./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-67.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_loopvsstraightlinecode_100-1loop_file-67.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 ea5d129c2effd5149fdda9eb43de3f2066bea2102b74f7218df98f2028a893a6 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 16:02:35,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 16:02:35,716 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 16:02:35,722 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 16:02:35,725 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 16:02:35,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 16:02:35,753 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 16:02:35,753 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 16:02:35,754 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 16:02:35,755 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 16:02:35,756 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 16:02:35,756 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 16:02:35,757 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 16:02:35,758 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 16:02:35,759 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 16:02:35,759 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 16:02:35,759 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 16:02:35,759 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 16:02:35,759 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 16:02:35,760 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 16:02:35,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 16:02:35,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 16:02:35,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 16:02:35,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 16:02:35,763 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 16:02:35,763 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 16:02:35,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 16:02:35,764 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 16:02:35,764 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 16:02:35,764 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 16:02:35,765 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 16:02:35,765 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 16:02:35,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 16:02:35,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 16:02:35,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 16:02:35,766 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 16:02:35,766 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 16:02:35,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 16:02:35,766 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 16:02:35,768 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 16:02:35,768 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 16:02:35,768 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 16:02:35,769 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea5d129c2effd5149fdda9eb43de3f2066bea2102b74f7218df98f2028a893a6 [2024-11-16 16:02:36,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 16:02:36,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 16:02:36,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 16:02:36,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 16:02:36,056 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 16:02:36,057 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-67.i [2024-11-16 16:02:37,410 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 16:02:37,644 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 16:02:37,644 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-67.i [2024-11-16 16:02:37,654 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12884f9a3/baa40d6cc4dc48f4999e7cea725d3662/FLAGde308d7c5 [2024-11-16 16:02:37,665 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12884f9a3/baa40d6cc4dc48f4999e7cea725d3662 [2024-11-16 16:02:37,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 16:02:37,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 16:02:37,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 16:02:37,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 16:02:37,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 16:02:37,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 04:02:37" (1/1) ... [2024-11-16 16:02:37,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@441c6590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:37, skipping insertion in model container [2024-11-16 16:02:37,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 04:02:37" (1/1) ... [2024-11-16 16:02:37,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 16:02:37,867 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-67.i[916,929] [2024-11-16 16:02:37,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 16:02:37,998 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 16:02:38,012 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-67.i[916,929] [2024-11-16 16:02:38,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 16:02:38,084 INFO L204 MainTranslator]: Completed translation [2024-11-16 16:02:38,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38 WrapperNode [2024-11-16 16:02:38,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 16:02:38,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 16:02:38,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 16:02:38,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 16:02:38,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,106 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,153 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2024-11-16 16:02:38,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 16:02:38,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 16:02:38,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 16:02:38,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 16:02:38,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,173 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,206 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 16:02:38,207 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,217 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,218 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,260 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 16:02:38,261 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 16:02:38,261 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 16:02:38,262 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 16:02:38,262 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (1/1) ... [2024-11-16 16:02:38,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 16:02:38,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 16:02:38,297 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 16:02:38,300 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 16:02:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 16:02:38,344 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 16:02:38,345 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 16:02:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 16:02:38,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 16:02:38,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 16:02:38,469 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 16:02:38,471 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 16:02:38,894 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L209: havoc property_#t~bitwise22#1; [2024-11-16 16:02:38,947 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-16 16:02:38,948 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 16:02:38,972 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 16:02:38,972 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 16:02:38,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 04:02:38 BoogieIcfgContainer [2024-11-16 16:02:38,973 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 16:02:38,975 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 16:02:38,975 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 16:02:38,979 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 16:02:38,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 04:02:37" (1/3) ... [2024-11-16 16:02:38,981 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d06e068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 04:02:38, skipping insertion in model container [2024-11-16 16:02:38,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 04:02:38" (2/3) ... [2024-11-16 16:02:38,982 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d06e068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 04:02:38, skipping insertion in model container [2024-11-16 16:02:38,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 04:02:38" (3/3) ... [2024-11-16 16:02:38,984 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-67.i [2024-11-16 16:02:38,999 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 16:02:39,000 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 16:02:39,067 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 16:02:39,077 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;@769541b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 16:02:39,077 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 16:02:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand has 108 states, 74 states have (on average 1.445945945945946) internal successors, (107), 75 states have internal predecessors, (107), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-16 16:02:39,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-16 16:02:39,107 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 16:02:39,108 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:02:39,109 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 16:02:39,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 16:02:39,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1171267496, now seen corresponding path program 1 times [2024-11-16 16:02:39,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 16:02:39,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059275476] [2024-11-16 16:02:39,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 16:02:39,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 16:02:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 16:02:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 16:02:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 16:02:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 16:02:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 16:02:39,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 16:02:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 16:02:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 16:02:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 16:02:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 16:02:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 16:02:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 16:02:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 16:02:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 16:02:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 16:02:39,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 16:02:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 16:02:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 16:02:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 16:02:39,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 16:02:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 16:02:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 16:02:39,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 16:02:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 16:02:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 16:02:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 16:02:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 16:02:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 16:02:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 16:02:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 16:02:39,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 16:02:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-16 16:02:39,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 16:02:39,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059275476] [2024-11-16 16:02:39,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059275476] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 16:02:39,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 16:02:39,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 16:02:39,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096668854] [2024-11-16 16:02:39,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 16:02:39,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 16:02:39,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 16:02:39,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 16:02:39,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 16:02:39,703 INFO L87 Difference]: Start difference. First operand has 108 states, 74 states have (on average 1.445945945945946) internal successors, (107), 75 states have internal predecessors, (107), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-16 16:02:39,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 16:02:39,755 INFO L93 Difference]: Finished difference Result 212 states and 365 transitions. [2024-11-16 16:02:39,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 16:02:39,758 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) Word has length 205 [2024-11-16 16:02:39,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 16:02:39,767 INFO L225 Difference]: With dead ends: 212 [2024-11-16 16:02:39,767 INFO L226 Difference]: Without dead ends: 103 [2024-11-16 16:02:39,771 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 95 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 16:02:39,774 INFO L432 NwaCegarLoop]: 163 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, 163 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 16:02:39,775 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 163 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 16:02:39,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-11-16 16:02:39,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2024-11-16 16:02:39,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 70 states have (on average 1.4142857142857144) internal successors, (99), 70 states have internal predecessors, (99), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-16 16:02:39,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 161 transitions. [2024-11-16 16:02:39,836 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 161 transitions. Word has length 205 [2024-11-16 16:02:39,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 16:02:39,840 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 161 transitions. [2024-11-16 16:02:39,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-16 16:02:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 161 transitions. [2024-11-16 16:02:39,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-16 16:02:39,845 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 16:02:39,845 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:02:39,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 16:02:39,845 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 16:02:39,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 16:02:39,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1357499747, now seen corresponding path program 1 times [2024-11-16 16:02:39,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 16:02:39,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059367445] [2024-11-16 16:02:39,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 16:02:39,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 16:02:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 16:02:40,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 16:02:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 16:02:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 16:02:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 16:02:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 16:02:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 16:02:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 16:02:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 16:02:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 16:02:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 16:02:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 16:02:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 16:02:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 16:02:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 16:02:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 16:02:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 16:02:40,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 16:02:40,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 16:02:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 16:02:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 16:02:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 16:02:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 16:02:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 16:02:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 16:02:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 16:02:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 16:02:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 16:02:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 16:02:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 16:02:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 16:02:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-16 16:02:40,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 16:02:40,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059367445] [2024-11-16 16:02:40,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059367445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 16:02:40,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 16:02:40,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 16:02:40,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022438206] [2024-11-16 16:02:40,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 16:02:40,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 16:02:40,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 16:02:40,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 16:02:40,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 16:02:40,326 INFO L87 Difference]: Start difference. First operand 103 states and 161 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:40,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 16:02:40,460 INFO L93 Difference]: Finished difference Result 299 states and 469 transitions. [2024-11-16 16:02:40,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 16:02:40,461 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2024-11-16 16:02:40,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 16:02:40,467 INFO L225 Difference]: With dead ends: 299 [2024-11-16 16:02:40,469 INFO L226 Difference]: Without dead ends: 199 [2024-11-16 16:02:40,470 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 64 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 16:02:40,471 INFO L432 NwaCegarLoop]: 250 mSDtfsCounter, 139 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 16:02:40,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 384 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 16:02:40,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-11-16 16:02:40,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 196. [2024-11-16 16:02:40,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 131 states have (on average 1.366412213740458) internal successors, (179), 131 states have internal predecessors, (179), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-16 16:02:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 303 transitions. [2024-11-16 16:02:40,518 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 303 transitions. Word has length 205 [2024-11-16 16:02:40,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 16:02:40,520 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 303 transitions. [2024-11-16 16:02:40,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 303 transitions. [2024-11-16 16:02:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-16 16:02:40,527 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 16:02:40,527 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:02:40,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 16:02:40,528 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 16:02:40,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 16:02:40,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1310868015, now seen corresponding path program 1 times [2024-11-16 16:02:40,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 16:02:40,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198789556] [2024-11-16 16:02:40,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 16:02:40,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 16:02:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 16:02:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 16:02:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 16:02:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 16:02:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 16:02:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 16:02:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 16:02:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 16:02:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 16:02:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 16:02:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 16:02:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 16:02:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 16:02:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 16:02:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 16:02:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 16:02:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 16:02:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 16:02:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 16:02:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 16:02:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 16:02:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 16:02:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 16:02:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 16:02:41,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 16:02:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 16:02:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 16:02:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 16:02:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 16:02:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 16:02:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 16:02:41,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:41,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-16 16:02:41,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 16:02:41,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198789556] [2024-11-16 16:02:41,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198789556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 16:02:41,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 16:02:41,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 16:02:41,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95799829] [2024-11-16 16:02:41,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 16:02:41,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 16:02:41,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 16:02:41,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 16:02:41,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 16:02:41,414 INFO L87 Difference]: Start difference. First operand 196 states and 303 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:41,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 16:02:41,744 INFO L93 Difference]: Finished difference Result 617 states and 950 transitions. [2024-11-16 16:02:41,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 16:02:41,745 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 206 [2024-11-16 16:02:41,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 16:02:41,751 INFO L225 Difference]: With dead ends: 617 [2024-11-16 16:02:41,751 INFO L226 Difference]: Without dead ends: 424 [2024-11-16 16:02:41,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 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 16:02:41,753 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 172 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 16:02:41,754 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 450 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 16:02:41,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2024-11-16 16:02:41,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 402. [2024-11-16 16:02:41,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 273 states have (on average 1.3626373626373627) internal successors, (372), 273 states have internal predecessors, (372), 124 states have call successors, (124), 4 states have call predecessors, (124), 4 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-11-16 16:02:41,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 620 transitions. [2024-11-16 16:02:41,842 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 620 transitions. Word has length 206 [2024-11-16 16:02:41,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 16:02:41,843 INFO L471 AbstractCegarLoop]: Abstraction has 402 states and 620 transitions. [2024-11-16 16:02:41,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:41,844 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 620 transitions. [2024-11-16 16:02:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-16 16:02:41,846 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 16:02:41,847 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:02:41,847 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 16:02:41,847 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 16:02:41,847 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 16:02:41,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1086315043, now seen corresponding path program 1 times [2024-11-16 16:02:41,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 16:02:41,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131174847] [2024-11-16 16:02:41,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 16:02:41,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 16:02:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 16:02:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 16:02:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 16:02:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 16:02:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 16:02:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 16:02:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 16:02:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 16:02:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 16:02:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 16:02:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 16:02:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 16:02:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 16:02:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 16:02:42,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 16:02:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 16:02:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 16:02:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 16:02:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 16:02:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 16:02:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 16:02:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 16:02:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 16:02:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 16:02:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 16:02:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 16:02:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 16:02:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 16:02:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 16:02:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 16:02:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 16:02:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:42,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-16 16:02:42,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 16:02:42,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131174847] [2024-11-16 16:02:42,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131174847] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 16:02:42,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 16:02:42,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 16:02:42,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853191337] [2024-11-16 16:02:42,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 16:02:42,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 16:02:42,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 16:02:42,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 16:02:42,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 16:02:42,511 INFO L87 Difference]: Start difference. First operand 402 states and 620 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:42,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 16:02:42,808 INFO L93 Difference]: Finished difference Result 823 states and 1261 transitions. [2024-11-16 16:02:42,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 16:02:42,809 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 208 [2024-11-16 16:02:42,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 16:02:42,813 INFO L225 Difference]: With dead ends: 823 [2024-11-16 16:02:42,814 INFO L226 Difference]: Without dead ends: 424 [2024-11-16 16:02:42,815 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 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 16:02:42,819 INFO L432 NwaCegarLoop]: 162 mSDtfsCounter, 167 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 16:02:42,821 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 453 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 16:02:42,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2024-11-16 16:02:42,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 404. [2024-11-16 16:02:42,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 404 states, 275 states have (on average 1.3454545454545455) internal successors, (370), 275 states have internal predecessors, (370), 124 states have call successors, (124), 4 states have call predecessors, (124), 4 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-11-16 16:02:42,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 618 transitions. [2024-11-16 16:02:42,925 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 618 transitions. Word has length 208 [2024-11-16 16:02:42,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 16:02:42,926 INFO L471 AbstractCegarLoop]: Abstraction has 404 states and 618 transitions. [2024-11-16 16:02:42,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:42,926 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 618 transitions. [2024-11-16 16:02:42,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-16 16:02:42,929 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 16:02:42,929 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:02:42,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 16:02:42,930 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 16:02:42,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 16:02:42,930 INFO L85 PathProgramCache]: Analyzing trace with hash 760341610, now seen corresponding path program 1 times [2024-11-16 16:02:42,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 16:02:42,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715174332] [2024-11-16 16:02:42,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 16:02:42,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 16:02:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 16:02:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 16:02:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 16:02:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 16:02:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 16:02:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 16:02:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 16:02:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 16:02:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 16:02:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 16:02:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 16:02:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 16:02:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 16:02:47,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 16:02:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 16:02:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 16:02:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 16:02:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 16:02:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 16:02:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 16:02:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 16:02:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 16:02:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 16:02:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 16:02:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 16:02:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 16:02:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 16:02:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 16:02:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 16:02:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 16:02:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 16:02:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:47,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-16 16:02:47,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 16:02:47,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715174332] [2024-11-16 16:02:47,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715174332] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 16:02:47,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 16:02:47,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 16:02:47,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646931926] [2024-11-16 16:02:47,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 16:02:47,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 16:02:47,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 16:02:47,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 16:02:47,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-16 16:02:47,910 INFO L87 Difference]: Start difference. First operand 404 states and 618 transitions. Second operand has 9 states, 9 states have (on average 6.444444444444445) internal successors, (58), 9 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:49,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 16:02:49,939 INFO L93 Difference]: Finished difference Result 1212 states and 1845 transitions. [2024-11-16 16:02:49,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 16:02:49,941 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.444444444444445) internal successors, (58), 9 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 210 [2024-11-16 16:02:49,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 16:02:49,947 INFO L225 Difference]: With dead ends: 1212 [2024-11-16 16:02:49,948 INFO L226 Difference]: Without dead ends: 1016 [2024-11-16 16:02:49,949 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-11-16 16:02:49,950 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 516 mSDsluCounter, 727 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 516 SdHoareTripleChecker+Valid, 975 SdHoareTripleChecker+Invalid, 707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 16:02:49,950 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [516 Valid, 975 Invalid, 707 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 16:02:49,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2024-11-16 16:02:50,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 792. [2024-11-16 16:02:50,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 792 states, 567 states have (on average 1.3950617283950617) internal successors, (791), 567 states have internal predecessors, (791), 217 states have call successors, (217), 7 states have call predecessors, (217), 7 states have return successors, (217), 217 states have call predecessors, (217), 217 states have call successors, (217) [2024-11-16 16:02:50,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 1225 transitions. [2024-11-16 16:02:50,110 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 1225 transitions. Word has length 210 [2024-11-16 16:02:50,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 16:02:50,111 INFO L471 AbstractCegarLoop]: Abstraction has 792 states and 1225 transitions. [2024-11-16 16:02:50,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.444444444444445) internal successors, (58), 9 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1225 transitions. [2024-11-16 16:02:50,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-16 16:02:50,114 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 16:02:50,115 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:02:50,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 16:02:50,116 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 16:02:50,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 16:02:50,116 INFO L85 PathProgramCache]: Analyzing trace with hash 889424329, now seen corresponding path program 1 times [2024-11-16 16:02:50,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 16:02:50,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505311081] [2024-11-16 16:02:50,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 16:02:50,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 16:02:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 16:02:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 16:02:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 16:02:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 16:02:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 16:02:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 16:02:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 16:02:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 16:02:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 16:02:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 16:02:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 16:02:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 16:02:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 16:02:50,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 16:02:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 16:02:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 16:02:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 16:02:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 16:02:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 16:02:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 16:02:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 16:02:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 16:02:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 16:02:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 16:02:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 16:02:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 16:02:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 16:02:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 16:02:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 16:02:50,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 16:02:50,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 16:02:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-16 16:02:50,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 16:02:50,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505311081] [2024-11-16 16:02:50,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505311081] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 16:02:50,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 16:02:50,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 16:02:50,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201023589] [2024-11-16 16:02:50,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 16:02:50,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 16:02:50,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 16:02:50,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 16:02:50,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 16:02:50,385 INFO L87 Difference]: Start difference. First operand 792 states and 1225 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:50,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 16:02:50,530 INFO L93 Difference]: Finished difference Result 1875 states and 2907 transitions. [2024-11-16 16:02:50,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 16:02:50,531 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 210 [2024-11-16 16:02:50,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 16:02:50,539 INFO L225 Difference]: With dead ends: 1875 [2024-11-16 16:02:50,539 INFO L226 Difference]: Without dead ends: 1154 [2024-11-16 16:02:50,541 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-16 16:02:50,542 INFO L432 NwaCegarLoop]: 173 mSDtfsCounter, 94 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 627 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 16:02:50,544 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 627 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 16:02:50,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2024-11-16 16:02:50,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 1151. [2024-11-16 16:02:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1151 states, 830 states have (on average 1.3963855421686746) internal successors, (1159), 830 states have internal predecessors, (1159), 310 states have call successors, (310), 10 states have call predecessors, (310), 10 states have return successors, (310), 310 states have call predecessors, (310), 310 states have call successors, (310) [2024-11-16 16:02:50,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1779 transitions. [2024-11-16 16:02:50,667 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1779 transitions. Word has length 210 [2024-11-16 16:02:50,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 16:02:50,668 INFO L471 AbstractCegarLoop]: Abstraction has 1151 states and 1779 transitions. [2024-11-16 16:02:50,668 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:50,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1779 transitions. [2024-11-16 16:02:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-16 16:02:50,671 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 16:02:50,671 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:02:50,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 16:02:50,671 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 16:02:50,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 16:02:50,672 INFO L85 PathProgramCache]: Analyzing trace with hash 2113651307, now seen corresponding path program 1 times [2024-11-16 16:02:50,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 16:02:50,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606043663] [2024-11-16 16:02:50,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 16:02:50,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 16:02:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 16:02:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 16:02:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-16 16:02:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-16 16:02:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 16:02:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 16:02:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-16 16:02:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 16:02:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-16 16:02:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 16:02:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 16:02:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 16:02:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 16:02:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-16 16:02:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-16 16:02:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-16 16:02:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-16 16:02:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-16 16:02:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-16 16:02:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-16 16:02:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-16 16:02:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-16 16:02:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-16 16:02:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 16:02:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 16:02:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-16 16:02:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-16 16:02:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:50,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-16 16:02:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:51,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-16 16:02:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:51,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-16 16:02:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:51,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-16 16:02:51,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:02:51,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-16 16:02:51,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 16:02:51,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606043663] [2024-11-16 16:02:51,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606043663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 16:02:51,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 16:02:51,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 16:02:51,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273650523] [2024-11-16 16:02:51,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 16:02:51,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 16:02:51,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 16:02:51,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 16:02:51,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 16:02:51,010 INFO L87 Difference]: Start difference. First operand 1151 states and 1779 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:51,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 16:02:51,248 INFO L93 Difference]: Finished difference Result 2171 states and 3329 transitions. [2024-11-16 16:02:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 16:02:51,249 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 210 [2024-11-16 16:02:51,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 16:02:51,259 INFO L225 Difference]: With dead ends: 2171 [2024-11-16 16:02:51,259 INFO L226 Difference]: Without dead ends: 1088 [2024-11-16 16:02:51,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 16:02:51,265 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 189 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 16:02:51,266 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 610 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 16:02:51,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1088 states. [2024-11-16 16:02:51,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1088 to 1023. [2024-11-16 16:02:51,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1023 states, 702 states have (on average 1.3504273504273505) internal successors, (948), 702 states have internal predecessors, (948), 310 states have call successors, (310), 10 states have call predecessors, (310), 10 states have return successors, (310), 310 states have call predecessors, (310), 310 states have call successors, (310) [2024-11-16 16:02:51,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1568 transitions. [2024-11-16 16:02:51,376 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1568 transitions. Word has length 210 [2024-11-16 16:02:51,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 16:02:51,377 INFO L471 AbstractCegarLoop]: Abstraction has 1023 states and 1568 transitions. [2024-11-16 16:02:51,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-11-16 16:02:51,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1568 transitions. [2024-11-16 16:02:51,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-16 16:02:51,399 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 16:02:51,400 INFO L215 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:02:51,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 16:02:51,400 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 16:02:51,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 16:02:51,401 INFO L85 PathProgramCache]: Analyzing trace with hash 550753479, now seen corresponding path program 1 times [2024-11-16 16:02:51,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 16:02:51,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563564538] [2024-11-16 16:02:51,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 16:02:51,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 16:02:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 16:03:04,317 WARN L286 SmtUtils]: Spent 5.61s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-16 16:03:11,667 WARN L286 SmtUtils]: Spent 6.99s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-16 16:03:23,859 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-16 16:03:31,882 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-16 16:03:51,928 WARN L286 SmtUtils]: Spent 20.04s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)