./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 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_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-023d838-m [2024-11-10 07:06:14,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 07:06:14,773 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 07:06:14,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 07:06:14,780 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 07:06:14,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 07:06:14,802 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 07:06:14,802 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 07:06:14,803 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 07:06:14,803 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 07:06:14,804 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 07:06:14,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 07:06:14,805 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 07:06:14,806 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 07:06:14,806 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 07:06:14,807 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 07:06:14,807 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 07:06:14,807 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 07:06:14,807 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 07:06:14,807 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 07:06:14,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 07:06:14,810 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 07:06:14,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 07:06:14,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 07:06:14,811 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 07:06:14,811 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 07:06:14,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 07:06:14,812 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 07:06:14,812 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 07:06:14,812 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 07:06:14,813 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 07:06:14,813 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 07:06:14,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 07:06:14,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 07:06:14,814 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 07:06:14,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 07:06:14,814 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 07:06:14,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 07:06:14,815 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 07:06:14,815 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 07:06:14,815 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 07:06:14,815 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 07:06:14,815 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea5d129c2effd5149fdda9eb43de3f2066bea2102b74f7218df98f2028a893a6 [2024-11-10 07:06:15,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 07:06:15,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 07:06:15,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 07:06:15,031 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 07:06:15,031 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 07:06:15,032 INFO L431 ainManager$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 [2024-11-10 07:06:16,201 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 07:06:16,357 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 07:06:16,358 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-67.i [2024-11-10 07:06:16,365 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea5abdee/a7a0a5373f2e47efa94ff341ce5af7d8/FLAG70c5aea6f [2024-11-10 07:06:16,375 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aea5abdee/a7a0a5373f2e47efa94ff341ce5af7d8 [2024-11-10 07:06:16,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 07:06:16,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 07:06:16,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 07:06:16,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 07:06:16,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 07:06:16,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e0184f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16, skipping insertion in model container [2024-11-10 07:06:16,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,414 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 07:06:16,547 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] [2024-11-10 07:06:16,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 07:06:16,650 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 07:06:16,659 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] [2024-11-10 07:06:16,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 07:06:16,714 INFO L204 MainTranslator]: Completed translation [2024-11-10 07:06:16,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16 WrapperNode [2024-11-10 07:06:16,715 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 07:06:16,716 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 07:06:16,716 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 07:06:16,716 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 07:06:16,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,730 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,767 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2024-11-10 07:06:16,767 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 07:06:16,768 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 07:06:16,768 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 07:06:16,768 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 07:06:16,777 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,783 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,809 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 07:06:16,810 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,827 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,828 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,830 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,835 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 07:06:16,843 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 07:06:16,843 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 07:06:16,843 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 07:06:16,844 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (1/1) ... [2024-11-10 07:06:16,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 07:06:16,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 07:06:16,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 07:06:16,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 07:06:16,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 07:06:16,918 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 07:06:16,919 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 07:06:16,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 07:06:16,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 07:06:16,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 07:06:17,006 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 07:06:17,008 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 07:06:17,359 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L209: havoc property_#t~bitwise22#1; [2024-11-10 07:06:17,418 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-10 07:06:17,419 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 07:06:17,436 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 07:06:17,437 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 07:06:17,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:06:17 BoogieIcfgContainer [2024-11-10 07:06:17,439 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 07:06:17,441 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 07:06:17,441 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 07:06:17,444 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 07:06:17,444 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:06:16" (1/3) ... [2024-11-10 07:06:17,445 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fec8ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:06:17, skipping insertion in model container [2024-11-10 07:06:17,445 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:06:16" (2/3) ... [2024-11-10 07:06:17,445 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fec8ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:06:17, skipping insertion in model container [2024-11-10 07:06:17,446 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 07:06:17" (3/3) ... [2024-11-10 07:06:17,447 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-67.i [2024-11-10 07:06:17,459 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 07:06:17,460 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 07:06:17,506 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 07:06:17,510 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;@48bec521, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 07:06:17,511 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 07:06:17,514 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) [2024-11-10 07:06:17,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-10 07:06:17,524 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:06:17,525 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] [2024-11-10 07:06:17,525 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:06:17,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:06:17,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1171267496, now seen corresponding path program 1 times [2024-11-10 07:06:17,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:06:17,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464567821] [2024-11-10 07:06:17,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:06:17,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:06:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:06:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:06:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:06:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-10 07:06:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-10 07:06:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 07:06:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 07:06:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 07:06:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 07:06:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 07:06:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 07:06:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 07:06:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 07:06:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 07:06:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 07:06:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 07:06:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 07:06:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 07:06:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 07:06:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 07:06:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 07:06:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:06:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 07:06:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 07:06:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 07:06:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 07:06:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 07:06:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 07:06:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-10 07:06:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 07:06:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-10 07:06:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:17,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-10 07:06:17,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:06:17,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464567821] [2024-11-10 07:06:17,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464567821] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:06:17,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:06:17,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 07:06:17,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205515190] [2024-11-10 07:06:17,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:06:17,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 07:06:17,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:06:18,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 07:06:18,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 07:06:18,012 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) [2024-11-10 07:06:18,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:06:18,083 INFO L93 Difference]: Finished difference Result 212 states and 365 transitions. [2024-11-10 07:06:18,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 07:06:18,089 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 [2024-11-10 07:06:18,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:06:18,110 INFO L225 Difference]: With dead ends: 212 [2024-11-10 07:06:18,110 INFO L226 Difference]: Without dead ends: 103 [2024-11-10 07:06:18,115 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 [2024-11-10 07:06:18,117 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 [2024-11-10 07:06:18,120 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] [2024-11-10 07:06:18,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-11-10 07:06:18,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2024-11-10 07:06:18,168 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) [2024-11-10 07:06:18,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 161 transitions. [2024-11-10 07:06:18,171 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 161 transitions. Word has length 205 [2024-11-10 07:06:18,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:06:18,172 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 161 transitions. [2024-11-10 07:06:18,172 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) [2024-11-10 07:06:18,172 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 161 transitions. [2024-11-10 07:06:18,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-10 07:06:18,178 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:06:18,179 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] [2024-11-10 07:06:18,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 07:06:18,179 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:06:18,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:06:18,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1357499747, now seen corresponding path program 1 times [2024-11-10 07:06:18,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:06:18,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423126124] [2024-11-10 07:06:18,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:06:18,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:06:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:06:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:06:18,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:06:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-10 07:06:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-10 07:06:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 07:06:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 07:06:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 07:06:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 07:06:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 07:06:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 07:06:18,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 07:06:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 07:06:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 07:06:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 07:06:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 07:06:18,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 07:06:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 07:06:18,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 07:06:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 07:06:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 07:06:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:06:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 07:06:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 07:06:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 07:06:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 07:06:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 07:06:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 07:06:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-10 07:06:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 07:06:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-10 07:06:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:18,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-10 07:06:18,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:06:18,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423126124] [2024-11-10 07:06:18,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423126124] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:06:18,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:06:18,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 07:06:18,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641016311] [2024-11-10 07:06:18,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:06:18,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 07:06:18,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:06:18,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 07:06:18,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 07:06:18,419 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) [2024-11-10 07:06:18,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:06:18,513 INFO L93 Difference]: Finished difference Result 299 states and 469 transitions. [2024-11-10 07:06:18,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 07:06:18,514 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 [2024-11-10 07:06:18,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:06:18,517 INFO L225 Difference]: With dead ends: 299 [2024-11-10 07:06:18,517 INFO L226 Difference]: Without dead ends: 199 [2024-11-10 07:06:18,519 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 [2024-11-10 07:06:18,521 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 [2024-11-10 07:06:18,522 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] [2024-11-10 07:06:18,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-11-10 07:06:18,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 196. [2024-11-10 07:06:18,552 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) [2024-11-10 07:06:18,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 303 transitions. [2024-11-10 07:06:18,556 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 303 transitions. Word has length 205 [2024-11-10 07:06:18,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:06:18,558 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 303 transitions. [2024-11-10 07:06:18,559 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) [2024-11-10 07:06:18,559 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 303 transitions. [2024-11-10 07:06:18,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-10 07:06:18,564 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:06:18,565 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] [2024-11-10 07:06:18,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 07:06:18,565 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:06:18,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:06:18,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1310868015, now seen corresponding path program 1 times [2024-11-10 07:06:18,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:06:18,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594700043] [2024-11-10 07:06:18,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:06:18,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:06:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:06:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:06:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:06:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-10 07:06:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-10 07:06:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 07:06:19,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 07:06:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 07:06:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 07:06:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 07:06:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 07:06:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 07:06:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 07:06:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 07:06:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 07:06:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 07:06:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 07:06:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 07:06:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 07:06:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 07:06:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 07:06:19,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:06:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 07:06:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 07:06:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 07:06:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 07:06:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 07:06:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 07:06:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-10 07:06:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 07:06:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-10 07:06:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:19,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-10 07:06:19,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:06:19,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594700043] [2024-11-10 07:06:19,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594700043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:06:19,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:06:19,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 07:06:19,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341886835] [2024-11-10 07:06:19,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:06:19,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 07:06:19,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:06:19,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 07:06:19,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 07:06:19,355 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) [2024-11-10 07:06:19,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:06:19,630 INFO L93 Difference]: Finished difference Result 617 states and 950 transitions. [2024-11-10 07:06:19,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 07:06:19,631 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 [2024-11-10 07:06:19,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:06:19,637 INFO L225 Difference]: With dead ends: 617 [2024-11-10 07:06:19,638 INFO L226 Difference]: Without dead ends: 424 [2024-11-10 07:06:19,640 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 [2024-11-10 07:06:19,642 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 [2024-11-10 07:06:19,644 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] [2024-11-10 07:06:19,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2024-11-10 07:06:19,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 402. [2024-11-10 07:06:19,708 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) [2024-11-10 07:06:19,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 620 transitions. [2024-11-10 07:06:19,711 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 620 transitions. Word has length 206 [2024-11-10 07:06:19,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:06:19,715 INFO L471 AbstractCegarLoop]: Abstraction has 402 states and 620 transitions. [2024-11-10 07:06:19,715 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) [2024-11-10 07:06:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 620 transitions. [2024-11-10 07:06:19,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-10 07:06:19,718 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:06:19,718 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] [2024-11-10 07:06:19,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 07:06:19,718 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:06:19,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:06:19,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1086315043, now seen corresponding path program 1 times [2024-11-10 07:06:19,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:06:19,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215256108] [2024-11-10 07:06:19,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:06:19,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:06:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:06:20,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:06:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:06:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-10 07:06:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-10 07:06:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 07:06:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 07:06:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 07:06:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 07:06:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 07:06:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 07:06:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 07:06:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 07:06:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 07:06:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 07:06:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 07:06:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 07:06:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 07:06:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 07:06:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 07:06:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 07:06:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:06:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 07:06:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 07:06:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 07:06:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 07:06:20,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 07:06:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 07:06:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-10 07:06:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 07:06:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-10 07:06:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:20,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-10 07:06:20,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:06:20,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215256108] [2024-11-10 07:06:20,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215256108] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:06:20,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:06:20,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 07:06:20,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880098987] [2024-11-10 07:06:20,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:06:20,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 07:06:20,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:06:20,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 07:06:20,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 07:06:20,254 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) [2024-11-10 07:06:20,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:06:20,474 INFO L93 Difference]: Finished difference Result 823 states and 1261 transitions. [2024-11-10 07:06:20,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 07:06:20,476 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 [2024-11-10 07:06:20,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:06:20,479 INFO L225 Difference]: With dead ends: 823 [2024-11-10 07:06:20,482 INFO L226 Difference]: Without dead ends: 424 [2024-11-10 07:06:20,483 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 [2024-11-10 07:06:20,484 INFO L432 NwaCegarLoop]: 162 mSDtfsCounter, 167 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2024-11-10 07:06:20,484 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] [2024-11-10 07:06:20,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2024-11-10 07:06:20,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 404. [2024-11-10 07:06:20,550 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) [2024-11-10 07:06:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 618 transitions. [2024-11-10 07:06:20,553 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 618 transitions. Word has length 208 [2024-11-10 07:06:20,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:06:20,555 INFO L471 AbstractCegarLoop]: Abstraction has 404 states and 618 transitions. [2024-11-10 07:06:20,555 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) [2024-11-10 07:06:20,555 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 618 transitions. [2024-11-10 07:06:20,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-10 07:06:20,557 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:06:20,557 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] [2024-11-10 07:06:20,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 07:06:20,557 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:06:20,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:06:20,558 INFO L85 PathProgramCache]: Analyzing trace with hash 760341610, now seen corresponding path program 1 times [2024-11-10 07:06:20,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:06:20,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517486625] [2024-11-10 07:06:20,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:06:20,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:06:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:06:23,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:06:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:06:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-10 07:06:23,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-10 07:06:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 07:06:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 07:06:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 07:06:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 07:06:23,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 07:06:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 07:06:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:23,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 07:06:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 07:06:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 07:06:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 07:06:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 07:06:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 07:06:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 07:06:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 07:06:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 07:06:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 07:06:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:06:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 07:06:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 07:06:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 07:06:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 07:06:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 07:06:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 07:06:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-10 07:06:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 07:06:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-10 07:06:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:24,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-10 07:06:24,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:06:24,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517486625] [2024-11-10 07:06:24,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517486625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:06:24,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:06:24,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 07:06:24,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690110343] [2024-11-10 07:06:24,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:06:24,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 07:06:24,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:06:24,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 07:06:24,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-10 07:06:24,084 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) [2024-11-10 07:06:25,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:06:25,628 INFO L93 Difference]: Finished difference Result 1212 states and 1845 transitions. [2024-11-10 07:06:25,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-10 07:06:25,629 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 [2024-11-10 07:06:25,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:06:25,636 INFO L225 Difference]: With dead ends: 1212 [2024-11-10 07:06:25,636 INFO L226 Difference]: Without dead ends: 1016 [2024-11-10 07:06:25,637 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-11-10 07:06:25,638 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 516 mSDsluCounter, 727 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.1s IncrementalHoareTripleChecker+Time [2024-11-10 07:06:25,640 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [516 Valid, 975 Invalid, 707 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-10 07:06:25,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2024-11-10 07:06:25,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 792. [2024-11-10 07:06:25,716 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) [2024-11-10 07:06:25,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 1225 transitions. [2024-11-10 07:06:25,720 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 1225 transitions. Word has length 210 [2024-11-10 07:06:25,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:06:25,720 INFO L471 AbstractCegarLoop]: Abstraction has 792 states and 1225 transitions. [2024-11-10 07:06:25,721 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) [2024-11-10 07:06:25,721 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1225 transitions. [2024-11-10 07:06:25,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-10 07:06:25,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:06:25,722 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] [2024-11-10 07:06:25,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 07:06:25,723 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:06:25,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:06:25,723 INFO L85 PathProgramCache]: Analyzing trace with hash 889424329, now seen corresponding path program 1 times [2024-11-10 07:06:25,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:06:25,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420564660] [2024-11-10 07:06:25,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:06:25,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:06:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:06:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:06:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:06:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-10 07:06:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-10 07:06:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 07:06:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 07:06:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 07:06:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 07:06:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 07:06:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 07:06:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 07:06:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 07:06:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 07:06:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 07:06:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 07:06:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 07:06:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 07:06:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 07:06:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 07:06:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 07:06:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:06:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 07:06:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 07:06:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 07:06:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 07:06:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 07:06:25,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 07:06:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-10 07:06:25,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 07:06:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-10 07:06:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:25,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-10 07:06:25,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:06:25,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420564660] [2024-11-10 07:06:25,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420564660] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:06:25,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:06:25,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 07:06:25,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520609908] [2024-11-10 07:06:25,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:06:25,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 07:06:25,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:06:25,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 07:06:25,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 07:06:25,925 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) [2024-11-10 07:06:26,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:06:26,038 INFO L93 Difference]: Finished difference Result 1875 states and 2907 transitions. [2024-11-10 07:06:26,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 07:06:26,039 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 [2024-11-10 07:06:26,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:06:26,044 INFO L225 Difference]: With dead ends: 1875 [2024-11-10 07:06:26,044 INFO L226 Difference]: Without dead ends: 1154 [2024-11-10 07:06:26,046 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 [2024-11-10 07:06:26,048 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, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 07:06:26,048 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 627 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 07:06:26,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2024-11-10 07:06:26,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 1151. [2024-11-10 07:06:26,123 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) [2024-11-10 07:06:26,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1779 transitions. [2024-11-10 07:06:26,129 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1779 transitions. Word has length 210 [2024-11-10 07:06:26,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:06:26,129 INFO L471 AbstractCegarLoop]: Abstraction has 1151 states and 1779 transitions. [2024-11-10 07:06:26,130 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) [2024-11-10 07:06:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1779 transitions. [2024-11-10 07:06:26,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-11-10 07:06:26,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:06:26,131 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] [2024-11-10 07:06:26,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 07:06:26,131 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:06:26,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:06:26,132 INFO L85 PathProgramCache]: Analyzing trace with hash 2113651307, now seen corresponding path program 1 times [2024-11-10 07:06:26,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:06:26,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261953786] [2024-11-10 07:06:26,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:06:26,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:06:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 07:06:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 07:06:26,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 07:06:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-10 07:06:26,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-10 07:06:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-10 07:06:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-10 07:06:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-10 07:06:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-10 07:06:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 07:06:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 07:06:26,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-10 07:06:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 07:06:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 07:06:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 07:06:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 07:06:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 07:06:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-10 07:06:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-10 07:06:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-10 07:06:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-10 07:06:26,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-10 07:06:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-10 07:06:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-10 07:06:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-10 07:06:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-10 07:06:26,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-10 07:06:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 07:06:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-10 07:06:26,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-10 07:06:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-10 07:06:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:26,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-11-10 07:06:26,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 07:06:26,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261953786] [2024-11-10 07:06:26,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261953786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 07:06:26,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 07:06:26,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 07:06:26,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240628596] [2024-11-10 07:06:26,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 07:06:26,367 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 07:06:26,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 07:06:26,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 07:06:26,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-10 07:06:26,367 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) [2024-11-10 07:06:26,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 07:06:26,557 INFO L93 Difference]: Finished difference Result 2171 states and 3329 transitions. [2024-11-10 07:06:26,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 07:06:26,558 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 [2024-11-10 07:06:26,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 07:06:26,565 INFO L225 Difference]: With dead ends: 2171 [2024-11-10 07:06:26,566 INFO L226 Difference]: Without dead ends: 1088 [2024-11-10 07:06:26,569 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 [2024-11-10 07:06:26,571 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 [2024-11-10 07:06:26,571 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] [2024-11-10 07:06:26,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1088 states. [2024-11-10 07:06:26,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1088 to 1023. [2024-11-10 07:06:26,644 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) [2024-11-10 07:06:26,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1568 transitions. [2024-11-10 07:06:26,652 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1568 transitions. Word has length 210 [2024-11-10 07:06:26,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 07:06:26,652 INFO L471 AbstractCegarLoop]: Abstraction has 1023 states and 1568 transitions. [2024-11-10 07:06:26,653 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) [2024-11-10 07:06:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1568 transitions. [2024-11-10 07:06:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-10 07:06:26,655 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 07:06:26,656 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] [2024-11-10 07:06:26,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 07:06:26,656 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 07:06:26,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 07:06:26,656 INFO L85 PathProgramCache]: Analyzing trace with hash 550753479, now seen corresponding path program 1 times [2024-11-10 07:06:26,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 07:06:26,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868808647] [2024-11-10 07:06:26,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 07:06:26,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 07:06:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 07:06:37,571 WARN L286 SmtUtils]: Spent 5.54s 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) [2024-11-10 07:06:45,820 WARN L286 SmtUtils]: Spent 8.02s 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) [2024-11-10 07:06:53,959 WARN L286 SmtUtils]: Spent 8.01s 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) [2024-11-10 07:07:01,980 WARN L286 SmtUtils]: Spent 8.01s 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) [2024-11-10 07:07:22,026 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) [2024-11-10 07:07:50,759 WARN L286 SmtUtils]: Spent 12.03s on a formula simplification. DAG size of input: 9 DAG size of output: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)