./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37ecb18625dbe3f4b50bcb08fc35fdc48abed19e7c37d61075153fa4d150162f --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 20:27:08,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 20:27:08,284 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 20:27:08,292 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 20:27:08,293 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 20:27:08,312 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 20:27:08,313 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 20:27:08,313 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 20:27:08,314 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 20:27:08,314 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 20:27:08,315 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 20:27:08,315 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 20:27:08,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 20:27:08,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 20:27:08,316 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 20:27:08,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 20:27:08,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 20:27:08,316 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 20:27:08,316 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 20:27:08,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 20:27:08,316 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 20:27:08,316 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 20:27:08,316 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 20:27:08,317 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 20:27:08,317 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 20:27:08,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 20:27:08,317 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 20:27:08,317 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 20:27:08,317 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 20:27:08,317 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 20:27:08,317 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:27:08,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 20:27:08,318 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37ecb18625dbe3f4b50bcb08fc35fdc48abed19e7c37d61075153fa4d150162f [2025-02-05 20:27:08,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 20:27:08,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 20:27:08,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 20:27:08,558 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 20:27:08,559 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 20:27:08,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i [2025-02-05 20:27:09,701 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3197ca267/cfd13857997348c5b71799769c075255/FLAGe7b75bc50 [2025-02-05 20:27:09,924 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 20:27:09,925 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i [2025-02-05 20:27:09,934 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3197ca267/cfd13857997348c5b71799769c075255/FLAGe7b75bc50 [2025-02-05 20:27:10,264 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3197ca267/cfd13857997348c5b71799769c075255 [2025-02-05 20:27:10,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 20:27:10,268 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 20:27:10,269 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 20:27:10,269 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 20:27:10,273 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 20:27:10,276 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c8d57d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10, skipping insertion in model container [2025-02-05 20:27:10,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,292 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 20:27:10,393 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i[919,932] [2025-02-05 20:27:10,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:27:10,465 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 20:27:10,475 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i[919,932] [2025-02-05 20:27:10,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:27:10,519 INFO L204 MainTranslator]: Completed translation [2025-02-05 20:27:10,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10 WrapperNode [2025-02-05 20:27:10,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 20:27:10,522 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 20:27:10,522 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 20:27:10,523 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 20:27:10,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,565 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2025-02-05 20:27:10,565 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 20:27:10,566 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 20:27:10,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 20:27:10,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 20:27:10,571 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,576 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,593 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-05 20:27:10,594 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,594 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,608 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,609 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,612 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,613 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,617 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 20:27:10,618 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 20:27:10,618 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 20:27:10,619 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 20:27:10,619 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (1/1) ... [2025-02-05 20:27:10,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:27:10,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:27:10,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 20:27:10,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 20:27:10,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 20:27:10,661 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 20:27:10,661 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 20:27:10,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 20:27:10,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 20:27:10,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 20:27:10,712 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 20:27:10,714 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 20:27:11,009 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L139: havoc property_#t~bitwise20#1;havoc property_#t~ite22#1;havoc property_#t~bitwise21#1;havoc property_#t~short23#1; [2025-02-05 20:27:11,044 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2025-02-05 20:27:11,045 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 20:27:11,062 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 20:27:11,063 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 20:27:11,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:27:11 BoogieIcfgContainer [2025-02-05 20:27:11,063 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 20:27:11,066 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 20:27:11,066 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 20:27:11,070 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 20:27:11,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 08:27:10" (1/3) ... [2025-02-05 20:27:11,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@452ddaa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:27:11, skipping insertion in model container [2025-02-05 20:27:11,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:10" (2/3) ... [2025-02-05 20:27:11,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@452ddaa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:27:11, skipping insertion in model container [2025-02-05 20:27:11,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:27:11" (3/3) ... [2025-02-05 20:27:11,072 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-88.i [2025-02-05 20:27:11,082 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 20:27:11,083 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-88.i that has 2 procedures, 82 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 20:27:11,129 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 20:27:11,136 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;@32ae3f88, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 20:27:11,137 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 20:27:11,140 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-02-05 20:27:11,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-02-05 20:27:11,149 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:27:11,149 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:27:11,149 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:27:11,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:27:11,153 INFO L85 PathProgramCache]: Analyzing trace with hash -420486067, now seen corresponding path program 1 times [2025-02-05 20:27:11,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:27:11,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554741441] [2025-02-05 20:27:11,159 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:27:11,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:27:11,235 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-02-05 20:27:11,257 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-02-05 20:27:11,258 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:11,258 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:27:11,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-02-05 20:27:11,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 20:27:11,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554741441] [2025-02-05 20:27:11,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554741441] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 20:27:11,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [138701401] [2025-02-05 20:27:11,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:27:11,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:27:11,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:27:11,409 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 20:27:11,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 20:27:11,485 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-02-05 20:27:11,546 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-02-05 20:27:11,546 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:11,546 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:27:11,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 20:27:11,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:27:11,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2025-02-05 20:27:11,573 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 20:27:11,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [138701401] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 20:27:11,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-05 20:27:11,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-05 20:27:11,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565827511] [2025-02-05 20:27:11,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 20:27:11,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 20:27:11,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 20:27:11,594 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 20:27:11,595 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:27:11,596 INFO L87 Difference]: Start difference. First operand has 82 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 56 states have internal predecessors, (78), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2025-02-05 20:27:11,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:27:11,628 INFO L93 Difference]: Finished difference Result 158 states and 271 transitions. [2025-02-05 20:27:11,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 20:27:11,631 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 152 [2025-02-05 20:27:11,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:27:11,638 INFO L225 Difference]: With dead ends: 158 [2025-02-05 20:27:11,639 INFO L226 Difference]: Without dead ends: 79 [2025-02-05 20:27:11,641 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:27:11,643 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 20:27:11,645 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 20:27:11,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2025-02-05 20:27:11,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2025-02-05 20:27:11,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-02-05 20:27:11,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2025-02-05 20:27:11,684 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 152 [2025-02-05 20:27:11,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:27:11,686 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2025-02-05 20:27:11,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2025-02-05 20:27:11,686 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2025-02-05 20:27:11,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-02-05 20:27:11,689 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:27:11,689 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:27:11,697 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-05 20:27:11,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-05 20:27:11,890 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:27:11,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:27:11,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1529731661, now seen corresponding path program 1 times [2025-02-05 20:27:11,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:27:11,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567966891] [2025-02-05 20:27:11,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:27:11,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:27:11,906 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-02-05 20:27:12,016 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-02-05 20:27:12,017 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:12,017 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:27:12,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 24 proven. 45 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2025-02-05 20:27:12,325 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 20:27:12,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567966891] [2025-02-05 20:27:12,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567966891] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 20:27:12,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [203295962] [2025-02-05 20:27:12,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:27:12,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:27:12,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:27:12,327 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 20:27:12,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-05 20:27:12,388 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-02-05 20:27:12,432 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-02-05 20:27:12,432 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:12,432 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:27:12,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-05 20:27:12,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:27:12,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 519 proven. 45 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2025-02-05 20:27:12,668 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 20:27:12,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 24 proven. 45 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2025-02-05 20:27:12,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [203295962] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 20:27:12,914 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-05 20:27:12,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-02-05 20:27:12,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237061579] [2025-02-05 20:27:12,914 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-05 20:27:12,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-05 20:27:12,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 20:27:12,918 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-05 20:27:12,918 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-02-05 20:27:12,918 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2025-02-05 20:27:13,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:27:13,123 INFO L93 Difference]: Finished difference Result 163 states and 246 transitions. [2025-02-05 20:27:13,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-02-05 20:27:13,125 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 152 [2025-02-05 20:27:13,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:27:13,126 INFO L225 Difference]: With dead ends: 163 [2025-02-05 20:27:13,127 INFO L226 Difference]: Without dead ends: 87 [2025-02-05 20:27:13,128 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 311 GetRequests, 301 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-02-05 20:27:13,129 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 114 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-05 20:27:13,129 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 215 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-05 20:27:13,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2025-02-05 20:27:13,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2025-02-05 20:27:13,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 56 states have (on average 1.3392857142857142) internal successors, (75), 56 states have internal predecessors, (75), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-02-05 20:27:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 123 transitions. [2025-02-05 20:27:13,146 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 123 transitions. Word has length 152 [2025-02-05 20:27:13,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:27:13,147 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 123 transitions. [2025-02-05 20:27:13,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2025-02-05 20:27:13,148 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 123 transitions. [2025-02-05 20:27:13,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-02-05 20:27:13,150 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:27:13,150 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:27:13,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-05 20:27:13,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:27:13,350 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:27:13,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:27:13,351 INFO L85 PathProgramCache]: Analyzing trace with hash -642227980, now seen corresponding path program 1 times [2025-02-05 20:27:13,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:27:13,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931865002] [2025-02-05 20:27:13,351 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:27:13,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:27:13,363 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-02-05 20:27:13,409 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-02-05 20:27:13,410 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:13,410 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 20:27:13,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [312551521] [2025-02-05 20:27:13,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:27:13,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:27:13,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:27:13,416 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 20:27:13,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-02-05 20:27:13,470 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-02-05 20:27:13,650 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-02-05 20:27:13,650 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:13,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:27:13,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-05 20:27:13,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:27:14,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 533 proven. 24 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2025-02-05 20:27:14,033 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 20:27:14,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-05 20:27:14,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931865002] [2025-02-05 20:27:14,157 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-02-05 20:27:14,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312551521] [2025-02-05 20:27:14,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [312551521] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-05 20:27:14,157 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2025-02-05 20:27:14,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2025-02-05 20:27:14,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424360424] [2025-02-05 20:27:14,157 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2025-02-05 20:27:14,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-02-05 20:27:14,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-05 20:27:14,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-05 20:27:14,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-02-05 20:27:14,158 INFO L87 Difference]: Start difference. First operand 83 states and 123 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-02-05 20:27:14,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:27:14,437 INFO L93 Difference]: Finished difference Result 254 states and 373 transitions. [2025-02-05 20:27:14,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2025-02-05 20:27:14,438 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 152 [2025-02-05 20:27:14,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:27:14,440 INFO L225 Difference]: With dead ends: 254 [2025-02-05 20:27:14,440 INFO L226 Difference]: Without dead ends: 174 [2025-02-05 20:27:14,441 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2025-02-05 20:27:14,441 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 147 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-02-05 20:27:14,444 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 413 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-02-05 20:27:14,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2025-02-05 20:27:14,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 136. [2025-02-05 20:27:14,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 82 states have (on average 1.2317073170731707) internal successors, (101), 82 states have internal predecessors, (101), 48 states have call successors, (48), 5 states have call predecessors, (48), 5 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2025-02-05 20:27:14,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 197 transitions. [2025-02-05 20:27:14,466 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 197 transitions. Word has length 152 [2025-02-05 20:27:14,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:27:14,466 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 197 transitions. [2025-02-05 20:27:14,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 2 states have call successors, (24), 2 states have call predecessors, (24), 3 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-02-05 20:27:14,467 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2025-02-05 20:27:14,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2025-02-05 20:27:14,471 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:27:14,472 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:27:14,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-02-05 20:27:14,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:27:14,672 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:27:14,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:27:14,673 INFO L85 PathProgramCache]: Analyzing trace with hash -935630987, now seen corresponding path program 1 times [2025-02-05 20:27:14,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:27:14,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172189704] [2025-02-05 20:27:14,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:27:14,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:27:14,683 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-02-05 20:27:14,721 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-02-05 20:27:14,721 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:14,721 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 20:27:14,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1631715617] [2025-02-05 20:27:14,723 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:27:14,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:27:14,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:27:14,726 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 20:27:14,728 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-02-05 20:27:14,779 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-02-05 20:27:14,940 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-02-05 20:27:14,940 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:14,940 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 20:27:14,940 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 20:27:14,959 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 152 statements into 1 equivalence classes. [2025-02-05 20:27:14,978 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 152 of 152 statements. [2025-02-05 20:27:14,978 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:14,978 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 20:27:15,045 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 20:27:15,045 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 20:27:15,046 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 20:27:15,056 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-02-05 20:27:15,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:27:15,253 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-02-05 20:27:15,328 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 20:27:15,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 08:27:15 BoogieIcfgContainer [2025-02-05 20:27:15,330 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 20:27:15,331 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 20:27:15,331 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 20:27:15,331 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 20:27:15,332 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:27:11" (3/4) ... [2025-02-05 20:27:15,333 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 20:27:15,334 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 20:27:15,334 INFO L158 Benchmark]: Toolchain (without parser) took 5065.90ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 112.3MB in the beginning and 196.1MB in the end (delta: -83.8MB). Peak memory consumption was 173.1MB. Max. memory is 16.1GB. [2025-02-05 20:27:15,335 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:27:15,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.09ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 98.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 20:27:15,335 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.00ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 94.2MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:27:15,335 INFO L158 Benchmark]: Boogie Preprocessor took 51.42ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 89.4MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:27:15,335 INFO L158 Benchmark]: IcfgBuilder took 445.10ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 62.6MB in the end (delta: 26.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-05 20:27:15,336 INFO L158 Benchmark]: TraceAbstraction took 4264.25ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 62.1MB in the beginning and 197.0MB in the end (delta: -134.9MB). Peak memory consumption was 131.1MB. Max. memory is 16.1GB. [2025-02-05 20:27:15,336 INFO L158 Benchmark]: Witness Printer took 2.84ms. Allocated memory is still 402.7MB. Free memory is still 196.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:27:15,338 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 123.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.09ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 98.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.00ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 94.2MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.42ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 89.4MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 445.10ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 62.6MB in the end (delta: 26.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4264.25ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 62.1MB in the beginning and 197.0MB in the end (delta: -134.9MB). Peak memory consumption was 131.1MB. Max. memory is 16.1GB. * Witness Printer took 2.84ms. Allocated memory is still 402.7MB. Free memory is still 196.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 139, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 99. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] float var_1_2 = 9.5; [L24] float var_1_4 = 127.6; [L25] double var_1_5 = 100000000000000.5; [L26] double var_1_6 = 100000000000000.7; [L27] double var_1_7 = 256.75; [L28] unsigned char var_1_8 = 0; [L29] unsigned char var_1_9 = 1; [L30] unsigned char var_1_10 = 0; [L31] unsigned char var_1_11 = 0; [L32] signed char var_1_12 = 0; [L33] signed char var_1_13 = 2; [L34] unsigned char var_1_14 = 1; [L35] unsigned char var_1_16 = 10; [L36] unsigned char var_1_18 = 4; [L37] unsigned char var_1_19 = 8; [L38] unsigned char var_1_20 = 8; [L39] unsigned short int var_1_21 = 128; [L40] unsigned char var_1_22 = 0; [L41] unsigned short int var_1_24 = 34649; [L42] unsigned char last_1_var_1_8 = 0; [L43] unsigned short int last_1_var_1_21 = 128; [L44] unsigned char last_1_var_1_22 = 0; VAL [isInitial=0, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_2=19/2, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] CALL updateLastVariables() [L134] last_1_var_1_8 = var_1_8 [L135] last_1_var_1_21 = var_1_21 [L136] last_1_var_1_22 = var_1_22 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_2=19/2, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L146] RET updateLastVariables() [L147] CALL updateVariables() [L94] var_1_2 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L95] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L96] var_1_4 = __VERIFIER_nondet_float() [L97] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L97] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L98] var_1_5 = __VERIFIER_nondet_double() [L99] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L99] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L100] var_1_6 = __VERIFIER_nondet_double() [L101] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L101] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L102] var_1_7 = __VERIFIER_nondet_double() [L103] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L103] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L104] var_1_9 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L105] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L106] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L106] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L107] var_1_10 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L108] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L109] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L110] var_1_11 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L111] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L112] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L113] var_1_13 = __VERIFIER_nondet_char() [L114] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L114] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L115] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L116] var_1_16 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L117] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L118] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L119] CALL assume_abort_if_not(var_1_16 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L119] RET assume_abort_if_not(var_1_16 != 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L120] var_1_18 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L121] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L122] CALL assume_abort_if_not(var_1_18 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L122] RET assume_abort_if_not(var_1_18 <= 64) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L123] var_1_19 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L124] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L125] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L125] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L126] var_1_20 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L127] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L128] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L128] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L129] var_1_24 = __VERIFIER_nondet_ushort() [L130] CALL assume_abort_if_not(var_1_24 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_8=0, var_1_9=1] [L130] RET assume_abort_if_not(var_1_24 >= 32767) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_8=0, var_1_9=1] [L131] CALL assume_abort_if_not(var_1_24 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_8=0, var_1_9=1] [L131] RET assume_abort_if_not(var_1_24 <= 65535) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_8=0, var_1_9=1] [L147] RET updateVariables() [L148] CALL step() [L48] COND FALSE !(last_1_var_1_21 < ((last_1_var_1_22 / var_1_16) * last_1_var_1_21)) [L51] var_1_14 = var_1_18 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_8=0, var_1_9=1] [L53] EXPR var_1_18 << var_1_14 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_8=0, var_1_9=1] [L53] COND FALSE !(var_1_19 == (var_1_18 << var_1_14)) [L60] var_1_22 = 64 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_8=0, var_1_9=1] [L62] COND FALSE !(64.5f <= var_1_2) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_8=0, var_1_9=1] [L73] COND FALSE !(var_1_1 > ((var_1_1 * var_1_5) + 5.3)) [L80] var_1_8 = var_1_11 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_8=0, var_1_9=1] [L82] COND FALSE !(((- var_1_1) / 24.75) < var_1_6) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_8=0, var_1_9=1] [L89] COND FALSE !(var_1_8 && var_1_10) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_8=0, var_1_9=1] [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR ((((((64.5f <= var_1_2) ? (last_1_var_1_8 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_1 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_1) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_1) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_1) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((last_1_var_1_21 < ((last_1_var_1_22 / var_1_16) * last_1_var_1_21)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_8 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_14)) ? ((last_1_var_1_22 >= ((var_1_14 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_8=0, var_1_9=1] [L139-L140] return ((((((64.5f <= var_1_2) ? (last_1_var_1_8 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_1 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_1) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_1) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_1) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((last_1_var_1_21 < ((last_1_var_1_22 / var_1_16) * last_1_var_1_21)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_8 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_14)) ? ((last_1_var_1_22 >= ((var_1_14 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 4, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 268 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 261 mSDsluCounter, 745 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 455 mSDsCounter, 109 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 335 IncrementalHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 109 mSolverCounterUnsat, 290 mSDtfsCounter, 335 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 638 GetRequests, 614 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred 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, 42 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1216 NumberOfCodeBlocks, 1216 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 906 ConstructedInterpolants, 0 QuantifiedInterpolants, 2166 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1026 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 6419/6624 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-02-05 20:27:15,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37ecb18625dbe3f4b50bcb08fc35fdc48abed19e7c37d61075153fa4d150162f --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 20:27:17,210 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 20:27:17,297 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 20:27:17,305 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 20:27:17,306 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 20:27:17,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 20:27:17,328 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 20:27:17,328 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 20:27:17,328 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 20:27:17,328 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 20:27:17,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 20:27:17,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 20:27:17,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 20:27:17,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 20:27:17,330 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 20:27:17,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 20:27:17,330 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 20:27:17,330 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 20:27:17,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 20:27:17,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 20:27:17,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 20:27:17,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 20:27:17,331 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 20:27:17,331 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 20:27:17,331 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 20:27:17,331 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 20:27:17,331 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 20:27:17,331 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 20:27:17,331 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 20:27:17,331 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 20:27:17,332 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 20:27:17,332 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 20:27:17,332 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 20:27:17,332 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 20:27:17,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:27:17,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 20:27:17,332 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 20:27:17,333 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 20:27:17,333 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 20:27:17,333 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 20:27:17,333 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 20:27:17,333 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 20:27:17,333 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 20:27:17,333 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 20:27:17,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 20:27:17,334 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37ecb18625dbe3f4b50bcb08fc35fdc48abed19e7c37d61075153fa4d150162f [2025-02-05 20:27:17,583 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 20:27:17,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 20:27:17,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 20:27:17,591 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 20:27:17,591 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 20:27:17,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i [2025-02-05 20:27:18,765 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/46e954f47/b42f7e410d224dceb710f65b36cba864/FLAGbea0ca9df [2025-02-05 20:27:18,968 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 20:27:18,972 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i [2025-02-05 20:27:18,981 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/46e954f47/b42f7e410d224dceb710f65b36cba864/FLAGbea0ca9df [2025-02-05 20:27:18,998 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/46e954f47/b42f7e410d224dceb710f65b36cba864 [2025-02-05 20:27:19,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 20:27:19,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 20:27:19,003 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 20:27:19,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 20:27:19,006 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 20:27:19,007 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:27:18" (1/1) ... [2025-02-05 20:27:19,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c5c8c27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19, skipping insertion in model container [2025-02-05 20:27:19,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:27:18" (1/1) ... [2025-02-05 20:27:19,026 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 20:27:19,139 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i[919,932] [2025-02-05 20:27:19,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:27:19,208 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 20:27:19,218 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-88.i[919,932] [2025-02-05 20:27:19,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:27:19,267 INFO L204 MainTranslator]: Completed translation [2025-02-05 20:27:19,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19 WrapperNode [2025-02-05 20:27:19,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 20:27:19,269 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 20:27:19,269 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 20:27:19,269 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 20:27:19,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,308 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2025-02-05 20:27:19,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 20:27:19,313 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 20:27:19,313 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 20:27:19,313 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 20:27:19,321 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,327 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,340 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-05 20:27:19,343 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,343 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,351 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,352 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,357 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,360 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 20:27:19,361 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 20:27:19,361 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 20:27:19,361 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 20:27:19,362 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (1/1) ... [2025-02-05 20:27:19,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:27:19,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:27:19,391 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 20:27:19,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 20:27:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 20:27:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 20:27:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 20:27:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 20:27:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 20:27:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 20:27:19,475 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 20:27:19,477 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 20:27:33,403 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-02-05 20:27:33,403 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 20:27:33,411 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 20:27:33,412 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 20:27:33,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:27:33 BoogieIcfgContainer [2025-02-05 20:27:33,413 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 20:27:33,415 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 20:27:33,415 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 20:27:33,418 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 20:27:33,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 08:27:18" (1/3) ... [2025-02-05 20:27:33,420 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661e0557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:27:33, skipping insertion in model container [2025-02-05 20:27:33,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:27:19" (2/3) ... [2025-02-05 20:27:33,420 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@661e0557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:27:33, skipping insertion in model container [2025-02-05 20:27:33,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:27:33" (3/3) ... [2025-02-05 20:27:33,421 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-88.i [2025-02-05 20:27:33,432 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 20:27:33,433 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-88.i that has 2 procedures, 67 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 20:27:33,480 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 20:27:33,488 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;@20c83738, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 20:27:33,488 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 20:27:33,492 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-02-05 20:27:33,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-02-05 20:27:33,500 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:27:33,501 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:27:33,501 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:27:33,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:27:33,505 INFO L85 PathProgramCache]: Analyzing trace with hash 651596624, now seen corresponding path program 1 times [2025-02-05 20:27:33,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 20:27:33,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1072982471] [2025-02-05 20:27:33,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:27:33,514 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 20:27:33,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 20:27:33,517 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 20:27:33,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-02-05 20:27:33,577 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-02-05 20:27:34,177 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-02-05 20:27:34,177 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:34,177 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:27:34,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-05 20:27:34,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:27:34,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 574 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2025-02-05 20:27:34,244 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-05 20:27:34,245 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 20:27:34,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1072982471] [2025-02-05 20:27:34,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1072982471] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-05 20:27:34,245 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-05 20:27:34,245 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-05 20:27:34,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045284325] [2025-02-05 20:27:34,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-05 20:27:34,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-05 20:27:34,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 20:27:34,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-05 20:27:34,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:27:34,263 INFO L87 Difference]: Start difference. First operand has 67 states, 40 states have (on average 1.375) internal successors, (55), 41 states have internal predecessors, (55), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-02-05 20:27:34,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:27:34,280 INFO L93 Difference]: Finished difference Result 128 states and 225 transitions. [2025-02-05 20:27:34,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-05 20:27:34,282 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, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 149 [2025-02-05 20:27:34,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:27:34,286 INFO L225 Difference]: With dead ends: 128 [2025-02-05 20:27:34,286 INFO L226 Difference]: Without dead ends: 64 [2025-02-05 20:27:34,289 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-05 20:27:34,290 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-05 20:27:34,291 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-05 20:27:34,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2025-02-05 20:27:34,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2025-02-05 20:27:34,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 38 states have internal predecessors, (50), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-02-05 20:27:34,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 98 transitions. [2025-02-05 20:27:34,327 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 98 transitions. Word has length 149 [2025-02-05 20:27:34,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:27:34,327 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 98 transitions. [2025-02-05 20:27:34,327 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, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-02-05 20:27:34,327 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 98 transitions. [2025-02-05 20:27:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-02-05 20:27:34,334 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:27:34,334 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:27:34,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-02-05 20:27:34,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 20:27:34,535 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:27:34,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:27:34,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1420018774, now seen corresponding path program 1 times [2025-02-05 20:27:34,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 20:27:34,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [117962391] [2025-02-05 20:27:34,541 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:27:34,541 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 20:27:34,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 20:27:34,543 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 20:27:34,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-02-05 20:27:34,604 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-02-05 20:27:35,194 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-02-05 20:27:35,194 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:27:35,194 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:27:35,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-05 20:27:35,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:27:36,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2025-02-05 20:27:36,979 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-05 20:27:38,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 30 proven. 39 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2025-02-05 20:27:38,711 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-02-05 20:27:38,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [117962391] [2025-02-05 20:27:38,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [117962391] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-05 20:27:38,711 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-02-05 20:27:38,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2025-02-05 20:27:38,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636347820] [2025-02-05 20:27:38,712 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-02-05 20:27:38,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-02-05 20:27:38,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-02-05 20:27:38,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-05 20:27:38,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-02-05 20:27:38,714 INFO L87 Difference]: Start difference. First operand 64 states and 98 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2025-02-05 20:27:43,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 20:27:48,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 20:27:52,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 20:27:56,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 20:28:00,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 20:28:04,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 20:28:08,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 20:28:12,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-02-05 20:28:13,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-05 20:28:13,656 INFO L93 Difference]: Finished difference Result 202 states and 302 transitions. [2025-02-05 20:28:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-02-05 20:28:13,657 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 149 [2025-02-05 20:28:13,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-05 20:28:13,658 INFO L225 Difference]: With dead ends: 202 [2025-02-05 20:28:13,658 INFO L226 Difference]: Without dead ends: 141 [2025-02-05 20:28:13,659 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 290 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2025-02-05 20:28:13,659 INFO L435 NwaCegarLoop]: 69 mSDtfsCounter, 131 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 80 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.0s IncrementalHoareTripleChecker+Time [2025-02-05 20:28:13,660 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 220 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 172 Invalid, 7 Unknown, 0 Unchecked, 34.0s Time] [2025-02-05 20:28:13,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2025-02-05 20:28:13,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 71. [2025-02-05 20:28:13,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 44 states have internal predecessors, (58), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2025-02-05 20:28:13,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 106 transitions. [2025-02-05 20:28:13,674 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 106 transitions. Word has length 149 [2025-02-05 20:28:13,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-05 20:28:13,674 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 106 transitions. [2025-02-05 20:28:13,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2025-02-05 20:28:13,674 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2025-02-05 20:28:13,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-02-05 20:28:13,676 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:28:13,676 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:28:13,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-02-05 20:28:13,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 20:28:13,877 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:28:13,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:28:13,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1419095253, now seen corresponding path program 1 times [2025-02-05 20:28:13,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 20:28:13,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [643153351] [2025-02-05 20:28:13,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:28:13,879 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-02-05 20:28:13,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 20:28:13,882 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 20:28:13,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-02-05 20:28:13,918 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-02-05 20:28:14,443 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-02-05 20:28:14,443 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:28:14,443 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:28:14,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-02-05 20:28:14,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:28:26,795 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-02-05 20:28:34,939 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-02-05 20:28:43,082 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-02-05 20:28:53,448 WARN L286 SmtUtils]: Spent 6.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)