./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 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_100-1loop_file-24.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 17f31a6b2182ab6fb9366b046f0555cf75024d83fd5de3f62f425dc4c017ea51 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 03:02:32,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 03:02:32,443 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-17 03:02:32,449 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 03:02:32,449 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 03:02:32,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 03:02:32,473 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 03:02:32,474 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 03:02:32,474 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 03:02:32,474 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 03:02:32,475 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 03:02:32,475 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 03:02:32,476 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 03:02:32,476 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 03:02:32,476 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 03:02:32,476 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 03:02:32,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 03:02:32,477 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 03:02:32,477 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 03:02:32,477 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 03:02:32,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 03:02:32,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 03:02:32,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 03:02:32,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 03:02:32,477 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 03:02:32,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 03:02:32,478 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 03:02:32,478 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 03:02:32,478 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 03:02:32,478 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 03:02:32,478 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 03:02:32,479 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 03:02:32,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:02:32,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 03:02:32,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 03:02:32,479 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 03:02:32,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 03:02:32,480 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 03:02:32,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 03:02:32,480 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 03:02:32,480 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 03:02:32,480 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 03:02:32,480 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 03:02:32,480 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 -> 17f31a6b2182ab6fb9366b046f0555cf75024d83fd5de3f62f425dc4c017ea51 [2025-03-17 03:02:32,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 03:02:32,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 03:02:32,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 03:02:32,774 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 03:02:32,775 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 03:02:32,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-24.i [2025-03-17 03:02:34,061 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/591430780/c5df4ba5456248d68c45afb920e2cdac/FLAG2f1bcc74c [2025-03-17 03:02:34,366 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 03:02:34,366 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-24.i [2025-03-17 03:02:34,378 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/591430780/c5df4ba5456248d68c45afb920e2cdac/FLAG2f1bcc74c [2025-03-17 03:02:34,393 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/591430780/c5df4ba5456248d68c45afb920e2cdac [2025-03-17 03:02:34,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 03:02:34,397 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 03:02:34,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 03:02:34,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 03:02:34,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 03:02:34,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77b13c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34, skipping insertion in model container [2025-03-17 03:02:34,406 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,426 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 03:02:34,532 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_100-1loop_file-24.i[916,929] [2025-03-17 03:02:34,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:02:34,641 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 03:02:34,652 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_100-1loop_file-24.i[916,929] [2025-03-17 03:02:34,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:02:34,718 INFO L204 MainTranslator]: Completed translation [2025-03-17 03:02:34,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34 WrapperNode [2025-03-17 03:02:34,720 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 03:02:34,721 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 03:02:34,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 03:02:34,722 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 03:02:34,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,745 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,783 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2025-03-17 03:02:34,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 03:02:34,784 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 03:02:34,784 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 03:02:34,784 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 03:02:34,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,801 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,832 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]. [2025-03-17 03:02:34,832 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,849 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,857 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 03:02:34,864 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 03:02:34,864 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 03:02:34,864 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 03:02:34,865 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (1/1) ... [2025-03-17 03:02:34,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:02:34,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:02:34,894 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) [2025-03-17 03:02:34,897 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 [2025-03-17 03:02:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 03:02:34,915 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 03:02:34,915 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 03:02:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 03:02:34,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 03:02:34,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 03:02:34,977 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 03:02:34,978 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 03:02:35,365 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-17 03:02:35,366 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 03:02:35,378 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 03:02:35,379 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 03:02:35,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:02:35 BoogieIcfgContainer [2025-03-17 03:02:35,382 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 03:02:35,384 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 03:02:35,384 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 03:02:35,388 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 03:02:35,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 03:02:34" (1/3) ... [2025-03-17 03:02:35,390 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b7083d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:02:35, skipping insertion in model container [2025-03-17 03:02:35,392 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:34" (2/3) ... [2025-03-17 03:02:35,392 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b7083d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:02:35, skipping insertion in model container [2025-03-17 03:02:35,392 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:02:35" (3/3) ... [2025-03-17 03:02:35,393 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-24.i [2025-03-17 03:02:35,408 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 03:02:35,411 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-24.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 03:02:35,476 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 03:02:35,491 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;@1f3d5c3c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 03:02:35,492 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 03:02:35,497 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:02:35,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-03-17 03:02:35,511 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:02:35,512 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:02:35,512 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:02:35,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:02:35,519 INFO L85 PathProgramCache]: Analyzing trace with hash 2045299580, now seen corresponding path program 1 times [2025-03-17 03:02:35,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:02:35,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104101747] [2025-03-17 03:02:35,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:02:35,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:02:35,634 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:02:35,662 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:02:35,665 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:02:35,666 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:02:35,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2025-03-17 03:02:35,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 03:02:35,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104101747] [2025-03-17 03:02:35,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104101747] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 03:02:35,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1028954027] [2025-03-17 03:02:35,905 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:02:35,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 03:02:35,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:02:35,909 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) [2025-03-17 03:02:35,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 03:02:36,024 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:02:36,098 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:02:36,100 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:02:36,100 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:02:36,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 03:02:36,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:02:36,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2025-03-17 03:02:36,135 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 03:02:36,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1028954027] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 03:02:36,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 03:02:36,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 03:02:36,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111238153] [2025-03-17 03:02:36,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 03:02:36,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 03:02:36,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 03:02:36,156 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 03:02:36,156 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:02:36,158 INFO L87 Difference]: Start difference. First operand has 74 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-17 03:02:36,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:02:36,181 INFO L93 Difference]: Finished difference Result 147 states and 258 transitions. [2025-03-17 03:02:36,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 03:02:36,183 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 170 [2025-03-17 03:02:36,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:02:36,188 INFO L225 Difference]: With dead ends: 147 [2025-03-17 03:02:36,188 INFO L226 Difference]: Without dead ends: 72 [2025-03-17 03:02:36,191 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:02:36,194 INFO L435 NwaCegarLoop]: 114 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, 114 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 [2025-03-17 03:02:36,196 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 03:02:36,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-17 03:02:36,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-17 03:02:36,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 43 states have internal predecessors, (58), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:02:36,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 112 transitions. [2025-03-17 03:02:36,238 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 112 transitions. Word has length 170 [2025-03-17 03:02:36,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:02:36,238 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 112 transitions. [2025-03-17 03:02:36,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-17 03:02:36,239 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2025-03-17 03:02:36,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-03-17 03:02:36,245 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:02:36,245 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:02:36,253 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-17 03:02:36,446 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 [2025-03-17 03:02:36,447 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:02:36,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:02:36,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1014293781, now seen corresponding path program 1 times [2025-03-17 03:02:36,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:02:36,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963692700] [2025-03-17 03:02:36,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:02:36,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:02:36,471 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:02:36,734 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:02:36,735 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:02:36,735 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:02:37,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 12 proven. 66 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2025-03-17 03:02:37,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 03:02:37,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963692700] [2025-03-17 03:02:37,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963692700] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 03:02:37,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1927213863] [2025-03-17 03:02:37,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:02:37,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 03:02:37,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:02:37,246 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) [2025-03-17 03:02:37,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-17 03:02:37,343 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:02:37,421 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:02:37,422 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:02:37,422 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:02:37,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-17 03:02:37,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:02:37,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 386 proven. 66 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2025-03-17 03:02:37,841 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 03:02:38,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 12 proven. 66 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2025-03-17 03:02:38,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1927213863] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 03:02:38,150 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-17 03:02:38,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-03-17 03:02:38,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953777707] [2025-03-17 03:02:38,150 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-17 03:02:38,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 03:02:38,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 03:02:38,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 03:02:38,152 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-17 03:02:38,152 INFO L87 Difference]: Start difference. First operand 72 states and 112 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-17 03:02:38,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:02:38,386 INFO L93 Difference]: Finished difference Result 151 states and 230 transitions. [2025-03-17 03:02:38,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-17 03:02:38,387 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 170 [2025-03-17 03:02:38,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:02:38,389 INFO L225 Difference]: With dead ends: 151 [2025-03-17 03:02:38,389 INFO L226 Difference]: Without dead ends: 80 [2025-03-17 03:02:38,390 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 347 GetRequests, 337 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-03-17 03:02:38,390 INFO L435 NwaCegarLoop]: 77 mSDtfsCounter, 119 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 03:02:38,391 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 174 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 03:02:38,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2025-03-17 03:02:38,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 76. [2025-03-17 03:02:38,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 46 states have internal predecessors, (60), 27 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:02:38,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 114 transitions. [2025-03-17 03:02:38,404 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 114 transitions. Word has length 170 [2025-03-17 03:02:38,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:02:38,405 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 114 transitions. [2025-03-17 03:02:38,405 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-17 03:02:38,405 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2025-03-17 03:02:38,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-17 03:02:38,407 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:02:38,407 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:02:38,416 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-17 03:02:38,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-17 03:02:38,612 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:02:38,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:02:38,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1413092719, now seen corresponding path program 1 times [2025-03-17 03:02:38,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:02:38,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349442713] [2025-03-17 03:02:38,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:02:38,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:02:38,631 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-17 03:02:38,745 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-17 03:02:38,745 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:02:38,745 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 03:02:38,745 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 03:02:38,754 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-17 03:02:38,875 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-17 03:02:38,875 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:02:38,875 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 03:02:38,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 03:02:38,965 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 03:02:38,966 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-17 03:02:38,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-17 03:02:38,972 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-17 03:02:39,113 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 03:02:39,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 03:02:39 BoogieIcfgContainer [2025-03-17 03:02:39,119 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 03:02:39,120 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 03:02:39,121 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 03:02:39,121 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 03:02:39,122 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:02:35" (3/4) ... [2025-03-17 03:02:39,124 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 03:02:39,125 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 03:02:39,126 INFO L158 Benchmark]: Toolchain (without parser) took 4729.01ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 109.0MB in the beginning and 138.4MB in the end (delta: -29.3MB). Peak memory consumption was 114.2MB. Max. memory is 16.1GB. [2025-03-17 03:02:39,127 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:02:39,128 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.13ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 92.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 03:02:39,128 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.61ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 88.2MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 03:02:39,128 INFO L158 Benchmark]: Boogie Preprocessor took 79.07ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 81.4MB in the end (delta: 6.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:02:39,128 INFO L158 Benchmark]: IcfgBuilder took 518.36ms. Allocated memory is still 142.6MB. Free memory was 81.4MB in the beginning and 56.4MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-17 03:02:39,128 INFO L158 Benchmark]: TraceAbstraction took 3735.32ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 55.8MB in the beginning and 138.4MB in the end (delta: -82.6MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2025-03-17 03:02:39,129 INFO L158 Benchmark]: Witness Printer took 5.16ms. Allocated memory is still 285.2MB. Free memory was 138.4MB in the beginning and 138.4MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:02:39,130 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 201.3MB. Free memory is still 125.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.13ms. Allocated memory is still 142.6MB. Free memory was 109.0MB in the beginning and 92.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.61ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 88.2MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.07ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 81.4MB in the end (delta: 6.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 518.36ms. Allocated memory is still 142.6MB. Free memory was 81.4MB in the beginning and 56.4MB in the end (delta: 25.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3735.32ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 55.8MB in the beginning and 138.4MB in the end (delta: -82.6MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. * Witness Printer took 5.16ms. Allocated memory is still 285.2MB. Free memory was 138.4MB in the beginning and 138.4MB in the end (delta: 37.0kB). 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 131, overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryFLOATComparisonOperation at line 165, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 175, overapproximation of someBinaryFLOATComparisonOperation at line 127, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someBinaryFLOATComparisonOperation at line 129, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of someBinaryFLOATComparisonOperation at line 163, overapproximation of someBinaryFLOATComparisonOperation at line 67, overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 175, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of someBinaryArithmeticFLOAToperation at line 86, overapproximation of someBinaryArithmeticFLOAToperation at line 95, overapproximation of someBinaryArithmeticFLOAToperation at line 101, overapproximation of someUnaryFLOAToperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.8; [L23] float var_1_5 = 10000000000.75; [L24] float var_1_6 = 50.5; [L25] float var_1_7 = 3.875; [L26] unsigned long int var_1_8 = 256; [L27] unsigned short int var_1_10 = 1; [L28] unsigned char var_1_11 = 1; [L29] unsigned char var_1_13 = 0; [L30] unsigned char var_1_14 = 0; [L31] unsigned char var_1_15 = 0; [L32] unsigned char var_1_16 = 1; [L33] unsigned char var_1_17 = 0; [L34] unsigned char var_1_18 = 64; [L35] unsigned char var_1_19 = 2; [L36] unsigned long int var_1_20 = 64; [L37] signed char var_1_21 = 2; [L38] signed char var_1_22 = 8; [L39] signed char var_1_23 = 10; [L40] signed char var_1_24 = 10; [L41] signed char var_1_25 = 1; [L42] signed char var_1_26 = 10; [L43] unsigned char var_1_27 = 4; [L44] float var_1_28 = 32.5; [L45] float var_1_29 = 0.0; [L46] float var_1_30 = 127.5; [L47] float var_1_31 = 5.25; [L48] float var_1_32 = 9.4; [L49] float var_1_33 = 5.4; [L50] float var_1_34 = 0.5; [L51] unsigned char last_1_var_1_27 = 4; [L179] isInitial = 1 [L180] FCALL initially() [L181] int k_loop; [L182] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_5=40000000003/4, var_1_6=101/2, var_1_7=31/8, var_1_8=256] [L182] COND TRUE k_loop < 1 [L183] CALL updateLastVariables() [L172] last_1_var_1_27 = var_1_27 [L183] RET updateLastVariables() [L184] CALL updateVariables() [L126] var_1_5 = __VERIFIER_nondet_float() [L127] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_6=101/2, var_1_7=31/8, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_6=101/2, var_1_7=31/8, var_1_8=256] [L127] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_6=101/2, var_1_7=31/8, var_1_8=256] [L128] var_1_6 = __VERIFIER_nondet_float() [L129] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_7=31/8, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_7=31/8, var_1_8=256] [L129] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_7=31/8, var_1_8=256] [L130] var_1_7 = __VERIFIER_nondet_float() [L131] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L131] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L132] var_1_13 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L133] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L134] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L134] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L135] var_1_14 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L136] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L137] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L137] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L138] var_1_17 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L139] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L140] CALL assume_abort_if_not(var_1_17 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L140] RET assume_abort_if_not(var_1_17 <= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=64, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L141] var_1_18 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_18 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L142] RET assume_abort_if_not(var_1_18 >= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L143] CALL assume_abort_if_not(var_1_18 <= 128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L143] RET assume_abort_if_not(var_1_18 <= 128) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=2, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L144] var_1_19 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L145] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L146] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L146] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=8, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L147] var_1_22 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_22 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L148] RET assume_abort_if_not(var_1_22 >= -63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L149] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L149] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=10, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L150] var_1_23 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L151] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L152] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L152] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=10, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L153] var_1_24 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L154] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L155] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L155] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=1, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L156] var_1_25 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L157] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L158] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L158] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=10, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L159] var_1_26 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L160] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L161] CALL assume_abort_if_not(var_1_26 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L161] RET assume_abort_if_not(var_1_26 <= 63) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_29=0, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L162] var_1_29 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_29 >= 4611686.018427382800e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L163] RET assume_abort_if_not((var_1_29 >= 4611686.018427382800e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_30=255/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L164] var_1_30 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L165] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_32=47/5, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L166] var_1_32 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_32 >= -230584.3009213691390e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 2305843.009213691390e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L167] RET assume_abort_if_not((var_1_32 >= -230584.3009213691390e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 2305843.009213691390e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_33=27/5, var_1_34=1/2, var_1_8=256] [L168] var_1_33 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_33 >= -230584.3009213691390e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 2305843.009213691390e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L169] RET assume_abort_if_not((var_1_33 >= -230584.3009213691390e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 2305843.009213691390e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L184] RET updateVariables() [L185] CALL step() [L55] var_1_10 = last_1_var_1_27 [L56] signed long int stepLocal_2 = (var_1_18 + 64) - var_1_19; VAL [isInitial=1, last_1_var_1_27=4, stepLocal_2=123, var_1_10=4, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L57] COND FALSE !(\read(var_1_13)) VAL [isInitial=1, last_1_var_1_27=4, stepLocal_2=123, var_1_10=4, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=1, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L60] COND TRUE var_1_10 <= stepLocal_2 [L61] var_1_16 = var_1_14 VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=65/2, var_1_31=21/4, var_1_34=1/2, var_1_8=256] [L66] COND TRUE \read(var_1_16) [L67] var_1_28 = ((((var_1_7) > (24.8f)) ? (var_1_7) : (24.8f))) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_31=21/4, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L71] COND TRUE ((1.5899999999999999 * var_1_5) * (var_1_28 / 9.5)) <= var_1_6 [L72] var_1_27 = var_1_19 VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=1, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_31=21/4, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L74] COND TRUE \read(var_1_16) [L75] var_1_11 = (var_1_16 && var_1_13) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_31=21/4, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L79] COND TRUE (var_1_5 * var_1_28) < var_1_7 [L80] var_1_15 = ((var_1_11 && var_1_13) || (! var_1_14)) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=2, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_31=21/4, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L84] var_1_21 = ((((((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))) < 0 ) ? -((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))) : ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) + (((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))) - var_1_26)) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=126, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_31=21/4, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L85] COND TRUE var_1_10 <= var_1_21 [L86] var_1_31 = ((var_1_32 + var_1_33) + ((((var_1_7) > (var_1_30)) ? (var_1_7) : (var_1_30)))) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=126, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=1/2, var_1_7=124/5, var_1_8=256] [L94] COND TRUE (- 3.75) < var_1_29 [L95] var_1_34 = (((((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))) < 0 ) ? -((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))) : ((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))))) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=126, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=256] [L99] unsigned short int stepLocal_0 = var_1_10; VAL [isInitial=1, last_1_var_1_27=4, stepLocal_0=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_1=4/5, var_1_20=64, var_1_21=126, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=256] [L100] COND TRUE var_1_27 <= stepLocal_0 [L101] var_1_1 = (var_1_5 - var_1_6) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=64, var_1_21=126, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=256] [L105] COND FALSE !(var_1_10 > var_1_27) [L112] var_1_20 = var_1_19 VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=4, var_1_21=126, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=256] [L114] unsigned char stepLocal_1 = var_1_27; VAL [isInitial=1, last_1_var_1_27=4, stepLocal_1=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=4, var_1_21=126, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=256] [L115] COND FALSE !(var_1_5 >= var_1_6) [L122] var_1_8 = var_1_27 VAL [isInitial=1, last_1_var_1_27=4, stepLocal_1=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=4, var_1_21=126, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=4] [L185] RET step() [L186] CALL, EXPR property() [L175-L176] return ((((((((((((var_1_27 <= var_1_10) ? (var_1_1 == ((float) (var_1_5 - var_1_6))) : (var_1_1 == ((float) (10.5f + var_1_7)))) && ((var_1_5 >= var_1_6) ? ((var_1_27 < var_1_20) ? (var_1_8 == ((unsigned long int) (((((var_1_20 + ((((var_1_27) > (var_1_10)) ? (var_1_27) : (var_1_10))))) > (1u)) ? ((var_1_20 + ((((var_1_27) > (var_1_10)) ? (var_1_27) : (var_1_10))))) : (1u))))) : (var_1_8 == ((unsigned long int) var_1_10))) : (var_1_8 == ((unsigned long int) var_1_27)))) && (var_1_10 == ((unsigned short int) last_1_var_1_27))) && (var_1_16 ? (var_1_11 == ((unsigned char) (var_1_16 && var_1_13))) : (var_1_11 == ((unsigned char) ((! var_1_13) && var_1_14))))) && (((var_1_5 * var_1_28) < var_1_7) ? (var_1_15 == ((unsigned char) ((var_1_11 && var_1_13) || (! var_1_14)))) : (var_1_15 == ((unsigned char) (! var_1_13))))) && (var_1_13 ? (var_1_16 == ((unsigned char) (var_1_14 && var_1_17))) : ((var_1_10 <= ((var_1_18 + 64) - var_1_19)) ? (var_1_16 == ((unsigned char) var_1_14)) : (var_1_16 == ((unsigned char) var_1_14))))) && ((var_1_10 > var_1_27) ? (((var_1_19 << 1) > (var_1_10 - (var_1_27 + var_1_27))) ? (var_1_20 == ((unsigned long int) (((((((var_1_18) < (2u)) ? (var_1_18) : (2u))) < 0 ) ? -((((var_1_18) < (2u)) ? (var_1_18) : (2u))) : ((((var_1_18) < (2u)) ? (var_1_18) : (2u))))))) : (var_1_20 == ((unsigned long int) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19)))))) : (var_1_20 == ((unsigned long int) var_1_19)))) && (var_1_21 == ((signed char) ((((((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))) < 0 ) ? -((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))) : ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))) + (((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))) - var_1_26))))) && ((((1.5899999999999999 * var_1_5) * (var_1_28 / 9.5)) <= var_1_6) ? (var_1_27 == ((unsigned char) var_1_19)) : 1)) && (var_1_16 ? (var_1_28 == ((float) ((((var_1_7) > (24.8f)) ? (var_1_7) : (24.8f))))) : (var_1_28 == ((float) (((((((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) - (var_1_29 - var_1_30))) < (var_1_7)) ? ((((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) - (var_1_29 - var_1_30))) : (var_1_7))))))) && ((var_1_10 <= var_1_21) ? (var_1_31 == ((float) ((var_1_32 + var_1_33) + ((((var_1_7) > (var_1_30)) ? (var_1_7) : (var_1_30)))))) : ((var_1_10 >= (((((var_1_18 + var_1_26)) < (25)) ? ((var_1_18 + var_1_26)) : (25)))) ? (var_1_31 == ((float) (var_1_32 + ((((((((var_1_33) < (var_1_30)) ? (var_1_33) : (var_1_30)))) < (var_1_7)) ? (((((var_1_33) < (var_1_30)) ? (var_1_33) : (var_1_30)))) : (var_1_7)))))) : (var_1_31 == ((float) (32.5f - (64.4f + var_1_30))))))) && (((- 3.75) < var_1_29) ? (var_1_34 == ((float) (((((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))) < 0 ) ? -((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))) : ((((var_1_30 - var_1_29) < 0 ) ? -(var_1_30 - var_1_29) : (var_1_30 - var_1_29))))))) : (var_1_34 == ((float) ((((var_1_30) < (8.75f)) ? (var_1_30) : (8.75f)))))) ; [L186] RET, EXPR property() [L186] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=4, var_1_21=126, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=4] [L19] reach_error() VAL [isInitial=1, last_1_var_1_27=4, var_1_10=4, var_1_11=0, var_1_13=0, var_1_14=-255, var_1_15=0, var_1_16=-255, var_1_17=0, var_1_18=63, var_1_19=4, var_1_20=4, var_1_21=126, var_1_22=62, var_1_23=63, var_1_24=63, var_1_25=62, var_1_26=0, var_1_27=4, var_1_28=124/5, var_1_34=10000000005, var_1_7=124/5, var_1_8=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 143 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 3, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 122 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 119 mSDsluCounter, 288 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 97 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 161 IncrementalHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 191 mSDtfsCounter, 161 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 518 GetRequests, 508 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=76occurred in iteration=2, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 851 NumberOfCodeBlocks, 851 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 845 ConstructedInterpolants, 0 QuantifiedInterpolants, 1687 SizeOfPredicates, 1 NumberOfNonLiveVariables, 802 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 6770/7020 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 [2025-03-17 03:02:39,150 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_100-1loop_file-24.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 17f31a6b2182ab6fb9366b046f0555cf75024d83fd5de3f62f425dc4c017ea51 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 03:02:41,338 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 03:02:41,426 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-17 03:02:41,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 03:02:41,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 03:02:41,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 03:02:41,451 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 03:02:41,451 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 03:02:41,452 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 03:02:41,452 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 03:02:41,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 03:02:41,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 03:02:41,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 03:02:41,452 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 03:02:41,452 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 03:02:41,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 03:02:41,452 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 03:02:41,452 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 03:02:41,454 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 03:02:41,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 03:02:41,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 03:02:41,455 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 03:02:41,455 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 03:02:41,455 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 03:02:41,456 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-17 03:02:41,456 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 03:02:41,457 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:02:41,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 03:02:41,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 03:02:41,458 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-17 03:02:41,458 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-17 03:02:41,458 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 03:02:41,458 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 03:02:41,458 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 03:02:41,458 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 03:02:41,458 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 -> 17f31a6b2182ab6fb9366b046f0555cf75024d83fd5de3f62f425dc4c017ea51 [2025-03-17 03:02:41,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 03:02:41,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 03:02:41,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 03:02:41,787 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 03:02:41,788 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 03:02:41,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-24.i [2025-03-17 03:02:43,187 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31cfe3187/0f039f4f4dc04afa910c8bd2e18ce243/FLAG2d76856d7 [2025-03-17 03:02:43,416 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 03:02:43,418 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-24.i [2025-03-17 03:02:43,428 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31cfe3187/0f039f4f4dc04afa910c8bd2e18ce243/FLAG2d76856d7 [2025-03-17 03:02:43,445 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31cfe3187/0f039f4f4dc04afa910c8bd2e18ce243 [2025-03-17 03:02:43,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 03:02:43,448 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 03:02:43,449 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 03:02:43,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 03:02:43,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 03:02:43,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,457 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45bdb402 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43, skipping insertion in model container [2025-03-17 03:02:43,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,475 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 03:02:43,594 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_100-1loop_file-24.i[916,929] [2025-03-17 03:02:43,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:02:43,682 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 03:02:43,690 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_100-1loop_file-24.i[916,929] [2025-03-17 03:02:43,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:02:43,748 INFO L204 MainTranslator]: Completed translation [2025-03-17 03:02:43,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43 WrapperNode [2025-03-17 03:02:43,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 03:02:43,750 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 03:02:43,750 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 03:02:43,751 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 03:02:43,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,801 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2025-03-17 03:02:43,801 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 03:02:43,802 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 03:02:43,802 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 03:02:43,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 03:02:43,811 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,816 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,834 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]. [2025-03-17 03:02:43,834 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,851 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,854 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 03:02:43,865 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 03:02:43,865 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 03:02:43,865 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 03:02:43,867 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (1/1) ... [2025-03-17 03:02:43,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:02:43,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:02:43,892 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) [2025-03-17 03:02:43,898 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 [2025-03-17 03:02:43,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 03:02:43,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-17 03:02:43,914 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 03:02:43,914 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 03:02:43,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 03:02:43,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 03:02:44,003 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 03:02:44,006 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 03:03:00,158 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-17 03:03:00,158 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 03:03:00,166 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 03:03:00,166 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 03:03:00,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:03:00 BoogieIcfgContainer [2025-03-17 03:03:00,166 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 03:03:00,168 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 03:03:00,168 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 03:03:00,172 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 03:03:00,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 03:02:43" (1/3) ... [2025-03-17 03:03:00,172 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2da89172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:03:00, skipping insertion in model container [2025-03-17 03:03:00,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:02:43" (2/3) ... [2025-03-17 03:03:00,172 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2da89172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:03:00, skipping insertion in model container [2025-03-17 03:03:00,173 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:03:00" (3/3) ... [2025-03-17 03:03:00,173 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-24.i [2025-03-17 03:03:00,185 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 03:03:00,186 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-1loop_file-24.i that has 2 procedures, 74 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 03:03:00,220 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 03:03:00,228 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;@1c707de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 03:03:00,229 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 03:03:00,232 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:03:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-03-17 03:03:00,241 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:03:00,241 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:03:00,242 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:03:00,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:03:00,259 INFO L85 PathProgramCache]: Analyzing trace with hash 2045299580, now seen corresponding path program 1 times [2025-03-17 03:03:00,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 03:03:00,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1181679873] [2025-03-17 03:03:00,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:03:00,267 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 [2025-03-17 03:03:00,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 03:03:00,272 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) [2025-03-17 03:03:00,273 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 [2025-03-17 03:03:00,362 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:03:01,225 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:03:01,226 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:03:01,226 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:03:01,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 03:03:01,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:03:01,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 664 proven. 0 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2025-03-17 03:03:01,323 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 03:03:01,324 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 03:03:01,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1181679873] [2025-03-17 03:03:01,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1181679873] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 03:03:01,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 03:03:01,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 03:03:01,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898336189] [2025-03-17 03:03:01,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 03:03:01,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 03:03:01,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 03:03:01,352 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 03:03:01,353 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:03:01,354 INFO L87 Difference]: Start difference. First operand has 74 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-17 03:03:01,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:03:01,377 INFO L93 Difference]: Finished difference Result 147 states and 258 transitions. [2025-03-17 03:03:01,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 03:03:01,380 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 170 [2025-03-17 03:03:01,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:03:01,386 INFO L225 Difference]: With dead ends: 147 [2025-03-17 03:03:01,386 INFO L226 Difference]: Without dead ends: 72 [2025-03-17 03:03:01,390 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:03:01,392 INFO L435 NwaCegarLoop]: 114 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, 114 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 [2025-03-17 03:03:01,393 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 03:03:01,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-03-17 03:03:01,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-03-17 03:03:01,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 43 states have (on average 1.3488372093023255) internal successors, (58), 43 states have internal predecessors, (58), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:03:01,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 112 transitions. [2025-03-17 03:03:01,432 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 112 transitions. Word has length 170 [2025-03-17 03:03:01,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:03:01,433 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 112 transitions. [2025-03-17 03:03:01,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-17 03:03:01,433 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2025-03-17 03:03:01,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-03-17 03:03:01,437 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:03:01,438 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:03:01,476 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-17 03:03:01,643 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 [2025-03-17 03:03:01,643 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:03:01,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:03:01,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1014293781, now seen corresponding path program 1 times [2025-03-17 03:03:01,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 03:03:01,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [433213601] [2025-03-17 03:03:01,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:03:01,645 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 [2025-03-17 03:03:01,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 03:03:01,653 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) [2025-03-17 03:03:01,654 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 [2025-03-17 03:03:01,735 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-03-17 03:03:02,584 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-03-17 03:03:02,585 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:03:02,585 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:03:02,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-17 03:03:02,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:03:07,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 386 proven. 66 refuted. 0 times theorem prover too weak. 952 trivial. 0 not checked. [2025-03-17 03:03:07,675 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-17 03:03:11,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 12 proven. 66 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2025-03-17 03:03:11,853 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 03:03:11,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [433213601] [2025-03-17 03:03:11,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [433213601] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-17 03:03:11,853 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-17 03:03:11,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2025-03-17 03:03:11,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333628659] [2025-03-17 03:03:11,853 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-17 03:03:11,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-17 03:03:11,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 03:03:11,857 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-17 03:03:11,857 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-17 03:03:11,857 INFO L87 Difference]: Start difference. First operand 72 states and 112 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-17 03:03:20,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-17 03:03:24,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-17 03:03:28,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-17 03:03:28,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:03:28,281 INFO L93 Difference]: Finished difference Result 151 states and 230 transitions. [2025-03-17 03:03:28,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-17 03:03:28,450 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 170 [2025-03-17 03:03:28,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:03:28,452 INFO L225 Difference]: With dead ends: 151 [2025-03-17 03:03:28,452 INFO L226 Difference]: Without dead ends: 80 [2025-03-17 03:03:28,453 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 332 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-03-17 03:03:28,453 INFO L435 NwaCegarLoop]: 77 mSDtfsCounter, 119 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 20 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2025-03-17 03:03:28,453 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 174 Invalid, 184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 161 Invalid, 3 Unknown, 0 Unchecked, 15.9s Time] [2025-03-17 03:03:28,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2025-03-17 03:03:28,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 76. [2025-03-17 03:03:28,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 46 states have internal predecessors, (60), 27 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-17 03:03:28,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 114 transitions. [2025-03-17 03:03:28,470 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 114 transitions. Word has length 170 [2025-03-17 03:03:28,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:03:28,471 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 114 transitions. [2025-03-17 03:03:28,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2025-03-17 03:03:28,471 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2025-03-17 03:03:28,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-17 03:03:28,473 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:03:28,473 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 03:03:28,513 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 [2025-03-17 03:03:28,674 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 [2025-03-17 03:03:28,674 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:03:28,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:03:28,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1413092719, now seen corresponding path program 1 times [2025-03-17 03:03:28,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 03:03:28,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971874334] [2025-03-17 03:03:28,677 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:03:28,677 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 [2025-03-17 03:03:28,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 03:03:28,680 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) [2025-03-17 03:03:28,682 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 [2025-03-17 03:03:28,777 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-17 03:03:31,161 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-17 03:03:31,161 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:03:31,161 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:03:31,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 90 conjuncts are in the unsatisfiable core [2025-03-17 03:03:31,222 INFO L279 TraceCheckSpWp]: Computing forward predicates...