./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.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 238938febf9540614aa82bd40df03c35fdebef583c6ca0f0e5f9f9a39b9451c5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 11:10:11,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 11:10:12,036 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-22 11:10:12,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 11:10:12,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 11:10:12,063 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 11:10:12,066 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 11:10:12,066 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 11:10:12,066 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 11:10:12,070 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 11:10:12,070 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 11:10:12,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 11:10:12,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 11:10:12,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 11:10:12,071 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 11:10:12,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 11:10:12,071 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 11:10:12,071 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 11:10:12,071 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 11:10:12,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 11:10:12,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 11:10:12,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 11:10:12,073 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 11:10:12,073 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 11:10:12,073 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 11:10:12,073 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 11:10:12,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 11:10:12,073 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 11:10:12,074 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 11:10:12,074 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 11:10:12,074 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 11:10:12,074 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 11:10:12,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 11:10:12,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 11:10:12,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 11:10:12,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 11:10:12,075 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 11:10:12,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 11:10:12,075 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 11:10:12,075 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 11:10:12,075 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 11:10:12,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 11:10:12,077 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 238938febf9540614aa82bd40df03c35fdebef583c6ca0f0e5f9f9a39b9451c5 [2024-11-22 11:10:12,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 11:10:12,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 11:10:12,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 11:10:12,339 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 11:10:12,339 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 11:10:12,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.i [2024-11-22 11:10:13,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 11:10:13,914 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 11:10:13,915 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.i [2024-11-22 11:10:13,924 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99b615f5a/134529e82ca147c3b2be5ba220c4de2b/FLAG30c9af143 [2024-11-22 11:10:13,941 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99b615f5a/134529e82ca147c3b2be5ba220c4de2b [2024-11-22 11:10:13,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 11:10:13,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 11:10:13,948 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 11:10:13,948 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 11:10:13,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 11:10:13,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:13" (1/1) ... [2024-11-22 11:10:13,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13620aeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:13, skipping insertion in model container [2024-11-22 11:10:13,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:13" (1/1) ... [2024-11-22 11:10:13,982 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 11:10:14,138 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.i[915,928] [2024-11-22 11:10:14,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 11:10:14,200 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 11:10:14,212 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.i[915,928] [2024-11-22 11:10:14,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 11:10:14,271 INFO L204 MainTranslator]: Completed translation [2024-11-22 11:10:14,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14 WrapperNode [2024-11-22 11:10:14,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 11:10:14,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 11:10:14,273 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 11:10:14,273 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 11:10:14,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,327 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2024-11-22 11:10:14,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 11:10:14,328 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 11:10:14,328 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 11:10:14,328 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 11:10:14,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,340 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,373 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]. [2024-11-22 11:10:14,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,393 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,426 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 11:10:14,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 11:10:14,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 11:10:14,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 11:10:14,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (1/1) ... [2024-11-22 11:10:14,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 11:10:14,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 11:10:14,464 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) [2024-11-22 11:10:14,467 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 [2024-11-22 11:10:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 11:10:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 11:10:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 11:10:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 11:10:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 11:10:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 11:10:14,557 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 11:10:14,559 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 11:10:14,948 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-22 11:10:14,948 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 11:10:14,968 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 11:10:14,974 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 11:10:14,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:14 BoogieIcfgContainer [2024-11-22 11:10:14,977 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 11:10:14,979 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 11:10:14,979 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 11:10:14,984 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 11:10:14,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:10:13" (1/3) ... [2024-11-22 11:10:14,988 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ccae4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:10:14, skipping insertion in model container [2024-11-22 11:10:14,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:14" (2/3) ... [2024-11-22 11:10:14,988 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ccae4da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:10:14, skipping insertion in model container [2024-11-22 11:10:14,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:14" (3/3) ... [2024-11-22 11:10:14,990 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-14.i [2024-11-22 11:10:15,012 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 11:10:15,016 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 11:10:15,125 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 11:10:15,139 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;@4c69f25a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 11:10:15,139 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 11:10:15,148 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-22 11:10:15,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-22 11:10:15,177 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 11:10:15,178 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 11:10:15,179 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 11:10:15,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 11:10:15,191 INFO L85 PathProgramCache]: Analyzing trace with hash 1581456758, now seen corresponding path program 1 times [2024-11-22 11:10:15,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 11:10:15,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992169716] [2024-11-22 11:10:15,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 11:10:15,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 11:10:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 11:10:15,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-22 11:10:15,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 11:10:15,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992169716] [2024-11-22 11:10:15,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992169716] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 11:10:15,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451102758] [2024-11-22 11:10:15,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 11:10:15,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 11:10:15,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 11:10:15,523 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) [2024-11-22 11:10:15,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-22 11:10:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 11:10:15,657 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 11:10:15,668 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 11:10:15,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-22 11:10:15,694 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 11:10:15,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451102758] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 11:10:15,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-22 11:10:15,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-22 11:10:15,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453013054] [2024-11-22 11:10:15,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 11:10:15,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 11:10:15,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 11:10:15,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 11:10:15,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 11:10:15,735 INFO L87 Difference]: Start difference. First operand has 65 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-22 11:10:15,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 11:10:15,759 INFO L93 Difference]: Finished difference Result 123 states and 217 transitions. [2024-11-22 11:10:15,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 11:10:15,761 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2024-11-22 11:10:15,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 11:10:15,767 INFO L225 Difference]: With dead ends: 123 [2024-11-22 11:10:15,767 INFO L226 Difference]: Without dead ends: 61 [2024-11-22 11:10:15,770 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 11:10:15,773 INFO L432 NwaCegarLoop]: 93 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, 93 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 [2024-11-22 11:10:15,773 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 11:10:15,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-22 11:10:15,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-11-22 11:10:15,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-22 11:10:15,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 93 transitions. [2024-11-22 11:10:15,810 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 93 transitions. Word has length 143 [2024-11-22 11:10:15,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 11:10:15,811 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 93 transitions. [2024-11-22 11:10:15,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-22 11:10:15,812 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2024-11-22 11:10:15,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-22 11:10:15,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 11:10:15,817 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 11:10:15,827 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-22 11:10:16,017 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 [2024-11-22 11:10:16,018 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 11:10:16,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 11:10:16,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1910702100, now seen corresponding path program 1 times [2024-11-22 11:10:16,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 11:10:16,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681985969] [2024-11-22 11:10:16,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 11:10:16,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 11:10:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 11:10:16,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1411873293] [2024-11-22 11:10:16,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 11:10:16,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 11:10:16,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 11:10:16,230 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) [2024-11-22 11:10:16,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-22 11:10:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 11:10:16,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-22 11:10:16,462 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 11:10:16,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 396 proven. 15 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2024-11-22 11:10:16,903 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-22 11:10:17,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 11:10:17,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681985969] [2024-11-22 11:10:17,086 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-22 11:10:17,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411873293] [2024-11-22 11:10:17,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411873293] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 11:10:17,087 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-22 11:10:17,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-11-22 11:10:17,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749048713] [2024-11-22 11:10:17,087 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-22 11:10:17,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-22 11:10:17,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 11:10:17,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-22 11:10:17,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2024-11-22 11:10:17,091 INFO L87 Difference]: Start difference. First operand 61 states and 93 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-22 11:10:18,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-22 11:10:18,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 11:10:18,987 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2024-11-22 11:10:18,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-22 11:10:18,991 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2024-11-22 11:10:18,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 11:10:18,994 INFO L225 Difference]: With dead ends: 215 [2024-11-22 11:10:18,996 INFO L226 Difference]: Without dead ends: 157 [2024-11-22 11:10:18,997 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-22 11:10:18,998 INFO L432 NwaCegarLoop]: 83 mSDtfsCounter, 91 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 370 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 370 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-22 11:10:18,999 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 403 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 370 Invalid, 1 Unknown, 0 Unchecked, 1.7s Time] [2024-11-22 11:10:19,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-22 11:10:19,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 147. [2024-11-22 11:10:19,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 81 states have (on average 1.2469135802469136) internal successors, (101), 82 states have internal predecessors, (101), 61 states have call successors, (61), 4 states have call predecessors, (61), 4 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61) [2024-11-22 11:10:19,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 223 transitions. [2024-11-22 11:10:19,034 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 223 transitions. Word has length 143 [2024-11-22 11:10:19,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 11:10:19,035 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 223 transitions. [2024-11-22 11:10:19,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-22 11:10:19,035 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 223 transitions. [2024-11-22 11:10:19,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-22 11:10:19,037 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 11:10:19,037 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 11:10:19,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-22 11:10:19,241 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 [2024-11-22 11:10:19,242 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 11:10:19,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 11:10:19,244 INFO L85 PathProgramCache]: Analyzing trace with hash 492288917, now seen corresponding path program 1 times [2024-11-22 11:10:19,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 11:10:19,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506763963] [2024-11-22 11:10:19,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 11:10:19,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 11:10:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-22 11:10:19,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [678138433] [2024-11-22 11:10:19,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 11:10:19,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 11:10:19,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 11:10:19,443 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 11:10:19,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-22 11:10:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 11:10:19,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-22 11:10:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-22 11:10:19,678 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-22 11:10:19,679 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-22 11:10:19,680 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-22 11:10:19,692 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-22 11:10:19,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 11:10:19,885 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-22 11:10:19,971 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-22 11:10:19,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:10:19 BoogieIcfgContainer [2024-11-22 11:10:19,978 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-22 11:10:19,978 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-22 11:10:19,978 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-22 11:10:19,978 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-22 11:10:19,979 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:14" (3/4) ... [2024-11-22 11:10:19,980 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-22 11:10:19,981 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-22 11:10:19,982 INFO L158 Benchmark]: Toolchain (without parser) took 6037.59ms. Allocated memory is still 216.0MB. Free memory was 149.4MB in the beginning and 140.6MB in the end (delta: 8.8MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-11-22 11:10:19,982 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 11:10:19,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.73ms. Allocated memory is still 216.0MB. Free memory was 149.2MB in the beginning and 133.3MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-22 11:10:19,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.69ms. Allocated memory is still 216.0MB. Free memory was 133.3MB in the beginning and 129.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-22 11:10:19,983 INFO L158 Benchmark]: Boogie Preprocessor took 106.53ms. Allocated memory is still 216.0MB. Free memory was 129.2MB in the beginning and 186.8MB in the end (delta: -57.6MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2024-11-22 11:10:19,983 INFO L158 Benchmark]: RCFGBuilder took 542.62ms. Allocated memory is still 216.0MB. Free memory was 186.8MB in the beginning and 162.8MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-22 11:10:19,984 INFO L158 Benchmark]: TraceAbstraction took 4998.82ms. Allocated memory is still 216.0MB. Free memory was 162.8MB in the beginning and 140.6MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-22 11:10:19,984 INFO L158 Benchmark]: Witness Printer took 3.47ms. Allocated memory is still 216.0MB. Free memory is still 140.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-22 11:10:19,985 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.73ms. Allocated memory is still 216.0MB. Free memory was 149.2MB in the beginning and 133.3MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.69ms. Allocated memory is still 216.0MB. Free memory was 133.3MB in the beginning and 129.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.53ms. Allocated memory is still 216.0MB. Free memory was 129.2MB in the beginning and 186.8MB in the end (delta: -57.6MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * RCFGBuilder took 542.62ms. Allocated memory is still 216.0MB. Free memory was 186.8MB in the beginning and 162.8MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4998.82ms. Allocated memory is still 216.0MB. Free memory was 162.8MB in the beginning and 140.6MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 3.47ms. Allocated memory is still 216.0MB. Free memory is still 140.6MB. 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 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 134. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -10; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_7 = 1; [L25] unsigned char var_1_8 = 0; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 1; [L28] unsigned long int var_1_11 = 16; [L29] signed short int var_1_12 = -32; [L30] unsigned char var_1_15 = 8; [L31] unsigned char var_1_17 = 100; [L32] unsigned char var_1_18 = 10; [L33] signed long int var_1_19 = 1; [L34] unsigned char var_1_20 = 5; [L35] float var_1_21 = 25.5; [L36] signed long int var_1_23 = -5; [L37] float var_1_24 = 1.125; [L38] float var_1_25 = 15.25; [L39] signed long int var_1_26 = 5; [L40] unsigned char var_1_28 = 16; [L41] unsigned char last_1_var_1_4 = 0; [L42] unsigned char last_1_var_1_15 = 8; [L43] signed long int last_1_var_1_19 = 1; [L44] float last_1_var_1_21 = 25.5; [L45] signed long int last_1_var_1_26 = 5; [L46] unsigned char last_1_var_1_28 = 16; VAL [isInitial=0, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L138] isInitial = 1 [L139] FCALL initially() [L140] COND TRUE 1 [L141] CALL updateLastVariables() [L126] last_1_var_1_4 = var_1_4 [L127] last_1_var_1_15 = var_1_15 [L128] last_1_var_1_19 = var_1_19 [L129] last_1_var_1_21 = var_1_21 [L130] last_1_var_1_26 = var_1_26 [L131] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L141] RET updateLastVariables() [L142] CALL updateVariables() [L90] var_1_7 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L91] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_8=0, var_1_9=0] [L92] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L92] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L93] var_1_8 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_9=0] [L94] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_9=0] [L95] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L95] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L96] var_1_9 = __VERIFIER_nondet_uchar() [L97] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L97] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L98] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L98] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L99] var_1_10 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L100] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L101] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L101] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L102] var_1_12 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L103] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L104] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L104] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L105] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L105] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L106] var_1_17 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L107] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L108] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L108] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L109] var_1_18 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L110] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L111] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L111] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L112] var_1_20 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L113] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L114] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L115] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L116] var_1_23 = __VERIFIER_nondet_long() [L117] CALL assume_abort_if_not(var_1_23 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L117] RET assume_abort_if_not(var_1_23 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_23 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L118] RET assume_abort_if_not(var_1_23 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L119] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L119] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L120] var_1_24 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L121] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L122] var_1_25 = __VERIFIER_nondet_float() [L123] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L123] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L142] RET updateVariables() [L143] CALL step() [L50] COND TRUE (last_1_var_1_28 / var_1_12) <= last_1_var_1_19 [L51] var_1_11 = ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L53] COND FALSE !(((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=16, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L60] var_1_1 = (var_1_15 + var_1_15) [L61] var_1_28 = var_1_17 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=16, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=5, var_1_28=-504, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L62] COND TRUE var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4) [L63] var_1_26 = (var_1_28 - var_1_20) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=16, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=-8, var_1_28=-504, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L67] COND FALSE !(((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=16, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=-8, var_1_28=-504, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L70] COND TRUE (var_1_21 + 9.999999999999994E14f) < (- var_1_21) [L71] var_1_4 = (var_1_7 && var_1_8) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=16, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=-8, var_1_28=-504, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L77] unsigned char stepLocal_1 = var_1_17; [L78] signed long int stepLocal_0 = var_1_15 % var_1_20; VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_0=8, stepLocal_1=-504, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=16, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=-8, var_1_28=-504, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L79] COND TRUE stepLocal_0 != var_1_1 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_1=-504, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=16, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=-8, var_1_28=-504, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L80] COND FALSE !(var_1_18 == stepLocal_1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=16, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=-8, var_1_28=-504, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L143] RET step() [L144] CALL, EXPR property() [L134-L135] return (((((((var_1_1 == ((signed long int) (var_1_15 + var_1_15))) && (((var_1_21 + 9.999999999999994E14f) < (- var_1_21)) ? (var_1_4 == ((unsigned char) (var_1_7 && var_1_8))) : (var_1_7 ? (var_1_4 == ((unsigned char) ((var_1_8 || var_1_9) && var_1_10))) : 1))) && (((last_1_var_1_28 / var_1_12) <= last_1_var_1_19) ? (var_1_11 == ((unsigned long int) ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))))) : 1)) && ((((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)) ? (last_1_var_1_4 ? (var_1_15 == ((unsigned char) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_15 == ((unsigned char) var_1_18))) : 1)) && (((var_1_15 % var_1_20) != var_1_1) ? ((var_1_18 == var_1_17) ? (var_1_4 ? (var_1_19 == ((signed long int) var_1_18)) : (var_1_19 == ((signed long int) var_1_26))) : 1) : 1)) && ((((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)) ? (var_1_21 == ((float) ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))))) : 1)) && ((var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4)) ? (var_1_26 == ((signed long int) (var_1_28 - var_1_20))) : (var_1_26 == ((signed long int) (var_1_20 - var_1_17))))) && (var_1_28 == ((unsigned char) var_1_17)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=16, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=-8, var_1_28=-504, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=16, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=-8, var_1_28=-504, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=-504, var_1_18=7, var_1_19=1, var_1_1=16, var_1_20=16, var_1_21=51/2, var_1_23=-9, var_1_26=-8, var_1_28=-504, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 121 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 91 mSDsluCounter, 496 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 320 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 370 IncrementalHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 176 mSDtfsCounter, 370 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 336 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=2, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 860 NumberOfCodeBlocks, 860 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 426 ConstructedInterpolants, 1 QuantifiedInterpolants, 998 SizeOfPredicates, 4 NumberOfNonLiveVariables, 686 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2977/3036 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-22 11:10:20,014 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.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 238938febf9540614aa82bd40df03c35fdebef583c6ca0f0e5f9f9a39b9451c5 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 11:10:22,116 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 11:10:22,171 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-22 11:10:22,183 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 11:10:22,184 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 11:10:22,214 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 11:10:22,215 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 11:10:22,216 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 11:10:22,216 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 11:10:22,216 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 11:10:22,217 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 11:10:22,217 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 11:10:22,217 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 11:10:22,217 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 11:10:22,218 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 11:10:22,218 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 11:10:22,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 11:10:22,222 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-22 11:10:22,222 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-22 11:10:22,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 11:10:22,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 11:10:22,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 11:10:22,223 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 11:10:22,224 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-22 11:10:22,225 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-22 11:10:22,225 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 11:10:22,225 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-22 11:10:22,225 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-22 11:10:22,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 11:10:22,226 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 11:10:22,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 11:10:22,226 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 11:10:22,226 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 11:10:22,226 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 11:10:22,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 11:10:22,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 11:10:22,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 11:10:22,227 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 11:10:22,227 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-22 11:10:22,227 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-22 11:10:22,228 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 11:10:22,229 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 11:10:22,229 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 11:10:22,229 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 11:10:22,229 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 238938febf9540614aa82bd40df03c35fdebef583c6ca0f0e5f9f9a39b9451c5 [2024-11-22 11:10:22,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 11:10:22,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 11:10:22,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 11:10:22,548 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 11:10:22,550 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 11:10:22,551 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.i [2024-11-22 11:10:24,123 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 11:10:24,312 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 11:10:24,314 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.i [2024-11-22 11:10:24,325 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e76f0fd51/f47c5dc98eed4211a504d5ae7e4155ac/FLAG52c936c4c [2024-11-22 11:10:24,340 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e76f0fd51/f47c5dc98eed4211a504d5ae7e4155ac [2024-11-22 11:10:24,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 11:10:24,344 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 11:10:24,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 11:10:24,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 11:10:24,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 11:10:24,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,354 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60fa7c6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24, skipping insertion in model container [2024-11-22 11:10:24,354 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 11:10:24,538 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.i[915,928] [2024-11-22 11:10:24,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 11:10:24,620 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 11:10:24,650 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-14.i[915,928] [2024-11-22 11:10:24,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 11:10:24,700 INFO L204 MainTranslator]: Completed translation [2024-11-22 11:10:24,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24 WrapperNode [2024-11-22 11:10:24,701 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 11:10:24,702 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 11:10:24,702 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 11:10:24,702 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 11:10:24,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,745 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145 [2024-11-22 11:10:24,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 11:10:24,745 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 11:10:24,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 11:10:24,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 11:10:24,760 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,764 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,780 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]. [2024-11-22 11:10:24,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 11:10:24,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 11:10:24,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 11:10:24,800 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 11:10:24,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (1/1) ... [2024-11-22 11:10:24,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 11:10:24,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 11:10:24,828 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) [2024-11-22 11:10:24,830 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 [2024-11-22 11:10:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 11:10:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-22 11:10:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 11:10:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 11:10:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 11:10:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 11:10:24,917 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 11:10:24,919 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 11:10:33,825 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-22 11:10:33,826 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 11:10:33,841 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 11:10:33,841 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 11:10:33,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:33 BoogieIcfgContainer [2024-11-22 11:10:33,841 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 11:10:33,843 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 11:10:33,847 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 11:10:33,849 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 11:10:33,849 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:10:24" (1/3) ... [2024-11-22 11:10:33,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5efc6d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:10:33, skipping insertion in model container [2024-11-22 11:10:33,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:24" (2/3) ... [2024-11-22 11:10:33,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5efc6d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:10:33, skipping insertion in model container [2024-11-22 11:10:33,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:33" (3/3) ... [2024-11-22 11:10:33,855 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-14.i [2024-11-22 11:10:33,878 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 11:10:33,878 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 11:10:33,955 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 11:10:33,961 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;@57ef2def, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 11:10:33,962 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 11:10:33,968 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-22 11:10:33,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-22 11:10:33,989 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 11:10:33,989 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 11:10:33,989 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 11:10:33,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 11:10:33,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1581456758, now seen corresponding path program 1 times [2024-11-22 11:10:34,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 11:10:34,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1102926936] [2024-11-22 11:10:34,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 11:10:34,010 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 [2024-11-22 11:10:34,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 11:10:34,012 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) [2024-11-22 11:10:34,013 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 [2024-11-22 11:10:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 11:10:34,348 INFO L255 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-22 11:10:34,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 11:10:34,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-22 11:10:34,383 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 11:10:34,383 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-22 11:10:34,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1102926936] [2024-11-22 11:10:34,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1102926936] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 11:10:34,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 11:10:34,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 11:10:34,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980578274] [2024-11-22 11:10:34,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 11:10:34,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-22 11:10:34,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-22 11:10:34,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-22 11:10:34,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 11:10:34,405 INFO L87 Difference]: Start difference. First operand has 65 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-22 11:10:34,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 11:10:34,424 INFO L93 Difference]: Finished difference Result 123 states and 217 transitions. [2024-11-22 11:10:34,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-22 11:10:34,425 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2024-11-22 11:10:34,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 11:10:34,430 INFO L225 Difference]: With dead ends: 123 [2024-11-22 11:10:34,430 INFO L226 Difference]: Without dead ends: 61 [2024-11-22 11:10:34,433 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-22 11:10:34,435 INFO L432 NwaCegarLoop]: 93 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, 93 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 [2024-11-22 11:10:34,435 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-22 11:10:34,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-22 11:10:34,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-11-22 11:10:34,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-22 11:10:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 93 transitions. [2024-11-22 11:10:34,482 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 93 transitions. Word has length 143 [2024-11-22 11:10:34,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 11:10:34,483 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 93 transitions. [2024-11-22 11:10:34,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-22 11:10:34,483 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2024-11-22 11:10:34,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-22 11:10:34,485 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 11:10:34,485 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 11:10:34,498 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-11-22 11:10:34,693 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 [2024-11-22 11:10:34,694 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 11:10:34,695 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 11:10:34,695 INFO L85 PathProgramCache]: Analyzing trace with hash -1910702100, now seen corresponding path program 1 times [2024-11-22 11:10:34,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 11:10:34,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1926420680] [2024-11-22 11:10:34,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 11:10:34,697 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 [2024-11-22 11:10:34,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 11:10:34,700 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) [2024-11-22 11:10:34,701 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 [2024-11-22 11:10:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 11:10:35,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-22 11:10:35,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 11:10:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-22 11:10:37,550 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-22 11:10:37,550 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-22 11:10:37,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1926420680] [2024-11-22 11:10:37,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1926420680] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 11:10:37,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 11:10:37,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-22 11:10:37,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806795762] [2024-11-22 11:10:37,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 11:10:37,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 11:10:37,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-22 11:10:37,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 11:10:37,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 11:10:37,553 INFO L87 Difference]: Start difference. First operand 61 states and 93 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-22 11:10:38,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-22 11:10:40,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-22 11:10:45,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-22 11:10:46,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-22 11:10:48,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-22 11:10:48,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 11:10:48,717 INFO L93 Difference]: Finished difference Result 177 states and 273 transitions. [2024-11-22 11:10:48,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 11:10:48,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 143 [2024-11-22 11:10:48,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 11:10:48,752 INFO L225 Difference]: With dead ends: 177 [2024-11-22 11:10:48,752 INFO L226 Difference]: Without dead ends: 119 [2024-11-22 11:10:48,753 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 11:10:48,754 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 21 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2024-11-22 11:10:48,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 180 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 11.1s Time] [2024-11-22 11:10:48,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-22 11:10:48,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 117. [2024-11-22 11:10:48,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 68 states have (on average 1.3088235294117647) internal successors, (89), 68 states have internal predecessors, (89), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-22 11:10:48,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 181 transitions. [2024-11-22 11:10:48,775 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 181 transitions. Word has length 143 [2024-11-22 11:10:48,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 11:10:48,775 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 181 transitions. [2024-11-22 11:10:48,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-22 11:10:48,776 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 181 transitions. [2024-11-22 11:10:48,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-22 11:10:48,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 11:10:48,778 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 11:10:48,793 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 (3)] Ended with exit code 0 [2024-11-22 11:10:48,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /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 [2024-11-22 11:10:48,979 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 11:10:48,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 11:10:48,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1101355474, now seen corresponding path program 1 times [2024-11-22 11:10:48,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-22 11:10:48,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1808367800] [2024-11-22 11:10:48,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 11:10:48,980 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 [2024-11-22 11:10:48,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-22 11:10:48,987 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2024-11-22 11:10:48,988 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 (4)] Waiting until timeout for monitored process [2024-11-22 11:10:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 11:10:49,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-22 11:10:49,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-22 11:11:05,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-22 11:11:05,636 INFO L311 TraceCheckSpWp]: Computing backward predicates...