./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9bdd014e884a70b0b39df741b298409f5ba90cb5237fddea23aa11bfd9a9946b --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 13:46:09,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 13:46:09,095 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 13:46:09,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 13:46:09,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 13:46:09,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 13:46:09,137 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 13:46:09,137 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 13:46:09,137 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 13:46:09,138 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 13:46:09,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 13:46:09,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 13:46:09,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 13:46:09,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 13:46:09,139 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 13:46:09,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 13:46:09,140 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 13:46:09,140 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 13:46:09,140 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 13:46:09,140 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 13:46:09,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 13:46:09,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 13:46:09,141 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 13:46:09,141 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 13:46:09,141 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 13:46:09,141 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 13:46:09,141 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 13:46:09,141 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 13:46:09,141 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 13:46:09,141 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:46:09,142 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:46:09,142 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:46:09,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:46:09,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 13:46:09,143 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:46:09,143 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:46:09,143 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:46:09,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:46:09,143 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 13:46:09,143 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 13:46:09,143 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 13:46:09,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 13:46:09,143 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 13:46:09,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 13:46:09,144 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 13:46:09,144 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 13:46:09,144 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 13:46:09,144 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 13:46:09,144 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bdd014e884a70b0b39df741b298409f5ba90cb5237fddea23aa11bfd9a9946b [2025-01-09 13:46:09,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 13:46:09,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 13:46:09,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 13:46:09,435 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 13:46:09,435 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 13:46:09,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i [2025-01-09 13:46:10,729 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c4a1061a2/0d2b555e92ad4e769872146afceb0403/FLAG785761bb6 [2025-01-09 13:46:11,008 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 13:46:11,009 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i [2025-01-09 13:46:11,019 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c4a1061a2/0d2b555e92ad4e769872146afceb0403/FLAG785761bb6 [2025-01-09 13:46:11,304 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c4a1061a2/0d2b555e92ad4e769872146afceb0403 [2025-01-09 13:46:11,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 13:46:11,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 13:46:11,310 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 13:46:11,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 13:46:11,315 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 13:46:11,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7820f423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11, skipping insertion in model container [2025-01-09 13:46:11,316 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,337 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 13:46:11,467 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i[915,928] [2025-01-09 13:46:11,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:46:11,530 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 13:46:11,538 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i[915,928] [2025-01-09 13:46:11,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:46:11,586 INFO L204 MainTranslator]: Completed translation [2025-01-09 13:46:11,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11 WrapperNode [2025-01-09 13:46:11,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 13:46:11,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 13:46:11,588 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 13:46:11,588 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 13:46:11,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,643 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 150 [2025-01-09 13:46:11,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 13:46:11,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 13:46:11,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 13:46:11,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 13:46:11,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,665 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,685 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 13:46:11,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,695 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,707 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,709 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 13:46:11,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 13:46:11,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 13:46:11,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 13:46:11,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (1/1) ... [2025-01-09 13:46:11,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:46:11,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:46:11,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 13:46:11,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 13:46:11,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 13:46:11,779 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 13:46:11,779 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 13:46:11,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 13:46:11,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 13:46:11,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 13:46:11,860 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 13:46:11,862 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 13:46:12,234 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-01-09 13:46:12,235 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 13:46:12,248 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 13:46:12,248 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 13:46:12,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:46:12 BoogieIcfgContainer [2025-01-09 13:46:12,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 13:46:12,251 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 13:46:12,251 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 13:46:12,256 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 13:46:12,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 01:46:11" (1/3) ... [2025-01-09 13:46:12,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cb2d199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:46:12, skipping insertion in model container [2025-01-09 13:46:12,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:11" (2/3) ... [2025-01-09 13:46:12,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cb2d199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:46:12, skipping insertion in model container [2025-01-09 13:46:12,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:46:12" (3/3) ... [2025-01-09 13:46:12,259 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-71.i [2025-01-09 13:46:12,273 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 13:46:12,275 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-71.i that has 2 procedures, 61 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 13:46:12,328 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 13:46:12,339 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;@3693537b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 13:46:12,339 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 13:46:12,343 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-01-09 13:46:12,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-01-09 13:46:12,356 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:46:12,357 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:46:12,357 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:46:12,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:46:12,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1897364000, now seen corresponding path program 1 times [2025-01-09 13:46:12,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 13:46:12,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052620928] [2025-01-09 13:46:12,369 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:46:12,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 13:46:12,462 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-01-09 13:46:12,486 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-01-09 13:46:12,491 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:46:12,491 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:46:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-01-09 13:46:12,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 13:46:12,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052620928] [2025-01-09 13:46:12,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052620928] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 13:46:12,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1619683615] [2025-01-09 13:46:12,694 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:46:12,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 13:46:12,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:46:12,698 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 13:46:12,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 13:46:12,786 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-01-09 13:46:12,902 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-01-09 13:46:12,902 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:46:12,902 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:46:12,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 13:46:12,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 13:46:12,946 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-01-09 13:46:12,948 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 13:46:12,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1619683615] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 13:46:12,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 13:46:12,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 13:46:12,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501280667] [2025-01-09 13:46:12,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 13:46:12,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 13:46:12,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 13:46:12,976 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 13:46:12,977 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 13:46:12,979 INFO L87 Difference]: Start difference. First operand has 61 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2025-01-09 13:46:13,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 13:46:13,002 INFO L93 Difference]: Finished difference Result 119 states and 200 transitions. [2025-01-09 13:46:13,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 13:46:13,004 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 133 [2025-01-09 13:46:13,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 13:46:13,008 INFO L225 Difference]: With dead ends: 119 [2025-01-09 13:46:13,009 INFO L226 Difference]: Without dead ends: 58 [2025-01-09 13:46:13,012 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 13:46:13,016 INFO L435 NwaCegarLoop]: 89 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, 89 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 13:46:13,017 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 13:46:13,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2025-01-09 13:46:13,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2025-01-09 13:46:13,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 35 states have internal predecessors, (44), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-01-09 13:46:13,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2025-01-09 13:46:13,050 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 133 [2025-01-09 13:46:13,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 13:46:13,051 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2025-01-09 13:46:13,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2025-01-09 13:46:13,051 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2025-01-09 13:46:13,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-01-09 13:46:13,054 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:46:13,054 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:46:13,062 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 13:46:13,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 13:46:13,259 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:46:13,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:46:13,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1823775646, now seen corresponding path program 1 times [2025-01-09 13:46:13,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 13:46:13,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171882720] [2025-01-09 13:46:13,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:46:13,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 13:46:13,286 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-01-09 13:46:13,467 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-01-09 13:46:13,467 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:46:13,467 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 13:46:13,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1052205425] [2025-01-09 13:46:13,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:46:13,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 13:46:13,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:46:13,482 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 13:46:13,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 13:46:13,570 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-01-09 13:46:13,662 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-01-09 13:46:13,663 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:46:13,663 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 13:46:13,663 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 13:46:13,689 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-01-09 13:46:13,721 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-01-09 13:46:13,722 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:46:13,722 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 13:46:13,811 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 13:46:13,811 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 13:46:13,812 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 13:46:13,823 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-09 13:46:14,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 13:46:14,017 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-01-09 13:46:14,123 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 13:46:14,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 01:46:14 BoogieIcfgContainer [2025-01-09 13:46:14,129 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 13:46:14,130 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 13:46:14,130 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 13:46:14,130 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 13:46:14,131 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:46:12" (3/4) ... [2025-01-09 13:46:14,133 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 13:46:14,134 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 13:46:14,134 INFO L158 Benchmark]: Toolchain (without parser) took 2825.69ms. Allocated memory is still 142.6MB. Free memory was 107.1MB in the beginning and 43.3MB in the end (delta: 63.8MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2025-01-09 13:46:14,134 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 13:46:14,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.36ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 92.8MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 13:46:14,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.64ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 90.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 13:46:14,135 INFO L158 Benchmark]: Boogie Preprocessor took 69.13ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 86.1MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 13:46:14,135 INFO L158 Benchmark]: RCFGBuilder took 529.40ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 66.8MB in the end (delta: 19.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-09 13:46:14,135 INFO L158 Benchmark]: TraceAbstraction took 1878.09ms. Allocated memory is still 142.6MB. Free memory was 66.0MB in the beginning and 43.4MB in the end (delta: 22.6MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2025-01-09 13:46:14,136 INFO L158 Benchmark]: Witness Printer took 3.74ms. Allocated memory is still 142.6MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 13:46:14,138 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 127.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.36ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 92.8MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.64ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 90.2MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.13ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 86.1MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 529.40ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 66.8MB in the end (delta: 19.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1878.09ms. Allocated memory is still 142.6MB. Free memory was 66.0MB in the beginning and 43.4MB in the end (delta: 22.6MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Witness Printer took 3.74ms. Allocated memory is still 142.6MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 80. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 32; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] signed char var_1_4 = -1; [L26] signed char var_1_5 = 4; [L27] unsigned short int var_1_9 = 35831; [L28] float var_1_10 = 1.875; [L29] float var_1_11 = 5.8; [L30] float var_1_12 = 2.375; [L31] float var_1_13 = 999999999999.75; [L32] signed short int var_1_14 = 32; [L33] signed short int var_1_15 = 25; [L34] signed short int var_1_16 = 23809; [L35] signed short int var_1_17 = 2; [L36] float var_1_18 = 499.25; [L37] signed long int var_1_19 = -4; [L38] unsigned short int var_1_20 = 10; [L39] unsigned short int var_1_21 = 16; [L40] signed char var_1_22 = -10; [L41] signed char var_1_23 = 25; [L42] float last_1_var_1_12 = 2.375; [L43] signed short int last_1_var_1_14 = 32; [L44] unsigned short int last_1_var_1_20 = 10; [L45] unsigned short int last_1_var_1_21 = 16; VAL [isInitial=0, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L135] isInitial = 1 [L136] FCALL initially() [L137] int k_loop; [L138] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L138] COND TRUE k_loop < 1 [L139] CALL updateLastVariables() [L125] last_1_var_1_12 = var_1_12 [L126] last_1_var_1_14 = var_1_14 [L127] last_1_var_1_20 = var_1_20 [L128] last_1_var_1_21 = var_1_21 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L139] RET updateLastVariables() [L140] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L93] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L93] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L94] var_1_3 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L95] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_4=-1, var_1_5=4, var_1_9=35831] [L96] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L96] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L97] var_1_4 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_4 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L98] RET assume_abort_if_not(var_1_4 >= -1) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L99] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L99] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=4, var_1_9=35831] [L100] var_1_5 = __VERIFIER_nondet_char() [L101] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L101] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L102] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [L102] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=35831] [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_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L104] RET assume_abort_if_not(var_1_9 >= 32767) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L105] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L105] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_11=29/5, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L106] var_1_11 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L107] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_13=3999999999999/4, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L108] var_1_13 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L109] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L110] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L110] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=25, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L111] var_1_15 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L112] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L113] CALL assume_abort_if_not(var_1_15 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L113] RET assume_abort_if_not(var_1_15 <= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=23809, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L114] var_1_16 = __VERIFIER_nondet_short() [L115] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L115] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L116] CALL assume_abort_if_not(var_1_16 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L116] RET assume_abort_if_not(var_1_16 <= 32766) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=2, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L117] var_1_17 = __VERIFIER_nondet_short() [L118] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L118] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L119] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L119] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=25, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L120] var_1_23 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L121] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L122] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L122] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L140] RET updateVariables() [L141] CALL step() [L49] signed long int stepLocal_0 = var_1_4 - var_1_5; VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L50] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L55] COND TRUE \read(var_1_3) [L56] var_1_1 = 32 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L61] unsigned short int stepLocal_2 = var_1_1; VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, stepLocal_2=32, var_1_10=15/8, var_1_12=19/8, var_1_14=32, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L62] COND FALSE !(! (var_1_5 < var_1_1)) [L69] var_1_14 = ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, stepLocal_2=32, var_1_10=15/8, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L71] var_1_10 = var_1_11 [L72] signed char stepLocal_1 = var_1_4; VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L73] COND FALSE !(last_1_var_1_12 >= ((var_1_11 / var_1_13) / 31.9f)) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=1997/4, var_1_19=-4, var_1_1=32, var_1_20=10, var_1_21=16, var_1_22=-10, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L80] var_1_18 = ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f))) [L81] var_1_20 = var_1_15 [L82] var_1_21 = var_1_5 [L83] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=-4, var_1_1=32, var_1_20=16383, var_1_21=0, var_1_22=-127, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L84] COND TRUE \read(var_1_3) [L85] var_1_19 = ((((var_1_17) > ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))))) ? (var_1_17) : ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21))))))) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, stepLocal_0=-1, stepLocal_1=-1, stepLocal_2=32, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=32766, var_1_1=32, var_1_20=16383, var_1_21=0, var_1_22=-127, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L141] RET step() [L142] CALL, EXPR property() [L131-L132] return ((((((((var_1_2 ? (((var_1_4 - var_1_5) > ((last_1_var_1_14 + last_1_var_1_20) * last_1_var_1_21)) ? (var_1_1 == ((unsigned short int) (var_1_9 - var_1_5))) : 1) : (var_1_3 ? (var_1_1 == ((unsigned short int) 32)) : (var_1_1 == ((unsigned short int) var_1_5)))) && (var_1_10 == ((float) var_1_11))) && ((last_1_var_1_12 >= ((var_1_11 / var_1_13) / 31.9f)) ? ((var_1_14 > var_1_4) ? (var_1_12 == ((float) var_1_11)) : (var_1_12 == ((float) var_1_11))) : 1)) && ((! (var_1_5 < var_1_1)) ? ((last_1_var_1_14 >= var_1_1) ? (var_1_14 == ((signed short int) (((((128) < (((((2) < (var_1_4)) ? (2) : (var_1_4))))) ? (128) : (((((2) < (var_1_4)) ? (2) : (var_1_4)))))) + var_1_5))) : (var_1_14 == ((signed short int) ((var_1_5 - var_1_15) + var_1_4)))) : (var_1_14 == ((signed short int) ((((((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) < ((var_1_15 - (var_1_16 - var_1_17)))) ? (((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5)))) : ((var_1_15 - (var_1_16 - var_1_17))))))))) && (var_1_18 == ((float) ((((((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) > (5.5f)) ? (((((255.5f) > (var_1_11)) ? (255.5f) : (var_1_11)))) : (5.5f)))))) && (var_1_3 ? (var_1_19 == ((signed long int) ((((var_1_17) > ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21)))))) ? (var_1_17) : ((((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9))) + ((((var_1_16) > (var_1_21)) ? (var_1_16) : (var_1_21))))))))) : (var_1_19 == ((signed long int) var_1_5)))) && (var_1_20 == ((unsigned short int) var_1_15))) && (var_1_21 == ((unsigned short int) var_1_5))) && (var_1_22 == ((signed char) var_1_23)) ; VAL [\result=0, isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=32766, var_1_1=32, var_1_20=16383, var_1_21=0, var_1_22=-127, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L142] RET, EXPR property() [L142] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=32766, var_1_1=32, var_1_20=16383, var_1_21=0, var_1_22=-127, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=19/8, last_1_var_1_14=32, last_1_var_1_20=10, last_1_var_1_21=16, var_1_10=2, var_1_11=2, var_1_12=19/8, var_1_14=0, var_1_15=16383, var_1_16=32766, var_1_17=16383, var_1_18=511/2, var_1_19=32766, var_1_1=32, var_1_20=16383, var_1_21=0, var_1_22=-127, var_1_23=-127, var_1_2=0, var_1_3=1, var_1_4=-1, var_1_5=0, var_1_9=-32769] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 21, 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, 89 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, 89 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred 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, 532 NumberOfCodeBlocks, 532 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 264 SizeOfPredicates, 0 NumberOfNonLiveVariables, 331 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1640/1680 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-01-09 13:46:14,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9bdd014e884a70b0b39df741b298409f5ba90cb5237fddea23aa11bfd9a9946b --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 13:46:16,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 13:46:16,525 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 13:46:16,535 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 13:46:16,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 13:46:16,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 13:46:16,579 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 13:46:16,579 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 13:46:16,579 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 13:46:16,580 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 13:46:16,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 13:46:16,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 13:46:16,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 13:46:16,580 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 13:46:16,580 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 13:46:16,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 13:46:16,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 13:46:16,580 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 13:46:16,581 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 13:46:16,584 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 13:46:16,584 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 13:46:16,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:46:16,585 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:46:16,585 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:46:16,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:46:16,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 13:46:16,586 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 13:46:16,586 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 13:46:16,586 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 13:46:16,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:46:16,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 13:46:16,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 13:46:16,586 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 13:46:16,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 13:46:16,586 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 13:46:16,587 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 13:46:16,587 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 13:46:16,587 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 13:46:16,587 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 13:46:16,588 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 13:46:16,588 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bdd014e884a70b0b39df741b298409f5ba90cb5237fddea23aa11bfd9a9946b [2025-01-09 13:46:16,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 13:46:16,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 13:46:16,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 13:46:16,887 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 13:46:16,887 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 13:46:16,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i [2025-01-09 13:46:18,268 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/736e8d870/1db5ca430e2647e596fdcc7c695562f0/FLAG67ab5ee68 [2025-01-09 13:46:18,483 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 13:46:18,484 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i [2025-01-09 13:46:18,495 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/736e8d870/1db5ca430e2647e596fdcc7c695562f0/FLAG67ab5ee68 [2025-01-09 13:46:18,515 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/736e8d870/1db5ca430e2647e596fdcc7c695562f0 [2025-01-09 13:46:18,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 13:46:18,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 13:46:18,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 13:46:18,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 13:46:18,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 13:46:18,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bdda539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18, skipping insertion in model container [2025-01-09 13:46:18,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,547 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 13:46:18,675 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i[915,928] [2025-01-09 13:46:18,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:46:18,771 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 13:46:18,783 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-71.i[915,928] [2025-01-09 13:46:18,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 13:46:18,854 INFO L204 MainTranslator]: Completed translation [2025-01-09 13:46:18,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18 WrapperNode [2025-01-09 13:46:18,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 13:46:18,857 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 13:46:18,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 13:46:18,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 13:46:18,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,909 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 144 [2025-01-09 13:46:18,910 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 13:46:18,911 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 13:46:18,914 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 13:46:18,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 13:46:18,921 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,923 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,939 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-01-09 13:46:18,939 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,939 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,949 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,953 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 13:46:18,960 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 13:46:18,960 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 13:46:18,960 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 13:46:18,961 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (1/1) ... [2025-01-09 13:46:18,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 13:46:18,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 13:46:18,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 13:46:19,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 13:46:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 13:46:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 13:46:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 13:46:19,024 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 13:46:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 13:46:19,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 13:46:19,116 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 13:46:19,118 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 13:46:26,519 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-01-09 13:46:26,519 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 13:46:26,527 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 13:46:26,527 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 13:46:26,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:46:26 BoogieIcfgContainer [2025-01-09 13:46:26,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 13:46:26,529 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 13:46:26,530 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 13:46:26,535 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 13:46:26,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 01:46:18" (1/3) ... [2025-01-09 13:46:26,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61429783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:46:26, skipping insertion in model container [2025-01-09 13:46:26,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 01:46:18" (2/3) ... [2025-01-09 13:46:26,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61429783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 01:46:26, skipping insertion in model container [2025-01-09 13:46:26,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 01:46:26" (3/3) ... [2025-01-09 13:46:26,537 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-71.i [2025-01-09 13:46:26,552 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 13:46:26,555 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-1loop_file-71.i that has 2 procedures, 61 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 13:46:26,609 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 13:46:26,620 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;@238c87f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 13:46:26,621 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 13:46:26,625 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-01-09 13:46:26,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-01-09 13:46:26,638 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:46:26,638 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:46:26,639 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:46:26,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:46:26,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1897364000, now seen corresponding path program 1 times [2025-01-09 13:46:26,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 13:46:26,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [415070368] [2025-01-09 13:46:26,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:46:26,654 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 13:46:26,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 13:46:26,657 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 13:46:26,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-01-09 13:46:26,769 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-01-09 13:46:27,115 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-01-09 13:46:27,115 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:46:27,115 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:46:27,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 13:46:27,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 13:46:27,193 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2025-01-09 13:46:27,196 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 13:46:27,197 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 13:46:27,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [415070368] [2025-01-09 13:46:27,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [415070368] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 13:46:27,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 13:46:27,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 13:46:27,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415945537] [2025-01-09 13:46:27,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 13:46:27,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 13:46:27,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 13:46:27,216 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 13:46:27,216 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 13:46:27,218 INFO L87 Difference]: Start difference. First operand has 61 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-01-09 13:46:27,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 13:46:27,237 INFO L93 Difference]: Finished difference Result 119 states and 200 transitions. [2025-01-09 13:46:27,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 13:46:27,239 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 133 [2025-01-09 13:46:27,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 13:46:27,243 INFO L225 Difference]: With dead ends: 119 [2025-01-09 13:46:27,243 INFO L226 Difference]: Without dead ends: 58 [2025-01-09 13:46:27,246 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 13:46:27,248 INFO L435 NwaCegarLoop]: 89 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, 89 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 13:46:27,248 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 13:46:27,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2025-01-09 13:46:27,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2025-01-09 13:46:27,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 35 states have internal predecessors, (44), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-01-09 13:46:27,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2025-01-09 13:46:27,283 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 133 [2025-01-09 13:46:27,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 13:46:27,283 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2025-01-09 13:46:27,283 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-01-09 13:46:27,283 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2025-01-09 13:46:27,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2025-01-09 13:46:27,290 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 13:46:27,290 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 13:46:27,300 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-01-09 13:46:27,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 13:46:27,491 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 13:46:27,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 13:46:27,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1823775646, now seen corresponding path program 1 times [2025-01-09 13:46:27,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 13:46:27,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [231671887] [2025-01-09 13:46:27,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 13:46:27,493 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 13:46:27,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 13:46:27,495 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 13:46:27,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-01-09 13:46:27,558 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 133 statements into 1 equivalence classes. [2025-01-09 13:46:27,932 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 133 of 133 statements. [2025-01-09 13:46:27,932 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 13:46:27,932 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 13:46:27,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-01-09 13:46:27,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 13:47:28,646 WARN L286 SmtUtils]: Spent 5.93s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)