./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-21.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-21.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 970538dd9083d93a461fb14f2c7c5ecaf35f3c2afcba98b5255f20442a223b33 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 12:47:28,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 12:47:29,047 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 12:47:29,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 12:47:29,056 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 12:47:29,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 12:47:29,076 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 12:47:29,076 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 12:47:29,076 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 12:47:29,076 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 12:47:29,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 12:47:29,076 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 12:47:29,077 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 12:47:29,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 12:47:29,077 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 12:47:29,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 12:47:29,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 12:47:29,077 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 12:47:29,077 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 12:47:29,077 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 12:47:29,078 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 12:47:29,078 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 12:47:29,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:47:29,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 12:47:29,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 12:47:29,079 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 12:47:29,079 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 12:47:29,079 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 12:47:29,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 12:47:29,079 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 12:47:29,079 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 12:47:29,079 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 12:47:29,080 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 12:47:29,080 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 -> 970538dd9083d93a461fb14f2c7c5ecaf35f3c2afcba98b5255f20442a223b33 [2025-03-08 12:47:29,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 12:47:29,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 12:47:29,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 12:47:29,366 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 12:47:29,366 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 12:47:29,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-21.i [2025-03-08 12:47:30,583 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1357b146a/ee6da8336bdf468c8ba2f841fc4b7c96/FLAGfa9a72950 [2025-03-08 12:47:30,815 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 12:47:30,817 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-21.i [2025-03-08 12:47:30,823 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1357b146a/ee6da8336bdf468c8ba2f841fc4b7c96/FLAGfa9a72950 [2025-03-08 12:47:30,833 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1357b146a/ee6da8336bdf468c8ba2f841fc4b7c96 [2025-03-08 12:47:30,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 12:47:30,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 12:47:30,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 12:47:30,839 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 12:47:30,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 12:47:30,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:47:30" (1/1) ... [2025-03-08 12:47:30,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a36d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:30, skipping insertion in model container [2025-03-08 12:47:30,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:47:30" (1/1) ... [2025-03-08 12:47:30,862 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 12:47:30,965 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-21.i[919,932] [2025-03-08 12:47:31,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:47:31,059 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 12:47:31,070 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-21.i[919,932] [2025-03-08 12:47:31,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:47:31,132 INFO L204 MainTranslator]: Completed translation [2025-03-08 12:47:31,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31 WrapperNode [2025-03-08 12:47:31,133 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 12:47:31,134 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 12:47:31,134 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 12:47:31,134 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 12:47:31,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,146 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,180 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 264 [2025-03-08 12:47:31,180 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 12:47:31,181 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 12:47:31,181 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 12:47:31,181 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 12:47:31,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,194 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,221 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 12:47:31,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,234 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,238 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 12:47:31,253 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 12:47:31,254 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 12:47:31,254 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 12:47:31,255 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (1/1) ... [2025-03-08 12:47:31,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:47:31,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:47:31,283 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 12:47:31,285 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 12:47:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 12:47:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 12:47:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 12:47:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 12:47:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 12:47:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 12:47:31,372 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 12:47:31,374 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 12:47:31,812 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L183: havoc property_#t~ite27#1;havoc property_#t~bitwise26#1;havoc property_#t~short28#1; [2025-03-08 12:47:31,849 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2025-03-08 12:47:31,851 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 12:47:31,869 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 12:47:31,869 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 12:47:31,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:47:31 BoogieIcfgContainer [2025-03-08 12:47:31,870 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 12:47:31,871 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 12:47:31,871 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 12:47:31,877 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 12:47:31,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 12:47:30" (1/3) ... [2025-03-08 12:47:31,878 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c17d0b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:47:31, skipping insertion in model container [2025-03-08 12:47:31,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:31" (2/3) ... [2025-03-08 12:47:31,878 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c17d0b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:47:31, skipping insertion in model container [2025-03-08 12:47:31,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:47:31" (3/3) ... [2025-03-08 12:47:31,879 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-21.i [2025-03-08 12:47:31,890 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 12:47:31,892 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-21.i that has 2 procedures, 109 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 12:47:31,937 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 12:47:31,948 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;@16935e7a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 12:47:31,948 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 12:47:31,953 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 78 states have (on average 1.4615384615384615) internal successors, (114), 79 states have internal predecessors, (114), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-08 12:47:31,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2025-03-08 12:47:31,963 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:31,964 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:31,964 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:31,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:31,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1773056705, now seen corresponding path program 1 times [2025-03-08 12:47:31,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:31,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336232892] [2025-03-08 12:47:31,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:31,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:32,052 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-03-08 12:47:32,077 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-03-08 12:47:32,078 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:32,078 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:32,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-08 12:47:32,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:47:32,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336232892] [2025-03-08 12:47:32,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336232892] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:47:32,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [873155920] [2025-03-08 12:47:32,285 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:32,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:47:32,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:47:32,287 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 12:47:32,289 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 12:47:32,368 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-03-08 12:47:32,469 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-03-08 12:47:32,470 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:32,470 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:32,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 12:47:32,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:32,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-08 12:47:32,512 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:47:32,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [873155920] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:32,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 12:47:32,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 12:47:32,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679073861] [2025-03-08 12:47:32,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:32,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 12:47:32,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:47:32,533 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 12:47:32,534 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:47:32,535 INFO L87 Difference]: Start difference. First operand has 109 states, 78 states have (on average 1.4615384615384615) internal successors, (114), 79 states have internal predecessors, (114), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-08 12:47:32,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:32,572 INFO L93 Difference]: Finished difference Result 212 states and 363 transitions. [2025-03-08 12:47:32,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 12:47:32,574 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 185 [2025-03-08 12:47:32,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:32,580 INFO L225 Difference]: With dead ends: 212 [2025-03-08 12:47:32,580 INFO L226 Difference]: Without dead ends: 106 [2025-03-08 12:47:32,586 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 186 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 12:47:32,589 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:32,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:47:32,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2025-03-08 12:47:32,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2025-03-08 12:47:32,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 76 states have (on average 1.4342105263157894) internal successors, (109), 76 states have internal predecessors, (109), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-08 12:47:32,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 165 transitions. [2025-03-08 12:47:32,627 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 165 transitions. Word has length 185 [2025-03-08 12:47:32,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:32,628 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 165 transitions. [2025-03-08 12:47:32,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-08 12:47:32,628 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 165 transitions. [2025-03-08 12:47:32,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2025-03-08 12:47:32,633 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:32,633 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:32,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-08 12:47:32,834 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 12:47:32,834 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:32,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:32,835 INFO L85 PathProgramCache]: Analyzing trace with hash 988450885, now seen corresponding path program 1 times [2025-03-08 12:47:32,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:32,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835840950] [2025-03-08 12:47:32,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:32,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:32,861 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-03-08 12:47:32,921 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-03-08 12:47:32,921 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:32,921 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:33,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-03-08 12:47:33,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:47:33,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835840950] [2025-03-08 12:47:33,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835840950] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:33,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:33,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 12:47:33,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746779520] [2025-03-08 12:47:33,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:33,273 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 12:47:33,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:47:33,274 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 12:47:33,274 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:47:33,274 INFO L87 Difference]: Start difference. First operand 106 states and 165 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:33,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:33,347 INFO L93 Difference]: Finished difference Result 299 states and 473 transitions. [2025-03-08 12:47:33,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 12:47:33,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2025-03-08 12:47:33,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:33,350 INFO L225 Difference]: With dead ends: 299 [2025-03-08 12:47:33,351 INFO L226 Difference]: Without dead ends: 196 [2025-03-08 12:47:33,352 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:47:33,354 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 90 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:33,354 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 299 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:47:33,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2025-03-08 12:47:33,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 178. [2025-03-08 12:47:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 119 states have (on average 1.411764705882353) internal successors, (168), 119 states have internal predecessors, (168), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-03-08 12:47:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 280 transitions. [2025-03-08 12:47:33,393 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 280 transitions. Word has length 185 [2025-03-08 12:47:33,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:33,394 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 280 transitions. [2025-03-08 12:47:33,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:33,394 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 280 transitions. [2025-03-08 12:47:33,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-03-08 12:47:33,400 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:33,400 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:33,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 12:47:33,400 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:33,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:33,401 INFO L85 PathProgramCache]: Analyzing trace with hash 626345209, now seen corresponding path program 1 times [2025-03-08 12:47:33,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:33,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047775648] [2025-03-08 12:47:33,401 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:33,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:33,428 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-03-08 12:47:33,492 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-03-08 12:47:33,493 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:33,493 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:33,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-03-08 12:47:33,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:47:33,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047775648] [2025-03-08 12:47:33,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047775648] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:33,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:33,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 12:47:33,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400894119] [2025-03-08 12:47:33,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:33,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 12:47:33,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:47:33,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 12:47:33,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 12:47:33,780 INFO L87 Difference]: Start difference. First operand 178 states and 280 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:33,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:33,872 INFO L93 Difference]: Finished difference Result 300 states and 474 transitions. [2025-03-08 12:47:33,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 12:47:33,873 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 186 [2025-03-08 12:47:33,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:33,876 INFO L225 Difference]: With dead ends: 300 [2025-03-08 12:47:33,878 INFO L226 Difference]: Without dead ends: 197 [2025-03-08 12:47:33,878 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:47:33,879 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 90 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:33,879 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 447 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 12:47:33,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2025-03-08 12:47:33,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 180. [2025-03-08 12:47:33,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 121 states have (on average 1.4132231404958677) internal successors, (171), 121 states have internal predecessors, (171), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-03-08 12:47:33,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 283 transitions. [2025-03-08 12:47:33,899 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 283 transitions. Word has length 186 [2025-03-08 12:47:33,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:33,900 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 283 transitions. [2025-03-08 12:47:33,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:33,900 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 283 transitions. [2025-03-08 12:47:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2025-03-08 12:47:33,901 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:33,901 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:33,902 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 12:47:33,902 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:33,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:33,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1461372386, now seen corresponding path program 1 times [2025-03-08 12:47:33,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:33,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428010489] [2025-03-08 12:47:33,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:33,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:33,916 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 187 statements into 1 equivalence classes. [2025-03-08 12:47:33,966 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 187 of 187 statements. [2025-03-08 12:47:33,967 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:33,967 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:34,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-03-08 12:47:34,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:47:34,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428010489] [2025-03-08 12:47:34,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428010489] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:34,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:34,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 12:47:34,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903610824] [2025-03-08 12:47:34,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:34,200 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 12:47:34,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:47:34,200 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 12:47:34,200 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-08 12:47:34,201 INFO L87 Difference]: Start difference. First operand 180 states and 283 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:34,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:34,316 INFO L93 Difference]: Finished difference Result 381 states and 586 transitions. [2025-03-08 12:47:34,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 12:47:34,318 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2025-03-08 12:47:34,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:34,320 INFO L225 Difference]: With dead ends: 381 [2025-03-08 12:47:34,320 INFO L226 Difference]: Without dead ends: 278 [2025-03-08 12:47:34,321 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-08 12:47:34,321 INFO L435 NwaCegarLoop]: 247 mSDtfsCounter, 134 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:34,324 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 438 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 12:47:34,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2025-03-08 12:47:34,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 238. [2025-03-08 12:47:34,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 164 states have (on average 1.396341463414634) internal successors, (229), 165 states have internal predecessors, (229), 70 states have call successors, (70), 3 states have call predecessors, (70), 3 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2025-03-08 12:47:34,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 369 transitions. [2025-03-08 12:47:34,364 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 369 transitions. Word has length 187 [2025-03-08 12:47:34,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:34,365 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 369 transitions. [2025-03-08 12:47:34,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:34,365 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 369 transitions. [2025-03-08 12:47:34,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2025-03-08 12:47:34,366 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:34,367 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:34,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 12:47:34,367 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:34,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:34,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1026140447, now seen corresponding path program 1 times [2025-03-08 12:47:34,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:34,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31130100] [2025-03-08 12:47:34,367 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:34,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:34,388 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 187 statements into 1 equivalence classes. [2025-03-08 12:47:34,430 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 187 of 187 statements. [2025-03-08 12:47:34,430 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:34,431 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:35,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-03-08 12:47:35,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:47:35,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31130100] [2025-03-08 12:47:35,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31130100] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:35,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:35,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-08 12:47:35,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096914608] [2025-03-08 12:47:35,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:35,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-08 12:47:35,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:47:35,421 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-08 12:47:35,421 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2025-03-08 12:47:35,421 INFO L87 Difference]: Start difference. First operand 238 states and 369 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:35,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:35,720 INFO L93 Difference]: Finished difference Result 547 states and 819 transitions. [2025-03-08 12:47:35,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 12:47:35,721 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2025-03-08 12:47:35,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:35,724 INFO L225 Difference]: With dead ends: 547 [2025-03-08 12:47:35,726 INFO L226 Difference]: Without dead ends: 386 [2025-03-08 12:47:35,727 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2025-03-08 12:47:35,728 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 135 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:35,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 478 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 12:47:35,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2025-03-08 12:47:35,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 357. [2025-03-08 12:47:35,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 263 states have (on average 1.3802281368821292) internal successors, (363), 266 states have internal predecessors, (363), 86 states have call successors, (86), 7 states have call predecessors, (86), 7 states have return successors, (86), 83 states have call predecessors, (86), 86 states have call successors, (86) [2025-03-08 12:47:35,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 535 transitions. [2025-03-08 12:47:35,771 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 535 transitions. Word has length 187 [2025-03-08 12:47:35,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:35,771 INFO L471 AbstractCegarLoop]: Abstraction has 357 states and 535 transitions. [2025-03-08 12:47:35,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:35,772 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 535 transitions. [2025-03-08 12:47:35,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2025-03-08 12:47:35,774 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:35,775 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:35,775 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 12:47:35,775 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:35,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:35,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1155223166, now seen corresponding path program 1 times [2025-03-08 12:47:35,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:35,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666553633] [2025-03-08 12:47:35,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:35,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:35,793 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 187 statements into 1 equivalence classes. [2025-03-08 12:47:35,805 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 187 of 187 statements. [2025-03-08 12:47:35,805 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:35,806 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-03-08 12:47:35,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:47:35,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666553633] [2025-03-08 12:47:35,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666553633] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:35,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:35,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 12:47:35,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712490739] [2025-03-08 12:47:35,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:35,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 12:47:35,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:47:35,876 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 12:47:35,876 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:47:35,876 INFO L87 Difference]: Start difference. First operand 357 states and 535 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:35,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:35,915 INFO L93 Difference]: Finished difference Result 610 states and 907 transitions. [2025-03-08 12:47:35,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 12:47:35,916 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2025-03-08 12:47:35,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:35,918 INFO L225 Difference]: With dead ends: 610 [2025-03-08 12:47:35,918 INFO L226 Difference]: Without dead ends: 330 [2025-03-08 12:47:35,919 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:47:35,919 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:35,921 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 311 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:47:35,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2025-03-08 12:47:35,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 330. [2025-03-08 12:47:35,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 236 states have (on average 1.3432203389830508) internal successors, (317), 239 states have internal predecessors, (317), 86 states have call successors, (86), 7 states have call predecessors, (86), 7 states have return successors, (86), 83 states have call predecessors, (86), 86 states have call successors, (86) [2025-03-08 12:47:35,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 489 transitions. [2025-03-08 12:47:35,943 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 489 transitions. Word has length 187 [2025-03-08 12:47:35,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:35,944 INFO L471 AbstractCegarLoop]: Abstraction has 330 states and 489 transitions. [2025-03-08 12:47:35,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:35,944 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 489 transitions. [2025-03-08 12:47:35,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2025-03-08 12:47:35,945 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:35,945 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:35,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 12:47:35,946 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:35,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:35,946 INFO L85 PathProgramCache]: Analyzing trace with hash 520581822, now seen corresponding path program 1 times [2025-03-08 12:47:35,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:35,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967122917] [2025-03-08 12:47:35,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:35,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:35,956 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 187 statements into 1 equivalence classes. [2025-03-08 12:47:35,963 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 187 of 187 statements. [2025-03-08 12:47:35,963 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:35,963 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:36,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2025-03-08 12:47:36,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:47:36,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967122917] [2025-03-08 12:47:36,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967122917] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:36,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:36,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 12:47:36,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657068413] [2025-03-08 12:47:36,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:36,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 12:47:36,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:47:36,007 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 12:47:36,008 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:47:36,008 INFO L87 Difference]: Start difference. First operand 330 states and 489 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:36,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:36,053 INFO L93 Difference]: Finished difference Result 507 states and 744 transitions. [2025-03-08 12:47:36,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 12:47:36,053 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2025-03-08 12:47:36,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:36,058 INFO L225 Difference]: With dead ends: 507 [2025-03-08 12:47:36,059 INFO L226 Difference]: Without dead ends: 254 [2025-03-08 12:47:36,060 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:47:36,060 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:36,060 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 302 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:47:36,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2025-03-08 12:47:36,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2025-03-08 12:47:36,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 176 states have (on average 1.3295454545454546) internal successors, (234), 177 states have internal predecessors, (234), 70 states have call successors, (70), 7 states have call predecessors, (70), 7 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2025-03-08 12:47:36,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 374 transitions. [2025-03-08 12:47:36,087 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 374 transitions. Word has length 187 [2025-03-08 12:47:36,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:36,087 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 374 transitions. [2025-03-08 12:47:36,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2025-03-08 12:47:36,088 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 374 transitions. [2025-03-08 12:47:36,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2025-03-08 12:47:36,091 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:36,091 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:36,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 12:47:36,091 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:36,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:36,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1890205304, now seen corresponding path program 1 times [2025-03-08 12:47:36,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:36,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857772960] [2025-03-08 12:47:36,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:36,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:36,107 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-03-08 12:47:36,141 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-03-08 12:47:36,141 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:36,141 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:36,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 18 proven. 63 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-08 12:47:36,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:47:36,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857772960] [2025-03-08 12:47:36,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857772960] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:47:36,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [618965286] [2025-03-08 12:47:36,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:36,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:47:36,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:47:36,259 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 12:47:36,262 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 12:47:36,328 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-03-08 12:47:36,375 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-03-08 12:47:36,375 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:36,375 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:36,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-08 12:47:36,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:36,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 827 proven. 51 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2025-03-08 12:47:36,824 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:47:37,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 30 proven. 51 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-08 12:47:37,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [618965286] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:47:37,058 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 12:47:37,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 13 [2025-03-08 12:47:37,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232826660] [2025-03-08 12:47:37,058 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 12:47:37,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2025-03-08 12:47:37,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:47:37,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2025-03-08 12:47:37,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2025-03-08 12:47:37,060 INFO L87 Difference]: Start difference. First operand 254 states and 374 transitions. Second operand has 13 states, 13 states have (on average 8.0) internal successors, (104), 13 states have internal predecessors, (104), 6 states have call successors, (76), 3 states have call predecessors, (76), 6 states have return successors, (76), 6 states have call predecessors, (76), 6 states have call successors, (76) [2025-03-08 12:47:37,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:37,405 INFO L93 Difference]: Finished difference Result 477 states and 678 transitions. [2025-03-08 12:47:37,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-08 12:47:37,406 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 8.0) internal successors, (104), 13 states have internal predecessors, (104), 6 states have call successors, (76), 3 states have call predecessors, (76), 6 states have return successors, (76), 6 states have call predecessors, (76), 6 states have call successors, (76) Word has length 189 [2025-03-08 12:47:37,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:37,408 INFO L225 Difference]: With dead ends: 477 [2025-03-08 12:47:37,408 INFO L226 Difference]: Without dead ends: 282 [2025-03-08 12:47:37,409 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=149, Invalid=313, Unknown=0, NotChecked=0, Total=462 [2025-03-08 12:47:37,409 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 590 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 591 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:37,409 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [591 Valid, 240 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 12:47:37,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2025-03-08 12:47:37,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 278. [2025-03-08 12:47:37,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 194 states have (on average 1.2577319587628866) internal successors, (244), 195 states have internal predecessors, (244), 70 states have call successors, (70), 13 states have call predecessors, (70), 13 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2025-03-08 12:47:37,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 384 transitions. [2025-03-08 12:47:37,435 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 384 transitions. Word has length 189 [2025-03-08 12:47:37,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:37,435 INFO L471 AbstractCegarLoop]: Abstraction has 278 states and 384 transitions. [2025-03-08 12:47:37,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.0) internal successors, (104), 13 states have internal predecessors, (104), 6 states have call successors, (76), 3 states have call predecessors, (76), 6 states have return successors, (76), 6 states have call predecessors, (76), 6 states have call successors, (76) [2025-03-08 12:47:37,435 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 384 transitions. [2025-03-08 12:47:37,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2025-03-08 12:47:37,436 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:37,436 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:37,444 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 12:47:37,637 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,SelfDestructingSolverStorable7 [2025-03-08 12:47:37,638 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:37,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:37,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1686446212, now seen corresponding path program 1 times [2025-03-08 12:47:37,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:37,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027454188] [2025-03-08 12:47:37,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:37,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:37,655 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 192 statements into 1 equivalence classes. [2025-03-08 12:47:37,680 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-03-08 12:47:37,680 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:37,680 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-08 12:47:37,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:47:37,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027454188] [2025-03-08 12:47:37,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027454188] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:47:37,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225309472] [2025-03-08 12:47:37,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:37,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:47:37,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:47:37,826 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 12:47:37,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 12:47:37,884 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 192 statements into 1 equivalence classes. [2025-03-08 12:47:37,931 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-03-08 12:47:37,932 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:37,932 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:37,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-08 12:47:37,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:38,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 777 proven. 36 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2025-03-08 12:47:38,076 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:47:38,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-08 12:47:38,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225309472] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:47:38,252 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 12:47:38,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2025-03-08 12:47:38,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501999719] [2025-03-08 12:47:38,252 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 12:47:38,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-08 12:47:38,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:47:38,253 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-08 12:47:38,253 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-03-08 12:47:38,253 INFO L87 Difference]: Start difference. First operand 278 states and 384 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2025-03-08 12:47:38,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:38,516 INFO L93 Difference]: Finished difference Result 417 states and 567 transitions. [2025-03-08 12:47:38,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2025-03-08 12:47:38,517 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) Word has length 192 [2025-03-08 12:47:38,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:38,518 INFO L225 Difference]: With dead ends: 417 [2025-03-08 12:47:38,518 INFO L226 Difference]: Without dead ends: 223 [2025-03-08 12:47:38,519 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 381 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2025-03-08 12:47:38,519 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 237 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:38,519 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 270 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 12:47:38,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2025-03-08 12:47:38,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 218. [2025-03-08 12:47:38,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 149 states have (on average 1.2416107382550337) internal successors, (185), 149 states have internal predecessors, (185), 56 states have call successors, (56), 12 states have call predecessors, (56), 12 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-03-08 12:47:38,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 297 transitions. [2025-03-08 12:47:38,544 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 297 transitions. Word has length 192 [2025-03-08 12:47:38,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:38,544 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 297 transitions. [2025-03-08 12:47:38,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 3 states have call successors, (55), 2 states have call predecessors, (55), 4 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2025-03-08 12:47:38,545 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 297 transitions. [2025-03-08 12:47:38,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2025-03-08 12:47:38,546 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:38,546 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:38,553 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-03-08 12:47:38,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:47:38,750 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:38,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:38,751 INFO L85 PathProgramCache]: Analyzing trace with hash 371439623, now seen corresponding path program 1 times [2025-03-08 12:47:38,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:38,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487060599] [2025-03-08 12:47:38,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:38,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:38,763 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 192 statements into 1 equivalence classes. [2025-03-08 12:47:38,815 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-03-08 12:47:38,815 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:38,815 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:39,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 36 proven. 45 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-08 12:47:39,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:47:39,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487060599] [2025-03-08 12:47:39,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487060599] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:47:39,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1430783540] [2025-03-08 12:47:39,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:39,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:47:39,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:47:39,023 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 12:47:39,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-08 12:47:39,079 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 192 statements into 1 equivalence classes. [2025-03-08 12:47:39,175 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-03-08 12:47:39,175 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:39,176 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:39,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 14 conjuncts are in the unsatisfiable core [2025-03-08 12:47:39,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:39,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 788 proven. 84 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2025-03-08 12:47:39,794 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:47:40,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 72 proven. 87 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2025-03-08 12:47:40,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1430783540] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:47:40,202 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 12:47:40,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 9] total 20 [2025-03-08 12:47:40,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786751542] [2025-03-08 12:47:40,203 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 12:47:40,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2025-03-08 12:47:40,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:47:40,204 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2025-03-08 12:47:40,204 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=253, Unknown=0, NotChecked=0, Total=380 [2025-03-08 12:47:40,204 INFO L87 Difference]: Start difference. First operand 218 states and 297 transitions. Second operand has 20 states, 19 states have (on average 7.473684210526316) internal successors, (142), 18 states have internal predecessors, (142), 8 states have call successors, (84), 4 states have call predecessors, (84), 8 states have return successors, (84), 8 states have call predecessors, (84), 8 states have call successors, (84) [2025-03-08 12:47:40,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:40,940 INFO L93 Difference]: Finished difference Result 436 states and 594 transitions. [2025-03-08 12:47:40,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-03-08 12:47:40,941 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.473684210526316) internal successors, (142), 18 states have internal predecessors, (142), 8 states have call successors, (84), 4 states have call predecessors, (84), 8 states have return successors, (84), 8 states have call predecessors, (84), 8 states have call successors, (84) Word has length 192 [2025-03-08 12:47:40,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:40,945 INFO L225 Difference]: With dead ends: 436 [2025-03-08 12:47:40,945 INFO L226 Difference]: Without dead ends: 309 [2025-03-08 12:47:40,946 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=247, Invalid=509, Unknown=0, NotChecked=0, Total=756 [2025-03-08 12:47:40,947 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 631 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 758 SdHoareTripleChecker+Invalid, 836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:40,947 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [644 Valid, 758 Invalid, 836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-03-08 12:47:40,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2025-03-08 12:47:40,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 224. [2025-03-08 12:47:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 154 states have (on average 1.2337662337662338) internal successors, (190), 154 states have internal predecessors, (190), 56 states have call successors, (56), 13 states have call predecessors, (56), 13 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-03-08 12:47:40,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 302 transitions. [2025-03-08 12:47:40,973 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 302 transitions. Word has length 192 [2025-03-08 12:47:40,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:40,974 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 302 transitions. [2025-03-08 12:47:40,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.473684210526316) internal successors, (142), 18 states have internal predecessors, (142), 8 states have call successors, (84), 4 states have call predecessors, (84), 8 states have return successors, (84), 8 states have call predecessors, (84), 8 states have call successors, (84) [2025-03-08 12:47:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 302 transitions. [2025-03-08 12:47:40,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2025-03-08 12:47:40,976 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:40,976 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:40,983 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-08 12:47:41,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:47:41,177 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:41,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:41,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1318954824, now seen corresponding path program 1 times [2025-03-08 12:47:41,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:47:41,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071869814] [2025-03-08 12:47:41,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:41,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:47:41,188 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-08 12:47:41,253 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-08 12:47:41,254 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:41,254 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 12:47:41,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1164636690] [2025-03-08 12:47:41,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:41,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:47:41,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:47:41,261 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 12:47:41,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-08 12:47:41,320 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-08 12:47:41,387 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-08 12:47:41,387 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:41,387 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 12:47:41,387 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 12:47:41,408 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 193 statements into 1 equivalence classes. [2025-03-08 12:47:41,441 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 193 of 193 statements. [2025-03-08 12:47:41,441 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:41,441 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 12:47:41,541 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 12:47:41,542 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 12:47:41,543 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 12:47:41,557 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-03-08 12:47:41,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2025-03-08 12:47:41,748 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:41,837 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 12:47:41,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 12:47:41 BoogieIcfgContainer [2025-03-08 12:47:41,839 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 12:47:41,840 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 12:47:41,840 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 12:47:41,840 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 12:47:41,840 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:47:31" (3/4) ... [2025-03-08 12:47:41,843 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 12:47:41,843 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 12:47:41,844 INFO L158 Benchmark]: Toolchain (without parser) took 11008.19ms. Allocated memory was 167.8MB in the beginning and 385.9MB in the end (delta: 218.1MB). Free memory was 123.1MB in the beginning and 192.2MB in the end (delta: -69.1MB). Peak memory consumption was 149.2MB. Max. memory is 16.1GB. [2025-03-08 12:47:41,844 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 201.3MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:47:41,845 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.16ms. Allocated memory is still 167.8MB. Free memory was 123.1MB in the beginning and 107.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 12:47:41,845 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.46ms. Allocated memory is still 167.8MB. Free memory was 107.0MB in the beginning and 102.4MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:47:41,845 INFO L158 Benchmark]: Boogie Preprocessor took 71.39ms. Allocated memory is still 167.8MB. Free memory was 102.4MB in the beginning and 95.8MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 12:47:41,845 INFO L158 Benchmark]: IcfgBuilder took 616.96ms. Allocated memory is still 167.8MB. Free memory was 95.8MB in the beginning and 60.4MB in the end (delta: 35.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-08 12:47:41,846 INFO L158 Benchmark]: TraceAbstraction took 9967.81ms. Allocated memory was 167.8MB in the beginning and 385.9MB in the end (delta: 218.1MB). Free memory was 59.5MB in the beginning and 192.3MB in the end (delta: -132.8MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2025-03-08 12:47:41,846 INFO L158 Benchmark]: Witness Printer took 3.73ms. Allocated memory is still 385.9MB. Free memory was 192.3MB in the beginning and 192.2MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:47:41,848 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 201.3MB. Free memory is still 116.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.16ms. Allocated memory is still 167.8MB. Free memory was 123.1MB in the beginning and 107.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.46ms. Allocated memory is still 167.8MB. Free memory was 107.0MB in the beginning and 102.4MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.39ms. Allocated memory is still 167.8MB. Free memory was 102.4MB in the beginning and 95.8MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 616.96ms. Allocated memory is still 167.8MB. Free memory was 95.8MB in the beginning and 60.4MB in the end (delta: 35.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 9967.81ms. Allocated memory was 167.8MB in the beginning and 385.9MB in the end (delta: 218.1MB). Free memory was 59.5MB in the beginning and 192.3MB in the end (delta: -132.8MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. * Witness Printer took 3.73ms. Allocated memory is still 385.9MB. Free memory was 192.3MB in the beginning and 192.2MB in the end (delta: 78.1kB). 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 someBinaryArithmeticDOUBLEoperation at line 77, overapproximation of someBinaryArithmeticDOUBLEoperation at line 113, overapproximation of bitwiseOr at line 86, overapproximation of bitwiseAnd at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 162, overapproximation of someBinaryDOUBLEComparisonOperation at line 164, overapproximation of someBinaryDOUBLEComparisonOperation at line 158, overapproximation of someBinaryDOUBLEComparisonOperation at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 183. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 10; [L23] signed char var_1_3 = 1; [L24] signed char var_1_4 = 100; [L25] signed char var_1_5 = 5; [L26] signed char var_1_6 = 32; [L27] signed char var_1_7 = 32; [L28] unsigned short int var_1_8 = 8; [L29] unsigned short int var_1_10 = 21451; [L30] unsigned char var_1_12 = 8; [L31] unsigned short int var_1_13 = 16; [L32] unsigned short int var_1_16 = 53444; [L33] unsigned char var_1_17 = 0; [L34] unsigned char var_1_18 = 0; [L35] double var_1_19 = 1.2; [L36] signed char var_1_20 = 1; [L37] double var_1_21 = 10.5; [L38] double var_1_22 = 0.0; [L39] double var_1_23 = 10.4; [L40] double var_1_24 = 50.5; [L41] unsigned short int var_1_25 = 2; [L42] signed long int var_1_26 = 500; [L43] float var_1_31 = 99.375; [L44] unsigned char var_1_34 = 8; [L45] signed long int var_1_36 = 1; [L46] double var_1_37 = 100.5; [L47] unsigned char var_1_40 = 0; [L48] unsigned char var_1_41 = 1; [L49] unsigned char var_1_42 = 1; [L50] unsigned char var_1_43 = 1; [L51] unsigned short int var_1_44 = 0; [L52] double var_1_46 = 1.75; [L53] unsigned short int last_1_var_1_8 = 8; [L54] unsigned char last_1_var_1_12 = 8; [L55] unsigned short int last_1_var_1_13 = 16; [L56] unsigned char last_1_var_1_17 = 0; [L57] unsigned short int last_1_var_1_25 = 2; VAL [isInitial=0, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L187] isInitial = 1 [L188] FCALL initially() [L189] COND TRUE 1 [L190] CALL updateLastVariables() [L176] last_1_var_1_8 = var_1_8 [L177] last_1_var_1_12 = var_1_12 [L178] last_1_var_1_13 = var_1_13 [L179] last_1_var_1_17 = var_1_17 [L180] last_1_var_1_25 = var_1_25 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=1, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L190] RET updateLastVariables() [L191] CALL updateVariables() [L130] var_1_3 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_3 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L131] RET assume_abort_if_not(var_1_3 >= -127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L132] CALL assume_abort_if_not(var_1_3 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L132] RET assume_abort_if_not(var_1_3 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L133] var_1_4 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_4 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L134] RET assume_abort_if_not(var_1_4 >= -127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L135] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L135] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L136] var_1_5 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=32, var_1_7=32, var_1_8=8] [L137] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=32, var_1_7=32, var_1_8=8] [L138] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=32, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=32, var_1_7=32, var_1_8=8] [L138] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=32, var_1_7=32, var_1_8=8] [L139] var_1_6 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_6 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=32, var_1_8=8] [L140] RET assume_abort_if_not(var_1_6 >= 31) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=32, var_1_8=8] [L141] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=32, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=32, var_1_8=8] [L141] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=32, var_1_8=8] [L142] var_1_7 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L143] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L144] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L144] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=21451, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L145] var_1_10 = __VERIFIER_nondet_ushort() [L146] CALL assume_abort_if_not(var_1_10 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L146] RET assume_abort_if_not(var_1_10 >= 16383) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L147] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L147] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=53444, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L148] var_1_16 = __VERIFIER_nondet_ushort() [L149] CALL assume_abort_if_not(var_1_16 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L149] RET assume_abort_if_not(var_1_16 >= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L150] CALL assume_abort_if_not(var_1_16 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L150] RET assume_abort_if_not(var_1_16 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L151] var_1_18 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L152] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L153] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L153] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=1, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L154] var_1_20 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L155] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L156] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L156] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_21=21/2, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L157] var_1_21 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L158] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L159] var_1_22 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L160] RET assume_abort_if_not((var_1_22 >= 4611686.018427382800e+12F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L161] var_1_23 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L162] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_24=101/2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L163] var_1_24 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L164] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L165] var_1_41 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_41 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L166] RET assume_abort_if_not(var_1_41 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L167] CALL assume_abort_if_not(var_1_41 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L167] RET assume_abort_if_not(var_1_41 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L168] var_1_42 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_42 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L169] RET assume_abort_if_not(var_1_42 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L170] CALL assume_abort_if_not(var_1_42 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L170] RET assume_abort_if_not(var_1_42 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L171] var_1_43 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_43 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L172] RET assume_abort_if_not(var_1_43 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L173] CALL assume_abort_if_not(var_1_43 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L173] RET assume_abort_if_not(var_1_43 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L191] RET updateVariables() [L192] CALL step() [L61] COND FALSE !(var_1_17 && (var_1_5 > (var_1_7 / var_1_10))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L66] COND TRUE var_1_5 < var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L67] COND FALSE !(var_1_5 <= var_1_12) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=8, var_1_36=1, var_1_37=201/2, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L75] var_1_34 = var_1_7 [L76] var_1_36 = var_1_12 [L77] var_1_37 = (var_1_23 + var_1_23) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L78] COND TRUE var_1_21 < var_1_24 [L79] var_1_40 = (! ((var_1_41 && var_1_42) && var_1_43)) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L81] EXPR 25 & var_1_6 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L81] COND FALSE !((25 & var_1_6) < (var_1_12 - 25)) [L86] EXPR var_1_13 ^ var_1_16 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=7/4, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L86] COND FALSE !(5u < (var_1_13 ^ var_1_16)) [L93] var_1_46 = var_1_24 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_24=2, var_1_25=2, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L95] COND TRUE (last_1_var_1_8 < last_1_var_1_13) || last_1_var_1_17 [L96] var_1_25 = (((((last_1_var_1_12) > (last_1_var_1_12)) ? (last_1_var_1_12) : (last_1_var_1_12))) + var_1_7) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L100] signed long int stepLocal_1 = last_1_var_1_13; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_1=16, var_1_10=-32769, var_1_12=8, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L101] COND TRUE last_1_var_1_13 == stepLocal_1 [L102] var_1_12 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=1, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=8] [L104] var_1_8 = (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12)) [L105] signed long int stepLocal_0 = -1000000; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_0=-1000000, var_1_10=-32769, var_1_12=1, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L106] COND TRUE var_1_8 >= stepLocal_0 [L107] var_1_1 = ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=1, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L111] signed char stepLocal_3 = var_1_1; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_3=0, var_1_10=-32769, var_1_12=1, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L112] COND TRUE stepLocal_3 >= (var_1_5 - var_1_20) [L113] var_1_19 = (((((var_1_21) < ((var_1_22 - var_1_23))) ? (var_1_21) : ((var_1_22 - var_1_23)))) - var_1_24) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=1, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L115] COND TRUE ((((((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) < (last_1_var_1_8)) ? (((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) : (last_1_var_1_8))) > (var_1_3 * last_1_var_1_25) [L116] var_1_17 = var_1_18 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=1, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L118] unsigned short int stepLocal_2 = var_1_25; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_2=9, var_1_10=-32769, var_1_12=1, var_1_13=16, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L119] COND FALSE !(\read(var_1_17)) [L126] var_1_13 = (var_1_16 - var_1_10) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, stepLocal_2=9, var_1_10=-32769, var_1_12=1, var_1_13=32767, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L192] RET step() [L193] CALL, EXPR property() [L183] EXPR ((((var_1_8 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12))))) && ((last_1_var_1_13 == last_1_var_1_13) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10)))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=1, var_1_13=32767, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L183] EXPR var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=1, var_1_13=32767, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L183] EXPR ((((var_1_8 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12))))) && ((last_1_var_1_13 == last_1_var_1_13) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10)))) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=1, var_1_13=32767, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L183-L184] return (((((((var_1_8 >= -1000000) ? (var_1_1 == ((signed char) ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) : (var_1_1 == ((signed char) (var_1_5 - ((var_1_6 - 8) + var_1_7))))) && (var_1_8 == ((unsigned short int) (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12))))) && ((last_1_var_1_13 == last_1_var_1_13) ? (var_1_12 == ((unsigned char) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : 1)) && (var_1_17 ? ((((var_1_10 + var_1_12) << var_1_5) < var_1_25) ? (var_1_13 == ((unsigned short int) ((((var_1_7) < (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6)))))))) ? (var_1_7) : (((((var_1_12) > (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))) ? (var_1_12) : (((((var_1_12) < (var_1_6)) ? (var_1_12) : (var_1_6))))))))))) : (var_1_13 == ((unsigned short int) (var_1_16 - (var_1_12 + var_1_12))))) : (var_1_13 == ((unsigned short int) (var_1_16 - var_1_10))))) && ((((((((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) < (last_1_var_1_8)) ? (((((last_1_var_1_12) > (var_1_6)) ? (last_1_var_1_12) : (var_1_6)))) : (last_1_var_1_8))) > (var_1_3 * last_1_var_1_25)) ? (var_1_17 == ((unsigned char) var_1_18)) : 1)) && ((var_1_1 >= (var_1_5 - var_1_20)) ? (var_1_19 == ((double) (((((var_1_21) < ((var_1_22 - var_1_23))) ? (var_1_21) : ((var_1_22 - var_1_23)))) - var_1_24))) : 1)) && (((last_1_var_1_8 < last_1_var_1_13) || last_1_var_1_17) ? (var_1_25 == ((unsigned short int) (((((last_1_var_1_12) > (last_1_var_1_12)) ? (last_1_var_1_12) : (last_1_var_1_12))) + var_1_7))) : (var_1_25 == ((unsigned short int) var_1_7))) ; [L193] RET, EXPR property() [L193] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=1, var_1_13=32767, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=16, last_1_var_1_17=0, last_1_var_1_25=2, last_1_var_1_8=8, var_1_10=-32769, var_1_12=1, var_1_13=32767, var_1_16=131070, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=9, var_1_24=2, var_1_25=9, var_1_26=500, var_1_31=795/8, var_1_34=1, var_1_36=8, var_1_3=0, var_1_40=0, var_1_41=1, var_1_42=1, var_1_43=1, var_1_44=0, var_1_46=2, var_1_4=0, var_1_5=9, var_1_6=63, var_1_7=1, var_1_8=32831] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 109 locations, 198 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.8s, OverallIterations: 11, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1922 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1907 mSDsluCounter, 3702 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2188 mSDsCounter, 401 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1460 IncrementalHoareTripleChecker+Invalid, 1861 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 401 mSolverCounterUnsat, 1514 mSDtfsCounter, 1460 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1398 GetRequests, 1324 SyntacticMatches, 1 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 280 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=357occurred in iteration=5, InterpolantAutomatonStates: 71, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 198 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 3021 NumberOfCodeBlocks, 3021 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3191 ConstructedInterpolants, 0 QuantifiedInterpolants, 9877 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1813 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 17 InterpolantComputations, 7 PerfectInterpolantSequences, 25152/25704 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 12:47:41,870 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-21.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 970538dd9083d93a461fb14f2c7c5ecaf35f3c2afcba98b5255f20442a223b33 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 12:47:43,729 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 12:47:43,823 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 12:47:43,829 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 12:47:43,830 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 12:47:43,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 12:47:43,854 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 12:47:43,854 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 12:47:43,854 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 12:47:43,854 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 12:47:43,854 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 12:47:43,854 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 12:47:43,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 12:47:43,855 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 12:47:43,855 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 12:47:43,855 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 12:47:43,855 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 12:47:43,855 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 12:47:43,855 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 12:47:43,855 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 12:47:43,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 12:47:43,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 12:47:43,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 12:47:43,860 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:47:43,860 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 12:47:43,860 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 12:47:43,861 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 12:47:43,861 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 12:47:43,861 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 12:47:43,861 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 -> 970538dd9083d93a461fb14f2c7c5ecaf35f3c2afcba98b5255f20442a223b33 [2025-03-08 12:47:44,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 12:47:44,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 12:47:44,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 12:47:44,135 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 12:47:44,136 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 12:47:44,137 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-21.i [2025-03-08 12:47:45,332 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/289a51ab5/2704e9602e2a434db61bd803a9bd247a/FLAG812bfa5e9 [2025-03-08 12:47:45,512 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 12:47:45,513 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-21.i [2025-03-08 12:47:45,521 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/289a51ab5/2704e9602e2a434db61bd803a9bd247a/FLAG812bfa5e9 [2025-03-08 12:47:45,541 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/289a51ab5/2704e9602e2a434db61bd803a9bd247a [2025-03-08 12:47:45,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 12:47:45,544 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 12:47:45,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 12:47:45,546 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 12:47:45,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 12:47:45,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,551 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198bf93f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45, skipping insertion in model container [2025-03-08 12:47:45,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,569 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 12:47:45,688 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-21.i[919,932] [2025-03-08 12:47:45,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:47:45,758 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 12:47:45,769 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-21.i[919,932] [2025-03-08 12:47:45,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:47:45,814 INFO L204 MainTranslator]: Completed translation [2025-03-08 12:47:45,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45 WrapperNode [2025-03-08 12:47:45,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 12:47:45,816 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 12:47:45,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 12:47:45,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 12:47:45,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,865 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2025-03-08 12:47:45,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 12:47:45,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 12:47:45,866 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 12:47:45,866 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 12:47:45,878 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,881 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,901 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 12:47:45,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,902 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,914 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,920 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 12:47:45,924 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 12:47:45,924 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 12:47:45,924 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 12:47:45,925 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (1/1) ... [2025-03-08 12:47:45,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:47:45,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:47:45,956 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 12:47:45,959 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 12:47:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 12:47:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 12:47:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 12:47:45,979 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 12:47:45,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 12:47:45,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 12:47:46,050 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 12:47:46,052 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 12:47:48,602 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-03-08 12:47:48,603 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 12:47:48,610 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 12:47:48,610 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 12:47:48,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:47:48 BoogieIcfgContainer [2025-03-08 12:47:48,611 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 12:47:48,612 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 12:47:48,612 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 12:47:48,616 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 12:47:48,616 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 12:47:45" (1/3) ... [2025-03-08 12:47:48,616 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@199bdfb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:47:48, skipping insertion in model container [2025-03-08 12:47:48,616 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:47:45" (2/3) ... [2025-03-08 12:47:48,617 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@199bdfb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:47:48, skipping insertion in model container [2025-03-08 12:47:48,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:47:48" (3/3) ... [2025-03-08 12:47:48,617 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-21.i [2025-03-08 12:47:48,628 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 12:47:48,629 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-21.i that has 2 procedures, 85 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 12:47:48,668 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 12:47:48,675 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;@45d7b017, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 12:47:48,676 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 12:47:48,682 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-08 12:47:48,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2025-03-08 12:47:48,694 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:48,695 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:48,695 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:48,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:48,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1232472851, now seen corresponding path program 1 times [2025-03-08 12:47:48,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:48,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2075397403] [2025-03-08 12:47:48,709 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:48,709 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 12:47:48,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:48,711 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 12:47:48,713 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 12:47:48,807 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-03-08 12:47:49,043 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-03-08 12:47:49,044 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:49,044 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:49,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 12:47:49,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:49,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2025-03-08 12:47:49,108 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:47:49,108 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:47:49,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2075397403] [2025-03-08 12:47:49,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2075397403] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:49,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:49,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 12:47:49,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159319416] [2025-03-08 12:47:49,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:49,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 12:47:49,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:47:49,126 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 12:47:49,127 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:47:49,128 INFO L87 Difference]: Start difference. First operand has 85 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-08 12:47:49,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:49,149 INFO L93 Difference]: Finished difference Result 164 states and 287 transitions. [2025-03-08 12:47:49,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 12:47:49,151 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 181 [2025-03-08 12:47:49,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:49,156 INFO L225 Difference]: With dead ends: 164 [2025-03-08 12:47:49,156 INFO L226 Difference]: Without dead ends: 82 [2025-03-08 12:47:49,162 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 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 12:47:49,163 INFO L435 NwaCegarLoop]: 127 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, 127 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 12:47:49,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:47:49,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2025-03-08 12:47:49,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2025-03-08 12:47:49,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-08 12:47:49,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 127 transitions. [2025-03-08 12:47:49,193 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 127 transitions. Word has length 181 [2025-03-08 12:47:49,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:49,193 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 127 transitions. [2025-03-08 12:47:49,193 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-08 12:47:49,193 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2025-03-08 12:47:49,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2025-03-08 12:47:49,196 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:49,196 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:49,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-03-08 12:47:49,397 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 12:47:49,397 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:49,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:49,398 INFO L85 PathProgramCache]: Analyzing trace with hash 186993303, now seen corresponding path program 1 times [2025-03-08 12:47:49,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:49,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1655650895] [2025-03-08 12:47:49,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:49,400 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 12:47:49,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:49,402 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 12:47:49,404 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 12:47:49,463 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-03-08 12:47:49,700 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-03-08 12:47:49,700 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:49,700 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:49,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-08 12:47:49,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:50,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2025-03-08 12:47:50,642 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:47:50,914 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:47:50,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1655650895] [2025-03-08 12:47:50,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1655650895] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:47:50,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [336272153] [2025-03-08 12:47:50,915 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:50,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-08 12:47:50,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-08 12:47:50,917 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-08 12:47:50,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2025-03-08 12:47:50,990 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 181 statements into 1 equivalence classes. [2025-03-08 12:47:51,688 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 181 of 181 statements. [2025-03-08 12:47:51,688 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:51,689 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:51,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-08 12:47:51,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:51,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 727 proven. 51 refuted. 0 times theorem prover too weak. 734 trivial. 0 not checked. [2025-03-08 12:47:51,922 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:47:51,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [336272153] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:47:51,962 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 12:47:51,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2025-03-08 12:47:51,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882282061] [2025-03-08 12:47:51,963 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 12:47:51,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-08 12:47:51,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:47:51,964 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-08 12:47:51,964 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2025-03-08 12:47:51,965 INFO L87 Difference]: Start difference. First operand 82 states and 127 transitions. Second operand has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 4 states have call successors, (56), 4 states have call predecessors, (56), 6 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2025-03-08 12:47:53,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:53,935 INFO L93 Difference]: Finished difference Result 250 states and 382 transitions. [2025-03-08 12:47:53,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-03-08 12:47:53,936 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 4 states have call successors, (56), 4 states have call predecessors, (56), 6 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) Word has length 181 [2025-03-08 12:47:53,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:53,938 INFO L225 Difference]: With dead ends: 250 [2025-03-08 12:47:53,938 INFO L226 Difference]: Without dead ends: 171 [2025-03-08 12:47:53,941 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 481 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=154, Invalid=398, Unknown=0, NotChecked=0, Total=552 [2025-03-08 12:47:53,941 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 148 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:53,941 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 404 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2025-03-08 12:47:53,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2025-03-08 12:47:53,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 155. [2025-03-08 12:47:53,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 93 states have (on average 1.2580645161290323) internal successors, (117), 93 states have internal predecessors, (117), 56 states have call successors, (56), 5 states have call predecessors, (56), 5 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-03-08 12:47:53,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 229 transitions. [2025-03-08 12:47:53,975 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 229 transitions. Word has length 181 [2025-03-08 12:47:53,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:53,975 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 229 transitions. [2025-03-08 12:47:53,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.555555555555555) internal successors, (86), 9 states have internal predecessors, (86), 4 states have call successors, (56), 4 states have call predecessors, (56), 6 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2025-03-08 12:47:53,976 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 229 transitions. [2025-03-08 12:47:53,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-03-08 12:47:53,977 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:53,977 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:53,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2025-03-08 12:47:54,191 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2025-03-08 12:47:54,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,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 12:47:54,381 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:54,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:54,382 INFO L85 PathProgramCache]: Analyzing trace with hash -187895789, now seen corresponding path program 1 times [2025-03-08 12:47:54,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:54,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1776059302] [2025-03-08 12:47:54,382 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:54,382 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 12:47:54,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:54,386 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 12:47:54,387 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 12:47:54,427 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-08 12:47:54,676 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-08 12:47:54,676 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:54,676 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:54,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-08 12:47:54,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:54,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 777 proven. 36 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2025-03-08 12:47:54,888 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:47:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 45 proven. 36 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2025-03-08 12:47:55,217 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:47:55,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1776059302] [2025-03-08 12:47:55,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1776059302] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:47:55,217 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 12:47:55,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2025-03-08 12:47:55,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153833393] [2025-03-08 12:47:55,217 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 12:47:55,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-08 12:47:55,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:47:55,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-08 12:47:55,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 12:47:55,218 INFO L87 Difference]: Start difference. First operand 155 states and 229 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2025-03-08 12:47:56,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:56,318 INFO L93 Difference]: Finished difference Result 254 states and 368 transitions. [2025-03-08 12:47:56,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-08 12:47:56,332 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 183 [2025-03-08 12:47:56,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:56,334 INFO L225 Difference]: With dead ends: 254 [2025-03-08 12:47:56,334 INFO L226 Difference]: Without dead ends: 171 [2025-03-08 12:47:56,335 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 358 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 12:47:56,336 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 62 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:56,336 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 218 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-03-08 12:47:56,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2025-03-08 12:47:56,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 163. [2025-03-08 12:47:56,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 99 states have (on average 1.2323232323232323) internal successors, (122), 99 states have internal predecessors, (122), 56 states have call successors, (56), 7 states have call predecessors, (56), 7 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2025-03-08 12:47:56,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 234 transitions. [2025-03-08 12:47:56,363 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 234 transitions. Word has length 183 [2025-03-08 12:47:56,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:56,365 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 234 transitions. [2025-03-08 12:47:56,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2025-03-08 12:47:56,365 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 234 transitions. [2025-03-08 12:47:56,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-03-08 12:47:56,367 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:56,367 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:56,393 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 (5)] Ended with exit code 0 [2025-03-08 12:47:56,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /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 12:47:56,568 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:56,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:56,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1319656020, now seen corresponding path program 1 times [2025-03-08 12:47:56,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:56,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1953804924] [2025-03-08 12:47:56,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:56,569 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 12:47:56,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:56,573 INFO L229 MonitoredProcess]: Starting monitored process 6 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 12:47:56,573 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 (6)] Waiting until timeout for monitored process [2025-03-08 12:47:56,609 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-08 12:47:57,084 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-08 12:47:57,084 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:57,084 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:57,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 51 conjuncts are in the unsatisfiable core [2025-03-08 12:47:57,104 INFO L279 TraceCheckSpWp]: Computing forward predicates...