./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c30a7e667426b39d31a60181ec3dc8a88daec5569bf33b1d3795c06dd3518fa6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 12:46:54,477 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 12:46:54,519 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 12:46:54,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 12:46:54,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 12:46:54,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 12:46:54,548 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 12:46:54,549 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 12:46:54,549 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 12:46:54,549 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 12:46:54,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 12:46:54,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 12:46:54,551 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 12:46:54,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 12:46:54,551 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 12:46:54,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 12:46:54,551 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 12:46:54,551 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 12:46:54,551 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 12:46:54,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 12:46:54,552 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 12:46:54,552 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 12:46:54,552 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 12:46:54,552 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 12:46:54,552 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 12:46:54,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 12:46:54,552 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 12:46:54,552 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 12:46:54,552 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 12:46:54,552 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 12:46:54,553 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 12:46:54,553 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 12:46:54,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:46:54,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 12:46:54,553 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 12:46:54,554 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 12:46:54,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 12:46:54,554 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 12:46:54,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 12:46:54,554 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 12:46:54,554 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 12:46:54,554 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 12:46:54,554 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 12:46:54,554 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c30a7e667426b39d31a60181ec3dc8a88daec5569bf33b1d3795c06dd3518fa6 [2025-03-08 12:46:54,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 12:46:54,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 12:46:54,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 12:46:54,828 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 12:46:54,829 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 12:46:54,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-08 12:46:56,042 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1901a712/5a20fc482d2843e7be21e9389b913802/FLAG1ab74f8a3 [2025-03-08 12:46:56,271 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 12:46:56,275 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-08 12:46:56,283 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1901a712/5a20fc482d2843e7be21e9389b913802/FLAG1ab74f8a3 [2025-03-08 12:46:56,610 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1901a712/5a20fc482d2843e7be21e9389b913802 [2025-03-08 12:46:56,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 12:46:56,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 12:46:56,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 12:46:56,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 12:46:56,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 12:46:56,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cf0269b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56, skipping insertion in model container [2025-03-08 12:46:56,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,638 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 12:46:56,742 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i[919,932] [2025-03-08 12:46:56,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:46:56,804 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 12:46:56,811 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i[919,932] [2025-03-08 12:46:56,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:46:56,845 INFO L204 MainTranslator]: Completed translation [2025-03-08 12:46:56,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56 WrapperNode [2025-03-08 12:46:56,845 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 12:46:56,848 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 12:46:56,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 12:46:56,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 12:46:56,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,892 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2025-03-08 12:46:56,893 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 12:46:56,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 12:46:56,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 12:46:56,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 12:46:56,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,902 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,925 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 12:46:56,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,932 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,934 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 12:46:56,941 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 12:46:56,942 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 12:46:56,942 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 12:46:56,946 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (1/1) ... [2025-03-08 12:46:56,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:46:56,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:46:56,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 12:46:56,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 12:46:56,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 12:46:56,997 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 12:46:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 12:46:56,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 12:46:56,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 12:46:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 12:46:57,062 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 12:46:57,063 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 12:46:57,414 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L173: havoc property_#t~ite20#1;havoc property_#t~ite19#1;havoc property_#t~bitwise18#1;havoc property_#t~short21#1; [2025-03-08 12:46:57,445 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2025-03-08 12:46:57,445 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 12:46:57,466 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 12:46:57,466 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 12:46:57,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:46:57 BoogieIcfgContainer [2025-03-08 12:46:57,466 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 12:46:57,470 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 12:46:57,470 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 12:46:57,473 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 12:46:57,474 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 12:46:56" (1/3) ... [2025-03-08 12:46:57,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5287251a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:46:57, skipping insertion in model container [2025-03-08 12:46:57,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:56" (2/3) ... [2025-03-08 12:46:57,476 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5287251a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:46:57, skipping insertion in model container [2025-03-08 12:46:57,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:46:57" (3/3) ... [2025-03-08 12:46:57,477 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-08 12:46:57,489 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 12:46:57,492 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i that has 2 procedures, 94 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 12:46:57,544 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 12:46:57,553 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;@1893a918, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 12:46:57,554 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 12:46:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 71 states have (on average 1.4929577464788732) internal successors, (106), 72 states have internal predecessors, (106), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-08 12:46:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-08 12:46:57,566 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:57,567 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:57,567 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:57,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:57,572 INFO L85 PathProgramCache]: Analyzing trace with hash -395841223, now seen corresponding path program 1 times [2025-03-08 12:46:57,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:57,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887692028] [2025-03-08 12:46:57,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:57,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:57,643 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-08 12:46:57,666 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-08 12:46:57,667 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:57,667 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:57,852 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-08 12:46:57,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:46:57,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887692028] [2025-03-08 12:46:57,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887692028] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:46:57,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370063717] [2025-03-08 12:46:57,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:57,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:46:57,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:46:57,856 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 12:46:57,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 12:46:57,922 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-08 12:46:57,974 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-08 12:46:57,975 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:57,975 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:57,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 12:46:57,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:46:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2025-03-08 12:46:58,013 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:46:58,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370063717] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:46:58,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 12:46:58,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 12:46:58,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847075138] [2025-03-08 12:46:58,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:46:58,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 12:46:58,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:46:58,036 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 12:46:58,036 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:46:58,039 INFO L87 Difference]: Start difference. First operand has 94 states, 71 states have (on average 1.4929577464788732) internal successors, (106), 72 states have internal predecessors, (106), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 12:46:58,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:46:58,072 INFO L93 Difference]: Finished difference Result 182 states and 307 transitions. [2025-03-08 12:46:58,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 12:46:58,073 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 141 [2025-03-08 12:46:58,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:46:58,078 INFO L225 Difference]: With dead ends: 182 [2025-03-08 12:46:58,078 INFO L226 Difference]: Without dead ends: 91 [2025-03-08 12:46:58,081 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:46:58,082 INFO L435 NwaCegarLoop]: 136 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, 136 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 [2025-03-08 12:46:58,083 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:46:58,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-03-08 12:46:58,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2025-03-08 12:46:58,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 69 states have (on average 1.4492753623188406) internal successors, (100), 69 states have internal predecessors, (100), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-08 12:46:58,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 140 transitions. [2025-03-08 12:46:58,110 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 140 transitions. Word has length 141 [2025-03-08 12:46:58,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:46:58,111 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 140 transitions. [2025-03-08 12:46:58,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 12:46:58,111 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2025-03-08 12:46:58,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-08 12:46:58,113 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:58,113 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:58,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 12:46:58,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 12:46:58,314 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:58,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:58,315 INFO L85 PathProgramCache]: Analyzing trace with hash -443509289, now seen corresponding path program 1 times [2025-03-08 12:46:58,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:58,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768634381] [2025-03-08 12:46:58,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:58,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:58,329 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-08 12:46:58,393 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-08 12:46:58,393 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:58,393 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-08 12:46:58,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:46:58,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768634381] [2025-03-08 12:46:58,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768634381] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:46:58,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:46:58,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 12:46:58,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014988684] [2025-03-08 12:46:58,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:46:58,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 12:46:58,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:46:58,743 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 12:46:58,743 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:46:58,743 INFO L87 Difference]: Start difference. First operand 91 states and 140 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-08 12:46:59,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:46:59,001 INFO L93 Difference]: Finished difference Result 315 states and 484 transitions. [2025-03-08 12:46:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 12:46:59,001 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 141 [2025-03-08 12:46:59,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:46:59,003 INFO L225 Difference]: With dead ends: 315 [2025-03-08 12:46:59,003 INFO L226 Difference]: Without dead ends: 227 [2025-03-08 12:46:59,004 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-03-08 12:46:59,004 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 206 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 12:46:59,007 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 430 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 12:46:59,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2025-03-08 12:46:59,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 222. [2025-03-08 12:46:59,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 174 states have (on average 1.4655172413793103) internal successors, (255), 175 states have internal predecessors, (255), 44 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2025-03-08 12:46:59,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 343 transitions. [2025-03-08 12:46:59,034 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 343 transitions. Word has length 141 [2025-03-08 12:46:59,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:46:59,034 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 343 transitions. [2025-03-08 12:46:59,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-08 12:46:59,034 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 343 transitions. [2025-03-08 12:46:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2025-03-08 12:46:59,036 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:59,036 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:59,036 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 12:46:59,036 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:59,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:59,037 INFO L85 PathProgramCache]: Analyzing trace with hash -640022794, now seen corresponding path program 1 times [2025-03-08 12:46:59,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:59,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960479740] [2025-03-08 12:46:59,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:59,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:59,053 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 141 statements into 1 equivalence classes. [2025-03-08 12:46:59,088 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 141 of 141 statements. [2025-03-08 12:46:59,088 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:59,088 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:59,391 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-08 12:46:59,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:46:59,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960479740] [2025-03-08 12:46:59,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960479740] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:46:59,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:46:59,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 12:46:59,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368063126] [2025-03-08 12:46:59,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:46:59,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 12:46:59,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:46:59,393 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 12:46:59,393 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:46:59,393 INFO L87 Difference]: Start difference. First operand 222 states and 343 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-08 12:46:59,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:46:59,561 INFO L93 Difference]: Finished difference Result 595 states and 917 transitions. [2025-03-08 12:46:59,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 12:46:59,561 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 141 [2025-03-08 12:46:59,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:46:59,565 INFO L225 Difference]: With dead ends: 595 [2025-03-08 12:46:59,565 INFO L226 Difference]: Without dead ends: 376 [2025-03-08 12:46:59,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 12:46:59,566 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 126 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 12:46:59,566 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 466 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 12:46:59,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2025-03-08 12:46:59,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 288. [2025-03-08 12:46:59,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 218 states have (on average 1.4403669724770642) internal successors, (314), 219 states have internal predecessors, (314), 64 states have call successors, (64), 5 states have call predecessors, (64), 5 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2025-03-08 12:46:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 442 transitions. [2025-03-08 12:46:59,600 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 442 transitions. Word has length 141 [2025-03-08 12:46:59,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:46:59,601 INFO L471 AbstractCegarLoop]: Abstraction has 288 states and 442 transitions. [2025-03-08 12:46:59,601 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-08 12:46:59,601 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 442 transitions. [2025-03-08 12:46:59,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-08 12:46:59,602 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:59,602 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:59,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 12:46:59,602 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:59,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:59,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1690319516, now seen corresponding path program 1 times [2025-03-08 12:46:59,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:59,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198289349] [2025-03-08 12:46:59,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:59,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:59,612 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 12:46:59,712 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 12:46:59,713 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:59,713 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 12:46:59,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1852859345] [2025-03-08 12:46:59,718 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:59,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:46:59,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:46:59,720 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 12:46:59,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 12:46:59,770 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 12:46:59,817 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 12:46:59,817 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:59,817 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 12:46:59,817 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 12:46:59,839 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-08 12:46:59,882 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-08 12:46:59,882 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:59,882 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 12:46:59,953 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 12:46:59,953 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 12:46:59,954 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 12:46:59,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-08 12:47:00,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2025-03-08 12:47:00,159 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-08 12:47:00,237 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 12:47:00,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 12:47:00 BoogieIcfgContainer [2025-03-08 12:47:00,241 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 12:47:00,242 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 12:47:00,242 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 12:47:00,242 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 12:47:00,243 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:46:57" (3/4) ... [2025-03-08 12:47:00,244 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 12:47:00,245 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 12:47:00,246 INFO L158 Benchmark]: Toolchain (without parser) took 3632.95ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 53.6MB in the end (delta: 59.1MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2025-03-08 12:47:00,246 INFO L158 Benchmark]: CDTParser took 0.89ms. Allocated memory is still 226.5MB. Free memory is still 146.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:47:00,247 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.71ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 96.9MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 12:47:00,247 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.52ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 92.3MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:47:00,247 INFO L158 Benchmark]: Boogie Preprocessor took 47.73ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 87.3MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 12:47:00,247 INFO L158 Benchmark]: IcfgBuilder took 524.91ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 56.1MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-08 12:47:00,247 INFO L158 Benchmark]: TraceAbstraction took 2771.64ms. Allocated memory is still 142.6MB. Free memory was 55.6MB in the beginning and 53.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:47:00,248 INFO L158 Benchmark]: Witness Printer took 2.99ms. Allocated memory is still 142.6MB. Free memory was 53.6MB in the beginning and 53.6MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:47:00,249 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89ms. Allocated memory is still 226.5MB. Free memory is still 146.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.71ms. Allocated memory is still 142.6MB. Free memory was 112.1MB in the beginning and 96.9MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.52ms. Allocated memory is still 142.6MB. Free memory was 96.9MB in the beginning and 92.3MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.73ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 87.3MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 524.91ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 56.1MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2771.64ms. Allocated memory is still 142.6MB. Free memory was 55.6MB in the beginning and 53.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.99ms. Allocated memory is still 142.6MB. Free memory was 53.6MB in the beginning and 53.6MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 52, overapproximation of someBinaryDOUBLEComparisonOperation at line 173, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 155, overapproximation of someBinaryDOUBLEComparisonOperation at line 157. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 25; [L23] unsigned char var_1_2 = 25; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] signed long int var_1_5 = 4; [L27] unsigned char var_1_7 = 0; [L28] unsigned char var_1_8 = 1; [L29] unsigned char var_1_9 = 0; [L30] unsigned char var_1_10 = 0; [L31] double var_1_11 = 7.3; [L32] double var_1_12 = 1.25; [L33] double var_1_13 = 128.8; [L34] signed char var_1_14 = -1; [L35] signed char var_1_15 = 10; [L36] signed short int var_1_16 = 8; [L37] unsigned long int var_1_18 = 128; [L38] unsigned long int var_1_19 = 3963666122; [L39] float var_1_20 = 15.875; [L40] signed short int var_1_23 = -10; [L41] unsigned long int var_1_30 = 1000000000; [L42] float var_1_33 = 99.25; [L43] signed long int var_1_34 = 10; [L44] unsigned char var_1_35 = 16; [L45] signed long int var_1_39 = -128; [L46] signed long int var_1_40 = 1792665454; [L47] unsigned char last_1_var_1_8 = 1; [L48] signed char last_1_var_1_14 = -1; VAL [isInitial=0, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=25, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L177] isInitial = 1 [L178] FCALL initially() [L179] COND TRUE 1 [L180] CALL updateLastVariables() [L169] last_1_var_1_8 = var_1_8 [L170] last_1_var_1_14 = var_1_14 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=25, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L180] RET updateLastVariables() [L181] CALL updateVariables() [L136] var_1_2 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L137] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L138] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L138] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L139] var_1_3 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L140] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L141] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L141] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L142] var_1_4 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L143] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L144] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L144] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L145] var_1_7 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_8=1, var_1_9=0] [L146] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_8=1, var_1_9=0] [L147] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=0] [L147] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=0] [L148] var_1_9 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L149] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L150] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L151] var_1_10 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L152] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L153] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L154] var_1_12 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L155] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L156] var_1_13 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L157] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L158] var_1_15 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_15 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L159] RET assume_abort_if_not(var_1_15 >= -127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L160] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L161] var_1_19 = __VERIFIER_nondet_ulong() [L162] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L162] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L163] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L164] var_1_40 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_40 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L165] RET assume_abort_if_not(var_1_40 >= 1073741823) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L166] CALL assume_abort_if_not(var_1_40 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L166] RET assume_abort_if_not(var_1_40 <= 2147483646) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L181] RET updateVariables() [L182] CALL step() [L52] var_1_20 = ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L53] COND FALSE !(128u <= var_1_1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=1000000000, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L68] COND TRUE var_1_2 >= var_1_2 [L69] var_1_30 = (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))) - var_1_3) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L71] var_1_33 = var_1_12 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L72] COND TRUE \read(var_1_10) [L73] var_1_34 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=16, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L75] COND TRUE var_1_19 > var_1_3 [L76] var_1_35 = var_1_4 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L84] EXPR var_1_4 >> var_1_4 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=-128, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L84] COND FALSE !(var_1_2 > (var_1_4 >> var_1_4)) [L91] var_1_39 = var_1_2 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L93] unsigned char stepLocal_0 = last_1_var_1_8; VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, stepLocal_0=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L94] COND TRUE stepLocal_0 && last_1_var_1_8 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=4, var_1_7=-255, var_1_8=1, var_1_9=1] [L95] COND TRUE \read(last_1_var_1_8) [L96] var_1_5 = (((((last_1_var_1_14) < 0 ) ? -(last_1_var_1_14) : (last_1_var_1_14))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L101] COND TRUE var_1_5 < var_1_3 [L102] var_1_8 = ((var_1_7 || (last_1_var_1_8 || var_1_9)) && var_1_10) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=25, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L106] var_1_1 = (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L107] COND FALSE !((64.4f + 1.5f) <= var_1_13) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L112] unsigned char stepLocal_3 = var_1_9 && var_1_8; VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, stepLocal_3=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=128, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L113] COND TRUE stepLocal_3 || (var_1_8 && var_1_10) [L114] var_1_18 = (var_1_19 - (((((1991720936u - var_1_1)) < (var_1_2)) ? ((1991720936u - var_1_1)) : (var_1_2)))) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L118] signed long int stepLocal_1 = 8 + var_1_14; VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, stepLocal_1=7, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L119] COND FALSE !(var_1_4 == stepLocal_1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L122] EXPR var_1_15 & var_1_1 VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L122] unsigned long int stepLocal_2 = var_1_18 * (var_1_15 & var_1_1); [L123] COND FALSE !(var_1_12 >= 9.6) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, stepLocal_2=0, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L182] RET step() [L183] CALL, EXPR property() [L173] EXPR (((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((last_1_var_1_8 && last_1_var_1_8) ? (last_1_var_1_8 ? (var_1_5 == ((signed long int) (((((last_1_var_1_14) < 0 ) ? -(last_1_var_1_14) : (last_1_var_1_14))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_5 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (last_1_var_1_8 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_14)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_1 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_1))) : (((var_1_18 * (var_1_15 & var_1_1)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_18)) : (var_1_16 == ((signed short int) var_1_4)))) : 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L173-L174] return ((((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((last_1_var_1_8 && last_1_var_1_8) ? (last_1_var_1_8 ? (var_1_5 == ((signed long int) (((((last_1_var_1_14) < 0 ) ? -(last_1_var_1_14) : (last_1_var_1_14))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_5 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (last_1_var_1_8 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_14)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_1 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_1))) : (((var_1_18 * (var_1_15 & var_1_1)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_18)) : (var_1_16 == ((signed short int) var_1_4)))) : 1)) && (((var_1_9 && var_1_8) || (var_1_8 && var_1_10)) ? (var_1_18 == ((unsigned long int) (var_1_19 - (((((1991720936u - var_1_1)) < (var_1_2)) ? ((1991720936u - var_1_1)) : (var_1_2)))))) : (var_1_18 == ((unsigned long int) var_1_2))) ; [L183] RET, EXPR property() [L183] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=3, var_1_13=2, var_1_14=-1, var_1_15=0, var_1_16=8, var_1_18=-2147483649, var_1_19=-2147483649, var_1_1=50, var_1_20=2, var_1_23=-10, var_1_2=0, var_1_30=-2147483651, var_1_33=3, var_1_34=0, var_1_35=0, var_1_39=0, var_1_3=2, var_1_40=1073741823, var_1_4=0, var_1_5=1, var_1_7=-255, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 94 locations, 166 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 4, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 332 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 332 mSDsluCounter, 1032 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 641 mSDsCounter, 67 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 217 IncrementalHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 67 mSolverCounterUnsat, 391 mSDtfsCounter, 217 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 157 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=288occurred in iteration=3, InterpolantAutomatonStates: 12, 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, 93 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 848 NumberOfCodeBlocks, 848 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 560 ConstructedInterpolants, 0 QuantifiedInterpolants, 886 SizeOfPredicates, 0 NumberOfNonLiveVariables, 338 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 3002/3040 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-08 12:47:00,266 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c30a7e667426b39d31a60181ec3dc8a88daec5569bf33b1d3795c06dd3518fa6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 12:47:02,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 12:47:02,259 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 12:47:02,267 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 12:47:02,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 12:47:02,287 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 12:47:02,289 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 12:47:02,289 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 12:47:02,290 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 12:47:02,290 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 12:47:02,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 12:47:02,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 12:47:02,291 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 12:47:02,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 12:47:02,291 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 12:47:02,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 12:47:02,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 12:47:02,292 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 12:47:02,292 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 12:47:02,292 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 12:47:02,292 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 12:47:02,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 12:47:02,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 12:47:02,292 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 12:47:02,292 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 12:47:02,293 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 12:47:02,293 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 12:47:02,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 12:47:02,293 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 12:47:02,293 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 12:47:02,293 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 12:47:02,293 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:47:02,294 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 12:47:02,294 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c30a7e667426b39d31a60181ec3dc8a88daec5569bf33b1d3795c06dd3518fa6 [2025-03-08 12:47:02,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 12:47:02,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 12:47:02,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 12:47:02,542 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 12:47:02,542 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 12:47:02,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-08 12:47:03,781 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02c9159ad/44bd03978ced4d6e91bdfadbd8b8b966/FLAG4be1c8d14 [2025-03-08 12:47:03,947 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 12:47:03,947 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-08 12:47:03,957 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02c9159ad/44bd03978ced4d6e91bdfadbd8b8b966/FLAG4be1c8d14 [2025-03-08 12:47:03,975 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02c9159ad/44bd03978ced4d6e91bdfadbd8b8b966 [2025-03-08 12:47:03,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 12:47:03,978 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 12:47:03,979 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 12:47:03,979 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 12:47:03,983 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 12:47:03,984 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:47:03" (1/1) ... [2025-03-08 12:47:03,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c9f05d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:03, skipping insertion in model container [2025-03-08 12:47:03,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:47:03" (1/1) ... [2025-03-08 12:47:04,004 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 12:47:04,112 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i[919,932] [2025-03-08 12:47:04,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:47:04,197 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 12:47:04,207 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i[919,932] [2025-03-08 12:47:04,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:47:04,263 INFO L204 MainTranslator]: Completed translation [2025-03-08 12:47:04,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04 WrapperNode [2025-03-08 12:47:04,264 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 12:47:04,265 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 12:47:04,265 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 12:47:04,265 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 12:47:04,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,299 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2025-03-08 12:47:04,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 12:47:04,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 12:47:04,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 12:47:04,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 12:47:04,307 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,313 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,323 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 12:47:04,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,330 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,331 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,333 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 12:47:04,336 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 12:47:04,336 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 12:47:04,336 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 12:47:04,337 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (1/1) ... [2025-03-08 12:47:04,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:47:04,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:47:04,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 12:47:04,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 12:47:04,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 12:47:04,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 12:47:04,392 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 12:47:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 12:47:04,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 12:47:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 12:47:04,450 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 12:47:04,452 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 12:47:05,274 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-03-08 12:47:05,274 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 12:47:05,282 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 12:47:05,283 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 12:47:05,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:47:05 BoogieIcfgContainer [2025-03-08 12:47:05,283 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 12:47:05,285 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 12:47:05,285 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 12:47:05,288 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 12:47:05,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 12:47:03" (1/3) ... [2025-03-08 12:47:05,288 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e8a5dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:47:05, skipping insertion in model container [2025-03-08 12:47:05,288 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:04" (2/3) ... [2025-03-08 12:47:05,289 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e8a5dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:47:05, skipping insertion in model container [2025-03-08 12:47:05,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:47:05" (3/3) ... [2025-03-08 12:47:05,289 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i [2025-03-08 12:47:05,299 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 12:47:05,300 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-17.i that has 2 procedures, 76 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 12:47:05,338 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 12:47:05,346 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;@8f054e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 12:47:05,346 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 12:47:05,349 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-08 12:47:05,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-03-08 12:47:05,356 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:05,357 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:05,357 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:05,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:05,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1141523968, now seen corresponding path program 1 times [2025-03-08 12:47:05,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:05,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [995441986] [2025-03-08 12:47:05,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:05,369 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:05,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:05,371 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 12:47:05,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-08 12:47:05,459 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-03-08 12:47:05,602 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-03-08 12:47:05,603 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:05,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:05,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 12:47:05,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:05,648 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 374 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2025-03-08 12:47:05,648 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:47:05,648 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:47:05,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [995441986] [2025-03-08 12:47:05,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [995441986] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:05,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:05,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 12:47:05,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450699936] [2025-03-08 12:47:05,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:05,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 12:47:05,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:47:05,667 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 12:47:05,667 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:47:05,669 INFO L87 Difference]: Start difference. First operand has 76 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 12:47:05,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:05,687 INFO L93 Difference]: Finished difference Result 146 states and 251 transitions. [2025-03-08 12:47:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 12:47:05,689 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 137 [2025-03-08 12:47:05,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:05,694 INFO L225 Difference]: With dead ends: 146 [2025-03-08 12:47:05,695 INFO L226 Difference]: Without dead ends: 73 [2025-03-08 12:47:05,698 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:47:05,699 INFO L435 NwaCegarLoop]: 112 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, 112 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:05,700 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:47:05,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2025-03-08 12:47:05,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2025-03-08 12:47:05,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 51 states have (on average 1.411764705882353) internal successors, (72), 51 states have internal predecessors, (72), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2025-03-08 12:47:05,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 112 transitions. [2025-03-08 12:47:05,732 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 112 transitions. Word has length 137 [2025-03-08 12:47:05,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:05,733 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 112 transitions. [2025-03-08 12:47:05,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 12:47:05,733 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2025-03-08 12:47:05,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-03-08 12:47:05,736 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:05,736 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:05,745 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-08 12:47:05,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:05,941 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:05,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:05,942 INFO L85 PathProgramCache]: Analyzing trace with hash -687216226, now seen corresponding path program 1 times [2025-03-08 12:47:05,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:05,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1961259617] [2025-03-08 12:47:05,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:05,943 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:05,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:05,945 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 12:47:05,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-08 12:47:05,998 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-03-08 12:47:06,132 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-03-08 12:47:06,132 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:06,133 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:06,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-08 12:47:06,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:06,298 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 399 proven. 27 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2025-03-08 12:47:06,298 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:47:06,508 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2025-03-08 12:47:06,508 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:47:06,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1961259617] [2025-03-08 12:47:06,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1961259617] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:47:06,509 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 12:47:06,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2025-03-08 12:47:06,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893461442] [2025-03-08 12:47:06,509 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 12:47:06,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-08 12:47:06,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:47:06,510 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-08 12:47:06,511 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 12:47:06,511 INFO L87 Difference]: Start difference. First operand 73 states and 112 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-03-08 12:47:06,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:06,983 INFO L93 Difference]: Finished difference Result 167 states and 253 transitions. [2025-03-08 12:47:06,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-08 12:47:06,983 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 137 [2025-03-08 12:47:06,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:06,985 INFO L225 Difference]: With dead ends: 167 [2025-03-08 12:47:06,985 INFO L226 Difference]: Without dead ends: 97 [2025-03-08 12:47:06,985 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 266 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-03-08 12:47:06,986 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 113 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:06,986 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 215 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-08 12:47:06,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2025-03-08 12:47:06,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 92. [2025-03-08 12:47:06,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 59 states have (on average 1.2881355932203389) internal successors, (76), 60 states have internal predecessors, (76), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2025-03-08 12:47:06,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 136 transitions. [2025-03-08 12:47:06,996 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 136 transitions. Word has length 137 [2025-03-08 12:47:06,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:06,996 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 136 transitions. [2025-03-08 12:47:06,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-03-08 12:47:06,997 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 136 transitions. [2025-03-08 12:47:06,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2025-03-08 12:47:06,998 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:06,998 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:07,005 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-03-08 12:47:07,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:07,198 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:07,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:07,199 INFO L85 PathProgramCache]: Analyzing trace with hash 309856127, now seen corresponding path program 1 times [2025-03-08 12:47:07,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:07,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [998926770] [2025-03-08 12:47:07,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:07,200 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:07,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:07,202 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 12:47:07,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-08 12:47:07,233 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 137 statements into 1 equivalence classes. [2025-03-08 12:47:07,352 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 137 of 137 statements. [2025-03-08 12:47:07,352 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:07,352 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:07,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-08 12:47:07,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2025-03-08 12:47:07,617 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:47:07,617 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:47:07,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [998926770] [2025-03-08 12:47:07,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [998926770] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:07,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:07,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 12:47:07,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705780613] [2025-03-08 12:47:07,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:07,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 12:47:07,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:47:07,619 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 12:47:07,619 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:47:07,619 INFO L87 Difference]: Start difference. First operand 92 states and 136 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-08 12:47:08,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:08,203 INFO L93 Difference]: Finished difference Result 223 states and 325 transitions. [2025-03-08 12:47:08,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 12:47:08,210 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 137 [2025-03-08 12:47:08,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:08,212 INFO L225 Difference]: With dead ends: 223 [2025-03-08 12:47:08,212 INFO L226 Difference]: Without dead ends: 150 [2025-03-08 12:47:08,212 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2025-03-08 12:47:08,213 INFO L435 NwaCegarLoop]: 101 mSDtfsCounter, 80 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:08,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 351 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 12:47:08,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2025-03-08 12:47:08,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 132. [2025-03-08 12:47:08,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 87 states have (on average 1.2873563218390804) internal successors, (112), 87 states have internal predecessors, (112), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2025-03-08 12:47:08,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 192 transitions. [2025-03-08 12:47:08,228 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 192 transitions. Word has length 137 [2025-03-08 12:47:08,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:08,228 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 192 transitions. [2025-03-08 12:47:08,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2025-03-08 12:47:08,228 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 192 transitions. [2025-03-08 12:47:08,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-03-08 12:47:08,229 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:08,230 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:08,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2025-03-08 12:47:08,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:08,430 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:08,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:08,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1941619850, now seen corresponding path program 1 times [2025-03-08 12:47:08,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:08,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [155221566] [2025-03-08 12:47:08,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:08,431 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:08,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:08,433 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 12:47:08,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2025-03-08 12:47:08,465 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-03-08 12:47:08,585 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-03-08 12:47:08,585 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:08,585 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:08,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 28 conjuncts are in the unsatisfiable core [2025-03-08 12:47:08,596 INFO L279 TraceCheckSpWp]: Computing forward predicates...