./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.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 16869c7bcc9d57976c37e211199b445527f71fa5796db6fd4758ef43cb31d88a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 09:49:52,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 09:49:52,520 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 09:49:52,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 09:49:52,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 09:49:52,553 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 09:49:52,556 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 09:49:52,556 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 09:49:52,557 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 09:49:52,557 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 09:49:52,557 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 09:49:52,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 09:49:52,558 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 09:49:52,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 09:49:52,560 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 09:49:52,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 09:49:52,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 09:49:52,561 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 09:49:52,561 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 09:49:52,561 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 09:49:52,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 09:49:52,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 09:49:52,565 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 09:49:52,565 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 09:49:52,565 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 09:49:52,565 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 09:49:52,565 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 09:49:52,565 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 09:49:52,566 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 09:49:52,566 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 09:49:52,566 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 09:49:52,566 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 09:49:52,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 09:49:52,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 09:49:52,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 09:49:52,567 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 09:49:52,567 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 09:49:52,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 09:49:52,567 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 09:49:52,567 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 09:49:52,568 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 09:49:52,574 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 09:49:52,574 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16869c7bcc9d57976c37e211199b445527f71fa5796db6fd4758ef43cb31d88a [2024-10-24 09:49:52,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 09:49:52,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 09:49:52,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 09:49:52,835 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 09:49:52,835 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 09:49:52,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.i [2024-10-24 09:49:54,305 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 09:49:54,487 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 09:49:54,488 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.i [2024-10-24 09:49:54,499 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e60a67f93/a83de1f5c8ba4d4c9d38e51dca351c25/FLAG7405c305f [2024-10-24 09:49:54,513 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e60a67f93/a83de1f5c8ba4d4c9d38e51dca351c25 [2024-10-24 09:49:54,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 09:49:54,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 09:49:54,518 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 09:49:54,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 09:49:54,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 09:49:54,528 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:54,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4363ac01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54, skipping insertion in model container [2024-10-24 09:49:54,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:54,555 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 09:49:54,681 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.i[915,928] [2024-10-24 09:49:54,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 09:49:54,739 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 09:49:54,778 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.i[915,928] [2024-10-24 09:49:54,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 09:49:54,856 INFO L204 MainTranslator]: Completed translation [2024-10-24 09:49:54,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54 WrapperNode [2024-10-24 09:49:54,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 09:49:54,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 09:49:54,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 09:49:54,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 09:49:54,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:54,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:54,936 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2024-10-24 09:49:54,937 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 09:49:54,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 09:49:54,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 09:49:54,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 09:49:54,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:54,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:54,954 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:54,982 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]. [2024-10-24 09:49:54,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:54,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:54,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:54,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:55,001 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:55,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:55,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 09:49:55,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 09:49:55,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 09:49:55,014 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 09:49:55,015 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (1/1) ... [2024-10-24 09:49:55,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 09:49:55,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 09:49:55,045 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) [2024-10-24 09:49:55,051 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 [2024-10-24 09:49:55,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 09:49:55,092 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 09:49:55,093 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 09:49:55,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 09:49:55,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 09:49:55,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 09:49:55,173 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 09:49:55,175 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 09:49:55,510 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-24 09:49:55,510 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 09:49:55,536 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 09:49:55,536 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 09:49:55,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:49:55 BoogieIcfgContainer [2024-10-24 09:49:55,537 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 09:49:55,539 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 09:49:55,539 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 09:49:55,541 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 09:49:55,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:49:54" (1/3) ... [2024-10-24 09:49:55,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f51ce03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:49:55, skipping insertion in model container [2024-10-24 09:49:55,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:49:54" (2/3) ... [2024-10-24 09:49:55,544 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f51ce03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:49:55, skipping insertion in model container [2024-10-24 09:49:55,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:49:55" (3/3) ... [2024-10-24 09:49:55,545 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-57.i [2024-10-24 09:49:55,560 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 09:49:55,560 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 09:49:55,620 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 09:49:55,627 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;@581756df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 09:49:55,628 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 09:49:55,631 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 56 states have (on average 1.4464285714285714) internal successors, (81), 57 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-24 09:49:55,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-24 09:49:55,642 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 09:49:55,643 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 09:49:55,643 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 09:49:55,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 09:49:55,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1780398018, now seen corresponding path program 1 times [2024-10-24 09:49:55,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 09:49:55,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927473116] [2024-10-24 09:49:55,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 09:49:55,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 09:49:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 09:49:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 09:49:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 09:49:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 09:49:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 09:49:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 09:49:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 09:49:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 09:49:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-24 09:49:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 09:49:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 09:49:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 09:49:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 09:49:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 09:49:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 09:49:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 09:49:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 09:49:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:55,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 09:49:55,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 09:49:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 09:49:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 09:49:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 09:49:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 09:49:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 09:49:56,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 09:49:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 09:49:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-10-24 09:49:56,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 09:49:56,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927473116] [2024-10-24 09:49:56,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927473116] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 09:49:56,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 09:49:56,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 09:49:56,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705046266] [2024-10-24 09:49:56,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 09:49:56,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 09:49:56,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 09:49:56,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 09:49:56,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 09:49:56,068 INFO L87 Difference]: Start difference. First operand has 85 states, 56 states have (on average 1.4464285714285714) internal successors, (81), 57 states have internal predecessors, (81), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 09:49:56,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 09:49:56,100 INFO L93 Difference]: Finished difference Result 169 states and 291 transitions. [2024-10-24 09:49:56,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 09:49:56,104 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 165 [2024-10-24 09:49:56,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 09:49:56,110 INFO L225 Difference]: With dead ends: 169 [2024-10-24 09:49:56,110 INFO L226 Difference]: Without dead ends: 83 [2024-10-24 09:49:56,113 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 09:49:56,118 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 09:49:56,119 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 09:49:56,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-10-24 09:49:56,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-10-24 09:49:56,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-24 09:49:56,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 128 transitions. [2024-10-24 09:49:56,224 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 128 transitions. Word has length 165 [2024-10-24 09:49:56,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 09:49:56,225 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 128 transitions. [2024-10-24 09:49:56,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 09:49:56,225 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2024-10-24 09:49:56,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-24 09:49:56,234 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 09:49:56,234 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 09:49:56,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 09:49:56,234 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 09:49:56,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 09:49:56,235 INFO L85 PathProgramCache]: Analyzing trace with hash -604522246, now seen corresponding path program 1 times [2024-10-24 09:49:56,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 09:49:56,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517706156] [2024-10-24 09:49:56,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 09:49:56,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 09:49:56,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 09:49:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 09:49:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 09:49:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 09:49:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 09:49:56,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 09:49:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 09:49:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 09:49:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-24 09:49:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 09:49:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 09:49:56,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 09:49:56,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 09:49:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 09:49:56,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 09:49:56,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 09:49:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 09:49:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 09:49:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 09:49:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 09:49:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 09:49:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 09:49:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 09:49:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 09:49:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 09:49:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 09:49:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:56,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-10-24 09:49:56,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 09:49:56,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517706156] [2024-10-24 09:49:56,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517706156] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 09:49:56,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [6124080] [2024-10-24 09:49:56,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 09:49:56,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 09:49:56,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 09:49:56,878 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) [2024-10-24 09:49:56,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 09:49:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:57,008 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-24 09:49:57,015 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 09:49:57,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 213 proven. 69 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2024-10-24 09:49:57,210 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 09:49:57,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-10-24 09:49:57,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [6124080] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 09:49:57,398 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 09:49:57,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2024-10-24 09:49:57,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357283796] [2024-10-24 09:49:57,399 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 09:49:57,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-24 09:49:57,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 09:49:57,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-24 09:49:57,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-10-24 09:49:57,403 INFO L87 Difference]: Start difference. First operand 83 states and 128 transitions. Second operand has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-10-24 09:49:57,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 09:49:57,792 INFO L93 Difference]: Finished difference Result 173 states and 263 transitions. [2024-10-24 09:49:57,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 09:49:57,794 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 165 [2024-10-24 09:49:57,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 09:49:57,796 INFO L225 Difference]: With dead ends: 173 [2024-10-24 09:49:57,796 INFO L226 Difference]: Without dead ends: 91 [2024-10-24 09:49:57,797 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 374 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2024-10-24 09:49:57,798 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 111 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 528 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 09:49:57,798 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 375 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 528 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 09:49:57,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-10-24 09:49:57,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 89. [2024-10-24 09:49:57,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 60 states have (on average 1.35) internal successors, (81), 60 states have internal predecessors, (81), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-24 09:49:57,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 133 transitions. [2024-10-24 09:49:57,810 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 133 transitions. Word has length 165 [2024-10-24 09:49:57,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 09:49:57,810 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 133 transitions. [2024-10-24 09:49:57,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-10-24 09:49:57,811 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2024-10-24 09:49:57,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-10-24 09:49:57,812 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 09:49:57,813 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 09:49:57,827 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 09:49:58,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 09:49:58,017 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 09:49:58,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 09:49:58,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1191328260, now seen corresponding path program 1 times [2024-10-24 09:49:58,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 09:49:58,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135530151] [2024-10-24 09:49:58,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 09:49:58,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 09:49:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 09:49:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 09:49:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 09:49:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 09:49:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 09:49:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 09:49:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 09:49:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 09:49:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-24 09:49:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 09:49:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 09:49:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 09:49:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 09:49:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 09:49:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 09:49:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 09:49:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 09:49:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 09:49:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 09:49:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 09:49:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 09:49:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 09:49:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 09:49:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 09:49:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 09:49:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 09:49:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:49:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-10-24 09:49:58,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 09:49:58,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135530151] [2024-10-24 09:49:58,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135530151] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 09:49:58,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 09:49:58,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-24 09:49:58,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309311757] [2024-10-24 09:49:58,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 09:49:58,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-24 09:49:58,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 09:49:58,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-24 09:49:58,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-10-24 09:49:58,547 INFO L87 Difference]: Start difference. First operand 89 states and 133 transitions. Second operand has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 09:49:59,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 09:49:59,446 INFO L93 Difference]: Finished difference Result 422 states and 621 transitions. [2024-10-24 09:49:59,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 09:49:59,447 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 165 [2024-10-24 09:49:59,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 09:49:59,451 INFO L225 Difference]: With dead ends: 422 [2024-10-24 09:49:59,451 INFO L226 Difference]: Without dead ends: 334 [2024-10-24 09:49:59,452 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2024-10-24 09:49:59,453 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 548 mSDsluCounter, 493 mSDsCounter, 0 mSdLazyCounter, 785 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-24 09:49:59,454 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [548 Valid, 654 Invalid, 880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 785 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-24 09:49:59,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2024-10-24 09:49:59,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 305. [2024-10-24 09:49:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 216 states have (on average 1.3611111111111112) internal successors, (294), 218 states have internal predecessors, (294), 80 states have call successors, (80), 8 states have call predecessors, (80), 8 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2024-10-24 09:49:59,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 454 transitions. [2024-10-24 09:49:59,492 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 454 transitions. Word has length 165 [2024-10-24 09:49:59,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 09:49:59,492 INFO L471 AbstractCegarLoop]: Abstraction has 305 states and 454 transitions. [2024-10-24 09:49:59,493 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.8) internal successors, (38), 10 states have internal predecessors, (38), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 09:49:59,493 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 454 transitions. [2024-10-24 09:49:59,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-10-24 09:49:59,495 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 09:49:59,495 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 09:49:59,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 09:49:59,495 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 09:49:59,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 09:49:59,496 INFO L85 PathProgramCache]: Analyzing trace with hash 816874443, now seen corresponding path program 1 times [2024-10-24 09:49:59,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 09:49:59,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662839259] [2024-10-24 09:49:59,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 09:49:59,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 09:49:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-24 09:49:59,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1994799491] [2024-10-24 09:49:59,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 09:49:59,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 09:49:59,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 09:49:59,552 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) [2024-10-24 09:49:59,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 09:49:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 09:49:59,664 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 09:49:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 09:49:59,859 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 09:49:59,860 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 09:49:59,860 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 09:49:59,874 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-24 09:50:00,062 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,SelfDestructingSolverStorable3 [2024-10-24 09:50:00,065 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-10-24 09:50:00,143 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 09:50:00,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 09:50:00 BoogieIcfgContainer [2024-10-24 09:50:00,150 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 09:50:00,150 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 09:50:00,150 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 09:50:00,150 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 09:50:00,150 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:49:55" (3/4) ... [2024-10-24 09:50:00,152 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 09:50:00,153 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 09:50:00,153 INFO L158 Benchmark]: Toolchain (without parser) took 5636.67ms. Allocated memory was 167.8MB in the beginning and 306.2MB in the end (delta: 138.4MB). Free memory was 95.5MB in the beginning and 152.2MB in the end (delta: -56.8MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2024-10-24 09:50:00,153 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 167.8MB. Free memory is still 118.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 09:50:00,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.46ms. Allocated memory was 167.8MB in the beginning and 245.4MB in the end (delta: 77.6MB). Free memory was 95.5MB in the beginning and 214.7MB in the end (delta: -119.2MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-10-24 09:50:00,154 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.11ms. Allocated memory is still 245.4MB. Free memory was 214.7MB in the beginning and 210.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 09:50:00,154 INFO L158 Benchmark]: Boogie Preprocessor took 74.96ms. Allocated memory is still 245.4MB. Free memory was 210.5MB in the beginning and 205.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-24 09:50:00,154 INFO L158 Benchmark]: RCFGBuilder took 523.83ms. Allocated memory is still 245.4MB. Free memory was 205.2MB in the beginning and 173.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-10-24 09:50:00,154 INFO L158 Benchmark]: TraceAbstraction took 4610.93ms. Allocated memory was 245.4MB in the beginning and 306.2MB in the end (delta: 60.8MB). Free memory was 172.7MB in the beginning and 152.2MB in the end (delta: 20.5MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2024-10-24 09:50:00,154 INFO L158 Benchmark]: Witness Printer took 2.79ms. Allocated memory is still 306.2MB. Free memory is still 152.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 09:50:00,155 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 167.8MB. Free memory is still 118.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.46ms. Allocated memory was 167.8MB in the beginning and 245.4MB in the end (delta: 77.6MB). Free memory was 95.5MB in the beginning and 214.7MB in the end (delta: -119.2MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.11ms. Allocated memory is still 245.4MB. Free memory was 214.7MB in the beginning and 210.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.96ms. Allocated memory is still 245.4MB. Free memory was 210.5MB in the beginning and 205.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 523.83ms. Allocated memory is still 245.4MB. Free memory was 205.2MB in the beginning and 173.8MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 4610.93ms. Allocated memory was 245.4MB in the beginning and 306.2MB in the end (delta: 60.8MB). Free memory was 172.7MB in the beginning and 152.2MB in the end (delta: 20.5MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. * Witness Printer took 2.79ms. Allocated memory is still 306.2MB. Free memory is still 152.2MB. 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 someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryArithmeticDOUBLEoperation at line 48. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] signed char var_1_2 = -1; [L24] signed char var_1_3 = 10; [L25] signed long int var_1_5 = 5; [L26] unsigned char var_1_6 = 0; [L27] double var_1_7 = 24.8; [L28] double var_1_8 = 500.5; [L29] double var_1_9 = 2.4; [L30] double var_1_10 = 0.4; [L31] double var_1_11 = 255.8; [L32] double var_1_12 = 50.75; [L33] unsigned char var_1_13 = 4; [L34] unsigned char var_1_14 = 200; [L35] unsigned char var_1_15 = 25; [L36] unsigned char var_1_16 = 128; [L37] unsigned char var_1_17 = 64; [L38] unsigned char var_1_18 = 32; [L39] unsigned char var_1_19 = 32; [L40] unsigned long int var_1_20 = 1; [L41] float var_1_21 = 9999999999.2; [L42] double var_1_23 = 10.875; [L137] isInitial = 1 [L138] FCALL initially() [L139] int k_loop; [L140] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=-1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L140] COND TRUE k_loop < 1 [L141] FCALL updateLastVariables() [L142] CALL updateVariables() [L88] var_1_2 = __VERIFIER_nondet_char() [L89] CALL assume_abort_if_not(var_1_2 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L89] RET assume_abort_if_not(var_1_2 >= -1) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L90] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L90] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L91] var_1_3 = __VERIFIER_nondet_char() [L92] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L92] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L93] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L93] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L94] var_1_5 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L95] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L96] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L96] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L97] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L97] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L98] var_1_6 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L99] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L100] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L100] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L101] var_1_8 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L102] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L103] var_1_9 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L104] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L105] var_1_10 = __VERIFIER_nondet_double() [L106] CALL assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L106] RET assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L107] var_1_11 = __VERIFIER_nondet_double() [L108] CALL assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L108] RET assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L109] var_1_12 = __VERIFIER_nondet_double() [L110] CALL assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L110] RET assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L111] var_1_14 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_14 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L112] RET assume_abort_if_not(var_1_14 >= 190) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L113] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L113] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L114] var_1_15 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L115] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L116] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L116] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L117] var_1_16 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L118] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L119] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L119] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L120] var_1_17 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L121] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L122] CALL assume_abort_if_not(var_1_17 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L122] RET assume_abort_if_not(var_1_17 <= 64) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L123] var_1_18 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L124] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L125] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L125] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L126] var_1_19 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L127] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L128] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L128] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L142] RET updateVariables() [L143] CALL step() [L46] signed char stepLocal_0 = var_1_2; VAL [isInitial=1, stepLocal_0=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_7=124/5] [L47] COND TRUE -256 <= stepLocal_0 [L48] var_1_7 = (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1] [L54] COND TRUE var_1_11 <= var_1_9 [L55] var_1_13 = ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1] [L57] COND TRUE (var_1_2 - var_1_3) > (var_1_13 / var_1_5) [L58] var_1_1 = (128 - var_1_3) VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1] [L66] EXPR (var_1_2 * var_1_13) & var_1_1 VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1] [L66] signed long int stepLocal_1 = (var_1_2 * var_1_13) & var_1_1; [L67] COND FALSE !(var_1_3 < stepLocal_1) VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1] [L70] EXPR var_1_1 & var_1_3 VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1] [L70] signed long int stepLocal_2 = var_1_1 & var_1_3; [L71] COND FALSE !((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= stepLocal_2) [L78] var_1_21 = var_1_12 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1] [L80] unsigned long int stepLocal_3 = var_1_20; VAL [isInitial=1, stepLocal_3=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1] [L81] COND TRUE var_1_1 > stepLocal_3 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1] [L82] COND TRUE ! (! var_1_6) [L83] var_1_23 = var_1_8 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_8=3] [L143] RET step() [L144] CALL, EXPR property() [L133] EXPR (((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_8=3] [L133] EXPR ((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12))) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_8=3] [L133-L134] return (((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12)))) && ((var_1_1 > var_1_20) ? ((! (! var_1_6)) ? (var_1_23 == ((double) var_1_8)) : 1) : 1) ; [L144] RET, EXPR property() [L144] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_8=3] [L19] reach_error() VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=63, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=-193, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=-2, var_1_6=1, var_1_8=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 4, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 661 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 659 mSDsluCounter, 1154 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 790 mSDsCounter, 106 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1318 IncrementalHoareTripleChecker+Invalid, 1424 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 106 mSolverCounterUnsat, 364 mSDtfsCounter, 1318 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 543 GetRequests, 513 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=305occurred in iteration=3, InterpolantAutomatonStates: 22, 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, 3 MinimizatonAttempts, 31 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 992 NumberOfCodeBlocks, 992 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 820 ConstructedInterpolants, 0 QuantifiedInterpolants, 1733 SizeOfPredicates, 0 NumberOfNonLiveVariables, 359 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 6293/6500 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 [2024-10-24 09:50:00,177 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.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 16869c7bcc9d57976c37e211199b445527f71fa5796db6fd4758ef43cb31d88a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 09:50:02,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 09:50:02,335 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-24 09:50:02,340 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 09:50:02,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 09:50:02,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 09:50:02,370 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 09:50:02,370 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 09:50:02,370 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 09:50:02,371 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 09:50:02,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 09:50:02,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 09:50:02,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 09:50:02,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 09:50:02,372 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 09:50:02,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 09:50:02,374 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 09:50:02,376 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 09:50:02,376 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 09:50:02,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 09:50:02,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 09:50:02,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 09:50:02,378 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 09:50:02,378 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 09:50:02,378 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 09:50:02,378 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 09:50:02,379 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 09:50:02,379 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 09:50:02,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 09:50:02,379 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 09:50:02,379 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 09:50:02,379 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 09:50:02,380 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 09:50:02,380 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 09:50:02,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 09:50:02,380 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 09:50:02,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 09:50:02,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 09:50:02,381 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 09:50:02,381 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 09:50:02,381 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 09:50:02,382 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 09:50:02,382 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 09:50:02,382 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 09:50:02,383 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 09:50:02,383 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16869c7bcc9d57976c37e211199b445527f71fa5796db6fd4758ef43cb31d88a [2024-10-24 09:50:02,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 09:50:02,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 09:50:02,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 09:50:02,687 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 09:50:02,687 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 09:50:02,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.i [2024-10-24 09:50:04,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 09:50:04,230 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 09:50:04,231 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.i [2024-10-24 09:50:04,245 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9df8ad521/527bb68156814de185a66ebd58fa3337/FLAG87fb59807 [2024-10-24 09:50:04,599 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9df8ad521/527bb68156814de185a66ebd58fa3337 [2024-10-24 09:50:04,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 09:50:04,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 09:50:04,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 09:50:04,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 09:50:04,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 09:50:04,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:04,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58c192db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04, skipping insertion in model container [2024-10-24 09:50:04,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:04,637 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 09:50:04,791 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.i[915,928] [2024-10-24 09:50:04,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 09:50:04,863 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 09:50:04,877 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-57.i[915,928] [2024-10-24 09:50:04,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 09:50:04,914 INFO L204 MainTranslator]: Completed translation [2024-10-24 09:50:04,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04 WrapperNode [2024-10-24 09:50:04,914 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 09:50:04,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 09:50:04,915 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 09:50:04,915 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 09:50:04,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:04,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:04,974 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2024-10-24 09:50:04,974 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 09:50:04,975 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 09:50:04,975 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 09:50:04,975 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 09:50:04,985 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:04,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:04,990 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:05,008 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]. [2024-10-24 09:50:05,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:05,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:05,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:05,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:05,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:05,033 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:05,042 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 09:50:05,042 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 09:50:05,042 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 09:50:05,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 09:50:05,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (1/1) ... [2024-10-24 09:50:05,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 09:50:05,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 09:50:05,071 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) [2024-10-24 09:50:05,074 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 [2024-10-24 09:50:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 09:50:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 09:50:05,125 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 09:50:05,125 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 09:50:05,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 09:50:05,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 09:50:05,205 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 09:50:05,207 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 09:50:11,055 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-10-24 09:50:11,056 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 09:50:11,113 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 09:50:11,115 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 09:50:11,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:50:11 BoogieIcfgContainer [2024-10-24 09:50:11,116 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 09:50:11,117 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 09:50:11,119 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 09:50:11,122 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 09:50:11,123 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:50:04" (1/3) ... [2024-10-24 09:50:11,124 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77440367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:50:11, skipping insertion in model container [2024-10-24 09:50:11,124 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:50:04" (2/3) ... [2024-10-24 09:50:11,124 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77440367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:50:11, skipping insertion in model container [2024-10-24 09:50:11,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:50:11" (3/3) ... [2024-10-24 09:50:11,126 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-57.i [2024-10-24 09:50:11,139 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 09:50:11,140 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 09:50:11,186 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 09:50:11,191 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;@7143f1a7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 09:50:11,191 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 09:50:11,194 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 38 states have (on average 1.394736842105263) internal successors, (53), 39 states have internal predecessors, (53), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-24 09:50:11,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-10-24 09:50:11,204 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 09:50:11,205 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 09:50:11,205 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 09:50:11,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 09:50:11,212 INFO L85 PathProgramCache]: Analyzing trace with hash -835144621, now seen corresponding path program 1 times [2024-10-24 09:50:11,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 09:50:11,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1765133798] [2024-10-24 09:50:11,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 09:50:11,225 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 [2024-10-24 09:50:11,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 09:50:11,228 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) [2024-10-24 09:50:11,229 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 [2024-10-24 09:50:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:50:11,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-24 09:50:11,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 09:50:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 666 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2024-10-24 09:50:11,780 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 09:50:11,780 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 09:50:11,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1765133798] [2024-10-24 09:50:11,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1765133798] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 09:50:11,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 09:50:11,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 09:50:11,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103318372] [2024-10-24 09:50:11,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 09:50:11,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 09:50:11,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 09:50:11,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 09:50:11,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 09:50:11,808 INFO L87 Difference]: Start difference. First operand has 67 states, 38 states have (on average 1.394736842105263) internal successors, (53), 39 states have internal predecessors, (53), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 09:50:15,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 09:50:15,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 09:50:15,983 INFO L93 Difference]: Finished difference Result 132 states and 233 transitions. [2024-10-24 09:50:15,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 09:50:15,986 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 159 [2024-10-24 09:50:15,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 09:50:15,991 INFO L225 Difference]: With dead ends: 132 [2024-10-24 09:50:15,991 INFO L226 Difference]: Without dead ends: 64 [2024-10-24 09:50:15,993 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 09:50:15,995 INFO L432 NwaCegarLoop]: 94 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-10-24 09:50:15,996 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-10-24 09:50:16,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-10-24 09:50:16,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2024-10-24 09:50:16,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 36 states have (on average 1.25) internal successors, (45), 36 states have internal predecessors, (45), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-24 09:50:16,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 97 transitions. [2024-10-24 09:50:16,030 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 97 transitions. Word has length 159 [2024-10-24 09:50:16,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 09:50:16,030 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 97 transitions. [2024-10-24 09:50:16,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 09:50:16,030 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 97 transitions. [2024-10-24 09:50:16,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-10-24 09:50:16,033 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 09:50:16,033 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 09:50:16,050 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 [2024-10-24 09:50:16,233 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 [2024-10-24 09:50:16,234 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 09:50:16,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 09:50:16,235 INFO L85 PathProgramCache]: Analyzing trace with hash -765919349, now seen corresponding path program 1 times [2024-10-24 09:50:16,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 09:50:16,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1916736470] [2024-10-24 09:50:16,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 09:50:16,236 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 [2024-10-24 09:50:16,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 09:50:16,238 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) [2024-10-24 09:50:16,239 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 [2024-10-24 09:50:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 09:50:16,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-10-24 09:50:16,852 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 09:51:27,554 WARN L286 SmtUtils]: Spent 7.92s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)