./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-93.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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_operatoramount_amount100_file-93.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 72006f0e0119dbb436ff3eb0610d23abbaee42e3643f2bc291ef949bbdad90db --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 17:11:42,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 17:11:42,367 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 17:11:42,371 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 17:11:42,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 17:11:42,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 17:11:42,401 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 17:11:42,402 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 17:11:42,402 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 17:11:42,403 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 17:11:42,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 17:11:42,403 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 17:11:42,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 17:11:42,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 17:11:42,406 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 17:11:42,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 17:11:42,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 17:11:42,407 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 17:11:42,407 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 17:11:42,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 17:11:42,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 17:11:42,410 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 17:11:42,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 17:11:42,411 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 17:11:42,411 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 17:11:42,411 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 17:11:42,411 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 17:11:42,412 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 17:11:42,412 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 17:11:42,412 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 17:11:42,412 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 17:11:42,412 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 17:11:42,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:11:42,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 17:11:42,413 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 17:11:42,413 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 17:11:42,413 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 17:11:42,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 17:11:42,413 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 17:11:42,414 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 17:11:42,414 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 17:11:42,414 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 17:11:42,415 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72006f0e0119dbb436ff3eb0610d23abbaee42e3643f2bc291ef949bbdad90db [2024-11-16 17:11:42,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 17:11:42,630 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 17:11:42,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 17:11:42,633 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 17:11:42,634 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 17:11:42,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-93.i [2024-11-16 17:11:44,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 17:11:44,627 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 17:11:44,627 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-93.i [2024-11-16 17:11:44,657 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3354f5a7b/444869709f9c4cd8b0f1f9341545f368/FLAG0d3ceeb2a [2024-11-16 17:11:44,677 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3354f5a7b/444869709f9c4cd8b0f1f9341545f368 [2024-11-16 17:11:44,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 17:11:44,680 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 17:11:44,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 17:11:44,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 17:11:44,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 17:11:44,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:11:44" (1/1) ... [2024-11-16 17:11:44,701 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b1a4f00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:44, skipping insertion in model container [2024-11-16 17:11:44,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:11:44" (1/1) ... [2024-11-16 17:11:44,773 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 17:11:45,022 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_operatoramount_amount100_file-93.i[916,929] [2024-11-16 17:11:45,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:11:45,168 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 17:11:45,218 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_operatoramount_amount100_file-93.i[916,929] [2024-11-16 17:11:45,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:11:45,319 INFO L204 MainTranslator]: Completed translation [2024-11-16 17:11:45,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45 WrapperNode [2024-11-16 17:11:45,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 17:11:45,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 17:11:45,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 17:11:45,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 17:11:45,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,389 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2024-11-16 17:11:45,390 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 17:11:45,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 17:11:45,391 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 17:11:45,391 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 17:11:45,401 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,412 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,443 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]. [2024-11-16 17:11:45,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,456 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,464 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,470 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 17:11:45,472 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 17:11:45,472 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 17:11:45,472 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 17:11:45,473 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (1/1) ... [2024-11-16 17:11:45,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:11:45,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:11:45,503 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) [2024-11-16 17:11:45,505 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 [2024-11-16 17:11:45,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 17:11:45,538 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 17:11:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 17:11:45,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 17:11:45,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 17:11:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 17:11:45,616 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 17:11:45,619 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 17:11:45,903 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: havoc property_#t~bitwise18#1;havoc property_#t~short19#1; [2024-11-16 17:11:45,943 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-16 17:11:45,943 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 17:11:45,971 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 17:11:45,971 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 17:11:45,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:11:45 BoogieIcfgContainer [2024-11-16 17:11:45,972 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 17:11:45,974 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 17:11:45,975 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 17:11:45,978 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 17:11:45,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 05:11:44" (1/3) ... [2024-11-16 17:11:45,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a5ad6d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:11:45, skipping insertion in model container [2024-11-16 17:11:45,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:45" (2/3) ... [2024-11-16 17:11:45,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a5ad6d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:11:45, skipping insertion in model container [2024-11-16 17:11:45,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:11:45" (3/3) ... [2024-11-16 17:11:45,984 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-93.i [2024-11-16 17:11:45,998 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 17:11:45,999 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 17:11:46,061 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 17:11:46,068 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;@8d61b64, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 17:11:46,068 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 17:11:46,073 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 64 states have (on average 1.46875) internal successors, (94), 65 states have internal predecessors, (94), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-16 17:11:46,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-16 17:11:46,085 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:11:46,086 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:11:46,087 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:11:46,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:11:46,091 INFO L85 PathProgramCache]: Analyzing trace with hash -2076628232, now seen corresponding path program 1 times [2024-11-16 17:11:46,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:11:46,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266378769] [2024-11-16 17:11:46,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:11:46,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:11:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:11:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:11:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:11:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 17:11:46,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:11:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:11:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:11:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:11:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:11:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:11:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 17:11:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:11:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 17:11:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:11:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 17:11:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:11:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 17:11:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:11:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 17:11:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:11:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 17:11:46,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:11:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 17:11:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-16 17:11:46,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:11:46,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266378769] [2024-11-16 17:11:46,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266378769] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:11:46,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:11:46,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 17:11:46,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004341529] [2024-11-16 17:11:46,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:11:46,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 17:11:46,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:11:46,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 17:11:46,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:11:46,692 INFO L87 Difference]: Start difference. First operand has 90 states, 64 states have (on average 1.46875) internal successors, (94), 65 states have internal predecessors, (94), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-16 17:11:46,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:11:46,729 INFO L93 Difference]: Finished difference Result 170 states and 292 transitions. [2024-11-16 17:11:46,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 17:11:46,734 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 157 [2024-11-16 17:11:46,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:11:46,741 INFO L225 Difference]: With dead ends: 170 [2024-11-16 17:11:46,741 INFO L226 Difference]: Without dead ends: 83 [2024-11-16 17:11:46,745 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:11:46,749 INFO L432 NwaCegarLoop]: 123 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, 123 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 [2024-11-16 17:11:46,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 17:11:46,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-16 17:11:46,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-16 17:11:46,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 58 states have (on average 1.3620689655172413) internal successors, (79), 58 states have internal predecessors, (79), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-16 17:11:46,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 125 transitions. [2024-11-16 17:11:46,796 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 125 transitions. Word has length 157 [2024-11-16 17:11:46,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:11:46,796 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 125 transitions. [2024-11-16 17:11:46,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-16 17:11:46,797 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2024-11-16 17:11:46,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-16 17:11:46,802 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:11:46,803 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:11:46,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 17:11:46,803 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:11:46,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:11:46,804 INFO L85 PathProgramCache]: Analyzing trace with hash -567813099, now seen corresponding path program 1 times [2024-11-16 17:11:46,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:11:46,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753293025] [2024-11-16 17:11:46,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:11:46,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:11:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:11:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:11:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:11:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 17:11:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:11:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:11:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:11:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:46,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:11:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:11:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:11:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 17:11:47,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:11:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 17:11:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:11:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 17:11:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:11:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 17:11:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:11:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 17:11:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:11:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 17:11:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:11:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 17:11:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-16 17:11:47,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:11:47,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753293025] [2024-11-16 17:11:47,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753293025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:11:47,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:11:47,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:11:47,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103378013] [2024-11-16 17:11:47,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:11:47,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:11:47,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:11:47,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:11:47,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:11:47,043 INFO L87 Difference]: Start difference. First operand 83 states and 125 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:11:47,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:11:47,107 INFO L93 Difference]: Finished difference Result 243 states and 369 transitions. [2024-11-16 17:11:47,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:11:47,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 157 [2024-11-16 17:11:47,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:11:47,109 INFO L225 Difference]: With dead ends: 243 [2024-11-16 17:11:47,109 INFO L226 Difference]: Without dead ends: 163 [2024-11-16 17:11:47,113 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:11:47,114 INFO L432 NwaCegarLoop]: 198 mSDtfsCounter, 112 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 17:11:47,116 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 312 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 17:11:47,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2024-11-16 17:11:47,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 160. [2024-11-16 17:11:47,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 111 states have (on average 1.3513513513513513) internal successors, (150), 111 states have internal predecessors, (150), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-16 17:11:47,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 242 transitions. [2024-11-16 17:11:47,165 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 242 transitions. Word has length 157 [2024-11-16 17:11:47,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:11:47,166 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 242 transitions. [2024-11-16 17:11:47,166 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:11:47,166 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 242 transitions. [2024-11-16 17:11:47,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-16 17:11:47,168 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:11:47,168 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:11:47,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 17:11:47,169 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:11:47,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:11:47,169 INFO L85 PathProgramCache]: Analyzing trace with hash -861216106, now seen corresponding path program 1 times [2024-11-16 17:11:47,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:11:47,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987220082] [2024-11-16 17:11:47,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:11:47,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:11:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:11:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:11:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:11:47,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 17:11:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:11:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:11:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:11:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:11:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:11:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:11:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 17:11:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:11:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 17:11:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:11:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 17:11:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:11:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 17:11:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:11:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 17:11:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:11:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 17:11:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:11:47,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 17:11:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:47,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-16 17:11:47,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:11:47,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987220082] [2024-11-16 17:11:47,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987220082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:11:47,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:11:47,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:11:47,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410876132] [2024-11-16 17:11:47,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:11:47,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:11:47,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:11:47,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:11:47,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:11:47,701 INFO L87 Difference]: Start difference. First operand 160 states and 242 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:11:47,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:11:47,908 INFO L93 Difference]: Finished difference Result 426 states and 644 transitions. [2024-11-16 17:11:47,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:11:47,909 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 157 [2024-11-16 17:11:47,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:11:47,913 INFO L225 Difference]: With dead ends: 426 [2024-11-16 17:11:47,915 INFO L226 Difference]: Without dead ends: 269 [2024-11-16 17:11:47,916 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:11:47,917 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 86 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 17:11:47,917 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 336 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 17:11:47,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-11-16 17:11:47,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 248. [2024-11-16 17:11:47,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 175 states have (on average 1.3828571428571428) internal successors, (242), 175 states have internal predecessors, (242), 69 states have call successors, (69), 3 states have call predecessors, (69), 3 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-16 17:11:47,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 380 transitions. [2024-11-16 17:11:47,958 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 380 transitions. Word has length 157 [2024-11-16 17:11:47,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:11:47,958 INFO L471 AbstractCegarLoop]: Abstraction has 248 states and 380 transitions. [2024-11-16 17:11:47,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:11:47,959 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 380 transitions. [2024-11-16 17:11:47,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-16 17:11:47,967 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:11:47,968 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:11:47,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 17:11:47,968 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:11:47,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:11:47,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1095287614, now seen corresponding path program 1 times [2024-11-16 17:11:47,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:11:47,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540071007] [2024-11-16 17:11:47,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:11:47,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:11:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:11:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:11:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:11:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 17:11:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:11:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:11:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:11:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:11:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:11:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:11:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 17:11:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:11:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 17:11:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:11:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 17:11:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:11:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 17:11:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:11:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 17:11:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:11:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 17:11:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:11:48,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 17:11:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-16 17:11:48,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:11:48,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540071007] [2024-11-16 17:11:48,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540071007] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:11:48,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1186243120] [2024-11-16 17:11:48,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:11:48,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:11:48,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:11:48,807 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) [2024-11-16 17:11:48,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 17:11:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:48,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-16 17:11:48,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:11:49,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 481 proven. 36 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2024-11-16 17:11:49,496 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:11:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 90 proven. 39 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked. [2024-11-16 17:11:49,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1186243120] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:11:49,983 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:11:49,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 12] total 26 [2024-11-16 17:11:49,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496962632] [2024-11-16 17:11:49,985 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:11:49,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-16 17:11:49,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:11:49,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-16 17:11:49,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=498, Unknown=0, NotChecked=0, Total=650 [2024-11-16 17:11:49,989 INFO L87 Difference]: Start difference. First operand 248 states and 380 transitions. Second operand has 26 states, 25 states have (on average 4.48) internal successors, (112), 24 states have internal predecessors, (112), 8 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (69), 8 states have call predecessors, (69), 8 states have call successors, (69) [2024-11-16 17:11:50,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:11:50,943 INFO L93 Difference]: Finished difference Result 692 states and 1041 transitions. [2024-11-16 17:11:50,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-16 17:11:50,944 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 4.48) internal successors, (112), 24 states have internal predecessors, (112), 8 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (69), 8 states have call predecessors, (69), 8 states have call successors, (69) Word has length 159 [2024-11-16 17:11:50,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:11:50,947 INFO L225 Difference]: With dead ends: 692 [2024-11-16 17:11:50,947 INFO L226 Difference]: Without dead ends: 497 [2024-11-16 17:11:50,949 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=480, Invalid=1412, Unknown=0, NotChecked=0, Total=1892 [2024-11-16 17:11:50,949 INFO L432 NwaCegarLoop]: 96 mSDtfsCounter, 795 mSDsluCounter, 987 mSDsCounter, 0 mSdLazyCounter, 931 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 796 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 1106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-16 17:11:50,950 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [796 Valid, 1083 Invalid, 1106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 931 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-16 17:11:50,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2024-11-16 17:11:50,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 256. [2024-11-16 17:11:50,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 181 states have (on average 1.3646408839779005) internal successors, (247), 181 states have internal predecessors, (247), 69 states have call successors, (69), 5 states have call predecessors, (69), 5 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-16 17:11:50,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 385 transitions. [2024-11-16 17:11:50,974 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 385 transitions. Word has length 159 [2024-11-16 17:11:50,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:11:50,975 INFO L471 AbstractCegarLoop]: Abstraction has 256 states and 385 transitions. [2024-11-16 17:11:50,975 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 4.48) internal successors, (112), 24 states have internal predecessors, (112), 8 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (69), 8 states have call predecessors, (69), 8 states have call successors, (69) [2024-11-16 17:11:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 385 transitions. [2024-11-16 17:11:50,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-16 17:11:50,976 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:11:50,977 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:11:50,993 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-16 17:11:51,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:11:51,182 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:11:51,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:11:51,183 INFO L85 PathProgramCache]: Analyzing trace with hash -89861218, now seen corresponding path program 1 times [2024-11-16 17:11:51,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:11:51,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577213737] [2024-11-16 17:11:51,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:11:51,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:11:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:11:51,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:11:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:11:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 17:11:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:11:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:11:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:11:51,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:11:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:11:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:11:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 17:11:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:11:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 17:11:51,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:11:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 17:11:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:11:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 17:11:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:11:51,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 17:11:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:11:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 17:11:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:11:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 17:11:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-16 17:11:51,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:11:51,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577213737] [2024-11-16 17:11:51,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577213737] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:11:51,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:11:51,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 17:11:51,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451051362] [2024-11-16 17:11:51,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:11:51,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 17:11:51,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:11:51,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 17:11:51,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-16 17:11:51,507 INFO L87 Difference]: Start difference. First operand 256 states and 385 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:11:51,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:11:51,641 INFO L93 Difference]: Finished difference Result 472 states and 708 transitions. [2024-11-16 17:11:51,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 17:11:51,642 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 159 [2024-11-16 17:11:51,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:11:51,645 INFO L225 Difference]: With dead ends: 472 [2024-11-16 17:11:51,645 INFO L226 Difference]: Without dead ends: 276 [2024-11-16 17:11:51,645 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-16 17:11:51,647 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 107 mSDsluCounter, 466 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 585 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:11:51,648 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 585 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:11:51,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2024-11-16 17:11:51,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 255. [2024-11-16 17:11:51,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 180 states have (on average 1.3555555555555556) internal successors, (244), 180 states have internal predecessors, (244), 69 states have call successors, (69), 5 states have call predecessors, (69), 5 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-16 17:11:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 382 transitions. [2024-11-16 17:11:51,672 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 382 transitions. Word has length 159 [2024-11-16 17:11:51,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:11:51,673 INFO L471 AbstractCegarLoop]: Abstraction has 255 states and 382 transitions. [2024-11-16 17:11:51,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:11:51,674 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 382 transitions. [2024-11-16 17:11:51,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-16 17:11:51,676 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:11:51,676 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:11:51,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 17:11:51,676 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:11:51,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:11:51,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1006147617, now seen corresponding path program 1 times [2024-11-16 17:11:51,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:11:51,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172790592] [2024-11-16 17:11:51,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:11:51,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:11:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:11:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:11:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 17:11:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 17:11:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:11:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:11:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:11:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:51,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:11:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:11:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:11:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 17:11:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 17:11:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-16 17:11:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 17:11:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-16 17:11:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 17:11:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-16 17:11:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 17:11:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-16 17:11:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 17:11:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-16 17:11:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 17:11:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 17:11:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 15 proven. 51 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-16 17:11:52,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:11:52,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172790592] [2024-11-16 17:11:52,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172790592] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:11:52,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292589891] [2024-11-16 17:11:52,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:11:52,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:11:52,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:11:52,060 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 17:11:52,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 17:11:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:11:52,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-16 17:11:52,161 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:11:52,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 372 proven. 51 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2024-11-16 17:11:52,521 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:11:52,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 15 proven. 51 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-16 17:11:52,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [292589891] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:11:52,727 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:11:52,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 8] total 19 [2024-11-16 17:11:52,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825355048] [2024-11-16 17:11:52,728 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:11:52,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-16 17:11:52,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:11:52,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-16 17:11:52,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2024-11-16 17:11:52,730 INFO L87 Difference]: Start difference. First operand 255 states and 382 transitions. Second operand has 19 states, 18 states have (on average 5.777777777777778) internal successors, (104), 19 states have internal predecessors, (104), 6 states have call successors, (69), 3 states have call predecessors, (69), 6 states have return successors, (69), 5 states have call predecessors, (69), 6 states have call successors, (69) [2024-11-16 17:11:53,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:11:53,283 INFO L93 Difference]: Finished difference Result 549 states and 813 transitions. [2024-11-16 17:11:53,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-16 17:11:53,284 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 5.777777777777778) internal successors, (104), 19 states have internal predecessors, (104), 6 states have call successors, (69), 3 states have call predecessors, (69), 6 states have return successors, (69), 5 states have call predecessors, (69), 6 states have call successors, (69) Word has length 160 [2024-11-16 17:11:53,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:11:53,286 INFO L225 Difference]: With dead ends: 549 [2024-11-16 17:11:53,286 INFO L226 Difference]: Without dead ends: 354 [2024-11-16 17:11:53,287 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 393 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=318, Invalid=1014, Unknown=0, NotChecked=0, Total=1332 [2024-11-16 17:11:53,288 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 727 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 727 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-16 17:11:53,288 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [727 Valid, 782 Invalid, 771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-16 17:11:53,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2024-11-16 17:11:53,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 303. [2024-11-16 17:11:53,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303 states, 215 states have (on average 1.2930232558139534) internal successors, (278), 217 states have internal predecessors, (278), 79 states have call successors, (79), 8 states have call predecessors, (79), 8 states have return successors, (79), 77 states have call predecessors, (79), 79 states have call successors, (79) [2024-11-16 17:11:53,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 436 transitions. [2024-11-16 17:11:53,308 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 436 transitions. Word has length 160 [2024-11-16 17:11:53,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:11:53,309 INFO L471 AbstractCegarLoop]: Abstraction has 303 states and 436 transitions. [2024-11-16 17:11:53,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 5.777777777777778) internal successors, (104), 19 states have internal predecessors, (104), 6 states have call successors, (69), 3 states have call predecessors, (69), 6 states have return successors, (69), 5 states have call predecessors, (69), 6 states have call successors, (69) [2024-11-16 17:11:53,309 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 436 transitions. [2024-11-16 17:11:53,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-16 17:11:53,310 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:11:53,310 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:11:53,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 17:11:53,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-16 17:11:53,511 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:11:53,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:11:53,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1217498530, now seen corresponding path program 1 times [2024-11-16 17:11:53,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:11:53,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830218341] [2024-11-16 17:11:53,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:11:53,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:11:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 17:11:53,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 17:11:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 17:11:53,805 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 17:11:53,805 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 17:11:53,807 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-16 17:11:53,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 17:11:53,810 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:11:53,908 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 17:11:53,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 05:11:53 BoogieIcfgContainer [2024-11-16 17:11:53,911 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 17:11:53,911 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-16 17:11:53,911 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-16 17:11:53,912 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-16 17:11:53,912 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:11:45" (3/4) ... [2024-11-16 17:11:53,914 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-16 17:11:53,915 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-16 17:11:53,916 INFO L158 Benchmark]: Toolchain (without parser) took 9235.08ms. Allocated memory was 136.3MB in the beginning and 262.1MB in the end (delta: 125.8MB). Free memory was 64.4MB in the beginning and 134.5MB in the end (delta: -70.1MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2024-11-16 17:11:53,917 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 136.3MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-16 17:11:53,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.27ms. Allocated memory is still 136.3MB. Free memory was 64.1MB in the beginning and 96.1MB in the end (delta: -31.9MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2024-11-16 17:11:53,918 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.82ms. Allocated memory is still 136.3MB. Free memory was 96.1MB in the beginning and 89.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-16 17:11:53,918 INFO L158 Benchmark]: Boogie Preprocessor took 80.20ms. Allocated memory is still 136.3MB. Free memory was 89.8MB in the beginning and 78.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-16 17:11:53,918 INFO L158 Benchmark]: IcfgBuilder took 499.95ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 78.6MB in the beginning and 145.7MB in the end (delta: -67.1MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2024-11-16 17:11:53,918 INFO L158 Benchmark]: TraceAbstraction took 7937.41ms. Allocated memory was 180.4MB in the beginning and 262.1MB in the end (delta: 81.8MB). Free memory was 144.6MB in the beginning and 135.5MB in the end (delta: 9.1MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. [2024-11-16 17:11:53,918 INFO L158 Benchmark]: Witness Printer took 3.70ms. Allocated memory is still 262.1MB. Free memory was 135.5MB in the beginning and 134.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-16 17:11:53,920 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 136.3MB. Free memory is still 91.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.27ms. Allocated memory is still 136.3MB. Free memory was 64.1MB in the beginning and 96.1MB in the end (delta: -31.9MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.82ms. Allocated memory is still 136.3MB. Free memory was 96.1MB in the beginning and 89.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.20ms. Allocated memory is still 136.3MB. Free memory was 89.8MB in the beginning and 78.6MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * IcfgBuilder took 499.95ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 78.6MB in the beginning and 145.7MB in the end (delta: -67.1MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. * TraceAbstraction took 7937.41ms. Allocated memory was 180.4MB in the beginning and 262.1MB in the end (delta: 81.8MB). Free memory was 144.6MB in the beginning and 135.5MB in the end (delta: 9.1MB). Peak memory consumption was 90.9MB. Max. memory is 16.1GB. * Witness Printer took 3.70ms. Allocated memory is still 262.1MB. Free memory was 135.5MB in the beginning and 134.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 187, overapproximation of someBinaryFLOATComparisonOperation at line 187, overapproximation of bitwiseOr at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -256; [L23] unsigned char var_1_4 = 1; [L24] double var_1_7 = 31.25; [L25] double var_1_8 = 7.6; [L26] double var_1_9 = 8.9; [L27] double var_1_10 = 256.8; [L28] signed short int var_1_11 = 0; [L29] unsigned long int var_1_15 = 64; [L30] signed short int var_1_18 = 16; [L31] signed short int var_1_19 = 22006; [L32] unsigned char var_1_21 = 1; [L33] unsigned char var_1_22 = 0; [L34] float var_1_23 = 2.25; [L35] signed long int var_1_24 = -1; [L36] unsigned char var_1_26 = 32; [L37] unsigned char var_1_27 = 200; [L38] unsigned char var_1_28 = 5; [L39] unsigned char var_1_29 = 64; [L40] unsigned char var_1_30 = 64; [L41] unsigned char var_1_31 = 32; [L42] unsigned char var_1_32 = 5; [L43] signed char var_1_33 = 2; [L44] signed char var_1_34 = 32; [L45] unsigned short int var_1_35 = 16; [L46] float var_1_37 = 63.5; [L47] signed long int last_1_var_1_24 = -1; [L48] unsigned char last_1_var_1_26 = 32; [L49] signed char last_1_var_1_33 = 2; [L50] unsigned short int last_1_var_1_35 = 16; VAL [isInitial=0, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_8=38/5, var_1_9=89/10] [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L181] last_1_var_1_24 = var_1_24 [L182] last_1_var_1_26 = var_1_26 [L183] last_1_var_1_33 = var_1_33 [L184] last_1_var_1_35 = var_1_35 VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_8=38/5, var_1_9=89/10] [L194] RET updateLastVariables() [L195] CALL updateVariables() [L143] var_1_4 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_7=125/4, var_1_8=38/5, var_1_9=89/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_7=125/4, var_1_8=38/5, var_1_9=89/10] [L144] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_7=125/4, var_1_8=38/5, var_1_9=89/10] [L145] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_8=38/5, var_1_9=89/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_8=38/5, var_1_9=89/10] [L145] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_8=38/5, var_1_9=89/10] [L146] var_1_8 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_9=89/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_9=89/10] [L147] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_9=89/10] [L148] var_1_9 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L149] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=1284/5, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L150] var_1_10 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L151] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=22006, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L152] var_1_19 = __VERIFIER_nondet_short() [L153] CALL assume_abort_if_not(var_1_19 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L153] RET assume_abort_if_not(var_1_19 >= 16383) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L154] CALL assume_abort_if_not(var_1_19 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L154] RET assume_abort_if_not(var_1_19 <= 32766) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=0, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L155] var_1_22 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L156] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L157] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L157] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=200, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L158] var_1_27 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_27 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L159] RET assume_abort_if_not(var_1_27 >= 190) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L160] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L160] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=5, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L161] var_1_28 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L162] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L163] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L163] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=64, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L164] var_1_29 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_29 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L165] RET assume_abort_if_not(var_1_29 >= 63) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L166] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L166] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=64, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L167] var_1_30 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_30 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L168] RET assume_abort_if_not(var_1_30 >= 31) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L169] CALL assume_abort_if_not(var_1_30 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L169] RET assume_abort_if_not(var_1_30 <= 64) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L170] var_1_31 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_31 >= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L171] RET assume_abort_if_not(var_1_31 >= 32) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L172] CALL assume_abort_if_not(var_1_31 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L172] RET assume_abort_if_not(var_1_31 <= 63) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=5, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L173] var_1_32 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L174] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L175] CALL assume_abort_if_not(var_1_32 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L175] RET assume_abort_if_not(var_1_32 <= 63) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=32, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L176] var_1_34 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L177] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L178] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L178] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L195] RET updateVariables() [L196] CALL step() [L54] signed long int stepLocal_6 = last_1_var_1_24; [L55] unsigned char stepLocal_5 = var_1_30; [L56] signed long int stepLocal_4 = last_1_var_1_24; VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, stepLocal_4=-1, stepLocal_5=-225, stepLocal_6=-1, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L57] EXPR last_1_var_1_35 | 100000000 VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, stepLocal_4=-1, stepLocal_5=-225, stepLocal_6=-1, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L57] COND TRUE stepLocal_6 < (last_1_var_1_35 | 100000000) [L58] COND TRUE stepLocal_5 > last_1_var_1_35 VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, stepLocal_4=-1, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=16, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L59] COND FALSE !(var_1_19 < stepLocal_4) [L62] var_1_35 = (((((var_1_34 + ((((var_1_28) > (32)) ? (var_1_28) : (32))))) > (((((last_1_var_1_33) < 0 ) ? -(last_1_var_1_33) : (last_1_var_1_33))))) ? ((var_1_34 + ((((var_1_28) > (32)) ? (var_1_28) : (32))))) : (((((last_1_var_1_33) < 0 ) ? -(last_1_var_1_33) : (last_1_var_1_33)))))) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=1, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=96, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L74] COND TRUE \read(var_1_4) [L75] var_1_21 = (! var_1_22) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=9/4, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=96, var_1_37=127/2, var_1_4=1, var_1_7=125/4] [L77] COND TRUE ! var_1_21 [L78] var_1_23 = var_1_8 VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=-1, var_1_26=32, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=96, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L80] COND TRUE (var_1_8 + 199.375) <= 10.5 [L81] var_1_26 = ((var_1_27 - var_1_28) - (var_1_29 - 1)) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=-1, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=2, var_1_34=63, var_1_35=96, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L89] COND TRUE \read(var_1_22) [L90] var_1_33 = ((var_1_28 - var_1_32) + (var_1_31 - var_1_34)) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=-1, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=127/2, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L92] var_1_37 = var_1_10 VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=100000005, var_1_11=0, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=-1, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L93] COND FALSE !((- var_1_8) != var_1_23) [L96] var_1_11 = ((((var_1_26) < ((var_1_26 + var_1_26))) ? (var_1_26) : ((var_1_26 + var_1_26)))) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=100000005, var_1_11=97, var_1_15=64, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=-1, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L98] COND TRUE var_1_26 == var_1_11 [L99] var_1_15 = ((((var_1_26) > (var_1_35)) ? (var_1_26) : (var_1_35))) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=100000005, var_1_11=97, var_1_15=97, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=-1, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L107] COND FALSE !((var_1_11 == var_1_15) && var_1_21) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=100000005, var_1_11=97, var_1_15=97, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=-1, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L110] signed short int stepLocal_3 = var_1_11; VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, stepLocal_3=97, var_1_10=100000005, var_1_11=97, var_1_15=97, var_1_18=16, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=-1, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L111] COND TRUE var_1_1 != stepLocal_3 [L112] var_1_18 = (8 - ((((10) > ((var_1_19 - var_1_26))) ? (10) : ((var_1_19 - var_1_26))))) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=100000005, var_1_11=97, var_1_15=97, var_1_18=-16278, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=-1, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L114] COND FALSE !(var_1_18 != var_1_18) [L123] var_1_24 = var_1_26 VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=100000005, var_1_11=97, var_1_15=97, var_1_18=-16278, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=97, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L125] signed short int stepLocal_2 = var_1_11; [L126] signed long int stepLocal_1 = var_1_1; [L127] unsigned short int stepLocal_0 = var_1_35; VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, stepLocal_0=96, stepLocal_1=-256, stepLocal_2=97, var_1_10=100000005, var_1_11=97, var_1_15=97, var_1_18=-16278, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=97, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=125/4, var_1_8=100000006] [L128] COND FALSE !(stepLocal_0 == var_1_1) [L139] var_1_7 = var_1_10 VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, stepLocal_1=-256, stepLocal_2=97, var_1_10=100000005, var_1_11=97, var_1_15=97, var_1_18=-16278, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=97, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=100000005, var_1_8=100000006] [L196] RET step() [L197] CALL, EXPR property() [L187] EXPR ((((((((((((var_1_11 == var_1_15) && var_1_21) ? (var_1_1 == ((signed long int) ((((var_1_33) < (var_1_33)) ? (var_1_33) : (var_1_33))))) : 1) && ((var_1_35 == var_1_1) ? ((var_1_11 < var_1_1) ? (var_1_7 == ((double) ((var_1_8 - var_1_9) + var_1_10))) : ((var_1_1 >= 25) ? (var_1_7 == ((double) (((((var_1_8 - var_1_9)) > (var_1_10)) ? ((var_1_8 - var_1_9)) : (var_1_10))))) : (var_1_7 == ((double) var_1_10)))) : (var_1_7 == ((double) var_1_10)))) && (((- var_1_8) != var_1_23) ? (var_1_11 == ((signed short int) (500 + var_1_26))) : (var_1_11 == ((signed short int) ((((var_1_26) < ((var_1_26 + var_1_26))) ? (var_1_26) : ((var_1_26 + var_1_26)))))))) && ((var_1_26 == var_1_11) ? (var_1_15 == ((unsigned long int) ((((var_1_26) > (var_1_35)) ? (var_1_26) : (var_1_35))))) : ((var_1_9 < var_1_37) ? (var_1_15 == ((unsigned long int) var_1_35)) : (var_1_15 == ((unsigned long int) var_1_35))))) && ((var_1_1 != var_1_11) ? (var_1_18 == ((signed short int) (8 - ((((10) > ((var_1_19 - var_1_26))) ? (10) : ((var_1_19 - var_1_26))))))) : 1)) && (var_1_4 ? (var_1_21 == ((unsigned char) (! var_1_22))) : 1)) && ((! var_1_21) ? (var_1_23 == ((float) var_1_8)) : 1)) && ((var_1_18 != var_1_18) ? (((1u ^ var_1_19) > (- var_1_35)) ? (var_1_24 == ((signed long int) var_1_26)) : (var_1_22 ? (var_1_24 == ((signed long int) last_1_var_1_24)) : 1)) : (var_1_24 == ((signed long int) var_1_26)))) && (((var_1_8 + 199.375) <= 10.5) ? (var_1_26 == ((unsigned char) ((var_1_27 - var_1_28) - (var_1_29 - 1)))) : (var_1_21 ? (var_1_26 == ((unsigned char) ((var_1_29 - var_1_28) + ((var_1_30 + var_1_31) - var_1_32)))) : (var_1_26 == ((unsigned char) var_1_28))))) && (var_1_22 ? (var_1_33 == ((signed char) ((var_1_28 - var_1_32) + (var_1_31 - var_1_34)))) : 1)) && ((last_1_var_1_24 < (last_1_var_1_35 | 100000000)) ? ((var_1_30 > last_1_var_1_35) ? ((var_1_19 < last_1_var_1_24) ? (var_1_35 == ((unsigned short int) ((var_1_29 + var_1_28) + var_1_31))) : (var_1_35 == ((unsigned short int) (((((var_1_34 + ((((var_1_28) > (32)) ? (var_1_28) : (32))))) > (((((last_1_var_1_33) < 0 ) ? -(last_1_var_1_33) : (last_1_var_1_33))))) ? ((var_1_34 + ((((var_1_28) > (32)) ? (var_1_28) : (32))))) : (((((last_1_var_1_33) < 0 ) ? -(last_1_var_1_33) : (last_1_var_1_33))))))))) : (var_1_35 == ((unsigned short int) ((((var_1_32) > (((((var_1_31) > (var_1_28)) ? (var_1_31) : (var_1_28))))) ? (var_1_32) : (((((var_1_31) > (var_1_28)) ? (var_1_31) : (var_1_28))))))))) : ((var_1_8 != var_1_10) ? (var_1_35 == ((unsigned short int) ((((last_1_var_1_33) > (last_1_var_1_26)) ? (last_1_var_1_33) : (last_1_var_1_26))))) : (var_1_35 == ((unsigned short int) var_1_28)))) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=100000005, var_1_11=97, var_1_15=97, var_1_18=-16278, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=97, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=100000005, var_1_8=100000006] [L187-L188] return (((((((((((((var_1_11 == var_1_15) && var_1_21) ? (var_1_1 == ((signed long int) ((((var_1_33) < (var_1_33)) ? (var_1_33) : (var_1_33))))) : 1) && ((var_1_35 == var_1_1) ? ((var_1_11 < var_1_1) ? (var_1_7 == ((double) ((var_1_8 - var_1_9) + var_1_10))) : ((var_1_1 >= 25) ? (var_1_7 == ((double) (((((var_1_8 - var_1_9)) > (var_1_10)) ? ((var_1_8 - var_1_9)) : (var_1_10))))) : (var_1_7 == ((double) var_1_10)))) : (var_1_7 == ((double) var_1_10)))) && (((- var_1_8) != var_1_23) ? (var_1_11 == ((signed short int) (500 + var_1_26))) : (var_1_11 == ((signed short int) ((((var_1_26) < ((var_1_26 + var_1_26))) ? (var_1_26) : ((var_1_26 + var_1_26)))))))) && ((var_1_26 == var_1_11) ? (var_1_15 == ((unsigned long int) ((((var_1_26) > (var_1_35)) ? (var_1_26) : (var_1_35))))) : ((var_1_9 < var_1_37) ? (var_1_15 == ((unsigned long int) var_1_35)) : (var_1_15 == ((unsigned long int) var_1_35))))) && ((var_1_1 != var_1_11) ? (var_1_18 == ((signed short int) (8 - ((((10) > ((var_1_19 - var_1_26))) ? (10) : ((var_1_19 - var_1_26))))))) : 1)) && (var_1_4 ? (var_1_21 == ((unsigned char) (! var_1_22))) : 1)) && ((! var_1_21) ? (var_1_23 == ((float) var_1_8)) : 1)) && ((var_1_18 != var_1_18) ? (((1u ^ var_1_19) > (- var_1_35)) ? (var_1_24 == ((signed long int) var_1_26)) : (var_1_22 ? (var_1_24 == ((signed long int) last_1_var_1_24)) : 1)) : (var_1_24 == ((signed long int) var_1_26)))) && (((var_1_8 + 199.375) <= 10.5) ? (var_1_26 == ((unsigned char) ((var_1_27 - var_1_28) - (var_1_29 - 1)))) : (var_1_21 ? (var_1_26 == ((unsigned char) ((var_1_29 - var_1_28) + ((var_1_30 + var_1_31) - var_1_32)))) : (var_1_26 == ((unsigned char) var_1_28))))) && (var_1_22 ? (var_1_33 == ((signed char) ((var_1_28 - var_1_32) + (var_1_31 - var_1_34)))) : 1)) && ((last_1_var_1_24 < (last_1_var_1_35 | 100000000)) ? ((var_1_30 > last_1_var_1_35) ? ((var_1_19 < last_1_var_1_24) ? (var_1_35 == ((unsigned short int) ((var_1_29 + var_1_28) + var_1_31))) : (var_1_35 == ((unsigned short int) (((((var_1_34 + ((((var_1_28) > (32)) ? (var_1_28) : (32))))) > (((((last_1_var_1_33) < 0 ) ? -(last_1_var_1_33) : (last_1_var_1_33))))) ? ((var_1_34 + ((((var_1_28) > (32)) ? (var_1_28) : (32))))) : (((((last_1_var_1_33) < 0 ) ? -(last_1_var_1_33) : (last_1_var_1_33))))))))) : (var_1_35 == ((unsigned short int) ((((var_1_32) > (((((var_1_31) > (var_1_28)) ? (var_1_31) : (var_1_28))))) ? (var_1_32) : (((((var_1_31) > (var_1_28)) ? (var_1_31) : (var_1_28))))))))) : ((var_1_8 != var_1_10) ? (var_1_35 == ((unsigned short int) ((((last_1_var_1_33) > (last_1_var_1_26)) ? (last_1_var_1_33) : (last_1_var_1_26))))) : (var_1_35 == ((unsigned short int) var_1_28))))) && (var_1_37 == ((float) var_1_10)) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=100000005, var_1_11=97, var_1_15=97, var_1_18=-16278, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=97, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=100000005, var_1_8=100000006] [L19] reach_error() VAL [isInitial=1, last_1_var_1_24=-1, last_1_var_1_26=32, last_1_var_1_33=2, last_1_var_1_35=16, var_1_10=100000005, var_1_11=97, var_1_15=97, var_1_18=-16278, var_1_19=16383, var_1_1=-256, var_1_21=0, var_1_22=1, var_1_23=100000006, var_1_24=97, var_1_26=97, var_1_27=-27066114, var_1_28=-223, var_1_29=106365, var_1_30=-225, var_1_31=32, var_1_32=-193, var_1_33=-61, var_1_34=63, var_1_35=96, var_1_37=100000005, var_1_4=1, var_1_7=100000005, var_1_8=100000006] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 7, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1828 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1827 mSDsluCounter, 3221 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2448 mSDsCounter, 581 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1526 IncrementalHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 581 mSolverCounterUnsat, 773 mSDtfsCounter, 1526 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1010 GetRequests, 922 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 731 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=303occurred in iteration=6, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 337 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 1428 NumberOfCodeBlocks, 1428 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1577 ConstructedInterpolants, 0 QuantifiedInterpolants, 5220 SizeOfPredicates, 6 NumberOfNonLiveVariables, 773 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 9871/10120 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 [2024-11-16 17:11:53,952 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_operatoramount_amount100_file-93.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 72006f0e0119dbb436ff3eb0610d23abbaee42e3643f2bc291ef949bbdad90db --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 17:11:56,341 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 17:11:56,438 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-16 17:11:56,443 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 17:11:56,447 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 17:11:56,475 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 17:11:56,476 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 17:11:56,477 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 17:11:56,477 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 17:11:56,480 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 17:11:56,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 17:11:56,481 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 17:11:56,481 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 17:11:56,481 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 17:11:56,482 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 17:11:56,482 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 17:11:56,482 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 17:11:56,482 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 17:11:56,482 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 17:11:56,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 17:11:56,483 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 17:11:56,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 17:11:56,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 17:11:56,485 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-16 17:11:56,485 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-16 17:11:56,485 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 17:11:56,485 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-16 17:11:56,485 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 17:11:56,485 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 17:11:56,486 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 17:11:56,486 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 17:11:56,486 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 17:11:56,487 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 17:11:56,487 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 17:11:56,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:11:56,488 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 17:11:56,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 17:11:56,488 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 17:11:56,488 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-16 17:11:56,488 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-16 17:11:56,489 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 17:11:56,489 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 17:11:56,489 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 17:11:56,489 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 17:11:56,489 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72006f0e0119dbb436ff3eb0610d23abbaee42e3643f2bc291ef949bbdad90db [2024-11-16 17:11:56,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 17:11:56,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 17:11:56,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 17:11:56,849 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 17:11:56,850 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 17:11:56,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-93.i [2024-11-16 17:11:58,588 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 17:11:58,901 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 17:11:58,905 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-93.i [2024-11-16 17:11:58,923 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff4fe4b5b/d4351582a5174cb0baf48568cd937050/FLAG84b2577ad [2024-11-16 17:11:59,188 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff4fe4b5b/d4351582a5174cb0baf48568cd937050 [2024-11-16 17:11:59,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 17:11:59,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 17:11:59,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 17:11:59,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 17:11:59,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 17:11:59,208 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,209 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29dd6a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59, skipping insertion in model container [2024-11-16 17:11:59,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,264 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 17:11:59,437 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_operatoramount_amount100_file-93.i[916,929] [2024-11-16 17:11:59,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:11:59,561 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 17:11:59,571 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_operatoramount_amount100_file-93.i[916,929] [2024-11-16 17:11:59,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:11:59,655 INFO L204 MainTranslator]: Completed translation [2024-11-16 17:11:59,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59 WrapperNode [2024-11-16 17:11:59,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 17:11:59,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 17:11:59,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 17:11:59,657 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 17:11:59,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,698 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2024-11-16 17:11:59,699 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 17:11:59,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 17:11:59,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 17:11:59,700 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 17:11:59,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,711 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,721 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]. [2024-11-16 17:11:59,721 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,729 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,729 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,732 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 17:11:59,737 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 17:11:59,737 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 17:11:59,737 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 17:11:59,738 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (1/1) ... [2024-11-16 17:11:59,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:11:59,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:11:59,766 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) [2024-11-16 17:11:59,771 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 [2024-11-16 17:11:59,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 17:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-16 17:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 17:11:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 17:11:59,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 17:11:59,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 17:11:59,893 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 17:11:59,896 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 17:12:06,531 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-16 17:12:06,531 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 17:12:06,553 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 17:12:06,553 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 17:12:06,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:12:06 BoogieIcfgContainer [2024-11-16 17:12:06,554 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 17:12:06,560 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 17:12:06,560 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 17:12:06,564 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 17:12:06,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 05:11:59" (1/3) ... [2024-11-16 17:12:06,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46885bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:12:06, skipping insertion in model container [2024-11-16 17:12:06,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:11:59" (2/3) ... [2024-11-16 17:12:06,569 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46885bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:12:06, skipping insertion in model container [2024-11-16 17:12:06,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:12:06" (3/3) ... [2024-11-16 17:12:06,575 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-93.i [2024-11-16 17:12:06,592 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 17:12:06,593 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 17:12:06,700 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 17:12:06,708 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;@6cc5c93, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 17:12:06,708 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 17:12:06,711 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-16 17:12:06,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-16 17:12:06,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:12:06,723 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:12:06,723 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:12:06,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:12:06,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1123174607, now seen corresponding path program 1 times [2024-11-16 17:12:06,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 17:12:06,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1030334429] [2024-11-16 17:12:06,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:12:06,760 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 [2024-11-16 17:12:06,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 17:12:06,782 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) [2024-11-16 17:12:06,801 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 [2024-11-16 17:12:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:12:07,183 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-16 17:12:07,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:12:07,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2024-11-16 17:12:07,219 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 17:12:07,220 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 17:12:07,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1030334429] [2024-11-16 17:12:07,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1030334429] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:12:07,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:12:07,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 17:12:07,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136869506] [2024-11-16 17:12:07,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:12:07,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 17:12:07,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 17:12:07,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 17:12:07,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:12:07,242 INFO L87 Difference]: Start difference. First operand has 81 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-16 17:12:07,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:12:07,260 INFO L93 Difference]: Finished difference Result 152 states and 264 transitions. [2024-11-16 17:12:07,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 17:12:07,262 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 154 [2024-11-16 17:12:07,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:12:07,267 INFO L225 Difference]: With dead ends: 152 [2024-11-16 17:12:07,267 INFO L226 Difference]: Without dead ends: 74 [2024-11-16 17:12:07,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:12:07,272 INFO L432 NwaCegarLoop]: 113 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, 113 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 [2024-11-16 17:12:07,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 17:12:07,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-16 17:12:07,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-16 17:12:07,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 49 states have internal predecessors, (67), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-16 17:12:07,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 113 transitions. [2024-11-16 17:12:07,304 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 113 transitions. Word has length 154 [2024-11-16 17:12:07,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:12:07,304 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 113 transitions. [2024-11-16 17:12:07,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-16 17:12:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2024-11-16 17:12:07,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-16 17:12:07,308 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:12:07,309 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:12:07,320 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 [2024-11-16 17:12:07,509 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 [2024-11-16 17:12:07,510 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:12:07,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:12:07,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1943702318, now seen corresponding path program 1 times [2024-11-16 17:12:07,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 17:12:07,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1175164556] [2024-11-16 17:12:07,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:12:07,512 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 [2024-11-16 17:12:07,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 17:12:07,516 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) [2024-11-16 17:12:07,517 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 [2024-11-16 17:12:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:12:07,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-16 17:12:07,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:12:09,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-16 17:12:09,448 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 17:12:09,448 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 17:12:09,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1175164556] [2024-11-16 17:12:09,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1175164556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:12:09,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:12:09,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 17:12:09,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474835834] [2024-11-16 17:12:09,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:12:09,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:12:09,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 17:12:09,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:12:09,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:12:09,455 INFO L87 Difference]: Start difference. First operand 74 states and 113 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:12:13,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:12:15,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:12:15,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:12:15,238 INFO L93 Difference]: Finished difference Result 216 states and 333 transitions. [2024-11-16 17:12:15,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:12:15,271 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 154 [2024-11-16 17:12:15,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:12:15,274 INFO L225 Difference]: With dead ends: 216 [2024-11-16 17:12:15,274 INFO L226 Difference]: Without dead ends: 145 [2024-11-16 17:12:15,275 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:12:15,280 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 39 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-16 17:12:15,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 211 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-16 17:12:15,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-11-16 17:12:15,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 142. [2024-11-16 17:12:15,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 93 states have (on average 1.3655913978494623) internal successors, (127), 93 states have internal predecessors, (127), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-16 17:12:15,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 219 transitions. [2024-11-16 17:12:15,321 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 219 transitions. Word has length 154 [2024-11-16 17:12:15,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:12:15,322 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 219 transitions. [2024-11-16 17:12:15,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:12:15,322 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 219 transitions. [2024-11-16 17:12:15,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-16 17:12:15,324 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:12:15,326 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:12:15,338 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-16 17:12:15,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-16 17:12:15,532 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:12:15,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:12:15,532 INFO L85 PathProgramCache]: Analyzing trace with hash -590392621, now seen corresponding path program 1 times [2024-11-16 17:12:15,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 17:12:15,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [778996464] [2024-11-16 17:12:15,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:12:15,533 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 [2024-11-16 17:12:15,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 17:12:15,536 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-16 17:12:15,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-16 17:12:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:12:15,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-16 17:12:15,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:12:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-16 17:12:15,914 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 17:12:15,914 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 17:12:15,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [778996464] [2024-11-16 17:12:15,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [778996464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:12:15,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:12:15,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:12:15,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080179870] [2024-11-16 17:12:15,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:12:15,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:12:15,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 17:12:15,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:12:15,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:12:15,920 INFO L87 Difference]: Start difference. First operand 142 states and 219 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:12:20,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:12:24,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:12:24,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:12:24,546 INFO L93 Difference]: Finished difference Result 414 states and 641 transitions. [2024-11-16 17:12:24,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:12:24,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 154 [2024-11-16 17:12:24,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:12:24,554 INFO L225 Difference]: With dead ends: 414 [2024-11-16 17:12:24,554 INFO L226 Difference]: Without dead ends: 275 [2024-11-16 17:12:24,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:12:24,557 INFO L432 NwaCegarLoop]: 205 mSDtfsCounter, 101 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-16 17:12:24,561 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 302 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-11-16 17:12:24,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-11-16 17:12:24,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 144. [2024-11-16 17:12:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 95 states have (on average 1.3578947368421053) internal successors, (129), 95 states have internal predecessors, (129), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-16 17:12:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 221 transitions. [2024-11-16 17:12:24,622 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 221 transitions. Word has length 154 [2024-11-16 17:12:24,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:12:24,622 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 221 transitions. [2024-11-16 17:12:24,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:12:24,623 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 221 transitions. [2024-11-16 17:12:24,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-16 17:12:24,629 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:12:24,629 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:12:24,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-16 17:12:24,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-16 17:12:24,830 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:12:24,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:12:24,832 INFO L85 PathProgramCache]: Analyzing trace with hash -883795628, now seen corresponding path program 1 times [2024-11-16 17:12:24,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 17:12:24,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2026530808] [2024-11-16 17:12:24,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:12:24,833 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 [2024-11-16 17:12:24,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 17:12:24,837 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-16 17:12:24,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-16 17:12:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:12:25,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 17:12:25,151 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:12:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 186 proven. 60 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2024-11-16 17:12:31,852 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:12:39,213 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 17:12:39,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2026530808] [2024-11-16 17:12:39,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2026530808] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:12:39,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2080077927] [2024-11-16 17:12:39,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:12:39,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-16 17:12:39,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-16 17:12:39,224 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-16 17:12:39,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-16 17:12:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:12:40,012 INFO L255 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-16 17:12:40,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:12:44,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-16 17:12:44,662 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 17:12:44,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2080077927] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:12:44,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 17:12:44,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2024-11-16 17:12:44,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655480271] [2024-11-16 17:12:44,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:12:44,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:12:44,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 17:12:44,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:12:44,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-16 17:12:44,664 INFO L87 Difference]: Start difference. First operand 144 states and 221 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:13:00,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:13:02,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:13:06,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:13:07,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:13:11,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:13:14,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:13:15,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 17:13:17,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:13:17,624 INFO L93 Difference]: Finished difference Result 414 states and 626 transitions. [2024-11-16 17:13:17,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:13:17,627 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 154 [2024-11-16 17:13:17,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:13:17,629 INFO L225 Difference]: With dead ends: 414 [2024-11-16 17:13:17,629 INFO L226 Difference]: Without dead ends: 273 [2024-11-16 17:13:17,630 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 439 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-16 17:13:17,631 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 74 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.9s IncrementalHoareTripleChecker+Time [2024-11-16 17:13:17,631 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 303 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 3 Unknown, 0 Unchecked, 32.9s Time] [2024-11-16 17:13:17,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2024-11-16 17:13:17,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 265. [2024-11-16 17:13:17,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 186 states have (on average 1.3655913978494623) internal successors, (254), 188 states have internal predecessors, (254), 73 states have call successors, (73), 5 states have call predecessors, (73), 5 states have return successors, (73), 71 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-16 17:13:17,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 400 transitions. [2024-11-16 17:13:17,666 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 400 transitions. Word has length 154 [2024-11-16 17:13:17,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:13:17,666 INFO L471 AbstractCegarLoop]: Abstraction has 265 states and 400 transitions. [2024-11-16 17:13:17,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-16 17:13:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 400 transitions. [2024-11-16 17:13:17,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-16 17:13:17,668 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:13:17,668 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:13:17,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-16 17:13:17,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-16 17:13:18,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-16 17:13:18,077 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:13:18,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:13:18,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1240032972, now seen corresponding path program 1 times [2024-11-16 17:13:18,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-16 17:13:18,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [78025153] [2024-11-16 17:13:18,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:13:18,079 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 [2024-11-16 17:13:18,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-16 17:13:18,080 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2024-11-16 17:13:18,081 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 (7)] Waiting until timeout for monitored process [2024-11-16 17:13:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:13:18,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-16 17:13:18,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:13:19,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 456 proven. 45 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2024-11-16 17:13:19,248 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:13:20,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 21 proven. 45 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-16 17:13:20,116 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-16 17:13:20,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [78025153] [2024-11-16 17:13:20,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [78025153] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:13:20,117 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 17:13:20,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-11-16 17:13:20,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666655246] [2024-11-16 17:13:20,117 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-16 17:13:20,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 17:13:20,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-16 17:13:20,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 17:13:20,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-16 17:13:20,134 INFO L87 Difference]: Start difference. First operand 265 states and 400 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 2 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-16 17:13:25,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []