./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b4e34a6b56e884bd43501c26a2ebafb8fbb643f7bc7913ac6068f61fcddb00f9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:18:11,966 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:18:12,015 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-16 23:18:12,021 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:18:12,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:18:12,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:18:12,036 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:18:12,036 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:18:12,037 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:18:12,037 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:18:12,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:18:12,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:18:12,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:18:12,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:18:12,037 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:18:12,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:18:12,037 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:18:12,038 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:18:12,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:18:12,038 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:18:12,039 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:18:12,039 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-16 23:18:12,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-16 23:18:12,039 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:18:12,039 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:18:12,039 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:18:12,039 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:18:12,039 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4e34a6b56e884bd43501c26a2ebafb8fbb643f7bc7913ac6068f61fcddb00f9 [2025-03-16 23:18:12,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:18:12,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:18:12,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:18:12,264 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:18:12,264 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:18:12,265 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i [2025-03-16 23:18:13,404 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/620c5b41f/8892bccbc5c849ba8bf8330fd27af553/FLAGd2dfb13c1 [2025-03-16 23:18:13,629 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:18:13,630 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i [2025-03-16 23:18:13,639 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/620c5b41f/8892bccbc5c849ba8bf8330fd27af553/FLAGd2dfb13c1 [2025-03-16 23:18:13,965 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/620c5b41f/8892bccbc5c849ba8bf8330fd27af553 [2025-03-16 23:18:13,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:18:13,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:18:13,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:18:13,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:18:13,973 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:18:13,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:18:13" (1/1) ... [2025-03-16 23:18:13,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@700a7597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:13, skipping insertion in model container [2025-03-16 23:18:13,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:18:13" (1/1) ... [2025-03-16 23:18:13,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:18:14,071 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i[916,929] [2025-03-16 23:18:14,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:18:14,113 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:18:14,121 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i[916,929] [2025-03-16 23:18:14,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:18:14,162 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:18:14,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14 WrapperNode [2025-03-16 23:18:14,162 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:18:14,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:18:14,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:18:14,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:18:14,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,212 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2025-03-16 23:18:14,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:18:14,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:18:14,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:18:14,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:18:14,223 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,227 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,246 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-16 23:18:14,247 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,260 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,262 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:18:14,270 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:18:14,270 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:18:14,270 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:18:14,273 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (1/1) ... [2025-03-16 23:18:14,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:18:14,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:18:14,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-16 23:18:14,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-16 23:18:14,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:18:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:18:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:18:14,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-16 23:18:14,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:18:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:18:14,383 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:18:14,384 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:18:14,613 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L142: havoc property_#t~bitwise21#1;havoc property_#t~short22#1; [2025-03-16 23:18:14,645 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-16 23:18:14,646 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:18:14,658 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:18:14,658 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:18:14,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:18:14 BoogieIcfgContainer [2025-03-16 23:18:14,658 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:18:14,660 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:18:14,660 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:18:14,663 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:18:14,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:18:13" (1/3) ... [2025-03-16 23:18:14,664 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a23d66d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:18:14, skipping insertion in model container [2025-03-16 23:18:14,664 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:14" (2/3) ... [2025-03-16 23:18:14,665 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a23d66d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:18:14, skipping insertion in model container [2025-03-16 23:18:14,665 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:18:14" (3/3) ... [2025-03-16 23:18:14,666 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-3.i [2025-03-16 23:18:14,676 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:18:14,678 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-3.i that has 2 procedures, 87 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:18:14,715 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:18:14,725 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;@546c927e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:18:14,725 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:18:14,730 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:18:14,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2025-03-16 23:18:14,738 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:18:14,739 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:18:14,739 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:18:14,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:18:14,744 INFO L85 PathProgramCache]: Analyzing trace with hash 422229401, now seen corresponding path program 1 times [2025-03-16 23:18:14,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:18:14,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849653742] [2025-03-16 23:18:14,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:18:14,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:18:14,813 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-16 23:18:14,831 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-16 23:18:14,832 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:18:14,832 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:18:14,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-16 23:18:14,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 23:18:14,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849653742] [2025-03-16 23:18:14,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849653742] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 23:18:14,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093504214] [2025-03-16 23:18:14,958 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:18:14,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:18:14,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:18:14,963 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-16 23:18:14,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-16 23:18:15,042 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-16 23:18:15,094 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-16 23:18:15,094 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:18:15,094 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:18:15,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:18:15,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:18:15,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-16 23:18:15,149 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:18:15,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093504214] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:18:15,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-16 23:18:15,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-16 23:18:15,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713436667] [2025-03-16 23:18:15,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:18:15,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:18:15,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 23:18:15,164 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:18:15,165 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:18:15,166 INFO L87 Difference]: Start difference. First operand has 87 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:18:15,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:18:15,194 INFO L93 Difference]: Finished difference Result 171 states and 302 transitions. [2025-03-16 23:18:15,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:18:15,196 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 175 [2025-03-16 23:18:15,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:18:15,200 INFO L225 Difference]: With dead ends: 171 [2025-03-16 23:18:15,200 INFO L226 Difference]: Without dead ends: 85 [2025-03-16 23:18:15,202 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:18:15,204 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 23:18:15,204 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:18:15,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2025-03-16 23:18:15,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2025-03-16 23:18:15,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 55 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:18:15,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 134 transitions. [2025-03-16 23:18:15,230 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 134 transitions. Word has length 175 [2025-03-16 23:18:15,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:18:15,231 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 134 transitions. [2025-03-16 23:18:15,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:18:15,231 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 134 transitions. [2025-03-16 23:18:15,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2025-03-16 23:18:15,233 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:18:15,233 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:18:15,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-16 23:18:15,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-16 23:18:15,434 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:18:15,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:18:15,435 INFO L85 PathProgramCache]: Analyzing trace with hash 795181145, now seen corresponding path program 1 times [2025-03-16 23:18:15,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:18:15,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597763188] [2025-03-16 23:18:15,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:18:15,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:18:15,454 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-16 23:18:15,559 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-16 23:18:15,560 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:18:15,560 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-16 23:18:15,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1801906086] [2025-03-16 23:18:15,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:18:15,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:18:15,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:18:15,571 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-16 23:18:15,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-16 23:18:15,630 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-16 23:18:15,678 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-16 23:18:15,678 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:18:15,678 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:18:15,678 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-16 23:18:15,699 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 175 statements into 1 equivalence classes. [2025-03-16 23:18:15,719 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 175 of 175 statements. [2025-03-16 23:18:15,719 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:18:15,719 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:18:15,793 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-16 23:18:15,793 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-16 23:18:15,794 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-16 23:18:15,802 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-16 23:18:15,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-16 23:18:15,998 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-16 23:18:16,065 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-16 23:18:16,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 11:18:16 BoogieIcfgContainer [2025-03-16 23:18:16,067 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-16 23:18:16,068 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-16 23:18:16,068 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-16 23:18:16,068 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-16 23:18:16,070 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:18:14" (3/4) ... [2025-03-16 23:18:16,072 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-16 23:18:16,072 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-16 23:18:16,073 INFO L158 Benchmark]: Toolchain (without parser) took 2104.08ms. Allocated memory is still 167.8MB. Free memory was 128.7MB in the beginning and 66.2MB in the end (delta: 62.5MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2025-03-16 23:18:16,073 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:18:16,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 192.93ms. Allocated memory is still 167.8MB. Free memory was 128.7MB in the beginning and 114.6MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-16 23:18:16,074 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.58ms. Allocated memory is still 167.8MB. Free memory was 114.6MB in the beginning and 111.3MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:18:16,074 INFO L158 Benchmark]: Boogie Preprocessor took 56.07ms. Allocated memory is still 167.8MB. Free memory was 111.3MB in the beginning and 107.2MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-16 23:18:16,075 INFO L158 Benchmark]: IcfgBuilder took 388.50ms. Allocated memory is still 167.8MB. Free memory was 107.2MB in the beginning and 83.0MB in the end (delta: 24.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-16 23:18:16,075 INFO L158 Benchmark]: TraceAbstraction took 1407.17ms. Allocated memory is still 167.8MB. Free memory was 82.4MB in the beginning and 66.2MB in the end (delta: 16.2MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2025-03-16 23:18:16,075 INFO L158 Benchmark]: Witness Printer took 4.17ms. Allocated memory is still 167.8MB. Free memory was 66.2MB in the beginning and 66.2MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:18:16,076 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 125.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 192.93ms. Allocated memory is still 167.8MB. Free memory was 128.7MB in the beginning and 114.6MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.58ms. Allocated memory is still 167.8MB. Free memory was 114.6MB in the beginning and 111.3MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.07ms. Allocated memory is still 167.8MB. Free memory was 111.3MB in the beginning and 107.2MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 388.50ms. Allocated memory is still 167.8MB. Free memory was 107.2MB in the beginning and 83.0MB in the end (delta: 24.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1407.17ms. Allocated memory is still 167.8MB. Free memory was 82.4MB in the beginning and 66.2MB in the end (delta: 16.2MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Witness Printer took 4.17ms. Allocated memory is still 167.8MB. Free memory was 66.2MB in the beginning and 66.2MB in the end (delta: 50.8kB). 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 95, overapproximation of someBinaryFLOATComparisonOperation at line 142, overapproximation of someBinaryFLOATComparisonOperation at line 48, overapproximation of someBinaryFLOATComparisonOperation at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 71, overapproximation of someBinaryDOUBLEComparisonOperation at line 142, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 122, overapproximation of someBinaryDOUBLEComparisonOperation at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 125. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -64; [L23] float var_1_2 = 128.2; [L24] unsigned char var_1_3 = 1; [L25] float var_1_4 = 32.32; [L26] signed char var_1_5 = -32; [L27] unsigned short int var_1_6 = 256; [L28] signed long int var_1_7 = -10; [L29] signed long int var_1_8 = -16; [L30] unsigned short int var_1_9 = 32; [L31] unsigned long int var_1_10 = 256; [L32] double var_1_11 = 256.6; [L33] double var_1_12 = 8.2; [L34] signed char var_1_13 = 16; [L35] signed char var_1_14 = 10; [L36] double var_1_15 = 199.125; [L37] double var_1_16 = 9.4; [L38] double var_1_17 = 9999999999999.6; [L39] signed short int var_1_18 = 10; [L40] signed long int var_1_19 = -128; [L41] unsigned char var_1_20 = 32; [L42] unsigned char var_1_21 = 128; [L43] unsigned char var_1_22 = 64; [L44] unsigned long int var_1_23 = 64; [L146] isInitial = 1 [L147] FCALL initially() [L148] COND TRUE 1 [L149] FCALL updateLastVariables() [L150] CALL updateVariables() [L94] var_1_2 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=1, var_1_4=808/25, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=1, var_1_4=808/25, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L95] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=1, var_1_4=808/25, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L96] var_1_3 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_4=808/25, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_4=808/25, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L97] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_4=808/25, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L98] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_4=808/25, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_4=808/25, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L98] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_4=808/25, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L99] var_1_4 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L100] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=-32, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L101] var_1_5 = __VERIFIER_nondet_char() [L102] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L102] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L103] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L103] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=-10, var_1_8=-16, var_1_9=32] [L104] var_1_7 = __VERIFIER_nondet_long() [L105] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-16, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-16, var_1_9=32] [L105] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-16, var_1_9=32] [L106] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-16, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-16, var_1_9=32] [L106] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-16, var_1_9=32] [L107] var_1_8 = __VERIFIER_nondet_long() [L108] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=32] [L108] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=32] [L109] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=32] [L109] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=32] [L110] var_1_9 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65] [L111] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65] [L112] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L112] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, var_1_10=256, var_1_11=1283/5, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L113] var_1_11 = __VERIFIER_nondet_double() [L114] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L114] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=16, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L115] var_1_13 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L116] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L117] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L117] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=10, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L118] var_1_14 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L119] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L120] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L120] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_15=1593/8, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L121] var_1_15 = __VERIFIER_nondet_double() [L122] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L122] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L123] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L123] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_16=47/5, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L124] var_1_16 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L125] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=10, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L126] var_1_18 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L127] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L128] CALL assume_abort_if_not(var_1_18 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L128] RET assume_abort_if_not(var_1_18 <= 32767) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=-128, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L129] var_1_19 = __VERIFIER_nondet_long() [L130] CALL assume_abort_if_not(var_1_19 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L130] RET assume_abort_if_not(var_1_19 >= -2147483648) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L131] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L131] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=128, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L132] var_1_21 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L133] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L134] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L134] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=64, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L135] var_1_22 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L136] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L137] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L137] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L150] RET updateVariables() [L151] CALL step() [L48] COND FALSE !(99999.8f < var_1_2) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L59] COND FALSE !(\read(var_1_3)) VAL [isInitial=1, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L64] signed char stepLocal_0 = var_1_1; VAL [isInitial=1, stepLocal_0=-64, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L65] EXPR var_1_7 ^ var_1_9 VAL [isInitial=1, stepLocal_0=-64, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L65] COND FALSE !(stepLocal_0 <= ((var_1_7 ^ var_1_9) + var_1_8)) [L70] unsigned char stepLocal_1 = var_1_3; VAL [isInitial=1, stepLocal_1=0, var_1_10=256, var_1_12=41/5, var_1_13=0, var_1_14=119, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L71] COND FALSE !((var_1_2 <= var_1_11) || stepLocal_1) [L76] var_1_12 = var_1_16 VAL [isInitial=1, var_1_10=256, var_1_12=2, var_1_13=0, var_1_14=119, var_1_16=2, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L78] COND FALSE !((((((var_1_14 - var_1_18)) < (var_1_5)) ? ((var_1_14 - var_1_18)) : (var_1_5))) < var_1_19) VAL [isInitial=1, var_1_10=256, var_1_12=2, var_1_13=0, var_1_14=119, var_1_16=2, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L83] signed long int stepLocal_2 = var_1_5 * var_1_13; VAL [isInitial=1, stepLocal_2=0, var_1_10=256, var_1_12=2, var_1_13=0, var_1_14=119, var_1_16=2, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=32, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L84] COND TRUE stepLocal_2 > var_1_1 [L85] var_1_20 = ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))) VAL [isInitial=1, var_1_10=256, var_1_12=2, var_1_13=0, var_1_14=119, var_1_16=2, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=8, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L87] COND FALSE !((var_1_17 + var_1_4) <= var_1_2) VAL [isInitial=1, var_1_10=256, var_1_12=2, var_1_13=0, var_1_14=119, var_1_16=2, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=8, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L151] RET step() [L152] CALL, EXPR property() [L142] EXPR (((99999.8f < var_1_2) ? ((! var_1_3) ? ((var_1_2 >= (var_1_4 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((var_1_1 + (var_1_5 + var_1_7)) >= var_1_8) ? (var_1_6 == ((unsigned short int) var_1_9)) : 1) : 1)) && ((var_1_1 <= ((var_1_7 ^ var_1_9) + var_1_8)) ? ((var_1_11 == var_1_4) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1) VAL [isInitial=1, var_1_10=256, var_1_12=2, var_1_13=0, var_1_14=119, var_1_16=2, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=8, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L142-L143] return (((((((99999.8f < var_1_2) ? ((! var_1_3) ? ((var_1_2 >= (var_1_4 / 2.5f)) ? (var_1_3 ? (var_1_1 == ((signed char) var_1_5)) : (var_1_1 == ((signed char) var_1_5))) : 1) : 1) : 1) && (var_1_3 ? (((var_1_1 + (var_1_5 + var_1_7)) >= var_1_8) ? (var_1_6 == ((unsigned short int) var_1_9)) : 1) : 1)) && ((var_1_1 <= ((var_1_7 ^ var_1_9) + var_1_8)) ? ((var_1_11 == var_1_4) ? (var_1_10 == ((unsigned long int) 0u)) : 1) : 1)) && (((var_1_2 <= var_1_11) || var_1_3) ? (((var_1_4 / var_1_15) > 25.25) ? (var_1_12 == ((double) 128.5)) : 1) : (var_1_12 == ((double) var_1_16)))) && (((((((var_1_14 - var_1_18)) < (var_1_5)) ? ((var_1_14 - var_1_18)) : (var_1_5))) < var_1_19) ? (var_1_3 ? (var_1_17 == ((double) 128.1)) : 1) : 1)) && (((var_1_5 * var_1_13) > var_1_1) ? (var_1_20 == ((unsigned char) ((((((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) < 0 ) ? -(((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))) : (((((var_1_21 - var_1_14)) > ((var_1_22 + 8))) ? ((var_1_21 - var_1_14)) : ((var_1_22 + 8)))))))) : 1)) && (((var_1_17 + var_1_4) <= var_1_2) ? ((var_1_8 >= var_1_7) ? (var_1_23 == ((unsigned long int) var_1_9)) : 1) : 1) ; [L152] RET, EXPR property() [L152] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=256, var_1_12=2, var_1_13=0, var_1_14=119, var_1_16=2, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=8, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=256, var_1_12=2, var_1_13=0, var_1_14=119, var_1_16=2, var_1_17=49999999999998/5, var_1_18=0, var_1_19=0, var_1_1=-64, var_1_20=8, var_1_21=127, var_1_22=0, var_1_23=64, var_1_3=0, var_1_5=0, var_1_6=256, var_1_7=0, var_1_8=-65, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 87 locations, 166 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 28, 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, 132 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 132 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 700 NumberOfCodeBlocks, 700 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 348 ConstructedInterpolants, 0 QuantifiedInterpolants, 348 SizeOfPredicates, 0 NumberOfNonLiveVariables, 384 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2970/3024 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-16 23:18:16,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b4e34a6b56e884bd43501c26a2ebafb8fbb643f7bc7913ac6068f61fcddb00f9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:18:17,847 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:18:17,921 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-16 23:18:17,925 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:18:17,925 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:18:17,938 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:18:17,939 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:18:17,939 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:18:17,939 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:18:17,940 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:18:17,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:18:17,940 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:18:17,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:18:17,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:18:17,940 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:18:17,940 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:18:17,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:18:17,940 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:18:17,941 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:18:17,941 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:18:17,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:18:17,941 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:18:17,941 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:18:17,941 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-16 23:18:17,941 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-16 23:18:17,941 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-16 23:18:17,941 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:18:17,941 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:18:17,942 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:18:17,942 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:18:17,942 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:18:17,942 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:18:17,942 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:18:17,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:18:17,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:18:17,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:18:17,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:18:17,942 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:18:17,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:18:17,942 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-16 23:18:17,943 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-16 23:18:17,943 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:18:17,943 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:18:17,943 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:18:17,943 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:18:17,943 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4e34a6b56e884bd43501c26a2ebafb8fbb643f7bc7913ac6068f61fcddb00f9 [2025-03-16 23:18:18,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:18:18,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:18:18,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:18:18,175 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:18:18,175 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:18:18,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i [2025-03-16 23:18:19,334 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4d88dbc7/c6710566aaa440efa589db8704432dc8/FLAG345d51bbb [2025-03-16 23:18:19,495 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:18:19,497 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i [2025-03-16 23:18:19,505 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4d88dbc7/c6710566aaa440efa589db8704432dc8/FLAG345d51bbb [2025-03-16 23:18:19,523 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4d88dbc7/c6710566aaa440efa589db8704432dc8 [2025-03-16 23:18:19,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:18:19,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:18:19,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:18:19,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:18:19,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:18:19,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58273122 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19, skipping insertion in model container [2025-03-16 23:18:19,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,550 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:18:19,662 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i[916,929] [2025-03-16 23:18:19,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:18:19,730 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:18:19,738 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-3.i[916,929] [2025-03-16 23:18:19,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:18:19,768 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:18:19,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19 WrapperNode [2025-03-16 23:18:19,770 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:18:19,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:18:19,771 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:18:19,771 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:18:19,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,797 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 157 [2025-03-16 23:18:19,797 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:18:19,798 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:18:19,798 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:18:19,798 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:18:19,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,805 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,813 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-16 23:18:19,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,813 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,820 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,820 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,822 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,829 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:18:19,829 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:18:19,829 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:18:19,829 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:18:19,830 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (1/1) ... [2025-03-16 23:18:19,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:18:19,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:18:19,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-16 23:18:19,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-16 23:18:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:18:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-16 23:18:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:18:19,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:18:19,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:18:19,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:18:19,938 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:18:19,940 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:18:36,281 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-16 23:18:36,282 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:18:36,289 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:18:36,289 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:18:36,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:18:36 BoogieIcfgContainer [2025-03-16 23:18:36,290 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:18:36,292 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:18:36,292 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:18:36,296 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:18:36,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:18:19" (1/3) ... [2025-03-16 23:18:36,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@738c8131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:18:36, skipping insertion in model container [2025-03-16 23:18:36,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:18:19" (2/3) ... [2025-03-16 23:18:36,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@738c8131 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:18:36, skipping insertion in model container [2025-03-16 23:18:36,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:18:36" (3/3) ... [2025-03-16 23:18:36,298 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-3.i [2025-03-16 23:18:36,307 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:18:36,308 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-3.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:18:36,351 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:18:36,358 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;@5fbfc300, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:18:36,358 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:18:36,361 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 44 states have (on average 1.4318181818181819) internal successors, (63), 45 states have internal predecessors, (63), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:18:36,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-16 23:18:36,381 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:18:36,381 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:18:36,381 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:18:36,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:18:36,385 INFO L85 PathProgramCache]: Analyzing trace with hash 767057217, now seen corresponding path program 1 times [2025-03-16 23:18:36,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:18:36,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [485253501] [2025-03-16 23:18:36,392 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:18:36,392 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-16 23:18:36,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:18:36,394 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-16 23:18:36,395 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-16 23:18:36,449 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-16 23:18:37,197 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-16 23:18:37,198 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:18:37,198 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:18:37,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:18:37,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:18:37,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2025-03-16 23:18:37,266 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:18:37,266 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-16 23:18:37,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [485253501] [2025-03-16 23:18:37,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [485253501] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:18:37,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 23:18:37,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-16 23:18:37,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173286852] [2025-03-16 23:18:37,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:18:37,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:18:37,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-16 23:18:37,283 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:18:37,283 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:18:37,285 INFO L87 Difference]: Start difference. First operand has 75 states, 44 states have (on average 1.4318181818181819) internal successors, (63), 45 states have internal predecessors, (63), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:18:37,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:18:37,308 INFO L93 Difference]: Finished difference Result 147 states and 264 transitions. [2025-03-16 23:18:37,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:18:37,310 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 171 [2025-03-16 23:18:37,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:18:37,316 INFO L225 Difference]: With dead ends: 147 [2025-03-16 23:18:37,316 INFO L226 Difference]: Without dead ends: 73 [2025-03-16 23:18:37,320 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:18:37,324 INFO L435 NwaCegarLoop]: 115 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, 115 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 23:18:37,326 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:18:37,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2025-03-16 23:18:37,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2025-03-16 23:18:37,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 43 states have (on average 1.372093023255814) internal successors, (59), 43 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:18:37,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 115 transitions. [2025-03-16 23:18:37,364 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 115 transitions. Word has length 171 [2025-03-16 23:18:37,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:18:37,365 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 115 transitions. [2025-03-16 23:18:37,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:18:37,366 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 115 transitions. [2025-03-16 23:18:37,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2025-03-16 23:18:37,370 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:18:37,370 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:18:37,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-16 23:18:37,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-16 23:18:37,575 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:18:37,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:18:37,576 INFO L85 PathProgramCache]: Analyzing trace with hash 8816641, now seen corresponding path program 1 times [2025-03-16 23:18:37,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:18:37,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1068637468] [2025-03-16 23:18:37,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:18:37,577 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-16 23:18:37,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:18:37,579 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-16 23:18:37,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-16 23:18:37,648 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 171 statements into 1 equivalence classes. [2025-03-16 23:18:38,489 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 171 of 171 statements. [2025-03-16 23:18:38,489 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:18:38,489 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:18:38,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 18 conjuncts are in the unsatisfiable core [2025-03-16 23:18:38,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:19:52,541 WARN L286 SmtUtils]: Spent 10.29s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)