./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c --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/bitvector-regression/implicitfloatconversion.c -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 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 00:53:55,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 00:53:56,000 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 00:53:56,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 00:53:56,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 00:53:56,024 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 00:53:56,027 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 00:53:56,027 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 00:53:56,027 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 00:53:56,027 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 00:53:56,028 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 00:53:56,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 00:53:56,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 00:53:56,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 00:53:56,029 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 00:53:56,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 00:53:56,029 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 00:53:56,029 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 00:53:56,030 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 00:53:56,030 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 00:53:56,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 00:53:56,031 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 00:53:56,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 00:53:56,031 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 00:53:56,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 00:53:56,031 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 00:53:56,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 00:53:56,032 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 00:53:56,032 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 00:53:56,032 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 00:53:56,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 00:53:56,032 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 -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2025-03-08 00:53:56,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 00:53:56,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 00:53:56,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 00:53:56,287 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 00:53:56,287 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 00:53:56,289 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2025-03-08 00:53:57,394 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/343f58551/6edc5226ee0b4b9495d0339b67209b65/FLAG3cc45b321 [2025-03-08 00:53:57,600 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 00:53:57,600 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2025-03-08 00:53:57,607 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/343f58551/6edc5226ee0b4b9495d0339b67209b65/FLAG3cc45b321 [2025-03-08 00:53:57,623 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/343f58551/6edc5226ee0b4b9495d0339b67209b65 [2025-03-08 00:53:57,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 00:53:57,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 00:53:57,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 00:53:57,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 00:53:57,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 00:53:57,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@131a0ff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57, skipping insertion in model container [2025-03-08 00:53:57,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,670 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 00:53:57,776 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/bitvector-regression/implicitfloatconversion.c[371,384] [2025-03-08 00:53:57,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 00:53:57,788 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 00:53:57,797 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/bitvector-regression/implicitfloatconversion.c[371,384] [2025-03-08 00:53:57,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 00:53:57,809 INFO L204 MainTranslator]: Completed translation [2025-03-08 00:53:57,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57 WrapperNode [2025-03-08 00:53:57,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 00:53:57,811 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 00:53:57,811 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 00:53:57,811 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 00:53:57,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,821 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,831 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2025-03-08 00:53:57,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 00:53:57,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 00:53:57,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 00:53:57,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 00:53:57,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,839 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,846 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 00:53:57,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,850 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,850 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,851 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,852 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 00:53:57,852 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 00:53:57,853 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 00:53:57,853 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 00:53:57,854 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (1/1) ... [2025-03-08 00:53:57,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 00:53:57,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 00:53:57,880 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 00:53:57,882 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 00:53:57,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 00:53:57,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 00:53:57,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 00:53:57,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 00:53:57,943 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 00:53:57,944 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 00:53:58,000 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2025-03-08 00:53:58,000 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 00:53:58,006 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 00:53:58,006 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 00:53:58,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:53:58 BoogieIcfgContainer [2025-03-08 00:53:58,007 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 00:53:58,010 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 00:53:58,011 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 00:53:58,014 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 00:53:58,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 12:53:57" (1/3) ... [2025-03-08 00:53:58,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b6d790b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:53:58, skipping insertion in model container [2025-03-08 00:53:58,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:53:57" (2/3) ... [2025-03-08 00:53:58,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b6d790b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:53:58, skipping insertion in model container [2025-03-08 00:53:58,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:53:58" (3/3) ... [2025-03-08 00:53:58,017 INFO L128 eAbstractionObserver]: Analyzing ICFG implicitfloatconversion.c [2025-03-08 00:53:58,028 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 00:53:58,030 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG implicitfloatconversion.c that has 1 procedures, 8 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-03-08 00:53:58,066 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 00:53:58,076 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;@29cf535b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 00:53:58,077 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 00:53:58,080 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 00:53:58,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-03-08 00:53:58,084 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 00:53:58,085 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-03-08 00:53:58,085 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 00:53:58,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 00:53:58,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1261052, now seen corresponding path program 1 times [2025-03-08 00:53:58,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 00:53:58,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176511046] [2025-03-08 00:53:58,096 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 00:53:58,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 00:53:58,139 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-08 00:53:58,146 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-08 00:53:58,146 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 00:53:58,146 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 00:53:58,146 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 00:53:58,148 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-08 00:53:58,151 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-08 00:53:58,153 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 00:53:58,153 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 00:53:58,164 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 00:53:58,167 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 00:53:58,169 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 00:53:58,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 00:53:58,174 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-03-08 00:53:58,183 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 00:53:58,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 12:53:58 BoogieIcfgContainer [2025-03-08 00:53:58,187 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 00:53:58,188 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 00:53:58,188 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 00:53:58,188 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 00:53:58,189 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:53:58" (3/4) ... [2025-03-08 00:53:58,191 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 00:53:58,191 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 00:53:58,192 INFO L158 Benchmark]: Toolchain (without parser) took 558.62ms. Allocated memory was 520.1MB in the beginning and 142.6MB in the end (delta: -377.5MB). Free memory was 105.4MB in the beginning and 72.2MB in the end (delta: 33.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-08 00:53:58,192 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 201.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 00:53:58,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 174.31ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 95.2MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 00:53:58,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.05ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 94.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 00:53:58,193 INFO L158 Benchmark]: Boogie Preprocessor took 19.12ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 93.3MB in the end (delta: 834.3kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 00:53:58,194 INFO L158 Benchmark]: IcfgBuilder took 154.35ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 83.8MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 00:53:58,194 INFO L158 Benchmark]: TraceAbstraction took 176.96ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 72.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 00:53:58,194 INFO L158 Benchmark]: Witness Printer took 3.35ms. Allocated memory is still 142.6MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 00:53:58,195 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 201.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 174.31ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 95.2MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.05ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 94.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.12ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 93.3MB in the end (delta: 834.3kB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 154.35ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 83.8MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 176.96ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 72.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.35ms. Allocated memory is still 142.6MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 12]: 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 to_int at line 7, overapproximation of to_real at line 6. Possible FailurePath: [L6] float f = 1; [L7] int i = f; [L8] COND TRUE i == 1 [L12] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 8 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 00:53:58,209 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -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 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 00:54:00,004 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 00:54:00,070 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 00:54:00,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 00:54:00,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 00:54:00,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 00:54:00,107 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 00:54:00,107 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 00:54:00,108 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 00:54:00,108 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 00:54:00,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 00:54:00,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 00:54:00,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 00:54:00,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 00:54:00,109 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 00:54:00,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 00:54:00,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 00:54:00,110 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 00:54:00,110 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 00:54:00,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 00:54:00,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 00:54:00,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 00:54:00,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 00:54:00,110 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 00:54:00,111 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 00:54:00,111 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 00:54:00,111 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 00:54:00,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 00:54:00,111 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 00:54:00,111 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 00:54:00,111 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 00:54:00,112 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 00:54:00,112 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 00:54:00,112 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 00:54:00,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 00:54:00,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 00:54:00,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 00:54:00,112 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 00:54:00,112 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 00:54:00,112 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 00:54:00,112 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 00:54:00,113 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 00:54:00,113 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 00:54:00,113 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 00:54:00,113 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 00:54:00,113 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 -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2025-03-08 00:54:00,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 00:54:00,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 00:54:00,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 00:54:00,366 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 00:54:00,366 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 00:54:00,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2025-03-08 00:54:01,558 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6d7f58e7/4a1655166f1c4381b81f6c9865cd1777/FLAGd81b7a2ab [2025-03-08 00:54:01,757 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 00:54:01,758 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2025-03-08 00:54:01,763 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6d7f58e7/4a1655166f1c4381b81f6c9865cd1777/FLAGd81b7a2ab [2025-03-08 00:54:01,782 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6d7f58e7/4a1655166f1c4381b81f6c9865cd1777 [2025-03-08 00:54:01,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 00:54:01,787 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 00:54:01,788 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 00:54:01,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 00:54:01,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 00:54:01,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56af7d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01, skipping insertion in model container [2025-03-08 00:54:01,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,806 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 00:54:01,911 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/bitvector-regression/implicitfloatconversion.c[371,384] [2025-03-08 00:54:01,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 00:54:01,929 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 00:54:01,939 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/bitvector-regression/implicitfloatconversion.c[371,384] [2025-03-08 00:54:01,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 00:54:01,952 INFO L204 MainTranslator]: Completed translation [2025-03-08 00:54:01,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01 WrapperNode [2025-03-08 00:54:01,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 00:54:01,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 00:54:01,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 00:54:01,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 00:54:01,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,975 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2025-03-08 00:54:01,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 00:54:01,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 00:54:01,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 00:54:01,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 00:54:01,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,982 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,988 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 00:54:01,988 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,988 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,994 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,996 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,997 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:01,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 00:54:01,999 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 00:54:01,999 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 00:54:01,999 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 00:54:02,000 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (1/1) ... [2025-03-08 00:54:02,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 00:54:02,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 00:54:02,024 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 00:54:02,026 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 00:54:02,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 00:54:02,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 00:54:02,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 00:54:02,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 00:54:02,083 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 00:54:02,085 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 00:54:02,163 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2025-03-08 00:54:02,163 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 00:54:02,168 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 00:54:02,169 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 00:54:02,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:54:02 BoogieIcfgContainer [2025-03-08 00:54:02,169 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 00:54:02,172 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 00:54:02,172 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 00:54:02,176 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 00:54:02,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 12:54:01" (1/3) ... [2025-03-08 00:54:02,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4bc954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:54:02, skipping insertion in model container [2025-03-08 00:54:02,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:54:01" (2/3) ... [2025-03-08 00:54:02,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4bc954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:54:02, skipping insertion in model container [2025-03-08 00:54:02,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:54:02" (3/3) ... [2025-03-08 00:54:02,178 INFO L128 eAbstractionObserver]: Analyzing ICFG implicitfloatconversion.c [2025-03-08 00:54:02,188 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 00:54:02,189 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG implicitfloatconversion.c that has 1 procedures, 8 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-03-08 00:54:02,221 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 00:54:02,230 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;@4a764cbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 00:54:02,230 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 00:54:02,233 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-08 00:54:02,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2025-03-08 00:54:02,236 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 00:54:02,236 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2025-03-08 00:54:02,237 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 00:54:02,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 00:54:02,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1261052, now seen corresponding path program 1 times [2025-03-08 00:54:02,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 00:54:02,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1361769765] [2025-03-08 00:54:02,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 00:54:02,247 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 00:54:02,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 00:54:02,249 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 00:54:02,250 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 00:54:02,282 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-08 00:54:02,297 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-08 00:54:02,298 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 00:54:02,298 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 00:54:02,298 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 00:54:02,305 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-03-08 00:54:02,312 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-03-08 00:54:02,312 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 00:54:02,312 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 00:54:02,324 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2025-03-08 00:54:02,326 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 00:54:02,327 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 00:54:02,338 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 00:54:02,532 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 00:54:02,535 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-03-08 00:54:02,544 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 00:54:02,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 12:54:02 BoogieIcfgContainer [2025-03-08 00:54:02,546 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 00:54:02,546 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 00:54:02,546 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 00:54:02,546 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 00:54:02,547 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:54:02" (3/4) ... [2025-03-08 00:54:02,547 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2025-03-08 00:54:02,570 INFO L127 tionWitnessGenerator]: Generated YAML witness of length 2. [2025-03-08 00:54:02,597 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-08 00:54:02,597 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-08 00:54:02,597 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 00:54:02,598 INFO L158 Benchmark]: Toolchain (without parser) took 810.91ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 54.3MB in the end (delta: 38.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 00:54:02,598 INFO L158 Benchmark]: CDTParser took 1.70ms. Allocated memory is still 83.9MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 00:54:02,598 INFO L158 Benchmark]: CACSL2BoogieTranslator took 165.77ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.6MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 00:54:02,598 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.65ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.6MB in the end (delta: 909.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 00:54:02,598 INFO L158 Benchmark]: Boogie Preprocessor took 21.99ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 00:54:02,599 INFO L158 Benchmark]: IcfgBuilder took 170.41ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 70.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 00:54:02,600 INFO L158 Benchmark]: TraceAbstraction took 374.05ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 59.3MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 00:54:02,601 INFO L158 Benchmark]: Witness Printer took 50.77ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 54.3MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 00:54:02,603 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.70ms. Allocated memory is still 83.9MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 165.77ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.6MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.65ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.6MB in the end (delta: 909.1kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.99ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 170.41ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 70.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 374.05ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 59.3MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 50.77ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 54.3MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L6] float f = 1; [L7] int i = f; VAL [i=1] [L8] COND TRUE i == 1 [L12] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 8 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 proved your program to be incorrect! [2025-03-08 00:54:02,620 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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE