./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c49a6b068a2bef4c36342974b13f5dc9676aee1d1d0200f2c13cf49460b5247 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 03:49:43,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 03:49:43,426 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-17 03:49:43,432 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 03:49:43,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 03:49:43,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 03:49:43,454 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 03:49:43,454 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 03:49:43,454 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 03:49:43,454 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 03:49:43,454 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 03:49:43,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 03:49:43,455 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 03:49:43,456 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 03:49:43,456 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 03:49:43,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 03:49:43,457 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 03:49:43,457 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 03:49:43,457 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 03:49:43,458 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 03:49:43,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 03:49:43,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 03:49:43,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 03:49:43,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 03:49:43,458 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 03:49:43,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 03:49:43,458 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 03:49:43,458 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 03:49:43,459 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 03:49:43,459 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 03:49:43,459 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 03:49:43,459 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 03:49:43,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:49:43,460 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 03:49:43,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 03:49:43,460 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 03:49:43,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 03:49:43,460 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 03:49:43,460 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 03:49:43,460 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 03:49:43,460 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 03:49:43,460 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 03:49:43,460 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 03:49:43,461 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c49a6b068a2bef4c36342974b13f5dc9676aee1d1d0200f2c13cf49460b5247 [2025-03-17 03:49:43,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 03:49:43,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 03:49:43,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 03:49:43,707 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 03:49:43,708 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 03:49:43,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i [2025-03-17 03:49:44,943 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37e8a0ce3/511dbaa5fe234492931c3556455b4c88/FLAGf81322b6d [2025-03-17 03:49:45,202 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 03:49:45,204 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i [2025-03-17 03:49:45,211 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37e8a0ce3/511dbaa5fe234492931c3556455b4c88/FLAGf81322b6d [2025-03-17 03:49:45,227 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37e8a0ce3/511dbaa5fe234492931c3556455b4c88 [2025-03-17 03:49:45,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 03:49:45,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 03:49:45,239 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 03:49:45,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 03:49:45,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 03:49:45,245 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@660fd5c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45, skipping insertion in model container [2025-03-17 03:49:45,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,264 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 03:49:45,374 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i[915,928] [2025-03-17 03:49:45,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:49:45,449 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 03:49:45,456 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i[915,928] [2025-03-17 03:49:45,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:49:45,509 INFO L204 MainTranslator]: Completed translation [2025-03-17 03:49:45,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45 WrapperNode [2025-03-17 03:49:45,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 03:49:45,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 03:49:45,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 03:49:45,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 03:49:45,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,560 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2025-03-17 03:49:45,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 03:49:45,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 03:49:45,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 03:49:45,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 03:49:45,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,570 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,591 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-17 03:49:45,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,600 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 03:49:45,607 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 03:49:45,607 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 03:49:45,607 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 03:49:45,608 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (1/1) ... [2025-03-17 03:49:45,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:49:45,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:49:45,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 03:49:45,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 03:49:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 03:49:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 03:49:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 03:49:45,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 03:49:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 03:49:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 03:49:45,764 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 03:49:45,766 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 03:49:46,027 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-17 03:49:46,028 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 03:49:46,040 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 03:49:46,040 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 03:49:46,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:49:46 BoogieIcfgContainer [2025-03-17 03:49:46,041 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 03:49:46,043 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 03:49:46,043 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 03:49:46,047 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 03:49:46,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 03:49:45" (1/3) ... [2025-03-17 03:49:46,048 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624f82df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:49:46, skipping insertion in model container [2025-03-17 03:49:46,049 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:45" (2/3) ... [2025-03-17 03:49:46,049 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624f82df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:49:46, skipping insertion in model container [2025-03-17 03:49:46,049 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:49:46" (3/3) ... [2025-03-17 03:49:46,050 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-36.i [2025-03-17 03:49:46,063 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 03:49:46,064 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-36.i that has 2 procedures, 67 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 03:49:46,111 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 03:49:46,120 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;@5824aae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 03:49:46,120 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 03:49:46,125 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 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) [2025-03-17 03:49:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-17 03:49:46,136 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:49:46,136 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] [2025-03-17 03:49:46,137 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:49:46,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:49:46,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1129581094, now seen corresponding path program 1 times [2025-03-17 03:49:46,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:49:46,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995785753] [2025-03-17 03:49:46,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:49:46,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:49:46,249 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-17 03:49:46,270 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-17 03:49:46,271 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:49:46,271 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:49:46,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-03-17 03:49:46,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 03:49:46,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995785753] [2025-03-17 03:49:46,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995785753] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 03:49:46,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1438400969] [2025-03-17 03:49:46,426 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:49:46,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 03:49:46,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:49:46,430 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 03:49:46,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 03:49:46,549 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-17 03:49:46,615 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-17 03:49:46,615 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:49:46,615 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:49:46,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 03:49:46,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:49:46,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-03-17 03:49:46,659 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 03:49:46,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1438400969] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 03:49:46,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 03:49:46,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 03:49:46,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363937698] [2025-03-17 03:49:46,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 03:49:46,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 03:49:46,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 03:49:46,683 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 03:49:46,684 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:49:46,685 INFO L87 Difference]: Start difference. First operand has 67 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 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 17.5) internal successors, (35), 2 states have internal predecessors, (35), 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) [2025-03-17 03:49:46,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:49:46,708 INFO L93 Difference]: Finished difference Result 133 states and 231 transitions. [2025-03-17 03:49:46,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 03:49:46,710 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 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 150 [2025-03-17 03:49:46,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:49:46,715 INFO L225 Difference]: With dead ends: 133 [2025-03-17 03:49:46,716 INFO L226 Difference]: Without dead ends: 65 [2025-03-17 03:49:46,720 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 [2025-03-17 03:49:46,723 INFO L435 NwaCegarLoop]: 102 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, 102 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 03:49:46,725 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 03:49:46,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2025-03-17 03:49:46,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2025-03-17 03:49:46,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 39 states have internal predecessors, (52), 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) [2025-03-17 03:49:46,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 100 transitions. [2025-03-17 03:49:46,767 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 100 transitions. Word has length 150 [2025-03-17 03:49:46,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:49:46,767 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 100 transitions. [2025-03-17 03:49:46,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 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) [2025-03-17 03:49:46,768 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2025-03-17 03:49:46,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-17 03:49:46,771 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:49:46,771 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] [2025-03-17 03:49:46,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-17 03:49:46,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-17 03:49:46,976 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:49:46,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:49:46,977 INFO L85 PathProgramCache]: Analyzing trace with hash 475603742, now seen corresponding path program 1 times [2025-03-17 03:49:46,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 03:49:46,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731174] [2025-03-17 03:49:46,977 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:49:46,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 03:49:47,004 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-17 03:49:47,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-17 03:49:47,184 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:49:47,184 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-17 03:49:47,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [368832731] [2025-03-17 03:49:47,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:49:47,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 03:49:47,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:49:47,192 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-17 03:49:47,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-17 03:49:47,266 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-17 03:49:47,412 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-17 03:49:47,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:49:47,412 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 03:49:47,412 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 03:49:47,437 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-17 03:49:47,467 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-17 03:49:47,467 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:49:47,467 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 03:49:47,545 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 03:49:47,546 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 03:49:47,547 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-17 03:49:47,556 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-17 03:49:47,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-17 03:49:47,752 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-17 03:49:47,874 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 03:49:47,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 03:49:47 BoogieIcfgContainer [2025-03-17 03:49:47,878 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 03:49:47,879 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 03:49:47,879 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 03:49:47,879 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 03:49:47,880 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:49:46" (3/4) ... [2025-03-17 03:49:47,882 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 03:49:47,882 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 03:49:47,883 INFO L158 Benchmark]: Toolchain (without parser) took 2648.10ms. Allocated memory is still 142.6MB. Free memory was 112.2MB in the beginning and 108.5MB in the end (delta: 3.7MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2025-03-17 03:49:47,883 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:49:47,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.50ms. Allocated memory is still 142.6MB. Free memory was 112.2MB in the beginning and 97.5MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 03:49:47,884 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.26ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 94.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:49:47,885 INFO L158 Benchmark]: Boogie Preprocessor took 45.24ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 90.1MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 03:49:47,885 INFO L158 Benchmark]: IcfgBuilder took 434.29ms. Allocated memory is still 142.6MB. Free memory was 90.1MB in the beginning and 69.2MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 03:49:47,885 INFO L158 Benchmark]: TraceAbstraction took 1835.23ms. Allocated memory is still 142.6MB. Free memory was 68.7MB in the beginning and 108.5MB in the end (delta: -39.8MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2025-03-17 03:49:47,885 INFO L158 Benchmark]: Witness Printer took 3.46ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 108.5MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 03:49:47,886 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.50ms. Allocated memory is still 142.6MB. Free memory was 112.2MB in the beginning and 97.5MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.26ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 94.5MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.24ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 90.1MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 434.29ms. Allocated memory is still 142.6MB. Free memory was 90.1MB in the beginning and 69.2MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1835.23ms. Allocated memory is still 142.6MB. Free memory was 68.7MB in the beginning and 108.5MB in the end (delta: -39.8MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. * Witness Printer took 3.46ms. Allocated memory is still 142.6MB. Free memory was 108.5MB in the beginning and 108.5MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 51, overapproximation of someBinaryArithmeticDOUBLEoperation at line 55, overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 55, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 65, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.75; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 9.6; [L25] double var_1_4 = 7.625; [L26] double var_1_5 = 1.5; [L27] double var_1_6 = 63.17; [L28] double var_1_7 = 15.5; [L29] unsigned short int var_1_8 = 4; [L30] unsigned short int var_1_9 = 45624; [L31] unsigned short int var_1_10 = 39447; [L32] unsigned short int var_1_11 = 10; [L33] double var_1_12 = 255.5; [L34] double var_1_13 = 0.0; [L35] double var_1_14 = 127.5; [L36] float var_1_15 = 8.2; [L37] float var_1_16 = 2.8; [L38] signed short int var_1_17 = 8; [L39] double var_1_18 = 24.8; [L40] signed short int var_1_19 = -256; [L41] signed short int var_1_20 = 8; [L42] signed short int var_1_21 = 16; [L43] unsigned short int var_1_22 = 2; [L44] unsigned short int var_1_24 = 16; [L45] unsigned char var_1_25 = 0; [L46] unsigned short int last_1_var_1_22 = 2; [L138] isInitial = 1 [L139] FCALL initially() [L140] int k_loop; [L141] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L141] COND TRUE k_loop < 1 [L142] CALL updateLastVariables() [L131] last_1_var_1_22 = var_1_22 [L142] RET updateLastVariables() [L143] CALL updateVariables() [L90] var_1_2 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L91] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L92] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L92] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_3=48/5, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L93] var_1_3 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L94] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_4=61/8, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L95] var_1_4 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L96] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_5=3/2, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L97] var_1_5 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L98] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_6=6317/100, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L99] var_1_6 = __VERIFIER_nondet_double() [L100] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L100] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_7=31/2, var_1_8=4, var_1_9=45624] [L101] var_1_7 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=45624] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=45624] [L102] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=45624] [L103] var_1_9 = __VERIFIER_nondet_ushort() [L104] CALL assume_abort_if_not(var_1_9 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L104] RET assume_abort_if_not(var_1_9 >= 32767) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L105] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L105] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=39447, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L106] var_1_10 = __VERIFIER_nondet_ushort() [L107] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L107] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L108] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L108] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=10, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L109] var_1_11 = __VERIFIER_nondet_ushort() [L110] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L110] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L111] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L111] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_13=0, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L112] var_1_13 = __VERIFIER_nondet_double() [L113] CALL assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L113] RET assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_18=124/5, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L114] var_1_18 = __VERIFIER_nondet_double() [L115] CALL assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L115] RET assume_abort_if_not((var_1_18 >= -922337.2036854776000e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854776000e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L116] CALL assume_abort_if_not(var_1_18 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L116] RET assume_abort_if_not(var_1_18 != 0.0F) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-256, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L117] var_1_19 = __VERIFIER_nondet_short() [L118] CALL assume_abort_if_not(var_1_19 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L118] RET assume_abort_if_not(var_1_19 >= -32767) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L119] CALL assume_abort_if_not(var_1_19 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L119] RET assume_abort_if_not(var_1_19 <= 32766) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=8, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L120] var_1_20 = __VERIFIER_nondet_short() [L121] CALL assume_abort_if_not(var_1_20 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L121] RET assume_abort_if_not(var_1_20 >= -1) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L122] CALL assume_abort_if_not(var_1_20 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L122] RET assume_abort_if_not(var_1_20 <= 32766) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=16, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L123] var_1_21 = __VERIFIER_nondet_short() [L124] CALL assume_abort_if_not(var_1_21 >= -32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L124] RET assume_abort_if_not(var_1_21 >= -32766) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L125] CALL assume_abort_if_not(var_1_21 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L125] RET assume_abort_if_not(var_1_21 <= 32766) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=0, var_1_2=1, var_1_8=4, var_1_9=32767] [L126] var_1_25 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_2=1, var_1_8=4, var_1_9=32767] [L127] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_2=1, var_1_8=4, var_1_9=32767] [L128] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_8=4, var_1_9=32767] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_8=4, var_1_9=32767] [L128] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=35/4, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_8=4, var_1_9=32767] [L143] RET updateVariables() [L144] CALL step() [L50] COND TRUE \read(var_1_2) [L51] var_1_1 = (((((((((var_1_3 - var_1_4)) > (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))) ? ((var_1_3 - var_1_4)) : (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))))) < (var_1_7)) ? ((((((var_1_3 - var_1_4)) > (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))) ? ((var_1_3 - var_1_4)) : (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))))) : (var_1_7))) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=4, var_1_9=32767] [L53] var_1_8 = (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=511/2, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] [L54] COND TRUE \read(var_1_2) [L55] var_1_12 = (((((var_1_3 - (var_1_13 - 128.68))) < (var_1_7)) ? ((var_1_3 - (var_1_13 - 128.68))) : (var_1_7))) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=3, var_1_14=255/2, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] [L57] var_1_14 = var_1_6 VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] [L58] COND FALSE !(var_1_13 >= var_1_14) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=14/5, var_1_17=8, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] [L65] COND TRUE var_1_3 <= var_1_4 [L66] var_1_16 = ((((var_1_6) < (var_1_4)) ? (var_1_6) : (var_1_4))) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=8, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] [L68] unsigned short int stepLocal_0 = var_1_11; VAL [isInitial=1, last_1_var_1_22=2, stepLocal_0=-98305, var_1_10=32769, var_1_11=-98305, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=8, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] [L69] COND FALSE !(var_1_7 >= (var_1_5 / ((((var_1_13) < (var_1_18)) ? (var_1_13) : (var_1_18))))) [L78] var_1_17 = var_1_21 VAL [isInitial=1, last_1_var_1_22=2, stepLocal_0=-98305, var_1_10=32769, var_1_11=-98305, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=-32766, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=2, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] [L80] COND TRUE (var_1_11 + var_1_20) <= ((var_1_21 * last_1_var_1_22) * var_1_19) [L81] var_1_22 = (((((var_1_9 - var_1_11)) > (var_1_10)) ? ((var_1_9 - var_1_11)) : (var_1_10))) VAL [isInitial=1, last_1_var_1_22=2, stepLocal_0=-98305, var_1_10=32769, var_1_11=-98305, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=-32766, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=32769, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] [L83] COND FALSE !(var_1_9 < var_1_11) VAL [isInitial=1, last_1_var_1_22=2, stepLocal_0=-98305, var_1_10=32769, var_1_11=-98305, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=-32766, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=32769, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] [L144] RET step() [L145] CALL, EXPR property() [L134-L135] return ((((((((var_1_2 ? (var_1_1 == ((double) (((((((((var_1_3 - var_1_4)) > (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))) ? ((var_1_3 - var_1_4)) : (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))))) < (var_1_7)) ? ((((((var_1_3 - var_1_4)) > (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))) ? ((var_1_3 - var_1_4)) : (((((var_1_5) < (var_1_6)) ? (var_1_5) : (var_1_6))))))) : (var_1_7))))) : 1) && (var_1_8 == ((unsigned short int) (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11)))) && (var_1_2 ? (var_1_12 == ((double) (((((var_1_3 - (var_1_13 - 128.68))) < (var_1_7)) ? ((var_1_3 - (var_1_13 - 128.68))) : (var_1_7))))) : 1)) && (var_1_14 == ((double) var_1_6))) && ((var_1_13 >= var_1_14) ? (var_1_2 ? ((var_1_8 == var_1_11) ? (var_1_15 == ((float) 10.975f)) : 1) : 1) : 1)) && ((var_1_3 <= var_1_4) ? (var_1_16 == ((float) ((((var_1_6) < (var_1_4)) ? (var_1_6) : (var_1_4))))) : 1)) && ((var_1_7 >= (var_1_5 / ((((var_1_13) < (var_1_18)) ? (var_1_13) : (var_1_18))))) ? (((var_1_10 + var_1_9) <= var_1_11) ? (var_1_2 ? (var_1_17 == ((signed short int) var_1_19)) : 1) : (var_1_17 == ((signed short int) (var_1_20 - ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))))) : (var_1_17 == ((signed short int) var_1_21)))) && (((var_1_11 + var_1_20) <= ((var_1_21 * last_1_var_1_22) * var_1_19)) ? (var_1_22 == ((unsigned short int) (((((var_1_9 - var_1_11)) > (var_1_10)) ? ((var_1_9 - var_1_11)) : (var_1_10))))) : 1)) && ((var_1_9 < var_1_11) ? ((var_1_2 || var_1_25) ? (var_1_24 == ((unsigned short int) 128)) : 1) : 1) ; [L145] RET, EXPR property() [L145] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=-32766, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=32769, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] [L19] reach_error() VAL [isInitial=1, last_1_var_1_22=2, var_1_10=32769, var_1_11=-98305, var_1_12=3, var_1_14=4, var_1_15=41/5, var_1_16=4, var_1_17=-32766, var_1_19=-32767, var_1_1=2, var_1_20=-1, var_1_21=-32766, var_1_22=32769, var_1_24=16, var_1_25=1, var_1_2=1, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=0, var_1_8=0, var_1_9=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 128 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 102 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, 102 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 600 NumberOfCodeBlocks, 600 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 298 ConstructedInterpolants, 0 QuantifiedInterpolants, 298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 348 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 [2025-03-17 03:49:47,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9c49a6b068a2bef4c36342974b13f5dc9676aee1d1d0200f2c13cf49460b5247 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 03:49:50,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 03:49:50,179 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-17 03:49:50,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 03:49:50,185 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 03:49:50,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 03:49:50,206 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 03:49:50,206 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 03:49:50,206 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 03:49:50,206 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 03:49:50,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 03:49:50,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 03:49:50,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 03:49:50,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 03:49:50,212 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 03:49:50,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 03:49:50,212 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 03:49:50,212 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 03:49:50,212 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 03:49:50,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 03:49:50,213 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:49:50,213 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-17 03:49:50,213 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 03:49:50,214 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 03:49:50,214 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 03:49:50,214 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 03:49:50,214 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c49a6b068a2bef4c36342974b13f5dc9676aee1d1d0200f2c13cf49460b5247 [2025-03-17 03:49:50,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 03:49:50,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 03:49:50,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 03:49:50,542 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 03:49:50,542 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 03:49:50,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i [2025-03-17 03:49:51,795 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d9ac2017/7d8c2eb97a8c47f1bb016094cb27c245/FLAGfd8ee65e2 [2025-03-17 03:49:52,060 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 03:49:52,061 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i [2025-03-17 03:49:52,073 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d9ac2017/7d8c2eb97a8c47f1bb016094cb27c245/FLAGfd8ee65e2 [2025-03-17 03:49:52,095 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d9ac2017/7d8c2eb97a8c47f1bb016094cb27c245 [2025-03-17 03:49:52,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 03:49:52,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 03:49:52,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 03:49:52,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 03:49:52,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 03:49:52,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a98cc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52, skipping insertion in model container [2025-03-17 03:49:52,107 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,132 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 03:49:52,286 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i[915,928] [2025-03-17 03:49:52,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:49:52,363 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 03:49:52,373 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-36.i[915,928] [2025-03-17 03:49:52,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 03:49:52,416 INFO L204 MainTranslator]: Completed translation [2025-03-17 03:49:52,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52 WrapperNode [2025-03-17 03:49:52,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 03:49:52,419 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 03:49:52,419 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 03:49:52,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 03:49:52,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,465 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 155 [2025-03-17 03:49:52,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 03:49:52,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 03:49:52,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 03:49:52,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 03:49:52,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,491 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,502 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-17 03:49:52,503 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,503 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,515 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,516 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,523 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 03:49:52,530 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 03:49:52,530 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 03:49:52,530 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 03:49:52,531 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (1/1) ... [2025-03-17 03:49:52,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 03:49:52,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 03:49:52,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-17 03:49:52,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-17 03:49:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 03:49:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-17 03:49:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 03:49:52,590 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 03:49:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 03:49:52,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 03:49:52,665 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 03:49:52,668 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 03:50:07,507 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-17 03:50:07,508 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 03:50:07,516 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 03:50:07,516 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 03:50:07,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:50:07 BoogieIcfgContainer [2025-03-17 03:50:07,517 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 03:50:07,519 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 03:50:07,519 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 03:50:07,523 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 03:50:07,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 03:49:52" (1/3) ... [2025-03-17 03:50:07,524 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e149ec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:50:07, skipping insertion in model container [2025-03-17 03:50:07,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 03:49:52" (2/3) ... [2025-03-17 03:50:07,524 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e149ec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 03:50:07, skipping insertion in model container [2025-03-17 03:50:07,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 03:50:07" (3/3) ... [2025-03-17 03:50:07,525 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-36.i [2025-03-17 03:50:07,542 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 03:50:07,544 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-36.i that has 2 procedures, 67 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 03:50:07,589 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 03:50:07,600 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;@ad5c749, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 03:50:07,600 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 03:50:07,604 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 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) [2025-03-17 03:50:07,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-17 03:50:07,614 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:50:07,614 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] [2025-03-17 03:50:07,615 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:50:07,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:50:07,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1129581094, now seen corresponding path program 1 times [2025-03-17 03:50:07,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 03:50:07,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [840141322] [2025-03-17 03:50:07,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:50:07,629 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 03:50:07,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 03:50:07,632 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 03:50:07,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-17 03:50:07,722 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-17 03:50:08,671 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-17 03:50:08,671 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:50:08,671 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:50:08,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 03:50:08,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 03:50:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2025-03-17 03:50:08,759 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 03:50:08,759 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 03:50:08,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [840141322] [2025-03-17 03:50:08,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [840141322] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 03:50:08,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 03:50:08,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 03:50:08,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101063824] [2025-03-17 03:50:08,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 03:50:08,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 03:50:08,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 03:50:08,795 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 03:50:08,796 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:50:08,797 INFO L87 Difference]: Start difference. First operand has 67 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 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), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-03-17 03:50:08,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 03:50:08,829 INFO L93 Difference]: Finished difference Result 133 states and 231 transitions. [2025-03-17 03:50:08,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 03:50:08,830 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), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 150 [2025-03-17 03:50:08,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 03:50:08,843 INFO L225 Difference]: With dead ends: 133 [2025-03-17 03:50:08,843 INFO L226 Difference]: Without dead ends: 65 [2025-03-17 03:50:08,846 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 03:50:08,852 INFO L435 NwaCegarLoop]: 102 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, 102 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 03:50:08,852 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 03:50:08,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2025-03-17 03:50:08,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2025-03-17 03:50:08,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 39 states have internal predecessors, (52), 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) [2025-03-17 03:50:08,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 100 transitions. [2025-03-17 03:50:08,898 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 100 transitions. Word has length 150 [2025-03-17 03:50:08,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 03:50:08,898 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 100 transitions. [2025-03-17 03:50:08,899 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), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-03-17 03:50:08,899 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2025-03-17 03:50:08,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-17 03:50:08,902 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 03:50:08,903 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] [2025-03-17 03:50:08,941 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-17 03:50:09,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 03:50:09,104 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 03:50:09,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 03:50:09,104 INFO L85 PathProgramCache]: Analyzing trace with hash 475603742, now seen corresponding path program 1 times [2025-03-17 03:50:09,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 03:50:09,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390663402] [2025-03-17 03:50:09,105 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 03:50:09,105 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-17 03:50:09,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 03:50:09,107 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-17 03:50:09,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-17 03:50:09,154 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-17 03:50:10,112 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-17 03:50:10,112 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 03:50:10,112 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 03:50:10,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-03-17 03:50:10,161 INFO L279 TraceCheckSpWp]: Computing forward predicates...