./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-87.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-87.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 b5307a371ce4040b29e58213712f562a0e2a68de1ce11167436db0e47f91ed14 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 17:25:27,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 17:25:28,051 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 17:25:28,057 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 17:25:28,059 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 17:25:28,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 17:25:28,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 17:25:28,092 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 17:25:28,093 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 17:25:28,094 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 17:25:28,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 17:25:28,095 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 17:25:28,096 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 17:25:28,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 17:25:28,099 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 17:25:28,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 17:25:28,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 17:25:28,099 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 17:25:28,100 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 17:25:28,102 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 17:25:28,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 17:25:28,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 17:25:28,104 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 17:25:28,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 17:25:28,105 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 17:25:28,105 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 17:25:28,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 17:25:28,106 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 17:25:28,106 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 17:25:28,106 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 17:25:28,107 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 17:25:28,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 17:25:28,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:25:28,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 17:25:28,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 17:25:28,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 17:25:28,110 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 17:25:28,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 17:25:28,110 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 17:25:28,111 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 17:25:28,111 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 17:25:28,111 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 17:25:28,112 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b5307a371ce4040b29e58213712f562a0e2a68de1ce11167436db0e47f91ed14 [2024-11-16 17:25:28,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 17:25:28,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 17:25:28,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 17:25:28,454 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 17:25:28,454 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 17:25:28,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-87.i [2024-11-16 17:25:30,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 17:25:30,989 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 17:25:30,990 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-87.i [2024-11-16 17:25:31,005 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d11684d8/ed01130a46d646418f72b2ed3053fc75/FLAGeaac536e8 [2024-11-16 17:25:31,032 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d11684d8/ed01130a46d646418f72b2ed3053fc75 [2024-11-16 17:25:31,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 17:25:31,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 17:25:31,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 17:25:31,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 17:25:31,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 17:25:31,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:31,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32bc0bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31, skipping insertion in model container [2024-11-16 17:25:31,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:31,118 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 17:25:31,330 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-87.i[916,929] [2024-11-16 17:25:31,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:25:31,643 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 17:25:31,656 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-87.i[916,929] [2024-11-16 17:25:31,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:25:31,801 INFO L204 MainTranslator]: Completed translation [2024-11-16 17:25:31,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31 WrapperNode [2024-11-16 17:25:31,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 17:25:31,808 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 17:25:31,808 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 17:25:31,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 17:25:31,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:31,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,044 INFO L138 Inliner]: procedures = 26, calls = 75, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 484 [2024-11-16 17:25:32,045 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 17:25:32,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 17:25:32,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 17:25:32,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 17:25:32,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,083 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,140 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-16 17:25:32,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,177 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,185 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 17:25:32,215 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 17:25:32,215 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 17:25:32,215 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 17:25:32,216 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (1/1) ... [2024-11-16 17:25:32,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:25:32,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:25:32,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 17:25:32,261 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 17:25:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 17:25:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 17:25:32,314 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 17:25:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 17:25:32,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 17:25:32,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 17:25:32,428 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 17:25:32,431 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 17:25:33,352 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L374: havoc property_#t~ite41#1;havoc property_#t~bitwise40#1;havoc property_#t~short42#1;havoc property_#t~bitwise43#1;havoc property_#t~ite45#1;havoc property_#t~bitwise44#1;havoc property_#t~short46#1;havoc property_#t~ite48#1;havoc property_#t~bitwise47#1;havoc property_#t~short49#1; [2024-11-16 17:25:33,452 INFO L? ?]: Removed 63 outVars from TransFormulas that were not future-live. [2024-11-16 17:25:33,452 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 17:25:33,495 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 17:25:33,496 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 17:25:33,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:25:33 BoogieIcfgContainer [2024-11-16 17:25:33,497 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 17:25:33,500 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 17:25:33,500 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 17:25:33,505 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 17:25:33,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 05:25:31" (1/3) ... [2024-11-16 17:25:33,507 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5486b6f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:25:33, skipping insertion in model container [2024-11-16 17:25:33,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:25:31" (2/3) ... [2024-11-16 17:25:33,509 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5486b6f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:25:33, skipping insertion in model container [2024-11-16 17:25:33,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:25:33" (3/3) ... [2024-11-16 17:25:33,510 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount250_file-87.i [2024-11-16 17:25:33,529 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 17:25:33,530 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 17:25:33,615 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 17:25:33,622 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;@6b03d702, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 17:25:33,626 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 17:25:33,631 INFO L276 IsEmpty]: Start isEmpty. Operand has 204 states, 139 states have (on average 1.460431654676259) internal successors, (203), 140 states have internal predecessors, (203), 62 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-16 17:25:33,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2024-11-16 17:25:33,660 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:25:33,661 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:25:33,662 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:25:33,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:25:33,669 INFO L85 PathProgramCache]: Analyzing trace with hash -629429133, now seen corresponding path program 1 times [2024-11-16 17:25:33,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:25:33,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525306123] [2024-11-16 17:25:33,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:25:33,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:25:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:25:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:25:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 17:25:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:25:34,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 17:25:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 17:25:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 17:25:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 17:25:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:25:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-16 17:25:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:25:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 17:25:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:25:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 17:25:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:25:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:25:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:25:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:25:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:25:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:25:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:25:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:25:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:25:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:25:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:25:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:25:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:25:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 17:25:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:25:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 17:25:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:25:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 17:25:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:25:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-16 17:25:34,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:25:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:25:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:25:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:25:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 17:25:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 17:25:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:25:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:25:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 17:25:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 17:25:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 17:25:34,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 17:25:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 17:25:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 17:25:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 17:25:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 17:25:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 17:25:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 17:25:34,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 17:25:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 17:25:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 17:25:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 17:25:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 17:25:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 17:25:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 17:25:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 17:25:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 17:25:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-16 17:25:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:34,677 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-16 17:25:34,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:25:34,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525306123] [2024-11-16 17:25:34,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525306123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:25:34,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:25:34,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 17:25:34,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268816287] [2024-11-16 17:25:34,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:25:34,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 17:25:34,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:25:34,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 17:25:34,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:25:34,727 INFO L87 Difference]: Start difference. First operand has 204 states, 139 states have (on average 1.460431654676259) internal successors, (203), 140 states have internal predecessors, (203), 62 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) Second operand has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 2 states have call successors, (62) [2024-11-16 17:25:34,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:25:34,819 INFO L93 Difference]: Finished difference Result 400 states and 709 transitions. [2024-11-16 17:25:34,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 17:25:34,825 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 2 states have call successors, (62) Word has length 392 [2024-11-16 17:25:34,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:25:34,837 INFO L225 Difference]: With dead ends: 400 [2024-11-16 17:25:34,838 INFO L226 Difference]: Without dead ends: 199 [2024-11-16 17:25:34,847 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:25:34,853 INFO L432 NwaCegarLoop]: 311 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 17:25:34,856 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 311 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 17:25:34,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-11-16 17:25:34,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 199. [2024-11-16 17:25:34,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 135 states have (on average 1.4444444444444444) internal successors, (195), 135 states have internal predecessors, (195), 62 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-16 17:25:34,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 319 transitions. [2024-11-16 17:25:34,929 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 319 transitions. Word has length 392 [2024-11-16 17:25:34,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:25:34,930 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 319 transitions. [2024-11-16 17:25:34,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 2 states have call successors, (62) [2024-11-16 17:25:34,931 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 319 transitions. [2024-11-16 17:25:34,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2024-11-16 17:25:34,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:25:34,939 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:25:34,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 17:25:34,940 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:25:34,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:25:34,941 INFO L85 PathProgramCache]: Analyzing trace with hash -449385653, now seen corresponding path program 1 times [2024-11-16 17:25:34,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:25:34,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12947093] [2024-11-16 17:25:34,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:25:34,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:25:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:25:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:25:35,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 17:25:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:25:35,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 17:25:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 17:25:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 17:25:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 17:25:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:25:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-16 17:25:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:25:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 17:25:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:25:35,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 17:25:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:25:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:25:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:25:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:25:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:25:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:25:35,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:25:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:25:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:25:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:25:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:25:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:25:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:25:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 17:25:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:25:35,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 17:25:35,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:25:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 17:25:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:25:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-16 17:25:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:25:35,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:25:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:25:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:25:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 17:25:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 17:25:35,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:25:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:25:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 17:25:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 17:25:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 17:25:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 17:25:35,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 17:25:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 17:25:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 17:25:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 17:25:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 17:25:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 17:25:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 17:25:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 17:25:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 17:25:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 17:25:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 17:25:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 17:25:35,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 17:25:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 17:25:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 17:25:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-16 17:25:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:35,614 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-16 17:25:35,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:25:35,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12947093] [2024-11-16 17:25:35,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12947093] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:25:35,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:25:35,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:25:35,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271945191] [2024-11-16 17:25:35,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:25:35,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:25:35,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:25:35,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:25:35,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:25:35,619 INFO L87 Difference]: Start difference. First operand 199 states and 319 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-16 17:25:35,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:25:35,778 INFO L93 Difference]: Finished difference Result 582 states and 936 transitions. [2024-11-16 17:25:35,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:25:35,779 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 392 [2024-11-16 17:25:35,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:25:35,784 INFO L225 Difference]: With dead ends: 582 [2024-11-16 17:25:35,785 INFO L226 Difference]: Without dead ends: 386 [2024-11-16 17:25:35,786 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:25:35,787 INFO L432 NwaCegarLoop]: 586 mSDtfsCounter, 305 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 870 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:25:35,787 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 870 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:25:35,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2024-11-16 17:25:35,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 204. [2024-11-16 17:25:35,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 140 states have (on average 1.4428571428571428) internal successors, (202), 140 states have internal predecessors, (202), 62 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-16 17:25:35,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 326 transitions. [2024-11-16 17:25:35,818 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 326 transitions. Word has length 392 [2024-11-16 17:25:35,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:25:35,821 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 326 transitions. [2024-11-16 17:25:35,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-16 17:25:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 326 transitions. [2024-11-16 17:25:35,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2024-11-16 17:25:35,825 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:25:35,825 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:25:35,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 17:25:35,825 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:25:35,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:25:35,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1183418346, now seen corresponding path program 1 times [2024-11-16 17:25:35,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:25:35,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353491356] [2024-11-16 17:25:35,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:25:35,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:25:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:25:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:25:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 17:25:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:25:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 17:25:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 17:25:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 17:25:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 17:25:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:25:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-16 17:25:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:25:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 17:25:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:25:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 17:25:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:25:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:25:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:25:36,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:25:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:25:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:25:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:25:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:25:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:25:36,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:25:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:25:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:25:36,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:25:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 17:25:36,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:25:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 17:25:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:25:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 17:25:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:25:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-16 17:25:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:25:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:25:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:25:36,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:25:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 17:25:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 17:25:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:25:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:25:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 17:25:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 17:25:36,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 17:25:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 17:25:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 17:25:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 17:25:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 17:25:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 17:25:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 17:25:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 17:25:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 17:25:36,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 17:25:36,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 17:25:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 17:25:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 17:25:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 17:25:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 17:25:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 17:25:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 17:25:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-16 17:25:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:36,969 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-16 17:25:36,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:25:36,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353491356] [2024-11-16 17:25:36,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353491356] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:25:36,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:25:36,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:25:36,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817595218] [2024-11-16 17:25:36,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:25:36,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:25:36,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:25:36,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:25:36,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:25:36,977 INFO L87 Difference]: Start difference. First operand 204 states and 326 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-16 17:25:37,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:25:37,325 INFO L93 Difference]: Finished difference Result 624 states and 989 transitions. [2024-11-16 17:25:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:25:37,326 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 392 [2024-11-16 17:25:37,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:25:37,330 INFO L225 Difference]: With dead ends: 624 [2024-11-16 17:25:37,331 INFO L226 Difference]: Without dead ends: 423 [2024-11-16 17:25:37,332 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:25:37,333 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 326 mSDsluCounter, 533 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 830 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:25:37,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 830 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:25:37,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2024-11-16 17:25:37,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 349. [2024-11-16 17:25:37,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 272 states have (on average 1.5036764705882353) internal successors, (409), 273 states have internal predecessors, (409), 74 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (74), 73 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-16 17:25:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 557 transitions. [2024-11-16 17:25:37,374 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 557 transitions. Word has length 392 [2024-11-16 17:25:37,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:25:37,375 INFO L471 AbstractCegarLoop]: Abstraction has 349 states and 557 transitions. [2024-11-16 17:25:37,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-16 17:25:37,376 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 557 transitions. [2024-11-16 17:25:37,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2024-11-16 17:25:37,380 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:25:37,381 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:25:37,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 17:25:37,381 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:25:37,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:25:37,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1000258581, now seen corresponding path program 1 times [2024-11-16 17:25:37,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:25:37,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285369953] [2024-11-16 17:25:37,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:25:37,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:25:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:25:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:25:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 17:25:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:25:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 17:25:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 17:25:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 17:25:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 17:25:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:25:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-16 17:25:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:25:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 17:25:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:25:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 17:25:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:25:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:25:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:25:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:25:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:25:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:25:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:25:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:25:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:25:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:25:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:25:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:25:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:25:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 17:25:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:25:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 17:25:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:25:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 17:25:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:25:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-16 17:25:37,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:37,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:25:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:25:38,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:25:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:25:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 17:25:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 17:25:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:25:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:25:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 17:25:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 17:25:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 17:25:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 17:25:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 17:25:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 17:25:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 17:25:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 17:25:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 17:25:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 17:25:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 17:25:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 17:25:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 17:25:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 17:25:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 17:25:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 17:25:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 17:25:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 17:25:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 17:25:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-16 17:25:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:25:38,115 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-16 17:25:38,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:25:38,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285369953] [2024-11-16 17:25:38,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285369953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:25:38,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:25:38,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:25:38,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999782160] [2024-11-16 17:25:38,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:25:38,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:25:38,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:25:38,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:25:38,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:25:38,119 INFO L87 Difference]: Start difference. First operand 349 states and 557 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-16 17:25:38,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:25:38,303 INFO L93 Difference]: Finished difference Result 1041 states and 1665 transitions. [2024-11-16 17:25:38,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:25:38,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 392 [2024-11-16 17:25:38,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:25:38,313 INFO L225 Difference]: With dead ends: 1041 [2024-11-16 17:25:38,313 INFO L226 Difference]: Without dead ends: 695 [2024-11-16 17:25:38,316 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:25:38,317 INFO L432 NwaCegarLoop]: 343 mSDtfsCounter, 181 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:25:38,317 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 623 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:25:38,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2024-11-16 17:25:38,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 690. [2024-11-16 17:25:38,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 690 states, 537 states have (on average 1.48975791433892) internal successors, (800), 539 states have internal predecessors, (800), 148 states have call successors, (148), 4 states have call predecessors, (148), 4 states have return successors, (148), 146 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-16 17:25:38,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1096 transitions. [2024-11-16 17:25:38,395 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1096 transitions. Word has length 392 [2024-11-16 17:25:38,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:25:38,397 INFO L471 AbstractCegarLoop]: Abstraction has 690 states and 1096 transitions. [2024-11-16 17:25:38,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-16 17:25:38,398 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1096 transitions. [2024-11-16 17:25:38,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2024-11-16 17:25:38,402 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:25:38,403 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:25:38,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 17:25:38,403 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:25:38,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:25:38,404 INFO L85 PathProgramCache]: Analyzing trace with hash -746040829, now seen corresponding path program 1 times [2024-11-16 17:25:38,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:25:38,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293252363] [2024-11-16 17:25:38,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:25:38,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:25:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:26:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:26:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 17:26:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:26:07,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 17:26:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 17:26:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 17:26:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 17:26:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:26:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-16 17:26:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:26:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 17:26:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:26:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 17:26:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:26:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:26:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:26:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:26:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:26:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:26:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:26:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:26:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:26:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:26:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:26:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:26:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:26:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 17:26:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:26:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 17:26:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:26:07,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 17:26:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:26:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-16 17:26:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:26:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:26:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:26:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:26:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 17:26:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 17:26:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:26:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:26:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 17:26:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 17:26:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 17:26:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 17:26:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 17:26:07,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 17:26:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 17:26:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 17:26:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 17:26:07,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 17:26:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 17:26:07,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 17:26:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 17:26:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 17:26:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 17:26:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 17:26:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 17:26:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 17:26:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 17:26:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-16 17:26:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-16 17:26:07,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:26:07,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293252363] [2024-11-16 17:26:07,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293252363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:26:07,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:26:07,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-16 17:26:07,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934116218] [2024-11-16 17:26:07,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:26:07,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-16 17:26:07,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:26:07,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-16 17:26:07,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2024-11-16 17:26:07,647 INFO L87 Difference]: Start difference. First operand 690 states and 1096 transitions. Second operand has 15 states, 15 states have (on average 5.733333333333333) internal successors, (86), 15 states have internal predecessors, (86), 2 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2024-11-16 17:26:38,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:26:38,978 INFO L93 Difference]: Finished difference Result 3998 states and 6209 transitions. [2024-11-16 17:26:38,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 17:26:38,979 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.733333333333333) internal successors, (86), 15 states have internal predecessors, (86), 2 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 393 [2024-11-16 17:26:38,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:26:39,002 INFO L225 Difference]: With dead ends: 3998 [2024-11-16 17:26:39,002 INFO L226 Difference]: Without dead ends: 3652 [2024-11-16 17:26:39,005 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 14.5s TimeCoverageRelationStatistics Valid=488, Invalid=1072, Unknown=0, NotChecked=0, Total=1560 [2024-11-16 17:26:39,008 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 3224 mSDsluCounter, 2238 mSDsCounter, 0 mSdLazyCounter, 3308 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3224 SdHoareTripleChecker+Valid, 2580 SdHoareTripleChecker+Invalid, 3553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 3308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:26:39,008 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3224 Valid, 2580 Invalid, 3553 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [245 Valid, 3308 Invalid, 0 Unknown, 0 Unchecked, 21.1s Time] [2024-11-16 17:26:39,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3652 states. [2024-11-16 17:26:39,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3652 to 768. [2024-11-16 17:26:39,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 768 states, 615 states have (on average 1.5073170731707317) internal successors, (927), 617 states have internal predecessors, (927), 148 states have call successors, (148), 4 states have call predecessors, (148), 4 states have return successors, (148), 146 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-16 17:26:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 1223 transitions. [2024-11-16 17:26:39,123 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 1223 transitions. Word has length 393 [2024-11-16 17:26:39,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:26:39,124 INFO L471 AbstractCegarLoop]: Abstraction has 768 states and 1223 transitions. [2024-11-16 17:26:39,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.733333333333333) internal successors, (86), 15 states have internal predecessors, (86), 2 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2024-11-16 17:26:39,125 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1223 transitions. [2024-11-16 17:26:39,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2024-11-16 17:26:39,129 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:26:39,129 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:26:39,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 17:26:39,129 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:26:39,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:26:39,130 INFO L85 PathProgramCache]: Analyzing trace with hash -395240892, now seen corresponding path program 1 times [2024-11-16 17:26:39,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:26:39,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031926611] [2024-11-16 17:26:39,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:26:39,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:26:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:26:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:26:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 17:26:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:26:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 17:26:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 17:26:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 17:26:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 17:26:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:26:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-16 17:26:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:26:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 17:26:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:26:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 17:26:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:26:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:26:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:26:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:26:39,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:26:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:26:39,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:26:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:26:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:26:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:26:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:26:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:26:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:26:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 17:26:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:26:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 17:26:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:26:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 17:26:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:26:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-16 17:26:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:26:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:26:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:26:39,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:26:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 17:26:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 17:26:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:26:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:26:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 17:26:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 17:26:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 17:26:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 17:26:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 17:26:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 17:26:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 17:26:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 17:26:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 17:26:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 17:26:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 17:26:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 17:26:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 17:26:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 17:26:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 17:26:39,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 17:26:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 17:26:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 17:26:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 17:26:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-16 17:26:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:39,884 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-16 17:26:39,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:26:39,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031926611] [2024-11-16 17:26:39,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031926611] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:26:39,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:26:39,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 17:26:39,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126985874] [2024-11-16 17:26:39,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:26:39,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 17:26:39,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:26:39,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 17:26:39,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:26:39,887 INFO L87 Difference]: Start difference. First operand 768 states and 1223 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-16 17:26:40,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:26:40,233 INFO L93 Difference]: Finished difference Result 1533 states and 2443 transitions. [2024-11-16 17:26:40,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:26:40,234 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 393 [2024-11-16 17:26:40,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:26:40,239 INFO L225 Difference]: With dead ends: 1533 [2024-11-16 17:26:40,239 INFO L226 Difference]: Without dead ends: 768 [2024-11-16 17:26:40,241 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-16 17:26:40,242 INFO L432 NwaCegarLoop]: 301 mSDtfsCounter, 333 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:26:40,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 475 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:26:40,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2024-11-16 17:26:40,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 768. [2024-11-16 17:26:40,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 768 states, 615 states have (on average 1.4959349593495934) internal successors, (920), 617 states have internal predecessors, (920), 148 states have call successors, (148), 4 states have call predecessors, (148), 4 states have return successors, (148), 146 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-16 17:26:40,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 1216 transitions. [2024-11-16 17:26:40,296 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 1216 transitions. Word has length 393 [2024-11-16 17:26:40,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:26:40,297 INFO L471 AbstractCegarLoop]: Abstraction has 768 states and 1216 transitions. [2024-11-16 17:26:40,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-16 17:26:40,297 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1216 transitions. [2024-11-16 17:26:40,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2024-11-16 17:26:40,301 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:26:40,301 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:26:40,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 17:26:40,301 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:26:40,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:26:40,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1556499224, now seen corresponding path program 1 times [2024-11-16 17:26:40,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:26:40,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505821139] [2024-11-16 17:26:40,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:26:40,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:26:40,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:26:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-16 17:26:52,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 17:26:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 17:26:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-16 17:26:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-16 17:26:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-16 17:26:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-16 17:26:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-16 17:26:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-16 17:26:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-16 17:26:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-16 17:26:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-16 17:26:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-16 17:26:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-16 17:26:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:26:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:26:52,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:26:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 17:26:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:26:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-16 17:26:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:26:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-16 17:26:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:26:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-16 17:26:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:26:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:26:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-16 17:26:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-16 17:26:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 17:26:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:26:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-16 17:26:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:26:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-16 17:26:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:26:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:26:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-16 17:26:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-16 17:26:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-16 17:26:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-16 17:26:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-16 17:26:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-16 17:26:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-16 17:26:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-16 17:26:52,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-16 17:26:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-16 17:26:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-16 17:26:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-16 17:26:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-16 17:26:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-16 17:26:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-16 17:26:52,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-16 17:26:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-16 17:26:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-16 17:26:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-16 17:26:52,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-16 17:26:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-16 17:26:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-16 17:26:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-16 17:26:52,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-16 17:26:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-16 17:26:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-16 17:26:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:26:52,258 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-16 17:26:52,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:26:52,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505821139] [2024-11-16 17:26:52,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505821139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:26:52,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:26:52,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 17:26:52,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283958720] [2024-11-16 17:26:52,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:26:52,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 17:26:52,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:26:52,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 17:26:52,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-16 17:26:52,260 INFO L87 Difference]: Start difference. First operand 768 states and 1216 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62)