:11:26,426 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:26,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 14:11:26,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 14:11:26,429 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) [2025-03-08 14:11:26,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 14:11:26,493 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 160 statements into 1 equivalence classes. [2025-03-08 14:11:26,564 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 160 of 160 statements. [2025-03-08 14:11:26,564 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:26,564 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:11:26,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 14:11:26,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 14:11:26,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-03-08 14:11:26,603 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 14:11:26,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1983087344] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 14:11:26,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 14:11:26,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 14:11:26,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353844161] [2025-03-08 14:11:26,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 14:11:26,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 14:11:26,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 14:11:26,619 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 14:11:26,620 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 14:11:26,621 INFO L87 Difference]: Start difference. First operand has 84 states, 57 states have (on average 1.4210526315789473) internal successors, (81), 58 states have internal predecessors, (81), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2025-03-08 14:11:26,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 14:11:26,650 INFO L93 Difference]: Finished difference Result 162 states and 277 transitions. [2025-03-08 14:11:26,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 14:11:26,652 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 160 [2025-03-08 14:11:26,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 14:11:26,657 INFO L225 Difference]: With dead ends: 162 [2025-03-08 14:11:26,658 INFO L226 Difference]: Without dead ends: 81 [2025-03-08 14:11:26,661 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 14:11:26,664 INFO L435 NwaCegarLoop]: 121 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, 121 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 [2025-03-08 14:11:26,666 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 14:11:26,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2025-03-08 14:11:26,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2025-03-08 14:11:26,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 55 states have internal predecessors, (75), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-08 14:11:26,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 123 transitions. [2025-03-08 14:11:26,697 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 123 transitions. Word has length 160 [2025-03-08 14:11:26,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 14:11:26,697 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 123 transitions. [2025-03-08 14:11:26,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2025-03-08 14:11:26,698 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 123 transitions. [2025-03-08 14:11:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2025-03-08 14:11:26,700 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 14:11:26,700 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 14:11:26,707 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 14:11:26,901 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 [2025-03-08 14:11:26,902 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 14:11:26,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 14:11:26,902 INFO L85 PathProgramCache]: Analyzing trace with hash -647109352, now seen corresponding path program 1 times [2025-03-08 14:11:26,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 14:11:26,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733605965] [2025-03-08 14:11:26,903 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:26,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 14:11:26,923 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 160 statements into 1 equivalence classes. [2025-03-08 14:11:26,974 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 160 of 160 statements. [2025-03-08 14:11:26,975 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:26,975 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:11:27,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2025-03-08 14:11:27,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 14:11:27,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733605965] [2025-03-08 14:11:27,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733605965] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 14:11:27,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 14:11:27,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 14:11:27,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388904046] [2025-03-08 14:11:27,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 14:11:27,381 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 14:11:27,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 14:11:27,382 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 14:11:27,382 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 14:11:27,382 INFO L87 Difference]: Start difference. First operand 81 states and 123 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2025-03-08 14:11:27,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 14:11:27,533 INFO L93 Difference]: Finished difference Result 238 states and 364 transitions. [2025-03-08 14:11:27,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 14:11:27,534 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 160 [2025-03-08 14:11:27,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 14:11:27,536 INFO L225 Difference]: With dead ends: 238 [2025-03-08 14:11:27,536 INFO L226 Difference]: Without dead ends: 160 [2025-03-08 14:11:27,538 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 [2025-03-08 14:11:27,539 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 106 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 14:11:27,540 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 341 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 14:11:27,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2025-03-08 14:11:27,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 130. [2025-03-08 14:11:27,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 79 states have (on average 1.2911392405063291) internal successors, (102), 79 states have internal predecessors, (102), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2025-03-08 14:11:27,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 198 transitions. [2025-03-08 14:11:27,569 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 198 transitions. Word has length 160 [2025-03-08 14:11:27,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 14:11:27,570 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 198 transitions. [2025-03-08 14:11:27,571 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2025-03-08 14:11:27,571 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 198 transitions. [2025-03-08 14:11:27,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-03-08 14:11:27,574 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 14:11:27,574 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 14:11:27,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 14:11:27,574 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 14:11:27,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 14:11:27,575 INFO L85 PathProgramCache]: Analyzing trace with hash -2089401583, now seen corresponding path program 1 times [2025-03-08 14:11:27,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 14:11:27,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146048846] [2025-03-08 14:11:27,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:27,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 14:11:27,603 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-08 14:11:27,782 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-08 14:11:27,783 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:27,783 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:11:31,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2025-03-08 14:11:31,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 14:11:31,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146048846] [2025-03-08 14:11:31,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146048846] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 14:11:31,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 14:11:31,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2025-03-08 14:11:31,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258111751] [2025-03-08 14:11:31,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 14:11:31,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-08 14:11:31,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 14:11:31,863 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-08 14:11:31,863 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2025-03-08 14:11:31,863 INFO L87 Difference]: Start difference. First operand 130 states and 198 transitions. Second operand has 12 states, 12 states have (on average 3.6666666666666665) internal successors, (44), 12 states have internal predecessors, (44), 3 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2025-03-08 14:11:33,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 14:11:33,482 INFO L93 Difference]: Finished difference Result 349 states and 520 transitions. [2025-03-08 14:11:33,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-03-08 14:11:33,482 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 3.6666666666666665) internal successors, (44), 12 states have internal predecessors, (44), 3 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 161 [2025-03-08 14:11:33,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 14:11:33,485 INFO L225 Difference]: With dead ends: 349 [2025-03-08 14:11:33,485 INFO L226 Difference]: Without dead ends: 265 [2025-03-08 14:11:33,488 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2025-03-08 14:11:33,488 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 734 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 543 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 734 SdHoareTripleChecker+Valid, 765 SdHoareTripleChecker+Invalid, 682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-03-08 14:11:33,488 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [734 Valid, 765 Invalid, 682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 543 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-03-08 14:11:33,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2025-03-08 14:11:33,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 151. [2025-03-08 14:11:33,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 100 states have (on average 1.31) internal successors, (131), 100 states have internal predecessors, (131), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2025-03-08 14:11:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 227 transitions. [2025-03-08 14:11:33,506 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 227 transitions. Word has length 161 [2025-03-08 14:11:33,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 14:11:33,506 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 227 transitions. [2025-03-08 14:11:33,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.6666666666666665) internal successors, (44), 12 states have internal predecessors, (44), 3 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2025-03-08 14:11:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 227 transitions. [2025-03-08 14:11:33,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-03-08 14:11:33,508 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 14:11:33,508 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 14:11:33,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 14:11:33,508 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 14:11:33,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 14:11:33,509 INFO L85 PathProgramCache]: Analyzing trace with hash 698013904, now seen corresponding path program 1 times [2025-03-08 14:11:33,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 14:11:33,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173379381] [2025-03-08 14:11:33,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:33,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 14:11:33,521 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-08 14:11:33,556 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-08 14:11:33,556 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:33,556 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:11:33,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2025-03-08 14:11:33,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 14:11:33,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173379381] [2025-03-08 14:11:33,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173379381] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 14:11:33,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 14:11:33,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 14:11:33,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471450198] [2025-03-08 14:11:33,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 14:11:33,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 14:11:33,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 14:11:33,927 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 14:11:33,927 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 14:11:33,927 INFO L87 Difference]: Start difference. First operand 151 states and 227 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2025-03-08 14:11:34,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 14:11:34,300 INFO L93 Difference]: Finished difference Result 397 states and 597 transitions. [2025-03-08 14:11:34,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 14:11:34,302 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 161 [2025-03-08 14:11:34,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 14:11:34,304 INFO L225 Difference]: With dead ends: 397 [2025-03-08 14:11:34,304 INFO L226 Difference]: Without dead ends: 319 [2025-03-08 14:11:34,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 14:11:34,308 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 228 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 14:11:34,308 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 560 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 14:11:34,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2025-03-08 14:11:34,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 222. [2025-03-08 14:11:34,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 154 states have (on average 1.3506493506493507) internal successors, (208), 155 states have internal predecessors, (208), 64 states have call successors, (64), 3 states have call predecessors, (64), 3 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2025-03-08 14:11:34,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 336 transitions. [2025-03-08 14:11:34,340 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 336 transitions. Word has length 161 [2025-03-08 14:11:34,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 14:11:34,340 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 336 transitions. [2025-03-08 14:11:34,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2025-03-08 14:11:34,341 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 336 transitions. [2025-03-08 14:11:34,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-03-08 14:11:34,342 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 14:11:34,342 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 14:11:34,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 14:11:34,343 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 14:11:34,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 14:11:34,343 INFO L85 PathProgramCache]: Analyzing trace with hash 192455279, now seen corresponding path program 1 times [2025-03-08 14:11:34,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 14:11:34,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430988853] [2025-03-08 14:11:34,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:34,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 14:11:34,355 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-08 14:11:34,429 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-08 14:11:34,429 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:34,429 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:11:34,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 48 proven. 21 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2025-03-08 14:11:34,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 14:11:34,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430988853] [2025-03-08 14:11:34,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430988853] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 14:11:34,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2049975354] [2025-03-08 14:11:34,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:34,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 14:11:34,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 14:11:34,699 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) [2025-03-08 14:11:34,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 14:11:34,763 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-08 14:11:34,802 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-08 14:11:34,802 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:34,802 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:11:34,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-03-08 14:11:34,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 14:11:35,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 542 proven. 21 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2025-03-08 14:11:35,216 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 14:11:35,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 111 proven. 24 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2025-03-08 14:11:35,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2049975354] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 14:11:35,582 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 14:11:35,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11, 10] total 23 [2025-03-08 14:11:35,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144551633] [2025-03-08 14:11:35,582 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 14:11:35,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2025-03-08 14:11:35,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 14:11:35,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2025-03-08 14:11:35,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=389, Unknown=0, NotChecked=0, Total=506 [2025-03-08 14:11:35,584 INFO L87 Difference]: Start difference. First operand 222 states and 336 transitions. Second operand has 23 states, 23 states have (on average 4.695652173913044) internal successors, (108), 23 states have internal predecessors, (108), 7 states have call successors, (55), 4 states have call predecessors, (55), 9 states have return successors, (56), 7 states have call predecessors, (56), 7 states have call successors, (56) [2025-03-08 14:11:36,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 14:11:36,770 INFO L93 Difference]: Finished difference Result 451 states and 665 transitions. [2025-03-08 14:11:36,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-03-08 14:11:36,771 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 4.695652173913044) internal successors, (108), 23 states have internal predecessors, (108), 7 states have call successors, (55), 4 states have call predecessors, (55), 9 states have return successors, (56), 7 states have call predecessors, (56), 7 states have call successors, (56) Word has length 161 [2025-03-08 14:11:36,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 14:11:36,773 INFO L225 Difference]: With dead ends: 451 [2025-03-08 14:11:36,773 INFO L226 Difference]: Without dead ends: 288 [2025-03-08 14:11:36,777 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 310 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 679 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=649, Invalid=2003, Unknown=0, NotChecked=0, Total=2652 [2025-03-08 14:11:36,778 INFO L435 NwaCegarLoop]: 121 mSDtfsCounter, 1245 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 732 mSolverCounterSat, 835 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1245 SdHoareTripleChecker+Valid, 625 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 835 IncrementalHoareTripleChecker+Valid, 732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-03-08 14:11:36,779 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1245 Valid, 625 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [835 Valid, 732 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-03-08 14:11:36,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2025-03-08 14:11:36,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 223. [2025-03-08 14:11:36,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 151 states have (on average 1.2582781456953642) internal successors, (190), 152 states have internal predecessors, (190), 64 states have call successors, (64), 7 states have call predecessors, (64), 7 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2025-03-08 14:11:36,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 318 transitions. [2025-03-08 14:11:36,810 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 318 transitions. Word has length 161 [2025-03-08 14:11:36,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 14:11:36,810 INFO L471 AbstractCegarLoop]: Abstraction has 223 states and 318 transitions. [2025-03-08 14:11:36,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.695652173913044) internal successors, (108), 23 states have internal predecessors, (108), 7 states have call successors, (55), 4 states have call predecessors, (55), 9 states have return successors, (56), 7 states have call predecessors, (56), 7 states have call successors, (56) [2025-03-08 14:11:36,811 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 318 transitions. [2025-03-08 14:11:36,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2025-03-08 14:11:36,813 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 14:11:36,813 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 14:11:36,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-08 14:11:37,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 14:11:37,014 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 14:11:37,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 14:11:37,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1464026564, now seen corresponding path program 1 times [2025-03-08 14:11:37,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 14:11:37,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604538779] [2025-03-08 14:11:37,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:37,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 14:11:37,024 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-08 14:11:37,118 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-08 14:11:37,118 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:37,118 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 14:11:37,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [567015205] [2025-03-08 14:11:37,121 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:37,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 14:11:37,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 14:11:37,123 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 14:11:37,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 14:11:37,169 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-08 14:11:37,271 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-08 14:11:37,271 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:37,271 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 14:11:37,271 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 14:11:37,291 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 162 statements into 1 equivalence classes. [2025-03-08 14:11:37,536 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 162 of 162 statements. [2025-03-08 14:11:37,536 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:37,536 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 14:11:37,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 14:11:37,630 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 14:11:37,631 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 14:11:37,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-03-08 14:11:37,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 14:11:37,836 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2025-03-08 14:11:37,948 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 14:11:37,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 02:11:37 BoogieIcfgContainer [2025-03-08 14:11:37,953 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 14:11:37,954 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 14:11:37,954 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 14:11:37,954 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 14:11:37,955 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 02:11:26" (3/4) ... [2025-03-08 14:11:37,956 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 14:11:37,957 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 14:11:37,957 INFO L158 Benchmark]: Toolchain (without parser) took 12733.19ms. Allocated memory was 142.6MB in the beginning and 528.5MB in the end (delta: 385.9MB). Free memory was 105.5MB in the beginning and 426.7MB in the end (delta: -321.3MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2025-03-08 14:11:37,958 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 201.3MB. Free memory is still 116.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 14:11:37,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.73ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 90.2MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 14:11:37,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.38ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 86.5MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 14:11:37,959 INFO L158 Benchmark]: Boogie Preprocessor took 46.37ms. Allocated memory is still 142.6MB. Free memory was 86.5MB in the beginning and 82.6MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 14:11:37,959 INFO L158 Benchmark]: IcfgBuilder took 503.53ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 55.2MB in the end (delta: 27.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 14:11:37,959 INFO L158 Benchmark]: TraceAbstraction took 11922.82ms. Allocated memory was 142.6MB in the beginning and 528.5MB in the end (delta: 385.9MB). Free memory was 54.5MB in the beginning and 430.9MB in the end (delta: -376.4MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2025-03-08 14:11:37,959 INFO L158 Benchmark]: Witness Printer took 3.00ms. Allocated memory is still 528.5MB. Free memory was 430.9MB in the beginning and 426.7MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 14:11:37,960 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 201.3MB. Free memory is still 116.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.73ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 90.2MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.38ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 86.5MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.37ms. Allocated memory is still 142.6MB. Free memory was 86.5MB in the beginning and 82.6MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 503.53ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 55.2MB in the end (delta: 27.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 11922.82ms. Allocated memory was 142.6MB in the beginning and 528.5MB in the end (delta: 385.9MB). Free memory was 54.5MB in the beginning and 430.9MB in the end (delta: -376.4MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Witness Printer took 3.00ms. Allocated memory is still 528.5MB. Free memory was 430.9MB in the beginning and 426.7MB in the end (delta: 4.2MB). 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 someBinaryFLOATComparisonOperation at line 148, overapproximation of someBinaryFLOATComparisonOperation at line 87, overapproximation of someBinaryFLOATComparisonOperation at line 185, overapproximation of someBinaryFLOATComparisonOperation at line 149, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 185, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -2; [L23] signed char var_1_4 = 0; [L24] signed char var_1_5 = -5; [L25] signed short int var_1_6 = -32; [L26] signed char var_1_7 = 8; [L27] unsigned char var_1_8 = 2; [L28] float var_1_10 = 15.6; [L29] unsigned char var_1_11 = 10; [L30] unsigned short int var_1_12 = 64; [L31] signed long int var_1_13 = -8; [L32] unsigned long int var_1_14 = 64; [L33] float var_1_17 = 9.75; [L34] float var_1_18 = 0.5; [L35] signed short int var_1_19 = -128; [L36] unsigned char var_1_21 = 1; [L37] unsigned long int var_1_22 = 3552880340; [L38] unsigned char var_1_23 = 0; [L39] unsigned char var_1_24 = 1; [L40] unsigned char var_1_25 = 0; [L41] unsigned char var_1_26 = 0; [L42] unsigned char var_1_27 = 0; [L43] unsigned char var_1_28 = 1; [L44] unsigned char var_1_29 = 0; [L45] signed short int var_1_30 = 10; [L46] float var_1_31 = 99.25; [L47] signed long int var_1_32 = 256; [L48] signed short int last_1_var_1_6 = -32; [L49] signed long int last_1_var_1_13 = -8; [L50] unsigned long int last_1_var_1_14 = 64; [L51] float last_1_var_1_17 = 9.75; [L52] signed short int last_1_var_1_19 = -128; [L53] unsigned char last_1_var_1_21 = 1; [L54] float last_1_var_1_31 = 99.25; [L55] signed long int last_1_var_1_32 = 256; VAL [isInitial=0, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=0, var_1_5=-5, var_1_6=-32, var_1_7=8, var_1_8=2] [L189] isInitial = 1 [L190] FCALL initially() [L191] COND TRUE 1 [L192] CALL updateLastVariables() [L175] last_1_var_1_6 = var_1_6 [L176] last_1_var_1_13 = var_1_13 [L177] last_1_var_1_14 = var_1_14 [L178] last_1_var_1_17 = var_1_17 [L179] last_1_var_1_19 = var_1_19 [L180] last_1_var_1_21 = var_1_21 [L181] last_1_var_1_31 = var_1_31 [L182] last_1_var_1_32 = var_1_32 VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=0, var_1_5=-5, var_1_6=-32, var_1_7=8, var_1_8=2] [L192] RET updateLastVariables() [L193] CALL updateVariables() [L137] var_1_4 = __VERIFIER_nondet_char() [L138] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-5, var_1_6=-32, var_1_7=8, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-5, var_1_6=-32, var_1_7=8, var_1_8=2] [L138] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-5, var_1_6=-32, var_1_7=8, var_1_8=2] [L139] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-5, var_1_6=-32, var_1_7=8, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-5, var_1_6=-32, var_1_7=8, var_1_8=2] [L139] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-5, var_1_6=-32, var_1_7=8, var_1_8=2] [L140] var_1_5 = __VERIFIER_nondet_char() [L141] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=8, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=8, var_1_8=2] [L141] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=8, var_1_8=2] [L142] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=8, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=8, var_1_8=2] [L142] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=8, var_1_8=2] [L143] var_1_7 = __VERIFIER_nondet_char() [L144] CALL assume_abort_if_not(var_1_7 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L144] RET assume_abort_if_not(var_1_7 >= -128) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L145] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L145] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L146] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L146] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_10=78/5, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L147] var_1_10 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L148] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L149] CALL assume_abort_if_not(var_1_10 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L149] RET assume_abort_if_not(var_1_10 != 0.0F) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=10, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L150] var_1_11 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L151] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L152] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L152] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_18=1/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L153] var_1_18 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L154] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=3552880340, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L155] var_1_22 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L156] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L157] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L157] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L158] var_1_23 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L159] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L160] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L160] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L161] var_1_24 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L162] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L163] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L163] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L164] var_1_26 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L165] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L166] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L166] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L167] var_1_27 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L168] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L169] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L169] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=0, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L170] var_1_29 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L171] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L172] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L172] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L193] RET updateVariables() [L194] CALL step() [L59] COND FALSE !(-2 == last_1_var_1_32) [L66] var_1_1 = (var_1_5 + 5) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=256, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L68] var_1_32 = var_1_1 VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-32, var_1_7=-128, var_1_8=2] [L69] COND TRUE var_1_5 > (last_1_var_1_13 % var_1_7) [L70] var_1_6 = var_1_5 VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=2] [L74] unsigned char stepLocal_4 = (- var_1_18) > last_1_var_1_31; VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, stepLocal_4=0, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=2] [L75] COND TRUE last_1_var_1_21 || stepLocal_4 VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=2] [L76] COND FALSE !(! last_1_var_1_21) [L79] var_1_25 = var_1_24 VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=64, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=10, var_1_31=397/4, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=2] [L84] var_1_12 = var_1_11 [L85] var_1_30 = var_1_1 [L86] var_1_31 = 24.4f [L87] unsigned char stepLocal_0 = (var_1_31 / var_1_10) < 255.625f; VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, stepLocal_0=1, var_1_11=376, var_1_12=120, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=2] [L88] COND TRUE stepLocal_0 && (var_1_7 < (var_1_5 * -100)) [L89] var_1_8 = (((((128 - var_1_4)) > (var_1_11)) ? ((128 - var_1_4)) : (var_1_11))) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L93] signed char stepLocal_5 = var_1_7; VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, stepLocal_5=-128, var_1_11=376, var_1_12=120, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L94] COND TRUE stepLocal_5 <= (~ var_1_1) [L95] var_1_28 = (! (! (var_1_24 && var_1_29))) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=-8, var_1_14=64, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L99] COND TRUE var_1_25 || var_1_28 [L100] var_1_14 = ((last_1_var_1_14 + 1u) + var_1_11) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=-8, var_1_14=185, var_1_17=39/4, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L102] COND TRUE (64 - ((((-64) < 0 ) ? -(-64) : (-64)))) <= (var_1_14 + (var_1_8 * var_1_4)) [L103] var_1_17 = 100.5f VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=-8, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L107] COND FALSE !((var_1_31 + (var_1_10 + var_1_31)) > (var_1_18 * var_1_17)) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=-8, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L114] signed char stepLocal_1 = var_1_5; VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, stepLocal_1=-7, var_1_11=376, var_1_12=120, var_1_13=-8, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L115] COND TRUE ((last_1_var_1_6 * var_1_11) / 10) <= stepLocal_1 [L116] var_1_13 = (var_1_7 + (var_1_11 - ((((last_1_var_1_13) < (last_1_var_1_32)) ? (last_1_var_1_13) : (last_1_var_1_32))))) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=0, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L124] EXPR 256u & var_1_13 VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=0, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L124] unsigned char stepLocal_3 = (256u & var_1_13) == (var_1_22 - var_1_12); [L125] unsigned short int stepLocal_2 = var_1_12; VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, stepLocal_2=120, stepLocal_3=0, var_1_11=376, var_1_12=120, var_1_13=0, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L126] COND TRUE stepLocal_3 || var_1_25 VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, stepLocal_2=120, var_1_11=376, var_1_12=120, var_1_13=0, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=1, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L127] COND TRUE var_1_13 != stepLocal_2 [L128] var_1_21 = var_1_23 VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=0, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=0, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L194] RET step() [L195] CALL, EXPR property() [L185] EXPR (((((((((-2 == last_1_var_1_32) ? (((last_1_var_1_32 * last_1_var_1_6) <= -500) ? (var_1_1 == ((signed char) ((((2 - var_1_4) < 0 ) ? -(2 - var_1_4) : (2 - var_1_4))))) : (var_1_1 == ((signed char) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) : (var_1_1 == ((signed char) (var_1_5 + 5)))) && ((var_1_5 > (last_1_var_1_13 % var_1_7)) ? (var_1_6 == ((signed short int) var_1_5)) : (var_1_6 == ((signed short int) (var_1_5 + var_1_7))))) && ((((var_1_31 / var_1_10) < 255.625f) && (var_1_7 < (var_1_5 * -100))) ? (var_1_8 == ((unsigned char) (((((128 - var_1_4)) > (var_1_11)) ? ((128 - var_1_4)) : (var_1_11))))) : (var_1_8 == ((unsigned char) var_1_4)))) && (var_1_12 == ((unsigned short int) var_1_11))) && ((((last_1_var_1_6 * var_1_11) / 10) <= var_1_5) ? (var_1_13 == ((signed long int) (var_1_7 + (var_1_11 - ((((last_1_var_1_13) < (last_1_var_1_32)) ? (last_1_var_1_13) : (last_1_var_1_32))))))) : (((- (- last_1_var_1_17)) < var_1_10) ? (var_1_13 == ((signed long int) (var_1_7 + var_1_5))) : (var_1_13 == ((signed long int) var_1_4))))) && ((var_1_25 || var_1_28) ? (var_1_14 == ((unsigned long int) ((last_1_var_1_14 + 1u) + var_1_11))) : 1)) && (((64 - ((((-64) < 0 ) ? -(-64) : (-64)))) <= (var_1_14 + (var_1_8 * var_1_4))) ? (var_1_17 == ((float) 100.5f)) : (var_1_17 == ((float) var_1_18)))) && (((var_1_31 + (var_1_10 + var_1_31)) > (var_1_18 * var_1_17)) ? (var_1_25 ? (var_1_19 == ((signed short int) var_1_7)) : (var_1_19 == ((signed short int) last_1_var_1_19))) : 1)) && ((((256u & var_1_13) == (var_1_22 - var_1_12)) || var_1_25) ? ((var_1_13 != var_1_12) ? (var_1_21 == ((unsigned char) var_1_23)) : (var_1_21 == ((unsigned char) var_1_23))) : (var_1_21 == ((unsigned char) var_1_24))) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=0, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=0, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L185-L186] return ((((((((((((((-2 == last_1_var_1_32) ? (((last_1_var_1_32 * last_1_var_1_6) <= -500) ? (var_1_1 == ((signed char) ((((2 - var_1_4) < 0 ) ? -(2 - var_1_4) : (2 - var_1_4))))) : (var_1_1 == ((signed char) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) : (var_1_1 == ((signed char) (var_1_5 + 5)))) && ((var_1_5 > (last_1_var_1_13 % var_1_7)) ? (var_1_6 == ((signed short int) var_1_5)) : (var_1_6 == ((signed short int) (var_1_5 + var_1_7))))) && ((((var_1_31 / var_1_10) < 255.625f) && (var_1_7 < (var_1_5 * -100))) ? (var_1_8 == ((unsigned char) (((((128 - var_1_4)) > (var_1_11)) ? ((128 - var_1_4)) : (var_1_11))))) : (var_1_8 == ((unsigned char) var_1_4)))) && (var_1_12 == ((unsigned short int) var_1_11))) && ((((last_1_var_1_6 * var_1_11) / 10) <= var_1_5) ? (var_1_13 == ((signed long int) (var_1_7 + (var_1_11 - ((((last_1_var_1_13) < (last_1_var_1_32)) ? (last_1_var_1_13) : (last_1_var_1_32))))))) : (((- (- last_1_var_1_17)) < var_1_10) ? (var_1_13 == ((signed long int) (var_1_7 + var_1_5))) : (var_1_13 == ((signed long int) var_1_4))))) && ((var_1_25 || var_1_28) ? (var_1_14 == ((unsigned long int) ((last_1_var_1_14 + 1u) + var_1_11))) : 1)) && (((64 - ((((-64) < 0 ) ? -(-64) : (-64)))) <= (var_1_14 + (var_1_8 * var_1_4))) ? (var_1_17 == ((float) 100.5f)) : (var_1_17 == ((float) var_1_18)))) && (((var_1_31 + (var_1_10 + var_1_31)) > (var_1_18 * var_1_17)) ? (var_1_25 ? (var_1_19 == ((signed short int) var_1_7)) : (var_1_19 == ((signed short int) last_1_var_1_19))) : 1)) && ((((256u & var_1_13) == (var_1_22 - var_1_12)) || var_1_25) ? ((var_1_13 != var_1_12) ? (var_1_21 == ((unsigned char) var_1_23)) : (var_1_21 == ((unsigned char) var_1_23))) : (var_1_21 == ((unsigned char) var_1_24)))) && ((last_1_var_1_21 || ((- var_1_18) > last_1_var_1_31)) ? ((! last_1_var_1_21) ? (var_1_25 == ((unsigned char) ((var_1_23 || var_1_26) || var_1_27))) : (var_1_25 == ((unsigned char) var_1_24))) : (var_1_25 == ((unsigned char) var_1_24)))) && ((var_1_7 <= (~ var_1_1)) ? (var_1_28 == ((unsigned char) (! (! (var_1_24 && var_1_29))))) : (var_1_28 == ((unsigned char) ((var_1_31 == 8.5f) || (var_1_29 && var_1_24)))))) && (var_1_30 == ((signed short int) var_1_1))) && (var_1_31 == ((float) 24.4f))) && (var_1_32 == ((signed long int) var_1_1)) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=0, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=0, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=-8, last_1_var_1_14=64, last_1_var_1_17=39/4, last_1_var_1_19=-128, last_1_var_1_21=1, last_1_var_1_31=397/4, last_1_var_1_32=256, last_1_var_1_6=-32, var_1_11=376, var_1_12=120, var_1_13=0, var_1_14=185, var_1_17=201/2, var_1_19=-128, var_1_1=-2, var_1_21=0, var_1_22=23622320127, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=1, var_1_29=1, var_1_30=-2, var_1_31=122/5, var_1_32=-2, var_1_4=4, var_1_5=-7, var_1_6=-7, var_1_7=-128, var_1_8=124] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 84 locations, 153 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.8s, OverallIterations: 6, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2313 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2313 mSDsluCounter, 2412 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1719 mSDsCounter, 1147 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1458 IncrementalHoareTripleChecker+Invalid, 2605 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1147 mSolverCounterUnsat, 693 mSDtfsCounter, 1458 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 563 GetRequests, 486 SyntacticMatches, 1 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=223occurred in iteration=5, InterpolantAutomatonStates: 52, 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, 5 MinimizatonAttempts, 306 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 1448 NumberOfCodeBlocks, 1448 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1277 ConstructedInterpolants, 0 QuantifiedInterpolants, 5809 SizeOfPredicates, 5 NumberOfNonLiveVariables, 829 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 8720/8832 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 [2025-03-08 14:11:37,990 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_loopvsstraightlinecode_100-while_file-55.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 12ec80b88d13cbd20df6410c30aafcaf8554885c00373f899d9eea2626edd39d --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 14:11:39,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 14:11:39,922 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 14:11:39,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 14:11:39,928 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 14:11:39,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 14:11:39,951 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 14:11:39,951 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 14:11:39,952 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 14:11:39,952 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 14:11:39,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 14:11:39,953 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 14:11:39,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 14:11:39,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 14:11:39,954 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 14:11:39,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 14:11:39,954 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 14:11:39,954 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 14:11:39,955 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 14:11:39,956 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 14:11:39,956 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 14:11:39,956 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 14:11:39,956 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 14:11:39,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 14:11:39,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 14:11:39,957 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 14:11:39,957 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 14:11:39,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 14:11:39,957 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 14:11:39,957 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 14:11:39,957 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 14:11:39,957 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 14:11:39,957 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 14:11:39,957 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 14:11:39,957 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 -> 12ec80b88d13cbd20df6410c30aafcaf8554885c00373f899d9eea2626edd39d [2025-03-08 14:11:40,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 14:11:40,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 14:11:40,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 14:11:40,205 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 14:11:40,206 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 14:11:40,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-55.i [2025-03-08 14:11:41,364 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3575cf8f/b3ab2d25706840f8b2dd90b370dd615a/FLAGe1b0640f5 [2025-03-08 14:11:41,555 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 14:11:41,555 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-55.i [2025-03-08 14:11:41,565 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3575cf8f/b3ab2d25706840f8b2dd90b370dd615a/FLAGe1b0640f5 [2025-03-08 14:11:41,582 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3575cf8f/b3ab2d25706840f8b2dd90b370dd615a [2025-03-08 14:11:41,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 14:11:41,585 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 14:11:41,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 14:11:41,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 14:11:41,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 14:11:41,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f4af3a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41, skipping insertion in model container [2025-03-08 14:11:41,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,613 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 14:11:41,716 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_loopvsstraightlinecode_100-while_file-55.i[916,929] [2025-03-08 14:11:41,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 14:11:41,788 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 14:11:41,795 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_loopvsstraightlinecode_100-while_file-55.i[916,929] [2025-03-08 14:11:41,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 14:11:41,839 INFO L204 MainTranslator]: Completed translation [2025-03-08 14:11:41,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41 WrapperNode [2025-03-08 14:11:41,840 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 14:11:41,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 14:11:41,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 14:11:41,841 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 14:11:41,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,882 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2025-03-08 14:11:41,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 14:11:41,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 14:11:41,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 14:11:41,889 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 14:11:41,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,902 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,918 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]. [2025-03-08 14:11:41,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,922 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,932 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,946 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 14:11:41,950 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 14:11:41,950 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 14:11:41,950 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 14:11:41,951 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (1/1) ... [2025-03-08 14:11:41,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 14:11:41,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 14:11:41,977 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) [2025-03-08 14:11:41,983 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 [2025-03-08 14:11:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 14:11:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 14:11:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 14:11:41,999 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 14:11:41,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 14:11:42,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 14:11:42,066 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 14:11:42,068 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 14:11:49,895 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-08 14:11:49,895 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 14:11:49,901 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 14:11:49,902 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 14:11:49,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 02:11:49 BoogieIcfgContainer [2025-03-08 14:11:49,902 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 14:11:49,904 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 14:11:49,904 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 14:11:49,907 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 14:11:49,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 02:11:41" (1/3) ... [2025-03-08 14:11:49,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ed910d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 02:11:49, skipping insertion in model container [2025-03-08 14:11:49,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 02:11:41" (2/3) ... [2025-03-08 14:11:49,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ed910d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 02:11:49, skipping insertion in model container [2025-03-08 14:11:49,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 02:11:49" (3/3) ... [2025-03-08 14:11:49,909 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-55.i [2025-03-08 14:11:49,918 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 14:11:49,920 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-55.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 14:11:49,953 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 14:11:49,960 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;@4b2d9ad6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 14:11:49,960 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 14:11:49,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 49 states have internal predecessors, (67), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-08 14:11:49,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2025-03-08 14:11:49,970 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 14:11:49,971 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 14:11:49,971 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 14:11:49,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 14:11:49,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1791892694, now seen corresponding path program 1 times [2025-03-08 14:11:49,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 14:11:49,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1204279500] [2025-03-08 14:11:49,982 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:49,983 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 [2025-03-08 14:11:49,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 14:11:49,985 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) [2025-03-08 14:11:49,986 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 [2025-03-08 14:11:50,060 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-03-08 14:11:50,366 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-03-08 14:11:50,366 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:50,366 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:11:50,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 14:11:50,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 14:11:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2025-03-08 14:11:50,425 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 14:11:50,425 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 14:11:50,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1204279500] [2025-03-08 14:11:50,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1204279500] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 14:11:50,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 14:11:50,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 14:11:50,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468954978] [2025-03-08 14:11:50,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 14:11:50,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 14:11:50,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 14:11:50,443 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 14:11:50,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 14:11:50,447 INFO L87 Difference]: Start difference. First operand has 75 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 49 states have internal predecessors, (67), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-03-08 14:11:50,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 14:11:50,472 INFO L93 Difference]: Finished difference Result 144 states and 249 transitions. [2025-03-08 14:11:50,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 14:11:50,473 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 157 [2025-03-08 14:11:50,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 14:11:50,478 INFO L225 Difference]: With dead ends: 144 [2025-03-08 14:11:50,478 INFO L226 Difference]: Without dead ends: 72 [2025-03-08 14:11:50,481 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 14:11:50,485 INFO L435 NwaCegarLoop]: 109 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, 109 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 [2025-03-08 14:11:50,487 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 14:11:50,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-08 14:11:50,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-08 14:11:50,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 46 states have (on average 1.326086956521739) internal successors, (61), 46 states have internal predecessors, (61), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-03-08 14:11:50,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 109 transitions. [2025-03-08 14:11:50,527 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 109 transitions. Word has length 157 [2025-03-08 14:11:50,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 14:11:50,529 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 109 transitions. [2025-03-08 14:11:50,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-03-08 14:11:50,529 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2025-03-08 14:11:50,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2025-03-08 14:11:50,532 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 14:11:50,533 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 14:11:50,547 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 [2025-03-08 14:11:50,733 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 [2025-03-08 14:11:50,734 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 14:11:50,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 14:11:50,735 INFO L85 PathProgramCache]: Analyzing trace with hash -1433908856, now seen corresponding path program 1 times [2025-03-08 14:11:50,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 14:11:50,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361862947] [2025-03-08 14:11:50,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:11:50,735 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 [2025-03-08 14:11:50,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 14:11:50,738 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) [2025-03-08 14:11:50,739 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 [2025-03-08 14:11:50,823 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 157 statements into 1 equivalence classes. [2025-03-08 14:11:51,126 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 157 of 157 statements. [2025-03-08 14:11:51,126 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:11:51,126 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:11:51,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-08 14:11:51,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 14:11:52,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2025-03-08 14:11:52,390 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 14:11:52,390 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 14:11:52,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361862947] [2025-03-08 14:11:52,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [361862947] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 14:11:52,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 14:11:52,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 14:11:52,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547584491] [2025-03-08 14:11:52,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 14:11:52,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 14:11:52,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 14:11:52,392 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 14:11:52,392 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 14:11:52,392 INFO L87 Difference]: Start difference. First operand 72 states and 109 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2025-03-08 14:11:56,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 14:12:00,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 14:12:00,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 14:12:00,825 INFO L93 Difference]: Finished difference Result 211 states and 322 transitions. [2025-03-08 14:12:00,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 14:12:00,862 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 157 [2025-03-08 14:12:00,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 14:12:00,863 INFO L225 Difference]: With dead ends: 211 [2025-03-08 14:12:00,865 INFO L226 Difference]: Without dead ends: 142 [2025-03-08 14:12:00,865 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 14:12:00,866 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 84 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 50 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2025-03-08 14:12:00,867 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 306 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2025-03-08 14:12:00,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2025-03-08 14:12:00,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 121. [2025-03-08 14:12:00,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 70 states have (on average 1.2571428571428571) internal successors, (88), 70 states have internal predecessors, (88), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2025-03-08 14:12:00,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 184 transitions. [2025-03-08 14:12:00,884 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 184 transitions. Word has length 157 [2025-03-08 14:12:00,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 14:12:00,884 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 184 transitions. [2025-03-08 14:12:00,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2025-03-08 14:12:00,885 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2025-03-08 14:12:00,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2025-03-08 14:12:00,886 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 14:12:00,886 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 14:12:00,900 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 [2025-03-08 14:12:01,086 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 [2025-03-08 14:12:01,087 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 14:12:01,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 14:12:01,087 INFO L85 PathProgramCache]: Analyzing trace with hash -2089754464, now seen corresponding path program 1 times [2025-03-08 14:12:01,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 14:12:01,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1954992771] [2025-03-08 14:12:01,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:12:01,088 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 [2025-03-08 14:12:01,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 14:12:01,091 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) [2025-03-08 14:12:01,092 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 [2025-03-08 14:12:01,134 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-03-08 14:12:01,437 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-03-08 14:12:01,437 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:12:01,437 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:12:01,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-08 14:12:01,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 14:12:02,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 512 proven. 36 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2025-03-08 14:12:02,862 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 14:12:03,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 48 proven. 21 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2025-03-08 14:12:03,863 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 14:12:03,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1954992771] [2025-03-08 14:12:03,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1954992771] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 14:12:03,863 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 14:12:03,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 12 [2025-03-08 14:12:03,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823027296] [2025-03-08 14:12:03,864 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 14:12:03,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-03-08 14:12:03,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 14:12:03,865 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-03-08 14:12:03,865 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2025-03-08 14:12:03,865 INFO L87 Difference]: Start difference. First operand 121 states and 184 transitions. Second operand has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 3 states have call successors, (31), 3 states have call predecessors, (31), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2025-03-08 14:12:09,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 14:12:10,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 14:12:16,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 14:12:20,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 14:12:21,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 14:12:21,674 INFO L93 Difference]: Finished difference Result 360 states and 521 transitions. [2025-03-08 14:12:21,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2025-03-08 14:12:21,675 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 3 states have call successors, (31), 3 states have call predecessors, (31), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 158 [2025-03-08 14:12:21,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 14:12:21,679 INFO L225 Difference]: With dead ends: 360 [2025-03-08 14:12:21,679 INFO L226 Difference]: Without dead ends: 291 [2025-03-08 14:12:21,682 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 307 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=296, Invalid=760, Unknown=0, NotChecked=0, Total=1056 [2025-03-08 14:12:21,684 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 375 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 211 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 393 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2025-03-08 14:12:21,684 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [393 Valid, 455 Invalid, 685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 472 Invalid, 2 Unknown, 0 Unchecked, 16.5s Time] [2025-03-08 14:12:21,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2025-03-08 14:12:21,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 150. [2025-03-08 14:12:21,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 95 states have (on average 1.2421052631578948) internal successors, (118), 95 states have internal predecessors, (118), 48 states have call successors, (48), 6 states have call predecessors, (48), 6 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2025-03-08 14:12:21,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 214 transitions. [2025-03-08 14:12:21,721 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 214 transitions. Word has length 158 [2025-03-08 14:12:21,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 14:12:21,722 INFO L471 AbstractCegarLoop]: Abstraction has 150 states and 214 transitions. [2025-03-08 14:12:21,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.166666666666667) internal successors, (74), 12 states have internal predecessors, (74), 3 states have call successors, (31), 3 states have call predecessors, (31), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2025-03-08 14:12:21,722 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 214 transitions. [2025-03-08 14:12:21,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2025-03-08 14:12:21,723 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 14:12:21,723 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 14:12:21,738 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 (4)] Ended with exit code 0 [2025-03-08 14:12:21,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 14:12:21,924 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 14:12:21,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 14:12:21,925 INFO L85 PathProgramCache]: Analyzing trace with hash -328264731, now seen corresponding path program 1 times [2025-03-08 14:12:21,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 14:12:21,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [230660426] [2025-03-08 14:12:21,925 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 14:12:21,925 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 [2025-03-08 14:12:21,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 14:12:21,928 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 14:12:21,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2025-03-08 14:12:21,959 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 159 statements into 1 equivalence classes. [2025-03-08 14:12:22,570 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 159 of 159 statements. [2025-03-08 14:12:22,571 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 14:12:22,571 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 14:12:22,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 57 conjuncts are in the unsatisfiable core [2025-03-08 14:12:22,601 INFO L279 TraceCheckSpWp]: Computing forward predicates...