./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-21.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-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 091768e347441e3f0f2cec764225aa06034117dd90ec2f6f5258e8fa25de47ec --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 07:54:50,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 07:54:50,992 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 07:54:51,012 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 07:54:51,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 07:54:51,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 07:54:51,038 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 07:54:51,038 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 07:54:51,039 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 07:54:51,041 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 07:54:51,041 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 07:54:51,041 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 07:54:51,042 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 07:54:51,042 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 07:54:51,043 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 07:54:51,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 07:54:51,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 07:54:51,044 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 07:54:51,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 07:54:51,045 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 07:54:51,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 07:54:51,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 07:54:51,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 07:54:51,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 07:54:51,049 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 07:54:51,049 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 07:54:51,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 07:54:51,050 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 07:54:51,050 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 07:54:51,050 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 07:54:51,050 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 07:54:51,050 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 07:54:51,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 07:54:51,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 07:54:51,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 07:54:51,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 07:54:51,051 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 07:54:51,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 07:54:51,051 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 07:54:51,052 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 07:54:51,052 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 07:54:51,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 07:54:51,052 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 091768e347441e3f0f2cec764225aa06034117dd90ec2f6f5258e8fa25de47ec [2024-11-10 07:54:51,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 07:54:51,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 07:54:51,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 07:54:51,300 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 07:54:51,300 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 07:54:51,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-21.i [2024-11-10 07:54:52,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 07:54:53,069 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 07:54:53,070 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-21.i [2024-11-10 07:54:53,079 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61b141b8/4f7b63f31ed44823a811ad74ad74fa1f/FLAG8492fffd1 [2024-11-10 07:54:53,096 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d61b141b8/4f7b63f31ed44823a811ad74ad74fa1f [2024-11-10 07:54:53,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 07:54:53,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 07:54:53,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 07:54:53,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 07:54:53,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 07:54:53,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f55618b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53, skipping insertion in model container [2024-11-10 07:54:53,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,147 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 07:54:53,296 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-21.i[915,928] [2024-11-10 07:54:53,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 07:54:53,365 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 07:54:53,375 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-21.i[915,928] [2024-11-10 07:54:53,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 07:54:53,413 INFO L204 MainTranslator]: Completed translation [2024-11-10 07:54:53,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53 WrapperNode [2024-11-10 07:54:53,413 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 07:54:53,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 07:54:53,415 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 07:54:53,415 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 07:54:53,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,479 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2024-11-10 07:54:53,479 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 07:54:53,480 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 07:54:53,480 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 07:54:53,480 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 07:54:53,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,530 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,569 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 07:54:53,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,579 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,583 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 07:54:53,586 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 07:54:53,587 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 07:54:53,587 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 07:54:53,587 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (1/1) ... [2024-11-10 07:54:53,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 07:54:53,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 07:54:53,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 07:54:53,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 07:54:53,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 07:54:53,699 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 07:54:53,700 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 07:54:53,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 07:54:53,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 07:54:53,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 07:54:53,771 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 07:54:53,773 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 07:54:54,063 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L129: havoc property_#t~ite19#1;havoc property_#t~bitwise18#1;havoc property_#t~short20#1; [2024-11-10 07:54:54,090 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-10 07:54:54,091 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 07:54:54,118 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 07:54:54,120 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 07:54:54,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:54:54 BoogieIcfgContainer [2024-11-10 07:54:54,122 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 07:54:54,123 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 07:54:54,124 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 07:54:54,127 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 07:54:54,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:54:53" (1/3) ... [2024-11-10 07:54:54,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764ed043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:54:54, skipping insertion in model container [2024-11-10 07:54:54,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:53" (2/3) ... [2024-11-10 07:54:54,130 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764ed043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:54:54, skipping insertion in model container [2024-11-10 07:54:54,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:54:54" (3/3) ... [2024-11-10 07:54:54,133 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-21.i [2024-11-10 07:54:54,147 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 07:54:54,148 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 07:54:54,210 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 07:54:54,216 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;@230cdb40, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 07:54:54,216 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 07:54:54,221 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 52 states have (on average 1.3076923076923077) internal successors, (68), 53 states have internal predecessors, (68), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-10 07:54:54,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-10 07:54:54,233 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:54:54,234 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 07:54:54,235 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:54:54,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:54:54,239 INFO L85 PathProgramCache]: Analyzing trace with hash -620228487, now seen corresponding path program 1 times [2024-11-10 07:54:54,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:54:54,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137400278] [2024-11-10 07:54:54,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:54:54,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:54:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:54:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:54:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:54:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 07:54:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 07:54:54,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 07:54:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 07:54:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 07:54:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 07:54:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 07:54:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 07:54:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 07:54:54,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 07:54:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 07:54:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 07:54:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 07:54:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 07:54:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 07:54:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 07:54:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 07:54:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 07:54:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:54:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:54,610 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-10 07:54:54,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:54:54,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137400278] [2024-11-10 07:54:54,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137400278] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:54:54,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:54:54,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 07:54:54,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429162147] [2024-11-10 07:54:54,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:54:54,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 07:54:54,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:54:54,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 07:54:54,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 07:54:54,671 INFO L87 Difference]: Start difference. First operand has 77 states, 52 states have (on average 1.3076923076923077) internal successors, (68), 53 states have internal predecessors, (68), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-10 07:54:54,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:54:54,745 INFO L93 Difference]: Finished difference Result 146 states and 239 transitions. [2024-11-10 07:54:54,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 07:54:54,751 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 146 [2024-11-10 07:54:54,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:54:54,763 INFO L225 Difference]: With dead ends: 146 [2024-11-10 07:54:54,763 INFO L226 Difference]: Without dead ends: 72 [2024-11-10 07:54:54,767 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 07:54:54,769 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 07:54:54,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 07:54:54,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-10 07:54:54,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-10 07:54:54,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 48 states have (on average 1.25) internal successors, (60), 48 states have internal predecessors, (60), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-10 07:54:54,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 104 transitions. [2024-11-10 07:54:54,811 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 104 transitions. Word has length 146 [2024-11-10 07:54:54,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:54:54,812 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 104 transitions. [2024-11-10 07:54:54,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-10 07:54:54,813 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2024-11-10 07:54:54,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-10 07:54:54,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:54:54,816 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 07:54:54,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 07:54:54,816 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:54:54,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:54:54,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1992047971, now seen corresponding path program 1 times [2024-11-10 07:54:54,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:54:54,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465502434] [2024-11-10 07:54:54,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:54:54,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:54:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:54:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:54:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:54:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 07:54:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 07:54:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 07:54:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 07:54:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 07:54:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 07:54:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 07:54:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 07:54:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 07:54:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 07:54:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 07:54:56,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 07:54:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 07:54:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 07:54:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 07:54:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 07:54:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 07:54:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 07:54:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:54:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,336 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-10 07:54:56,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:54:56,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465502434] [2024-11-10 07:54:56,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465502434] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:54:56,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:54:56,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-10 07:54:56,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446227694] [2024-11-10 07:54:56,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:54:56,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-10 07:54:56,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:54:56,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-10 07:54:56,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-10 07:54:56,341 INFO L87 Difference]: Start difference. First operand 72 states and 104 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-10 07:54:56,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:54:56,659 INFO L93 Difference]: Finished difference Result 213 states and 300 transitions. [2024-11-10 07:54:56,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 07:54:56,660 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 146 [2024-11-10 07:54:56,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:54:56,662 INFO L225 Difference]: With dead ends: 213 [2024-11-10 07:54:56,662 INFO L226 Difference]: Without dead ends: 144 [2024-11-10 07:54:56,662 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-10 07:54:56,663 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 102 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 07:54:56,664 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 516 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 07:54:56,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-10 07:54:56,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 125. [2024-11-10 07:54:56,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 91 states have (on average 1.2967032967032968) internal successors, (118), 92 states have internal predecessors, (118), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-10 07:54:56,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 178 transitions. [2024-11-10 07:54:56,681 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 178 transitions. Word has length 146 [2024-11-10 07:54:56,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:54:56,682 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 178 transitions. [2024-11-10 07:54:56,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 7 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-10 07:54:56,682 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 178 transitions. [2024-11-10 07:54:56,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-10 07:54:56,684 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:54:56,684 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 07:54:56,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 07:54:56,684 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:54:56,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:54:56,684 INFO L85 PathProgramCache]: Analyzing trace with hash 2009516318, now seen corresponding path program 1 times [2024-11-10 07:54:56,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:54:56,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005003444] [2024-11-10 07:54:56,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:54:56,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:54:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:54:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:54:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:54:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 07:54:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 07:54:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 07:54:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 07:54:56,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 07:54:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 07:54:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 07:54:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 07:54:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 07:54:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 07:54:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 07:54:56,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 07:54:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 07:54:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 07:54:56,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 07:54:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 07:54:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 07:54:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 07:54:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:54:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-10 07:54:56,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:54:56,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005003444] [2024-11-10 07:54:56,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005003444] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:54:56,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:54:56,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 07:54:56,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185155049] [2024-11-10 07:54:56,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:54:56,804 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 07:54:56,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:54:56,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 07:54:56,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 07:54:56,806 INFO L87 Difference]: Start difference. First operand 125 states and 178 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-10 07:54:56,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:54:56,829 INFO L93 Difference]: Finished difference Result 237 states and 337 transitions. [2024-11-10 07:54:56,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 07:54:56,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 146 [2024-11-10 07:54:56,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:54:56,835 INFO L225 Difference]: With dead ends: 237 [2024-11-10 07:54:56,837 INFO L226 Difference]: Without dead ends: 115 [2024-11-10 07:54:56,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 07:54:56,841 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 0 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 07:54:56,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 197 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 07:54:56,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-10 07:54:56,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-10 07:54:56,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 81 states have (on average 1.2345679012345678) internal successors, (100), 82 states have internal predecessors, (100), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-10 07:54:56,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 160 transitions. [2024-11-10 07:54:56,860 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 160 transitions. Word has length 146 [2024-11-10 07:54:56,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:54:56,861 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 160 transitions. [2024-11-10 07:54:56,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-10 07:54:56,861 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 160 transitions. [2024-11-10 07:54:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-10 07:54:56,864 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:54:56,865 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 07:54:56,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 07:54:56,865 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:54:56,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:54:56,865 INFO L85 PathProgramCache]: Analyzing trace with hash -484496162, now seen corresponding path program 1 times [2024-11-10 07:54:56,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:54:56,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740215657] [2024-11-10 07:54:56,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:54:56,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:54:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:54:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:54:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:54:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 07:54:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 07:54:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 07:54:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 07:54:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 07:54:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 07:54:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 07:54:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 07:54:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 07:54:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 07:54:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 07:54:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 07:54:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 07:54:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 07:54:56,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 07:54:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 07:54:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-10 07:54:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-10 07:54:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:54:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:54:56,962 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-10 07:54:56,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:54:56,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740215657] [2024-11-10 07:54:56,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740215657] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:54:56,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:54:56,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 07:54:56,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791323131] [2024-11-10 07:54:56,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:54:56,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 07:54:56,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:54:56,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 07:54:56,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 07:54:56,965 INFO L87 Difference]: Start difference. First operand 115 states and 160 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-10 07:54:56,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:54:56,993 INFO L93 Difference]: Finished difference Result 206 states and 287 transitions. [2024-11-10 07:54:56,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 07:54:56,994 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 146 [2024-11-10 07:54:56,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:54:56,995 INFO L225 Difference]: With dead ends: 206 [2024-11-10 07:54:56,996 INFO L226 Difference]: Without dead ends: 94 [2024-11-10 07:54:56,997 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 07:54:56,999 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 0 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 07:54:57,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 188 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 07:54:57,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-11-10 07:54:57,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-11-10 07:54:57,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 60 states have (on average 1.15) internal successors, (69), 61 states have internal predecessors, (69), 30 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-10 07:54:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 129 transitions. [2024-11-10 07:54:57,013 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 129 transitions. Word has length 146 [2024-11-10 07:54:57,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:54:57,013 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 129 transitions. [2024-11-10 07:54:57,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2024-11-10 07:54:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 129 transitions. [2024-11-10 07:54:57,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-10 07:54:57,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:54:57,015 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 07:54:57,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 07:54:57,015 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:54:57,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:54:57,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1491287780, now seen corresponding path program 1 times [2024-11-10 07:54:57,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:54:57,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731460903] [2024-11-10 07:54:57,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:54:57,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:54:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-10 07:54:57,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [309481024] [2024-11-10 07:54:57,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:54:57,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 07:54:57,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 07:54:57,134 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-10 07:54:57,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-10 07:54:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 07:54:57,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 07:54:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 07:54:57,491 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 07:54:57,492 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 07:54:57,492 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-10 07:54:57,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-10 07:54:57,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-10 07:54:57,698 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-10 07:54:57,773 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 07:54:57,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 07:54:57 BoogieIcfgContainer [2024-11-10 07:54:57,776 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 07:54:57,776 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 07:54:57,776 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 07:54:57,777 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 07:54:57,777 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:54:54" (3/4) ... [2024-11-10 07:54:57,779 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-10 07:54:57,780 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 07:54:57,781 INFO L158 Benchmark]: Toolchain (without parser) took 4680.44ms. Allocated memory was 142.6MB in the beginning and 264.2MB in the end (delta: 121.6MB). Free memory was 70.8MB in the beginning and 181.2MB in the end (delta: -110.4MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-10 07:54:57,781 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 142.6MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 07:54:57,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.37ms. Allocated memory is still 142.6MB. Free memory was 70.5MB in the beginning and 54.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-10 07:54:57,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.95ms. Allocated memory is still 142.6MB. Free memory was 53.9MB in the beginning and 49.5MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 07:54:57,782 INFO L158 Benchmark]: Boogie Preprocessor took 106.12ms. Allocated memory was 142.6MB in the beginning and 203.4MB in the end (delta: 60.8MB). Free memory was 49.5MB in the beginning and 167.0MB in the end (delta: -117.5MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2024-11-10 07:54:57,782 INFO L158 Benchmark]: IcfgBuilder took 535.45ms. Allocated memory is still 203.4MB. Free memory was 167.0MB in the beginning and 140.8MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-10 07:54:57,782 INFO L158 Benchmark]: TraceAbstraction took 3652.48ms. Allocated memory was 203.4MB in the beginning and 264.2MB in the end (delta: 60.8MB). Free memory was 140.8MB in the beginning and 181.2MB in the end (delta: -40.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-10 07:54:57,782 INFO L158 Benchmark]: Witness Printer took 3.99ms. Allocated memory is still 264.2MB. Free memory is still 181.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 07:54:57,787 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 142.6MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.37ms. Allocated memory is still 142.6MB. Free memory was 70.5MB in the beginning and 54.3MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.95ms. Allocated memory is still 142.6MB. Free memory was 53.9MB in the beginning and 49.5MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.12ms. Allocated memory was 142.6MB in the beginning and 203.4MB in the end (delta: 60.8MB). Free memory was 49.5MB in the beginning and 167.0MB in the end (delta: -117.5MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * IcfgBuilder took 535.45ms. Allocated memory is still 203.4MB. Free memory was 167.0MB in the beginning and 140.8MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3652.48ms. Allocated memory was 203.4MB in the beginning and 264.2MB in the end (delta: 60.8MB). Free memory was 140.8MB in the beginning and 181.2MB in the end (delta: -40.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Witness Printer took 3.99ms. Allocated memory is still 264.2MB. Free memory is still 181.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68. 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] unsigned short int last_1_var_1_8 = 8; [L43] unsigned char last_1_var_1_12 = 8; [L44] unsigned short int last_1_var_1_13 = 16; [L45] unsigned char last_1_var_1_17 = 0; [L46] 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_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L133] isInitial = 1 [L134] FCALL initially() [L135] COND TRUE 1 [L136] CALL updateLastVariables() [L122] last_1_var_1_8 = var_1_8 [L123] last_1_var_1_12 = var_1_12 [L124] last_1_var_1_13 = var_1_13 [L125] last_1_var_1_17 = var_1_17 [L126] 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_3=1, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L136] RET updateLastVariables() [L137] CALL updateVariables() [L85] var_1_3 = __VERIFIER_nondet_char() [L86] 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_3=0, 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_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L86] 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_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L87] 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_3=0, 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_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L87] 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_3=0, var_1_4=100, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L88] var_1_4 = __VERIFIER_nondet_char() [L89] 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_3=0, 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_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L89] 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_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L90] 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_3=0, 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_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L90] 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_3=0, var_1_4=0, var_1_5=5, var_1_6=32, var_1_7=32, var_1_8=8] [L91] var_1_5 = __VERIFIER_nondet_char() [L92] 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_3=0, var_1_4=0, var_1_5=-1, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L92] 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L93] 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_3=0, var_1_4=0, var_1_5=-1, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L93] 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=32, var_1_7=32, var_1_8=8] [L94] var_1_6 = __VERIFIER_nondet_char() [L95] 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=32, var_1_8=8] [L95] 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=32, var_1_8=8] [L96] 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=32, var_1_8=8] [L96] 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=32, var_1_8=8] [L97] var_1_7 = __VERIFIER_nondet_char() [L98] 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L98] 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L99] 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L99] 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L100] var_1_10 = __VERIFIER_nondet_ushort() [L101] 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=344063, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L101] 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=344063, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L102] 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=344063, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L102] 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=344063, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L103] var_1_16 = __VERIFIER_nondet_ushort() [L104] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L104] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L105] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L105] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L106] var_1_18 = __VERIFIER_nondet_uchar() [L107] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L107] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L108] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L108] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L109] var_1_20 = __VERIFIER_nondet_char() [L110] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L110] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L111] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L111] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, 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_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L112] var_1_21 = __VERIFIER_nondet_double() [L113] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L113] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L114] var_1_22 = __VERIFIER_nondet_double() [L115] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L115] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_23=52/5, var_1_24=101/2, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L116] var_1_23 = __VERIFIER_nondet_double() [L117] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_24=101/2, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_24=101/2, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L117] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_24=101/2, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L118] var_1_24 = __VERIFIER_nondet_double() [L119] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L119] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=2, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L137] RET updateVariables() [L138] CALL step() [L50] COND TRUE (last_1_var_1_8 < last_1_var_1_13) || last_1_var_1_17 [L51] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L55] 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=344063, var_1_12=8, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L56] COND TRUE last_1_var_1_13 == stepLocal_1 [L57] 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=344063, var_1_12=63, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=8] [L59] var_1_8 = (((var_1_7 + var_1_6) + var_1_12) + (var_1_10 - var_1_12)) [L60] 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=344063, var_1_12=63, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=10, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [L61] COND TRUE var_1_8 >= stepLocal_0 [L62] 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=344063, var_1_12=63, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [L66] 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=344063, var_1_12=63, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_19=6/5, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [L67] COND TRUE stepLocal_3 >= (var_1_5 - var_1_20) [L68] 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=344063, var_1_12=63, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [L70] 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) [L71] 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=344063, var_1_12=63, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [L73] 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=71, var_1_10=344063, var_1_12=63, var_1_13=16, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [L74] COND FALSE !(\read(var_1_17)) [L81] 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=71, var_1_10=344063, var_1_12=63, var_1_13=16384, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [L138] RET step() [L139] CALL, EXPR property() [L129] 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=344063, var_1_12=63, var_1_13=16384, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [L129] 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=344063, var_1_12=63, var_1_13=16384, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [L129] 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=344063, var_1_12=63, var_1_13=16384, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [L129-L130] 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))) ; [L139] RET, EXPR property() [L139] 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=344063, var_1_12=63, var_1_13=16384, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] [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=344063, var_1_12=63, var_1_13=16384, var_1_16=360447, var_1_17=0, var_1_18=0, var_1_1=0, var_1_20=0, var_1_25=71, var_1_3=0, var_1_4=0, var_1_5=-1, var_1_6=31, var_1_7=63, var_1_8=16477] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 102 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 102 mSDsluCounter, 1003 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 586 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 197 IncrementalHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 417 mSDtfsCounter, 197 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 215 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=125occurred in iteration=2, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 19 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 880 NumberOfCodeBlocks, 880 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 580 ConstructedInterpolants, 0 QuantifiedInterpolants, 1276 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 3696/3696 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-10 07:54:57,821 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-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 091768e347441e3f0f2cec764225aa06034117dd90ec2f6f5258e8fa25de47ec --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 07:54:59,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 07:54:59,995 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-10 07:54:59,998 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 07:54:59,999 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 07:55:00,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 07:55:00,018 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 07:55:00,019 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 07:55:00,020 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 07:55:00,020 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 07:55:00,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 07:55:00,021 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 07:55:00,022 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 07:55:00,023 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 07:55:00,025 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 07:55:00,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 07:55:00,025 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 07:55:00,026 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 07:55:00,026 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 07:55:00,026 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 07:55:00,029 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 07:55:00,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 07:55:00,030 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 07:55:00,031 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-10 07:55:00,031 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-10 07:55:00,031 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 07:55:00,031 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-10 07:55:00,032 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 07:55:00,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 07:55:00,032 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 07:55:00,032 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 07:55:00,032 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 07:55:00,033 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 07:55:00,033 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 07:55:00,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 07:55:00,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 07:55:00,034 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 07:55:00,034 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 07:55:00,034 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-10 07:55:00,034 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-10 07:55:00,035 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 07:55:00,039 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 07:55:00,039 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 07:55:00,040 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 07:55:00,040 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 091768e347441e3f0f2cec764225aa06034117dd90ec2f6f5258e8fa25de47ec [2024-11-10 07:55:00,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 07:55:00,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 07:55:00,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 07:55:00,361 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 07:55:00,362 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 07:55:00,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-21.i [2024-11-10 07:55:01,866 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 07:55:02,060 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 07:55:02,061 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-21.i [2024-11-10 07:55:02,071 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7646c1fdd/e0afd81ac3774818aebc997bcfdbb6ab/FLAG90aa18650 [2024-11-10 07:55:02,446 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7646c1fdd/e0afd81ac3774818aebc997bcfdbb6ab [2024-11-10 07:55:02,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 07:55:02,454 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 07:55:02,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 07:55:02,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 07:55:02,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 07:55:02,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3621cae6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02, skipping insertion in model container [2024-11-10 07:55:02,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,487 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 07:55:02,641 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-21.i[915,928] [2024-11-10 07:55:02,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 07:55:02,707 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 07:55:02,719 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-21.i[915,928] [2024-11-10 07:55:02,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 07:55:02,787 INFO L204 MainTranslator]: Completed translation [2024-11-10 07:55:02,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02 WrapperNode [2024-11-10 07:55:02,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 07:55:02,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 07:55:02,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 07:55:02,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 07:55:02,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,809 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,841 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 146 [2024-11-10 07:55:02,842 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 07:55:02,843 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 07:55:02,843 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 07:55:02,843 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 07:55:02,851 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,856 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,876 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 07:55:02,876 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,887 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,892 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,893 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 07:55:02,901 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 07:55:02,901 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 07:55:02,901 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 07:55:02,902 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (1/1) ... [2024-11-10 07:55:02,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 07:55:02,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 07:55:02,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 07:55:02,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 07:55:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 07:55:02,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-10 07:55:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 07:55:02,978 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 07:55:02,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 07:55:02,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 07:55:03,062 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 07:55:03,065 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 07:55:04,211 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-10 07:55:04,212 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 07:55:04,225 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 07:55:04,225 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 07:55:04,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:55:04 BoogieIcfgContainer [2024-11-10 07:55:04,226 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 07:55:04,227 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 07:55:04,227 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 07:55:04,230 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 07:55:04,230 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:55:02" (1/3) ... [2024-11-10 07:55:04,231 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22d1beea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:55:04, skipping insertion in model container [2024-11-10 07:55:04,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:02" (2/3) ... [2024-11-10 07:55:04,231 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22d1beea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:55:04, skipping insertion in model container [2024-11-10 07:55:04,231 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:55:04" (3/3) ... [2024-11-10 07:55:04,232 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-21.i [2024-11-10 07:55:04,245 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 07:55:04,245 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 07:55:04,300 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 07:55:04,306 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;@35cf2bcb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 07:55:04,306 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 07:55:04,311 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 43 states have (on average 1.2790697674418605) internal successors, (55), 44 states have internal predecessors, (55), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-10 07:55:04,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-10 07:55:04,323 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:55:04,324 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 07:55:04,324 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:55:04,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:55:04,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1362164743, now seen corresponding path program 1 times [2024-11-10 07:55:04,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 07:55:04,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1957582425] [2024-11-10 07:55:04,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:55:04,344 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 07:55:04,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 07:55:04,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 07:55:04,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-10 07:55:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:55:04,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-10 07:55:04,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 07:55:04,708 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2024-11-10 07:55:04,709 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 07:55:04,709 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 07:55:04,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1957582425] [2024-11-10 07:55:04,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1957582425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:55:04,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:55:04,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 07:55:04,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639813817] [2024-11-10 07:55:04,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:55:04,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 07:55:04,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 07:55:04,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 07:55:04,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 07:55:04,742 INFO L87 Difference]: Start difference. First operand has 68 states, 43 states have (on average 1.2790697674418605) internal successors, (55), 44 states have internal predecessors, (55), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-10 07:55:04,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:55:04,768 INFO L93 Difference]: Finished difference Result 128 states and 213 transitions. [2024-11-10 07:55:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 07:55:04,770 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 144 [2024-11-10 07:55:04,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:55:04,777 INFO L225 Difference]: With dead ends: 128 [2024-11-10 07:55:04,778 INFO L226 Difference]: Without dead ends: 63 [2024-11-10 07:55:04,782 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 07:55:04,784 INFO L432 NwaCegarLoop]: 91 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, 91 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 07:55:04,786 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 07:55:04,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-11-10 07:55:04,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-11-10 07:55:04,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 39 states have (on average 1.205128205128205) internal successors, (47), 39 states have internal predecessors, (47), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-10 07:55:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 91 transitions. [2024-11-10 07:55:04,824 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 91 transitions. Word has length 144 [2024-11-10 07:55:04,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:55:04,825 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 91 transitions. [2024-11-10 07:55:04,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-10 07:55:04,826 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2024-11-10 07:55:04,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-10 07:55:04,829 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:55:04,829 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 07:55:04,848 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-10 07:55:05,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 07:55:05,031 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:55:05,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:55:05,032 INFO L85 PathProgramCache]: Analyzing trace with hash 440067883, now seen corresponding path program 1 times [2024-11-10 07:55:05,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 07:55:05,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [523311554] [2024-11-10 07:55:05,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:55:05,034 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-10 07:55:05,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 07:55:05,036 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-10 07:55:05,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-10 07:55:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:55:05,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-10 07:55:05,546 INFO L278 TraceCheckSpWp]: Computing forward predicates...