./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 4464cb734770b9d0fa9d6e2642392f2055c585b5ff2c6b71c083265ca3731e1b --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 13:32:27,984 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 13:32:28,035 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 13:32:28,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 13:32:28,040 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 13:32:28,061 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 13:32:28,062 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 13:32:28,062 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 13:32:28,062 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 13:32:28,062 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 13:32:28,063 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 13:32:28,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 13:32:28,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 13:32:28,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 13:32:28,064 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 13:32:28,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 13:32:28,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 13:32:28,064 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 13:32:28,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 13:32:28,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 13:32:28,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 13:32:28,065 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 13:32:28,065 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 13:32:28,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 13:32:28,065 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 13:32:28,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 13:32:28,065 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 13:32:28,065 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 13:32:28,065 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 13:32:28,065 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:32:28,066 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:32:28,066 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:32:28,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:32:28,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 13:32:28,066 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:32:28,066 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:32:28,066 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:32:28,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:32:28,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 13:32:28,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 13:32:28,067 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 13:32:28,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 13:32:28,067 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 13:32:28,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 13:32:28,067 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 13:32:28,067 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 13:32:28,067 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 13:32:28,067 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 13:32:28,067 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-jdk21/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 -> 4464cb734770b9d0fa9d6e2642392f2055c585b5ff2c6b71c083265ca3731e1b [2025-01-09 13:32:28,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 13:32:28,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 13:32:28,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 13:32:28,287 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 13:32:28,287 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 13:32:28,288 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i [2025-01-09 13:32:29,384 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2d9e40a61/cd5b7978970b411d9e3b50c2b4425d59/FLAGa971557ad [2025-01-09 13:32:29,613 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 13:32:29,613 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i [2025-01-09 13:32:29,638 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2d9e40a61/cd5b7978970b411d9e3b50c2b4425d59/FLAGa971557ad [2025-01-09 13:32:29,950 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2d9e40a61/cd5b7978970b411d9e3b50c2b4425d59 [2025-01-09 13:32:29,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 13:32:29,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 13:32:29,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 13:32:29,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 13:32:29,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 13:32:29,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:32:29" (1/1) ... [2025-01-09 13:32:29,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c494e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:29, skipping insertion in model container [2025-01-09 13:32:29,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:32:29" (1/1) ... [2025-01-09 13:32:29,966 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 13:32:30,070 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i[915,928] [2025-01-09 13:32:30,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:32:30,121 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 13:32:30,130 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i[915,928] [2025-01-09 13:32:30,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:32:30,166 INFO L204 MainTranslator]: Completed translation [2025-01-09 13:32:30,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30 WrapperNode [2025-01-09 13:32:30,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 13:32:30,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 13:32:30,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 13:32:30,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 13:32:30,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,203 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2025-01-09 13:32:30,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 13:32:30,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 13:32:30,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 13:32:30,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 13:32:30,210 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,212 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,220 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]. [2025-01-09 13:32:30,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,224 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,225 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,228 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,232 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 13:32:30,233 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 13:32:30,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 13:32:30,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 13:32:30,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (1/1) ... [2025-01-09 13:32:30,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:32:30,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:32:30,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 13:32:30,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 13:32:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 13:32:30,277 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 13:32:30,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 13:32:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 13:32:30,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 13:32:30,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 13:32:30,333 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 13:32:30,335 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 13:32:30,464 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 13:32:30,464 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 13:32:30,470 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 13:32:30,470 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 13:32:30,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:32:30 BoogieIcfgContainer [2025-01-09 13:32:30,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 13:32:30,472 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 13:32:30,472 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 13:32:30,475 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 13:32:30,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 01:32:29" (1/3) ... [2025-01-09 13:32:30,476 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43129bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:32:30, skipping insertion in model container [2025-01-09 13:32:30,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:30" (2/3) ... [2025-01-09 13:32:30,476 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43129bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:32:30, skipping insertion in model container [2025-01-09 13:32:30,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:32:30" (3/3) ... [2025-01-09 13:32:30,477 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-63.i [2025-01-09 13:32:30,486 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 13:32:30,487 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-while_file-63.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 13:32:30,521 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 13:32:30,529 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;@1136aa49, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 13:32:30,529 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 13:32:30,532 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-01-09 13:32:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2025-01-09 13:32:30,542 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:32:30,542 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:32:30,542 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:32:30,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:32:30,547 INFO L85 PathProgramCache]: Analyzing trace with hash 143396294, now seen corresponding path program 1 times [2025-01-09 13:32:30,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 13:32:30,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903239042] [2025-01-09 13:32:30,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:32:30,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 13:32:30,612 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 123 statements into 1 equivalence classes. [2025-01-09 13:32:30,701 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 123 of 123 statements. [2025-01-09 13:32:30,706 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:32:30,706 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 13:32:30,706 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 13:32:30,718 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 123 statements into 1 equivalence classes. [2025-01-09 13:32:30,795 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 123 of 123 statements. [2025-01-09 13:32:30,796 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:32:30,796 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 13:32:30,824 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 13:32:30,825 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 13:32:30,826 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 13:32:30,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 13:32:30,830 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-01-09 13:32:30,892 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 13:32:30,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 01:32:30 BoogieIcfgContainer [2025-01-09 13:32:30,894 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 13:32:30,894 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 13:32:30,894 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 13:32:30,894 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 13:32:30,895 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:32:30" (3/4) ... [2025-01-09 13:32:30,896 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 13:32:30,897 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 13:32:30,897 INFO L158 Benchmark]: Toolchain (without parser) took 944.97ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 40.1MB in the end (delta: 66.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2025-01-09 13:32:30,898 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 13:32:30,898 INFO L158 Benchmark]: CACSL2BoogieTranslator took 216.29ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 94.1MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 13:32:30,898 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.89ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 91.4MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 13:32:30,898 INFO L158 Benchmark]: Boogie Preprocessor took 27.98ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 89.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 13:32:30,898 INFO L158 Benchmark]: RCFGBuilder took 237.97ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 74.7MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 13:32:30,899 INFO L158 Benchmark]: TraceAbstraction took 421.81ms. Allocated memory is still 142.6MB. Free memory was 73.7MB in the beginning and 40.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-01-09 13:32:30,899 INFO L158 Benchmark]: Witness Printer took 2.58ms. Allocated memory is still 142.6MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 13:32:30,900 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 201.3MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 216.29ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 94.1MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.89ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 91.4MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.98ms. Allocated memory is still 142.6MB. Free memory was 91.4MB in the beginning and 89.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 237.97ms. Allocated memory is still 142.6MB. Free memory was 89.5MB in the beginning and 74.7MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 421.81ms. Allocated memory is still 142.6MB. Free memory was 73.7MB in the beginning and 40.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 2.58ms. Allocated memory is still 142.6MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 56, overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of someBinaryFLOATComparisonOperation at line 74, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryFLOATComparisonOperation at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] float var_1_2 = 8.3; [L24] float var_1_3 = 2.25; [L25] float var_1_4 = 10.3; [L26] unsigned char var_1_5 = 1; [L27] unsigned char var_1_6 = 0; [L28] signed long int var_1_7 = 128; [L29] float var_1_8 = 9.8; [L30] signed long int var_1_9 = -256; [L31] unsigned short int var_1_10 = 5; [L32] signed char var_1_11 = 8; [L33] signed long int var_1_12 = 2; [L34] unsigned short int var_1_13 = 32; [L35] unsigned short int var_1_14 = 1; [L36] unsigned short int last_1_var_1_10 = 5; VAL [isInitial=0, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_2=83/10, var_1_3=9/4, var_1_4=103/10, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L101] isInitial = 1 [L102] FCALL initially() [L104] CALL updateLastVariables() [L94] last_1_var_1_10 = var_1_10 VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_2=83/10, var_1_3=9/4, var_1_4=103/10, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L104] RET updateLastVariables() [L105] CALL updateVariables() [L61] var_1_2 = __VERIFIER_nondet_float() [L62] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_3=9/4, var_1_4=103/10, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_3=9/4, var_1_4=103/10, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L62] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_3=9/4, var_1_4=103/10, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L63] var_1_3 = __VERIFIER_nondet_float() [L64] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_4=103/10, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_4=103/10, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L64] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_4=103/10, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L65] var_1_4 = __VERIFIER_nondet_float() [L66] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L66] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=1, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L67] var_1_5 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L68] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L69] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L69] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L70] var_1_6 = __VERIFIER_nondet_uchar() [L71] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L71] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L72] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L72] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_8=49/5, var_1_9=-256] [L73] var_1_8 = __VERIFIER_nondet_float() [L74] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-256] [L74] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-256] [L75] var_1_9 = __VERIFIER_nondet_long() [L76] CALL assume_abort_if_not(var_1_9 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L76] RET assume_abort_if_not(var_1_9 >= -2147483647) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L77] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L77] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=8, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L78] var_1_11 = __VERIFIER_nondet_char() [L79] CALL assume_abort_if_not(var_1_11 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L79] RET assume_abort_if_not(var_1_11 >= -128) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L80] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L80] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L81] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L81] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=2, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L82] var_1_12 = __VERIFIER_nondet_long() [L83] CALL assume_abort_if_not(var_1_12 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L83] RET assume_abort_if_not(var_1_12 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L84] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L84] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L85] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L85] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=32, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L86] var_1_13 = __VERIFIER_nondet_ushort() [L87] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L87] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L88] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L88] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L89] var_1_14 = __VERIFIER_nondet_ushort() [L90] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L90] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L91] CALL assume_abort_if_not(var_1_14 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L91] RET assume_abort_if_not(var_1_14 <= 65534) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=128, var_1_9=-2147483647] [L105] RET updateVariables() [L106] CALL step() [L40] COND TRUE var_1_4 <= (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))) * var_1_8) [L41] var_1_7 = ((((-200) > (last_1_var_1_10)) ? (-200) : (last_1_var_1_10))) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=5, var_1_9=-2147483647] [L45] COND FALSE !(var_1_8 > var_1_4) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=5, var_1_9=-2147483647] [L56] COND TRUE ((((1.1f) < (var_1_2)) ? (1.1f) : (var_1_2))) > (var_1_3 * var_1_4) [L57] var_1_1 = (var_1_5 && var_1_6) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=5, var_1_9=-2147483647] [L106] RET step() [L107] CALL, EXPR property() [L97-L98] return (((((((1.1f) < (var_1_2)) ? (1.1f) : (var_1_2))) > (var_1_3 * var_1_4)) ? (var_1_1 == ((unsigned char) (var_1_5 && var_1_6))) : 1) && ((var_1_4 <= (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))) * var_1_8)) ? (var_1_7 == ((signed long int) ((((-200) > (last_1_var_1_10)) ? (-200) : (last_1_var_1_10))))) : (var_1_7 == ((signed long int) last_1_var_1_10)))) && ((var_1_8 > var_1_4) ? ((! var_1_6) ? (((var_1_9 / ((((var_1_11) > (-64)) ? (var_1_11) : (-64)))) < (var_1_7 / var_1_12)) ? (var_1_10 == ((unsigned short int) var_1_13)) : (var_1_10 == ((unsigned short int) var_1_13))) : (var_1_10 == ((unsigned short int) var_1_14))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=5, var_1_9=-2147483647] [L107] RET, EXPR property() [L107] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=5, var_1_9=-2147483647] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=5, var_1_10=5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=5, var_1_9=-2147483647] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 20, 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=54occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 123 NumberOfCodeBlocks, 123 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 [2025-01-09 13:32:30,919 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 4464cb734770b9d0fa9d6e2642392f2055c585b5ff2c6b71c083265ca3731e1b --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 13:32:32,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 13:32:32,903 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 13:32:32,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 13:32:32,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 13:32:32,923 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 13:32:32,923 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 13:32:32,923 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 13:32:32,924 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 13:32:32,924 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 13:32:32,924 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 13:32:32,924 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 13:32:32,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 13:32:32,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 13:32:32,924 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 13:32:32,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 13:32:32,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 13:32:32,925 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 13:32:32,925 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 13:32:32,925 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 13:32:32,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 13:32:32,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 13:32:32,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 13:32:32,925 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 13:32:32,925 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 13:32:32,925 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 13:32:32,926 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 13:32:32,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 13:32:32,926 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 13:32:32,926 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 13:32:32,926 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 13:32:32,926 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:32:32,926 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:32:32,926 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:32:32,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:32:32,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 13:32:32,926 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:32:32,926 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:32:32,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 13:32:32,927 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 13:32:32,928 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-jdk21/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 -> 4464cb734770b9d0fa9d6e2642392f2055c585b5ff2c6b71c083265ca3731e1b [2025-01-09 13:32:33,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 13:32:33,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 13:32:33,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 13:32:33,156 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 13:32:33,156 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 13:32:33,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i [2025-01-09 13:32:34,387 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f45223154/450404ffbaaa4e02b41093cec97dfae0/FLAGfccfb8a14 [2025-01-09 13:32:34,568 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 13:32:34,568 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i [2025-01-09 13:32:34,574 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f45223154/450404ffbaaa4e02b41093cec97dfae0/FLAGfccfb8a14 [2025-01-09 13:32:34,933 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f45223154/450404ffbaaa4e02b41093cec97dfae0 [2025-01-09 13:32:34,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 13:32:34,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 13:32:34,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 13:32:34,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 13:32:34,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 13:32:34,939 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:32:34" (1/1) ... [2025-01-09 13:32:34,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c5aa578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:34, skipping insertion in model container [2025-01-09 13:32:34,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:32:34" (1/1) ... [2025-01-09 13:32:34,949 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 13:32:35,048 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i[915,928] [2025-01-09 13:32:35,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:32:35,101 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 13:32:35,108 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-63.i[915,928] [2025-01-09 13:32:35,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:32:35,132 INFO L204 MainTranslator]: Completed translation [2025-01-09 13:32:35,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35 WrapperNode [2025-01-09 13:32:35,133 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 13:32:35,134 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 13:32:35,134 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 13:32:35,134 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 13:32:35,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,164 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2025-01-09 13:32:35,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 13:32:35,168 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 13:32:35,169 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 13:32:35,169 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 13:32:35,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,181 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,195 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]. [2025-01-09 13:32:35,198 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,207 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,212 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,215 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,219 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 13:32:35,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 13:32:35,225 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 13:32:35,225 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 13:32:35,226 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (1/1) ... [2025-01-09 13:32:35,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:32:35,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:32:35,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 13:32:35,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 13:32:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 13:32:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 13:32:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 13:32:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 13:32:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 13:32:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 13:32:35,335 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 13:32:35,336 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 13:32:36,897 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 13:32:36,897 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 13:32:36,905 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 13:32:36,905 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 13:32:36,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:32:36 BoogieIcfgContainer [2025-01-09 13:32:36,905 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 13:32:36,906 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 13:32:36,906 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 13:32:36,909 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 13:32:36,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 01:32:34" (1/3) ... [2025-01-09 13:32:36,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f432a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:32:36, skipping insertion in model container [2025-01-09 13:32:36,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:32:35" (2/3) ... [2025-01-09 13:32:36,910 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f432a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:32:36, skipping insertion in model container [2025-01-09 13:32:36,910 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:32:36" (3/3) ... [2025-01-09 13:32:36,911 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-63.i [2025-01-09 13:32:36,919 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 13:32:36,920 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-while_file-63.i that has 2 procedures, 54 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 13:32:36,960 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 13:32:36,970 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;@7e7af8f6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 13:32:36,970 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 13:32:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-01-09 13:32:36,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2025-01-09 13:32:36,983 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:32:36,984 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:32:36,984 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:32:36,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:32:36,989 INFO L85 PathProgramCache]: Analyzing trace with hash 143396294, now seen corresponding path program 1 times [2025-01-09 13:32:36,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 13:32:37,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [860955873] [2025-01-09 13:32:37,000 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:32:37,001 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 [2025-01-09 13:32:37,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 13:32:37,003 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/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) [2025-01-09 13:32:37,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 13:32:37,069 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 123 statements into 1 equivalence classes. [2025-01-09 13:32:37,277 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 123 of 123 statements. [2025-01-09 13:32:37,278 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:32:37,278 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:32:37,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-01-09 13:32:37,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 13:32:48,309 WARN L286 SmtUtils]: Spent 5.52s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-01-09 13:33:04,184 WARN L286 SmtUtils]: Spent 6.77s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-01-09 13:33:26,209 WARN L286 SmtUtils]: Spent 6.94s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)