./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.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_operatoramount_amount50_file-7.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 4f95ed5c56231a57e143732e0df5e27869541cb09bca6410d2408237b9d0bb8b --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 15:01:24,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 15:01:24,895 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 15:01:24,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 15:01:24,900 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 15:01:24,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 15:01:24,926 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 15:01:24,926 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 15:01:24,926 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 15:01:24,927 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 15:01:24,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 15:01:24,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 15:01:24,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 15:01:24,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 15:01:24,928 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 15:01:24,928 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 15:01:24,928 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 15:01:24,928 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 15:01:24,928 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 15:01:24,929 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 15:01:24,929 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 15:01:24,930 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 15:01:24,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 15:01:24,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 15:01:24,930 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 15:01:24,930 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 15:01:24,930 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 15:01:24,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 15:01:24,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 15:01:24,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 15:01:24,931 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 15:01:24,931 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 15:01:24,931 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 15:01:24,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 15:01:24,931 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 15:01:24,931 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 15:01:24,931 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 15:01:24,931 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 15:01:24,931 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 -> 4f95ed5c56231a57e143732e0df5e27869541cb09bca6410d2408237b9d0bb8b [2025-01-09 15:01:25,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 15:01:25,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 15:01:25,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 15:01:25,156 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 15:01:25,156 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 15:01:25,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i [2025-01-09 15:01:26,252 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6aced2c5c/75f5a643f4df4e0f96e90453a78cc8de/FLAGe0166bbc5 [2025-01-09 15:01:26,528 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 15:01:26,529 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i [2025-01-09 15:01:26,534 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6aced2c5c/75f5a643f4df4e0f96e90453a78cc8de/FLAGe0166bbc5 [2025-01-09 15:01:26,823 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6aced2c5c/75f5a643f4df4e0f96e90453a78cc8de [2025-01-09 15:01:26,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 15:01:26,825 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 15:01:26,826 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 15:01:26,826 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 15:01:26,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 15:01:26,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 03:01:26" (1/1) ... [2025-01-09 15:01:26,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f6ac0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:26, skipping insertion in model container [2025-01-09 15:01:26,830 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 03:01:26" (1/1) ... [2025-01-09 15:01:26,840 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 15:01:26,940 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_operatoramount_amount50_file-7.i[914,927] [2025-01-09 15:01:26,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 15:01:27,007 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 15:01:27,014 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_operatoramount_amount50_file-7.i[914,927] [2025-01-09 15:01:27,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 15:01:27,037 INFO L204 MainTranslator]: Completed translation [2025-01-09 15:01:27,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27 WrapperNode [2025-01-09 15:01:27,037 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 15:01:27,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 15:01:27,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 15:01:27,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 15:01:27,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,074 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2025-01-09 15:01:27,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 15:01:27,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 15:01:27,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 15:01:27,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 15:01:27,084 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,088 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,107 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 15:01:27,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,108 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,112 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,116 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,118 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,119 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 15:01:27,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 15:01:27,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 15:01:27,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 15:01:27,125 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (1/1) ... [2025-01-09 15:01:27,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 15:01:27,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 15:01:27,146 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 15:01:27,151 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 15:01:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 15:01:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 15:01:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 15:01:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 15:01:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 15:01:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 15:01:27,212 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 15:01:27,216 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 15:01:27,396 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-01-09 15:01:27,397 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 15:01:27,406 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 15:01:27,406 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 15:01:27,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 03:01:27 BoogieIcfgContainer [2025-01-09 15:01:27,407 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 15:01:27,408 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 15:01:27,408 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 15:01:27,411 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 15:01:27,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 03:01:26" (1/3) ... [2025-01-09 15:01:27,412 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f968adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 03:01:27, skipping insertion in model container [2025-01-09 15:01:27,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:27" (2/3) ... [2025-01-09 15:01:27,413 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f968adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 03:01:27, skipping insertion in model container [2025-01-09 15:01:27,413 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 03:01:27" (3/3) ... [2025-01-09 15:01:27,414 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-7.i [2025-01-09 15:01:27,424 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 15:01:27,425 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-7.i that has 2 procedures, 69 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 15:01:27,460 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 15:01:27,468 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;@123e66af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 15:01:27,468 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 15:01:27,471 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 43 states have internal predecessors, (55), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-01-09 15:01:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-01-09 15:01:27,482 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 15:01:27,483 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 15:01:27,483 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 15:01:27,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 15:01:27,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1232483971, now seen corresponding path program 1 times [2025-01-09 15:01:27,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 15:01:27,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118588659] [2025-01-09 15:01:27,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 15:01:27,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 15:01:27,569 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-01-09 15:01:27,587 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-01-09 15:01:27,590 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 15:01:27,590 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 15:01:27,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-01-09 15:01:27,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 15:01:27,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118588659] [2025-01-09 15:01:27,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118588659] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 15:01:27,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653393176] [2025-01-09 15:01:27,704 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 15:01:27,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 15:01:27,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 15:01:27,706 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 15:01:27,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 15:01:27,783 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-01-09 15:01:27,866 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-01-09 15:01:27,866 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 15:01:27,866 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 15:01:27,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 15:01:27,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 15:01:27,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-01-09 15:01:27,904 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 15:01:27,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653393176] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 15:01:27,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 15:01:27,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 15:01:27,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249230710] [2025-01-09 15:01:27,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 15:01:27,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 15:01:27,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 15:01:27,923 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 15:01:27,924 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 15:01:27,925 INFO L87 Difference]: Start difference. First operand has 69 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 43 states have internal predecessors, (55), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2025-01-09 15:01:27,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 15:01:27,946 INFO L93 Difference]: Finished difference Result 132 states and 225 transitions. [2025-01-09 15:01:27,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 15:01:27,947 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 152 [2025-01-09 15:01:27,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 15:01:27,952 INFO L225 Difference]: With dead ends: 132 [2025-01-09 15:01:27,952 INFO L226 Difference]: Without dead ends: 66 [2025-01-09 15:01:27,954 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 15:01:27,957 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 15:01:27,959 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 15:01:27,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2025-01-09 15:01:27,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2025-01-09 15:01:27,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 40 states have (on average 1.25) internal successors, (50), 40 states have internal predecessors, (50), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-01-09 15:01:27,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 98 transitions. [2025-01-09 15:01:27,982 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 98 transitions. Word has length 152 [2025-01-09 15:01:27,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 15:01:27,982 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 98 transitions. [2025-01-09 15:01:27,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2025-01-09 15:01:27,982 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2025-01-09 15:01:27,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-01-09 15:01:27,984 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 15:01:27,985 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 15:01:27,991 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 15:01:28,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 15:01:28,185 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 15:01:28,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 15:01:28,186 INFO L85 PathProgramCache]: Analyzing trace with hash -546025837, now seen corresponding path program 1 times [2025-01-09 15:01:28,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 15:01:28,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065489545] [2025-01-09 15:01:28,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 15:01:28,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 15:01:28,207 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-01-09 15:01:28,292 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-01-09 15:01:28,292 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 15:01:28,292 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 15:01:28,292 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 15:01:28,298 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-01-09 15:01:28,361 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-01-09 15:01:28,362 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 15:01:28,362 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 15:01:28,414 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 15:01:28,414 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 15:01:28,418 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 15:01:28,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 15:01:28,426 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-01-09 15:01:28,517 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 15:01:28,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 03:01:28 BoogieIcfgContainer [2025-01-09 15:01:28,522 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 15:01:28,522 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 15:01:28,522 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 15:01:28,522 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 15:01:28,523 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 03:01:27" (3/4) ... [2025-01-09 15:01:28,524 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 15:01:28,527 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 15:01:28,528 INFO L158 Benchmark]: Toolchain (without parser) took 1702.05ms. Allocated memory is still 142.6MB. Free memory was 112.5MB in the beginning and 54.2MB in the end (delta: 58.3MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2025-01-09 15:01:28,528 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 201.3MB. Free memory is still 124.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 15:01:28,528 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.47ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 98.0MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 15:01:28,529 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.68ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 95.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 15:01:28,530 INFO L158 Benchmark]: Boogie Preprocessor took 46.29ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 91.6MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 15:01:28,530 INFO L158 Benchmark]: RCFGBuilder took 282.07ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 72.5MB in the end (delta: 18.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-09 15:01:28,530 INFO L158 Benchmark]: TraceAbstraction took 1113.32ms. Allocated memory is still 142.6MB. Free memory was 72.0MB in the beginning and 54.2MB in the end (delta: 17.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2025-01-09 15:01:28,530 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 142.6MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 15:01:28,531 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 201.3MB. Free memory is still 124.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.47ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 98.0MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.68ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 95.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.29ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 91.6MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 282.07ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 72.5MB in the end (delta: 18.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1113.32ms. Allocated memory is still 142.6MB. Free memory was 72.0MB in the beginning and 54.2MB in the end (delta: 17.8MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 142.6MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 27.1kB). 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 88, overapproximation of someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryFLOATComparisonOperation at line 126, overapproximation of someBinaryFLOATComparisonOperation at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 90, overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryFLOATComparisonOperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of someBinaryFLOATComparisonOperation at line 120, overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someBinaryFLOATComparisonOperation at line 124, overapproximation of someBinaryArithmeticFLOAToperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] float var_1_2 = 200.875; [L24] float var_1_3 = 100.25; [L25] float var_1_4 = 99999999.34; [L26] unsigned short int var_1_5 = 10; [L27] unsigned short int var_1_6 = 8; [L28] unsigned long int var_1_7 = 25; [L29] unsigned char var_1_8 = 0; [L30] signed long int var_1_9 = -16; [L31] unsigned short int var_1_10 = 25; [L32] unsigned short int var_1_11 = 10000; [L33] signed short int var_1_12 = -32; [L34] signed char var_1_13 = 4; [L35] signed char var_1_14 = 25; [L36] signed short int var_1_15 = -16; [L37] signed short int var_1_16 = 100; [L38] signed short int var_1_17 = 8; [L39] float var_1_18 = 5.8; [L40] float var_1_19 = 0.19999999999999996; [L41] float var_1_20 = 1.5; [L42] float var_1_21 = 10000000.5; [L43] float var_1_22 = 4.5; [L44] float var_1_23 = 4.25; [L45] signed short int var_1_24 = -16; VAL [isInitial=0, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_2=1607/8, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L135] isInitial = 1 [L136] FCALL initially() [L138] FCALL updateLastVariables() [L139] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_float() [L88] 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, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L88] 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, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_3=401/4, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L89] var_1_3 = __VERIFIER_nondet_float() [L90] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L90] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_4=4999999967/50, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L91] var_1_4 = __VERIFIER_nondet_float() [L92] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L92] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=10, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L93] var_1_5 = __VERIFIER_nondet_ushort() [L94] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L94] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L95] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L95] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=8, var_1_7=25, var_1_8=0, var_1_9=-16] [L96] var_1_6 = __VERIFIER_nondet_ushort() [L97] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_7=25, var_1_8=0, var_1_9=-16] [L97] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_7=25, var_1_8=0, var_1_9=-16] [L98] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L98] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L99] var_1_8 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_9=-16] [L100] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_9=-16] [L101] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L101] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=25, var_1_11=10000, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L102] var_1_11 = __VERIFIER_nondet_ushort() [L103] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L103] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=25, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L104] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L104] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=4, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L105] var_1_13 = __VERIFIER_nondet_char() [L106] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L106] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L107] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L107] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=25, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L108] var_1_14 = __VERIFIER_nondet_char() [L109] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L109] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L110] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L110] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=100, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L111] var_1_16 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L112] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L113] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L113] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=8, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L114] var_1_17 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L115] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L116] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L116] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_19=4999999999999999/25000000000000000, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L117] var_1_19 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L118] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_20=3/2, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L119] var_1_20 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L120] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_21=20000001/2, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L121] var_1_21 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L122] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_22=9/2, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L123] var_1_22 = __VERIFIER_nondet_float() [L124] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L124] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_23=17/4, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L125] var_1_23 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L126] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=-16] [L139] RET updateVariables() [L140] CALL step() [L49] var_1_9 = ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) [L50] signed long int stepLocal_1 = 56016 - var_1_11; [L51] signed long int stepLocal_0 = 10; VAL [isInitial=1, stepLocal_0=10, stepLocal_1=23249, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L52] COND FALSE !(var_1_6 < stepLocal_0) VAL [isInitial=1, stepLocal_1=23249, var_1_10=25, var_1_11=32767, var_1_12=-32, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L57] COND FALSE !((var_1_13 - var_1_14) > (var_1_10 + var_1_11)) [L62] var_1_12 = var_1_14 VAL [isInitial=1, stepLocal_1=23249, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-16, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L64] var_1_15 = (var_1_14 - (((((var_1_16 + var_1_17)) > (4)) ? ((var_1_16 + var_1_17)) : (4)))) VAL [isInitial=1, stepLocal_1=23249, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_18=29/5, var_1_1=32, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L65] COND TRUE var_1_4 > var_1_2 [L66] var_1_18 = (((((var_1_19 + var_1_20) < 0 ) ? -(var_1_19 + var_1_20) : (var_1_19 + var_1_20))) - var_1_21) VAL [isInitial=1, stepLocal_1=23249, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_1=32, var_1_24=-16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L74] var_1_24 = 16 VAL [isInitial=1, stepLocal_1=23249, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_1=32, var_1_24=16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L75] COND TRUE var_1_18 <= (var_1_3 - var_1_4) [L76] var_1_1 = var_1_5 VAL [isInitial=1, stepLocal_1=23249, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_1=65533, var_1_24=16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L80] COND FALSE !(\read(var_1_8)) VAL [isInitial=1, stepLocal_1=23249, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_1=65533, var_1_24=16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L140] RET step() [L141] CALL, EXPR property() [L131-L132] return ((((((((var_1_18 <= (var_1_3 - var_1_4)) ? (var_1_1 == ((unsigned short int) var_1_5)) : (var_1_1 == ((unsigned short int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) && (var_1_8 ? ((var_1_5 < 16) ? (var_1_7 == ((unsigned long int) (var_1_6 + var_1_24))) : 1) : 1)) && (var_1_9 == ((signed long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))))) && ((var_1_6 < 10) ? ((var_1_5 < (56016 - var_1_11)) ? (var_1_10 == ((unsigned short int) var_1_5)) : 1) : 1)) && (((var_1_13 - var_1_14) > (var_1_10 + var_1_11)) ? ((! var_1_8) ? (var_1_12 == ((signed short int) var_1_13)) : 1) : (var_1_12 == ((signed short int) var_1_14)))) && (var_1_15 == ((signed short int) (var_1_14 - (((((var_1_16 + var_1_17)) > (4)) ? ((var_1_16 + var_1_17)) : (4))))))) && ((var_1_4 > var_1_2) ? (var_1_18 == ((float) (((((var_1_19 + var_1_20) < 0 ) ? -(var_1_19 + var_1_20) : (var_1_19 + var_1_20))) - var_1_21))) : ((! ((var_1_17 - var_1_11) < 128)) ? (var_1_18 == ((float) ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))) : (var_1_18 == ((float) ((((((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) < ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))) ? (((((9.75f) > (var_1_19)) ? (9.75f) : (var_1_19)))) : ((((((var_1_21 - var_1_22)) > (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23))))) ? ((var_1_21 - var_1_22)) : (((((var_1_20) > (var_1_23)) ? (var_1_20) : (var_1_23)))))))))))))) && (var_1_24 == ((signed short int) 16)) ; VAL [\result=0, isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_1=65533, var_1_24=16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L141] RET, EXPR property() [L141] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_1=65533, var_1_24=16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] [L19] reach_error() VAL [isInitial=1, var_1_10=25, var_1_11=32767, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=-32766, var_1_16=16383, var_1_17=16383, var_1_1=65533, var_1_24=16, var_1_5=65533, var_1_6=65534, var_1_7=25, var_1_8=0, var_1_9=65534] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 98 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 98 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 456 NumberOfCodeBlocks, 456 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 302 ConstructedInterpolants, 0 QuantifiedInterpolants, 302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 344 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2162/2208 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 15:01:28,553 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_operatoramount_amount50_file-7.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 4f95ed5c56231a57e143732e0df5e27869541cb09bca6410d2408237b9d0bb8b --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 15:01:30,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 15:01:30,535 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 15:01:30,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 15:01:30,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 15:01:30,558 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 15:01:30,559 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 15:01:30,559 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 15:01:30,559 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 15:01:30,559 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 15:01:30,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 15:01:30,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 15:01:30,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 15:01:30,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 15:01:30,560 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 15:01:30,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 15:01:30,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 15:01:30,560 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 15:01:30,560 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 15:01:30,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 15:01:30,561 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 15:01:30,561 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 15:01:30,562 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 15:01:30,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 15:01:30,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 15:01:30,562 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 15:01:30,562 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 15:01:30,562 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 15:01:30,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 15:01:30,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 15:01:30,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 15:01:30,562 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 15:01:30,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 15:01:30,563 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 15:01:30,563 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 15:01:30,563 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 15:01:30,563 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 15:01:30,563 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 15:01:30,563 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 15:01:30,563 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 -> 4f95ed5c56231a57e143732e0df5e27869541cb09bca6410d2408237b9d0bb8b [2025-01-09 15:01:30,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 15:01:30,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 15:01:30,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 15:01:30,806 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 15:01:30,808 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 15:01:30,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i [2025-01-09 15:01:31,961 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6c639799d/50bfecd9d8d8443caa9bf21672f8ff0f/FLAGa1d1cf5e4 [2025-01-09 15:01:32,155 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 15:01:32,157 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount50_file-7.i [2025-01-09 15:01:32,163 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6c639799d/50bfecd9d8d8443caa9bf21672f8ff0f/FLAGa1d1cf5e4 [2025-01-09 15:01:32,525 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6c639799d/50bfecd9d8d8443caa9bf21672f8ff0f [2025-01-09 15:01:32,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 15:01:32,528 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 15:01:32,534 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 15:01:32,534 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 15:01:32,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 15:01:32,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb64648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32, skipping insertion in model container [2025-01-09 15:01:32,540 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,561 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 15:01:32,671 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_operatoramount_amount50_file-7.i[914,927] [2025-01-09 15:01:32,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 15:01:32,714 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 15:01:32,721 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_operatoramount_amount50_file-7.i[914,927] [2025-01-09 15:01:32,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 15:01:32,760 INFO L204 MainTranslator]: Completed translation [2025-01-09 15:01:32,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32 WrapperNode [2025-01-09 15:01:32,762 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 15:01:32,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 15:01:32,764 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 15:01:32,764 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 15:01:32,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,806 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 150 [2025-01-09 15:01:32,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 15:01:32,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 15:01:32,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 15:01:32,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 15:01:32,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,819 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,835 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 15:01:32,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,836 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,848 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,852 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 15:01:32,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 15:01:32,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 15:01:32,867 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 15:01:32,868 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (1/1) ... [2025-01-09 15:01:32,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 15:01:32,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 15:01:32,904 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 15:01:32,907 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 15:01:32,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 15:01:32,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 15:01:32,936 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 15:01:32,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 15:01:32,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 15:01:32,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 15:01:32,988 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 15:01:32,990 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 15:01:34,108 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-01-09 15:01:34,108 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 15:01:34,118 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 15:01:34,119 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 15:01:34,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 03:01:34 BoogieIcfgContainer [2025-01-09 15:01:34,119 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 15:01:34,121 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 15:01:34,121 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 15:01:34,125 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 15:01:34,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 03:01:32" (1/3) ... [2025-01-09 15:01:34,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bb4096a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 03:01:34, skipping insertion in model container [2025-01-09 15:01:34,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 03:01:32" (2/3) ... [2025-01-09 15:01:34,127 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bb4096a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 03:01:34, skipping insertion in model container [2025-01-09 15:01:34,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 03:01:34" (3/3) ... [2025-01-09 15:01:34,128 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-7.i [2025-01-09 15:01:34,139 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 15:01:34,140 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount50_file-7.i that has 2 procedures, 69 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 15:01:34,174 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 15:01:34,182 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;@432dbf5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 15:01:34,182 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 15:01:34,185 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 43 states have internal predecessors, (55), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-01-09 15:01:34,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-01-09 15:01:34,193 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 15:01:34,193 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 15:01:34,194 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 15:01:34,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 15:01:34,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1232483971, now seen corresponding path program 1 times [2025-01-09 15:01:34,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 15:01:34,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [186447472] [2025-01-09 15:01:34,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 15:01:34,205 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 15:01:34,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 15:01:34,208 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 15:01:34,210 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 15:01:34,275 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-01-09 15:01:34,486 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-01-09 15:01:34,486 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 15:01:34,486 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 15:01:34,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 15:01:34,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 15:01:34,541 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2025-01-09 15:01:34,542 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 15:01:34,542 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 15:01:34,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [186447472] [2025-01-09 15:01:34,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [186447472] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 15:01:34,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 15:01:34,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 15:01:34,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688408391] [2025-01-09 15:01:34,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 15:01:34,548 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 15:01:34,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 15:01:34,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 15:01:34,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 15:01:34,563 INFO L87 Difference]: Start difference. First operand has 69 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 43 states have internal predecessors, (55), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-01-09 15:01:34,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 15:01:34,584 INFO L93 Difference]: Finished difference Result 132 states and 225 transitions. [2025-01-09 15:01:34,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 15:01:34,586 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 152 [2025-01-09 15:01:34,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 15:01:34,591 INFO L225 Difference]: With dead ends: 132 [2025-01-09 15:01:34,592 INFO L226 Difference]: Without dead ends: 66 [2025-01-09 15:01:34,595 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 15:01:34,597 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 15:01:34,598 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 15:01:34,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2025-01-09 15:01:34,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2025-01-09 15:01:34,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 40 states have (on average 1.25) internal successors, (50), 40 states have internal predecessors, (50), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-01-09 15:01:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 98 transitions. [2025-01-09 15:01:34,633 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 98 transitions. Word has length 152 [2025-01-09 15:01:34,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 15:01:34,637 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 98 transitions. [2025-01-09 15:01:34,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-01-09 15:01:34,637 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2025-01-09 15:01:34,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-01-09 15:01:34,643 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 15:01:34,643 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 15:01:34,653 INFO L552 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)] Ended with exit code 0 [2025-01-09 15:01:34,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /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 [2025-01-09 15:01:34,844 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 15:01:34,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 15:01:34,845 INFO L85 PathProgramCache]: Analyzing trace with hash -546025837, now seen corresponding path program 1 times [2025-01-09 15:01:34,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 15:01:34,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1889953830] [2025-01-09 15:01:34,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 15:01:34,847 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 15:01:34,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 15:01:34,849 INFO L229 MonitoredProcess]: Starting monitored process 3 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 15:01:34,851 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 (3)] Waiting until timeout for monitored process [2025-01-09 15:01:34,891 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-01-09 15:01:35,097 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-01-09 15:01:35,097 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 15:01:35,097 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 15:01:35,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 17 conjuncts are in the unsatisfiable core [2025-01-09 15:01:35,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 15:01:53,150 WARN L286 SmtUtils]: Spent 6.31s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-01-09 15:02:13,313 WARN L286 SmtUtils]: Spent 9.68s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)