./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-12.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 b1de13924519e3bf69eca858d050e0c13ce0de880f00c26c2efe98ff884dd787 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 09:57:39,505 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 09:57:39,561 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 09:57:39,565 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 09:57:39,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 09:57:39,585 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 09:57:39,585 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 09:57:39,585 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 09:57:39,586 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 09:57:39,586 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 09:57:39,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 09:57:39,586 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 09:57:39,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 09:57:39,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 09:57:39,586 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 09:57:39,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 09:57:39,586 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 09:57:39,586 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 09:57:39,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 09:57:39,586 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 09:57:39,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 09:57:39,587 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:57:39,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 09:57:39,587 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 09:57:39,588 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 09:57:39,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 09:57:39,589 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 09:57:39,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 09:57:39,589 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 09:57:39,589 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 09:57:39,589 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 09:57:39,589 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 09:57:39,589 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 -> b1de13924519e3bf69eca858d050e0c13ce0de880f00c26c2efe98ff884dd787 [2025-03-08 09:57:39,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 09:57:39,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 09:57:39,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 09:57:39,832 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 09:57:39,832 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 09:57:39,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-12.i [2025-03-08 09:57:40,987 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/295773ce3/affb69a3138144a0b2d874c29abce618/FLAG4a8e11247 [2025-03-08 09:57:41,215 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 09:57:41,215 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-12.i [2025-03-08 09:57:41,228 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/295773ce3/affb69a3138144a0b2d874c29abce618/FLAG4a8e11247 [2025-03-08 09:57:41,243 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/295773ce3/affb69a3138144a0b2d874c29abce618 [2025-03-08 09:57:41,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 09:57:41,247 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 09:57:41,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 09:57:41,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 09:57:41,252 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 09:57:41,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20125489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41, skipping insertion in model container [2025-03-08 09:57:41,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,269 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 09:57:41,379 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-12.i[913,926] [2025-03-08 09:57:41,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:57:41,452 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 09:57:41,460 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-12.i[913,926] [2025-03-08 09:57:41,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:57:41,495 INFO L204 MainTranslator]: Completed translation [2025-03-08 09:57:41,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41 WrapperNode [2025-03-08 09:57:41,496 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 09:57:41,497 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 09:57:41,497 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 09:57:41,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 09:57:41,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,508 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,528 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2025-03-08 09:57:41,528 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 09:57:41,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 09:57:41,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 09:57:41,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 09:57:41,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,540 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,555 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 09:57:41,556 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,556 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,563 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,565 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,566 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,567 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,569 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 09:57:41,570 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 09:57:41,570 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 09:57:41,570 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 09:57:41,572 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (1/1) ... [2025-03-08 09:57:41,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:57:41,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:57:41,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 09:57:41,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 09:57:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 09:57:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 09:57:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 09:57:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 09:57:41,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 09:57:41,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 09:57:41,674 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 09:57:41,676 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 09:57:41,931 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-08 09:57:41,931 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 09:57:41,939 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 09:57:41,940 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 09:57:41,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:57:41 BoogieIcfgContainer [2025-03-08 09:57:41,940 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 09:57:41,942 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 09:57:41,942 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 09:57:41,945 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 09:57:41,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 09:57:41" (1/3) ... [2025-03-08 09:57:41,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38236936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:57:41, skipping insertion in model container [2025-03-08 09:57:41,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:41" (2/3) ... [2025-03-08 09:57:41,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38236936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:57:41, skipping insertion in model container [2025-03-08 09:57:41,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:57:41" (3/3) ... [2025-03-08 09:57:41,948 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-12.i [2025-03-08 09:57:41,958 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 09:57:41,959 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-12.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 09:57:41,998 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 09:57:42,005 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;@309c907b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 09:57:42,006 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 09:57:42,009 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 09:57:42,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-03-08 09:57:42,020 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:57:42,021 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:57:42,021 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:57:42,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:57:42,025 INFO L85 PathProgramCache]: Analyzing trace with hash -575659729, now seen corresponding path program 1 times [2025-03-08 09:57:42,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 09:57:42,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447419794] [2025-03-08 09:57:42,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:57:42,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 09:57:42,099 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 09:57:42,114 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 09:57:42,114 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:57:42,114 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:57:42,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2025-03-08 09:57:42,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 09:57:42,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447419794] [2025-03-08 09:57:42,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447419794] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 09:57:42,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741231302] [2025-03-08 09:57:42,293 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:57:42,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 09:57:42,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:57:42,295 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 09:57:42,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 09:57:42,381 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 09:57:42,445 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 09:57:42,445 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:57:42,445 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:57:42,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 09:57:42,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 09:57:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2025-03-08 09:57:42,480 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 09:57:42,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741231302] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 09:57:42,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 09:57:42,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 09:57:42,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365288562] [2025-03-08 09:57:42,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 09:57:42,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 09:57:42,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 09:57:42,500 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 09:57:42,501 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:57:42,502 INFO L87 Difference]: Start difference. First operand has 73 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 09:57:42,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 09:57:42,520 INFO L93 Difference]: Finished difference Result 140 states and 248 transitions. [2025-03-08 09:57:42,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 09:57:42,521 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 177 [2025-03-08 09:57:42,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 09:57:42,525 INFO L225 Difference]: With dead ends: 140 [2025-03-08 09:57:42,525 INFO L226 Difference]: Without dead ends: 70 [2025-03-08 09:57:42,529 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:57:42,532 INFO L435 NwaCegarLoop]: 107 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, 107 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 09:57:42,534 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 09:57:42,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-03-08 09:57:42,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2025-03-08 09:57:42,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 09:57:42,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 107 transitions. [2025-03-08 09:57:42,567 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 107 transitions. Word has length 177 [2025-03-08 09:57:42,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 09:57:42,567 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 107 transitions. [2025-03-08 09:57:42,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 09:57:42,568 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2025-03-08 09:57:42,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-03-08 09:57:42,571 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:57:42,571 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:57:42,579 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-08 09:57:42,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 09:57:42,772 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:57:42,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:57:42,774 INFO L85 PathProgramCache]: Analyzing trace with hash 568547696, now seen corresponding path program 1 times [2025-03-08 09:57:42,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 09:57:42,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299839817] [2025-03-08 09:57:42,774 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:57:42,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 09:57:42,791 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 09:57:42,968 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 09:57:42,969 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:57:42,970 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 09:57:42,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1771566167] [2025-03-08 09:57:42,977 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:57:42,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 09:57:42,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:57:42,980 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 09:57:42,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 09:57:43,035 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 09:57:43,373 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 09:57:43,373 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:57:43,373 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 09:57:43,373 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 09:57:43,392 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 09:57:43,415 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 09:57:43,416 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:57:43,416 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 09:57:43,504 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 09:57:43,504 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 09:57:43,505 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 09:57:43,513 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-08 09:57:43,710 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 [2025-03-08 09:57:43,712 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-08 09:57:43,794 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 09:57:43,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 09:57:43 BoogieIcfgContainer [2025-03-08 09:57:43,796 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 09:57:43,797 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 09:57:43,797 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 09:57:43,797 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 09:57:43,798 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:57:41" (3/4) ... [2025-03-08 09:57:43,802 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 09:57:43,803 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 09:57:43,804 INFO L158 Benchmark]: Toolchain (without parser) took 2556.92ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 95.0MB in the end (delta: 18.0MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2025-03-08 09:57:43,804 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 226.5MB. Free memory is still 147.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 09:57:43,804 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.03ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 98.4MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 09:57:43,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.28ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 94.9MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 09:57:43,804 INFO L158 Benchmark]: Boogie Preprocessor took 40.66ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 90.0MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 09:57:43,805 INFO L158 Benchmark]: IcfgBuilder took 370.19ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 67.5MB in the end (delta: 22.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 09:57:43,805 INFO L158 Benchmark]: TraceAbstraction took 1854.64ms. Allocated memory is still 142.6MB. Free memory was 66.9MB in the beginning and 95.0MB in the end (delta: -28.1MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2025-03-08 09:57:43,805 INFO L158 Benchmark]: Witness Printer took 6.30ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 95.0MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 09:57:43,806 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 226.5MB. Free memory is still 147.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.03ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 98.4MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.28ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 94.9MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.66ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 90.0MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 370.19ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 67.5MB in the end (delta: 22.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1854.64ms. Allocated memory is still 142.6MB. Free memory was 66.9MB in the beginning and 95.0MB in the end (delta: -28.1MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. * Witness Printer took 6.30ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 95.0MB in the end (delta: 21.0kB). 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 someBinaryArithmeticDOUBLEoperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 57, overapproximation of someBinaryFLOATComparisonOperation at line 63, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of someUnaryDOUBLEoperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 134. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned long int var_1_2 = 10; [L24] unsigned long int var_1_3 = 2; [L25] unsigned long int var_1_4 = 8; [L26] unsigned char var_1_5 = 128; [L27] unsigned char var_1_6 = 10; [L28] unsigned char var_1_7 = 0; [L29] signed long int var_1_8 = 128; [L30] signed long int var_1_9 = 1967984875; [L31] float var_1_10 = 256.625; [L32] float var_1_11 = 24.5; [L33] float var_1_12 = 999999.25; [L34] unsigned char var_1_13 = 1; [L35] unsigned char var_1_14 = 0; [L36] double var_1_15 = 127.3; [L37] float var_1_16 = 15.8; [L38] double var_1_17 = -0.4; [L39] unsigned long int var_1_18 = 8; [L40] unsigned long int var_1_19 = 2366774301; [L41] unsigned char var_1_20 = 0; [L42] signed short int var_1_21 = 5; [L43] signed char var_1_22 = 0; [L44] signed char var_1_23 = 2; VAL [isInitial=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_2=10, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L138] isInitial = 1 [L139] FCALL initially() [L140] COND TRUE 1 [L141] FCALL updateLastVariables() [L142] CALL updateVariables() [L85] var_1_2 = __VERIFIER_nondet_ulong() [L86] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L86] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L87] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L87] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_3=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L88] var_1_3 = __VERIFIER_nondet_ulong() [L89] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L89] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L90] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L90] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_4=8, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L91] var_1_4 = __VERIFIER_nondet_ulong() [L92] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L92] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L93] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L93] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L94] var_1_5 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_5 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L95] RET assume_abort_if_not(var_1_5 >= 127) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L96] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L96] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L97] var_1_6 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L98] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L99] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L99] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L100] var_1_7 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_8=128, var_1_9=1967984875] [L101] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_8=128, var_1_9=1967984875] [L102] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=1967984875] [L102] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=1967984875] [L103] var_1_9 = __VERIFIER_nondet_long() [L104] CALL assume_abort_if_not(var_1_9 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L104] RET assume_abort_if_not(var_1_9 >= 1073741822) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L105] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L105] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L106] var_1_11 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L107] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L108] var_1_12 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L109] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L110] var_1_13 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L111] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L112] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L112] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L113] var_1_14 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L114] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L115] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L115] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L116] var_1_16 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L117] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L118] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L118] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L119] var_1_17 = __VERIFIER_nondet_double() [L120] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L120] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L121] var_1_19 = __VERIFIER_nondet_ulong() [L122] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L122] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L123] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L123] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L124] var_1_20 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L125] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L126] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L126] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L127] var_1_23 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L128] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L129] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L129] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L142] RET updateVariables() [L143] CALL step() [L48] COND TRUE var_1_2 > (var_1_3 * var_1_4) [L49] var_1_1 = (var_1_5 - (var_1_6 + var_1_7)) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=123, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=2, var_1_4=0, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=128, var_1_9=2147483646] [L53] COND TRUE (- var_1_3) > var_1_6 [L54] var_1_8 = ((var_1_9 - var_1_1) - var_1_5) VAL [isInitial=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=123, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=2, var_1_4=0, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=2147483396, var_1_9=2147483646] [L56] COND TRUE var_1_4 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) [L57] var_1_10 = ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=-6442450945, var_1_1=123, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=2, var_1_4=0, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=2147483396, var_1_9=2147483646] [L63] COND TRUE (var_1_12 / var_1_16) >= var_1_10 [L64] var_1_15 = (var_1_17 + 255.5) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=8, var_1_19=-6442450945, var_1_1=123, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=2, var_1_4=0, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=2147483396, var_1_9=2147483646] [L66] COND TRUE var_1_3 > var_1_2 [L67] var_1_18 = ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-6442450946, var_1_19=-6442450945, var_1_1=123, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=2, var_1_4=0, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=2147483396, var_1_9=2147483646] [L75] var_1_21 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-6442450946, var_1_19=-6442450945, var_1_1=123, var_1_20=1, var_1_21=3, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=2, var_1_4=0, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=2147483396, var_1_9=2147483646] [L76] COND FALSE !(var_1_21 == var_1_3) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-6442450946, var_1_19=-6442450945, var_1_1=123, var_1_20=1, var_1_21=3, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=2, var_1_4=0, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=2147483396, var_1_9=2147483646] [L143] RET step() [L144] CALL, EXPR property() [L134-L135] return (((((((var_1_2 > (var_1_3 * var_1_4)) ? (var_1_1 == ((unsigned char) (var_1_5 - (var_1_6 + var_1_7)))) : (var_1_1 == ((unsigned char) ((((var_1_7) < ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))) ? (var_1_7) : ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))))))) && (((- var_1_3) > var_1_6) ? (var_1_8 == ((signed long int) ((var_1_9 - var_1_1) - var_1_5))) : 1)) && ((var_1_4 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5)))) ? (var_1_10 == ((float) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : ((var_1_13 || var_1_14) ? (var_1_10 == ((float) var_1_11)) : 1))) && (((var_1_12 / var_1_16) >= var_1_10) ? (var_1_15 == ((double) (var_1_17 + 255.5))) : 1)) && ((var_1_3 > var_1_2) ? (var_1_18 == ((unsigned long int) ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))))) : ((var_1_20 || (var_1_9 >= var_1_8)) ? (var_1_18 == ((unsigned long int) var_1_6)) : (var_1_18 == ((unsigned long int) var_1_7))))) && (var_1_21 == ((signed short int) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))))) && ((var_1_21 == var_1_3) ? ((! var_1_20) ? (var_1_22 == ((signed char) ((((var_1_6) > ((5 - var_1_7))) ? (var_1_6) : ((5 - var_1_7)))))) : (var_1_22 == ((signed char) (var_1_7 + var_1_23)))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-6442450946, var_1_19=-6442450945, var_1_1=123, var_1_20=1, var_1_21=3, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=2, var_1_4=0, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=2147483396, var_1_9=2147483646] [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-6442450946, var_1_19=-6442450945, var_1_1=123, var_1_20=1, var_1_21=3, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=2, var_1_4=0, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=2147483396, var_1_9=2147483646] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=-6442450946, var_1_19=-6442450945, var_1_1=123, var_1_20=1, var_1_21=3, var_1_22=0, var_1_23=-63, var_1_2=1, var_1_3=2, var_1_4=0, var_1_5=-129, var_1_6=1, var_1_7=3, var_1_8=2147483396, var_1_9=2147483646] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 141 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 107 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 107 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 178 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=73occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 708 NumberOfCodeBlocks, 708 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 352 SizeOfPredicates, 0 NumberOfNonLiveVariables, 380 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 3192/3248 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-08 09:57:43,822 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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_codestructure_normal_file-12.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 b1de13924519e3bf69eca858d050e0c13ce0de880f00c26c2efe98ff884dd787 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 09:57:45,617 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 09:57:45,677 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 09:57:45,680 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 09:57:45,681 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 09:57:45,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 09:57:45,712 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 09:57:45,712 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 09:57:45,713 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 09:57:45,713 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 09:57:45,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 09:57:45,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 09:57:45,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 09:57:45,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 09:57:45,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 09:57:45,722 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 09:57:45,723 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:57:45,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 09:57:45,723 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 09:57:45,723 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 -> b1de13924519e3bf69eca858d050e0c13ce0de880f00c26c2efe98ff884dd787 [2025-03-08 09:57:45,944 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 09:57:45,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 09:57:45,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 09:57:45,952 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 09:57:45,952 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 09:57:45,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-12.i [2025-03-08 09:57:47,138 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b45ee8d05/43bb247134df435fbb656992708488be/FLAG7996f282a [2025-03-08 09:57:47,394 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 09:57:47,395 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-12.i [2025-03-08 09:57:47,403 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b45ee8d05/43bb247134df435fbb656992708488be/FLAG7996f282a [2025-03-08 09:57:47,420 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b45ee8d05/43bb247134df435fbb656992708488be [2025-03-08 09:57:47,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 09:57:47,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 09:57:47,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 09:57:47,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 09:57:47,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 09:57:47,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e31555a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47, skipping insertion in model container [2025-03-08 09:57:47,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,449 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 09:57:47,552 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-12.i[913,926] [2025-03-08 09:57:47,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:57:47,624 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 09:57:47,634 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-12.i[913,926] [2025-03-08 09:57:47,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 09:57:47,680 INFO L204 MainTranslator]: Completed translation [2025-03-08 09:57:47,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47 WrapperNode [2025-03-08 09:57:47,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 09:57:47,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 09:57:47,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 09:57:47,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 09:57:47,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,723 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 152 [2025-03-08 09:57:47,724 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 09:57:47,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 09:57:47,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 09:57:47,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 09:57:47,734 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,740 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,756 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 09:57:47,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,765 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,778 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 09:57:47,779 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 09:57:47,782 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 09:57:47,782 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 09:57:47,783 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (1/1) ... [2025-03-08 09:57:47,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 09:57:47,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 09:57:47,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 09:57:47,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 09:57:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 09:57:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 09:57:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 09:57:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 09:57:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 09:57:47,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 09:57:47,878 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 09:57:47,879 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 09:57:51,573 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-03-08 09:57:51,573 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 09:57:51,580 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 09:57:51,580 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 09:57:51,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:57:51 BoogieIcfgContainer [2025-03-08 09:57:51,580 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 09:57:51,582 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 09:57:51,582 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 09:57:51,587 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 09:57:51,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 09:57:47" (1/3) ... [2025-03-08 09:57:51,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f926ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:57:51, skipping insertion in model container [2025-03-08 09:57:51,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 09:57:47" (2/3) ... [2025-03-08 09:57:51,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f926ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 09:57:51, skipping insertion in model container [2025-03-08 09:57:51,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 09:57:51" (3/3) ... [2025-03-08 09:57:51,590 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-12.i [2025-03-08 09:57:51,601 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 09:57:51,602 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-12.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 09:57:51,646 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 09:57:51,655 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;@4126f813, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 09:57:51,655 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 09:57:51,659 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 09:57:51,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-03-08 09:57:51,667 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:57:51,668 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:57:51,668 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:57:51,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:57:51,671 INFO L85 PathProgramCache]: Analyzing trace with hash -575659729, now seen corresponding path program 1 times [2025-03-08 09:57:51,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 09:57:51,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952755554] [2025-03-08 09:57:51,687 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:57:51,687 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 09:57:51,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 09:57:51,689 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 09:57:51,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-08 09:57:51,769 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 09:57:52,032 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 09:57:52,032 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:57:52,032 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:57:52,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 09:57:52,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 09:57:52,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2025-03-08 09:57:52,084 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 09:57:52,084 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 09:57:52,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [952755554] [2025-03-08 09:57:52,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [952755554] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 09:57:52,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 09:57:52,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 09:57:52,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043034212] [2025-03-08 09:57:52,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 09:57:52,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 09:57:52,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 09:57:52,102 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 09:57:52,102 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:57:52,106 INFO L87 Difference]: Start difference. First operand has 73 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 09:57:52,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 09:57:52,123 INFO L93 Difference]: Finished difference Result 140 states and 248 transitions. [2025-03-08 09:57:52,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 09:57:52,124 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 177 [2025-03-08 09:57:52,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 09:57:52,127 INFO L225 Difference]: With dead ends: 140 [2025-03-08 09:57:52,127 INFO L226 Difference]: Without dead ends: 70 [2025-03-08 09:57:52,129 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 09:57:52,131 INFO L435 NwaCegarLoop]: 107 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, 107 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 09:57:52,131 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 09:57:52,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-03-08 09:57:52,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2025-03-08 09:57:52,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 09:57:52,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 107 transitions. [2025-03-08 09:57:52,165 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 107 transitions. Word has length 177 [2025-03-08 09:57:52,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 09:57:52,165 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 107 transitions. [2025-03-08 09:57:52,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 09:57:52,166 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2025-03-08 09:57:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2025-03-08 09:57:52,169 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 09:57:52,169 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 09:57:52,180 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 [2025-03-08 09:57:52,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 09:57:52,372 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 09:57:52,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 09:57:52,373 INFO L85 PathProgramCache]: Analyzing trace with hash 568547696, now seen corresponding path program 1 times [2025-03-08 09:57:52,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 09:57:52,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1652909410] [2025-03-08 09:57:52,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 09:57:52,373 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 09:57:52,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 09:57:52,377 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 09:57:52,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-08 09:57:52,429 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 177 statements into 1 equivalence classes. [2025-03-08 09:57:52,703 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 177 of 177 statements. [2025-03-08 09:57:52,703 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 09:57:52,703 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 09:57:52,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-03-08 09:57:52,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 09:59:07,080 WARN L286 SmtUtils]: Spent 25.91s on a formula simplification that was a NOOP. DAG size: 72 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)