./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 e1b64adb5298d170b0a0065804aa34285565fef303a8d1c9e978e6f35837be1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:11:54,274 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:11:54,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:11:54,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:11:54,361 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:11:54,387 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:11:54,388 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:11:54,389 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:11:54,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:11:54,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:11:54,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:11:54,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:11:54,392 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:11:54,393 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:11:54,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:11:54,394 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:11:54,395 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:11:54,395 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:11:54,396 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:11:54,397 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:11:54,398 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:11:54,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:11:54,399 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:11:54,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:11:54,401 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:11:54,402 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:11:54,403 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:11:54,403 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:11:54,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:11:54,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:11:54,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:11:54,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:11:54,406 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:11:54,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:11:54,406 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:11:54,407 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:11:54,407 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:11:54,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:11:54,407 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:11:54,408 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1b64adb5298d170b0a0065804aa34285565fef303a8d1c9e978e6f35837be1e [2023-11-06 23:11:54,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:11:54,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:11:54,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:11:54,747 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:11:54,748 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:11:54,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2023-11-06 23:11:58,035 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:11:58,659 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:11:58,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2023-11-06 23:11:58,695 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/data/bf3bbeff0/d0024e7335ee43318b9707fcbf5acb38/FLAGc0e84326a [2023-11-06 23:11:58,724 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/data/bf3bbeff0/d0024e7335ee43318b9707fcbf5acb38 [2023-11-06 23:11:58,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:11:58,736 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:11:58,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:11:58,742 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:11:58,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:11:58,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:58" (1/1) ... [2023-11-06 23:11:58,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e9590c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:11:58, skipping insertion in model container [2023-11-06 23:11:58,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:11:58" (1/1) ... [2023-11-06 23:11:58,864 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:11:59,210 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/sv-benchmarks/c/eca-rers2012/Problem15_label28.c[4049,4062] [2023-11-06 23:11:59,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:11:59,937 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:12:00,016 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/sv-benchmarks/c/eca-rers2012/Problem15_label28.c[4049,4062] [2023-11-06 23:12:00,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:12:00,431 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:12:00,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00 WrapperNode [2023-11-06 23:12:00,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:12:00,434 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:12:00,434 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:12:00,434 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:12:00,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:00,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:00,738 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1759 [2023-11-06 23:12:00,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:12:00,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:12:00,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:12:00,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:12:00,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:00,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:00,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:00,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:00,969 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:01,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:01,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:01,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:01,137 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:12:01,138 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:12:01,139 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:12:01,139 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:12:01,140 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (1/1) ... [2023-11-06 23:12:01,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:12:01,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:12:01,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:12:01,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:12:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:12:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:12:01,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:12:01,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:12:01,424 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:12:01,427 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:12:06,002 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:12:06,030 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:12:06,031 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:12:06,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:12:06 BoogieIcfgContainer [2023-11-06 23:12:06,036 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:12:06,041 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:12:06,042 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:12:06,046 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:12:06,048 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:11:58" (1/3) ... [2023-11-06 23:12:06,051 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af63918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:12:06, skipping insertion in model container [2023-11-06 23:12:06,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:12:00" (2/3) ... [2023-11-06 23:12:06,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af63918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:12:06, skipping insertion in model container [2023-11-06 23:12:06,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:12:06" (3/3) ... [2023-11-06 23:12:06,055 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label28.c [2023-11-06 23:12:06,082 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:12:06,082 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:12:06,202 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:12:06,213 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@37e7e19f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:12:06,214 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:12:06,227 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:06,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-06 23:12:06,240 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:06,241 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:06,241 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:06,253 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:06,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1317301102, now seen corresponding path program 1 times [2023-11-06 23:12:06,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:06,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637996610] [2023-11-06 23:12:06,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:06,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:06,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:06,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:06,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:06,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637996610] [2023-11-06 23:12:06,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637996610] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:06,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:06,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:12:06,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517992207] [2023-11-06 23:12:06,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:06,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:06,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:06,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:06,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:06,805 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:10,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:10,455 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2023-11-06 23:12:10,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:10,464 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2023-11-06 23:12:10,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:10,490 INFO L225 Difference]: With dead ends: 1155 [2023-11-06 23:12:10,490 INFO L226 Difference]: Without dead ends: 667 [2023-11-06 23:12:10,497 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:10,502 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 312 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:10,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 371 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 899 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-06 23:12:10,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2023-11-06 23:12:10,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2023-11-06 23:12:10,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:10,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2023-11-06 23:12:10,647 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 32 [2023-11-06 23:12:10,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:10,649 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2023-11-06 23:12:10,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:10,650 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2023-11-06 23:12:10,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-06 23:12:10,659 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:10,660 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:10,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 23:12:10,661 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:10,662 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:10,662 INFO L85 PathProgramCache]: Analyzing trace with hash 251864749, now seen corresponding path program 1 times [2023-11-06 23:12:10,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:10,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743602814] [2023-11-06 23:12:10,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:10,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:11,109 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:11,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:11,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743602814] [2023-11-06 23:12:11,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743602814] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:11,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:11,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:12:11,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890745897] [2023-11-06 23:12:11,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:11,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:11,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:11,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:11,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:11,115 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:15,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:15,009 INFO L93 Difference]: Finished difference Result 1955 states and 2894 transitions. [2023-11-06 23:12:15,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:15,010 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2023-11-06 23:12:15,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:15,019 INFO L225 Difference]: With dead ends: 1955 [2023-11-06 23:12:15,020 INFO L226 Difference]: Without dead ends: 1292 [2023-11-06 23:12:15,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:15,026 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 258 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:15,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 327 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2023-11-06 23:12:15,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2023-11-06 23:12:15,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1282. [2023-11-06 23:12:15,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.3989071038251366) internal successors, (1792), 1281 states have internal predecessors, (1792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:15,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2023-11-06 23:12:15,077 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 107 [2023-11-06 23:12:15,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:15,078 INFO L495 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2023-11-06 23:12:15,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:15,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2023-11-06 23:12:15,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-06 23:12:15,082 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:15,083 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:15,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 23:12:15,084 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:15,084 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:15,084 INFO L85 PathProgramCache]: Analyzing trace with hash -1575980701, now seen corresponding path program 1 times [2023-11-06 23:12:15,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:15,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275714857] [2023-11-06 23:12:15,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:15,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:15,277 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:15,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:15,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275714857] [2023-11-06 23:12:15,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275714857] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:15,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:15,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:12:15,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336187754] [2023-11-06 23:12:15,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:15,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:15,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:15,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:15,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:15,288 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:18,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:18,535 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2023-11-06 23:12:18,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:18,537 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2023-11-06 23:12:18,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:18,553 INFO L225 Difference]: With dead ends: 3764 [2023-11-06 23:12:18,554 INFO L226 Difference]: Without dead ends: 2484 [2023-11-06 23:12:18,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:18,565 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 236 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:18,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 366 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-06 23:12:18,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2023-11-06 23:12:18,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2023-11-06 23:12:18,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2181 states have (on average 1.2815222375057314) internal successors, (2795), 2181 states have internal predecessors, (2795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:18,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2023-11-06 23:12:18,635 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 111 [2023-11-06 23:12:18,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:18,643 INFO L495 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2023-11-06 23:12:18,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:18,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2023-11-06 23:12:18,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-06 23:12:18,658 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:18,660 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:18,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 23:12:18,660 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:18,662 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:18,662 INFO L85 PathProgramCache]: Analyzing trace with hash -445236617, now seen corresponding path program 1 times [2023-11-06 23:12:18,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:18,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192814896] [2023-11-06 23:12:18,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:18,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:19,098 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-06 23:12:19,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:19,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192814896] [2023-11-06 23:12:19,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192814896] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:19,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:19,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:12:19,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187446285] [2023-11-06 23:12:19,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:19,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:19,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:19,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:19,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:19,102 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:21,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:21,731 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2023-11-06 23:12:21,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:21,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 202 [2023-11-06 23:12:21,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:21,764 INFO L225 Difference]: With dead ends: 6166 [2023-11-06 23:12:21,764 INFO L226 Difference]: Without dead ends: 3986 [2023-11-06 23:12:21,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:21,781 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:21,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-06 23:12:21,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2023-11-06 23:12:21,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2023-11-06 23:12:21,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.2200488997555012) internal successors, (4491), 3681 states have internal predecessors, (4491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:21,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2023-11-06 23:12:21,902 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 202 [2023-11-06 23:12:21,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:21,904 INFO L495 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2023-11-06 23:12:21,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:21,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2023-11-06 23:12:21,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2023-11-06 23:12:21,914 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:21,915 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:21,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 23:12:21,916 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:21,916 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:21,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1158649091, now seen corresponding path program 1 times [2023-11-06 23:12:21,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:21,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880605719] [2023-11-06 23:12:21,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:21,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:23,165 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-06 23:12:23,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:23,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880605719] [2023-11-06 23:12:23,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880605719] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:23,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:23,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:12:23,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150288077] [2023-11-06 23:12:23,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:23,170 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:23,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:23,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:23,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:23,173 INFO L87 Difference]: Start difference. First operand 3682 states and 4491 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:26,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:26,095 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2023-11-06 23:12:26,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:26,096 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 304 [2023-11-06 23:12:26,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:26,124 INFO L225 Difference]: With dead ends: 7661 [2023-11-06 23:12:26,124 INFO L226 Difference]: Without dead ends: 3981 [2023-11-06 23:12:26,130 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:26,132 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:26,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-06 23:12:26,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2023-11-06 23:12:26,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2023-11-06 23:12:26,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3980 states have (on average 1.2050251256281408) internal successors, (4796), 3980 states have internal predecessors, (4796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:26,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2023-11-06 23:12:26,382 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 304 [2023-11-06 23:12:26,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:26,383 INFO L495 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2023-11-06 23:12:26,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:26,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2023-11-06 23:12:26,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2023-11-06 23:12:26,392 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:26,393 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:26,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 23:12:26,393 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:26,394 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:26,394 INFO L85 PathProgramCache]: Analyzing trace with hash 579536590, now seen corresponding path program 1 times [2023-11-06 23:12:26,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:26,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858989022] [2023-11-06 23:12:26,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:26,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:26,933 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-06 23:12:26,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:26,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858989022] [2023-11-06 23:12:26,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858989022] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:26,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:26,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:12:26,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724902739] [2023-11-06 23:12:26,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:26,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:26,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:26,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:26,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:26,939 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:30,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:30,591 INFO L93 Difference]: Finished difference Result 8857 states and 10953 transitions. [2023-11-06 23:12:30,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:30,593 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 319 [2023-11-06 23:12:30,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:30,683 INFO L225 Difference]: With dead ends: 8857 [2023-11-06 23:12:30,683 INFO L226 Difference]: Without dead ends: 5177 [2023-11-06 23:12:30,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:30,690 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 283 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:30,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-06 23:12:30,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5177 states. [2023-11-06 23:12:30,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5177 to 3678. [2023-11-06 23:12:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3678 states, 3677 states have (on average 1.2181125917867828) internal successors, (4479), 3677 states have internal predecessors, (4479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3678 states and 4479 transitions. [2023-11-06 23:12:30,839 INFO L78 Accepts]: Start accepts. Automaton has 3678 states and 4479 transitions. Word has length 319 [2023-11-06 23:12:30,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:30,840 INFO L495 AbstractCegarLoop]: Abstraction has 3678 states and 4479 transitions. [2023-11-06 23:12:30,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 3678 states and 4479 transitions. [2023-11-06 23:12:30,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2023-11-06 23:12:30,857 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:30,859 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:30,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 23:12:30,859 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:30,860 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:30,860 INFO L85 PathProgramCache]: Analyzing trace with hash -84480945, now seen corresponding path program 1 times [2023-11-06 23:12:30,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:30,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972897390] [2023-11-06 23:12:30,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:30,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:31,458 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-06 23:12:31,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:31,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972897390] [2023-11-06 23:12:31,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972897390] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:31,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:31,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:12:31,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563996965] [2023-11-06 23:12:31,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:31,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:31,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:31,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:31,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:31,464 INFO L87 Difference]: Start difference. First operand 3678 states and 4479 transitions. Second operand has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:34,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:34,614 INFO L93 Difference]: Finished difference Result 9157 states and 11369 transitions. [2023-11-06 23:12:34,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:34,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 378 [2023-11-06 23:12:34,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:34,658 INFO L225 Difference]: With dead ends: 9157 [2023-11-06 23:12:34,658 INFO L226 Difference]: Without dead ends: 5780 [2023-11-06 23:12:34,664 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:34,665 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 296 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:34,666 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [296 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-06 23:12:34,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2023-11-06 23:12:34,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 5182. [2023-11-06 23:12:34,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5182 states, 5181 states have (on average 1.1767998455896544) internal successors, (6097), 5181 states have internal predecessors, (6097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:34,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5182 states to 5182 states and 6097 transitions. [2023-11-06 23:12:34,823 INFO L78 Accepts]: Start accepts. Automaton has 5182 states and 6097 transitions. Word has length 378 [2023-11-06 23:12:34,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:34,825 INFO L495 AbstractCegarLoop]: Abstraction has 5182 states and 6097 transitions. [2023-11-06 23:12:34,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:34,826 INFO L276 IsEmpty]: Start isEmpty. Operand 5182 states and 6097 transitions. [2023-11-06 23:12:34,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2023-11-06 23:12:34,834 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:34,836 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:34,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 23:12:34,837 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:34,838 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:34,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1647724765, now seen corresponding path program 1 times [2023-11-06 23:12:34,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:34,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944463715] [2023-11-06 23:12:34,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:34,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:35,384 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:35,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:35,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944463715] [2023-11-06 23:12:35,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944463715] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:35,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:35,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:12:35,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310217798] [2023-11-06 23:12:35,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:35,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:35,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:35,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:35,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:35,390 INFO L87 Difference]: Start difference. First operand 5182 states and 6097 transitions. Second operand has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:38,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:38,252 INFO L93 Difference]: Finished difference Result 11868 states and 14277 transitions. [2023-11-06 23:12:38,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:38,253 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 384 [2023-11-06 23:12:38,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:38,312 INFO L225 Difference]: With dead ends: 11868 [2023-11-06 23:12:38,313 INFO L226 Difference]: Without dead ends: 6987 [2023-11-06 23:12:38,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:38,322 INFO L413 NwaCegarLoop]: 564 mSDtfsCounter, 248 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:38,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 603 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-06 23:12:38,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6987 states. [2023-11-06 23:12:38,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6987 to 6087. [2023-11-06 23:12:38,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6087 states, 6086 states have (on average 1.1628327308577062) internal successors, (7077), 6086 states have internal predecessors, (7077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:38,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6087 states to 6087 states and 7077 transitions. [2023-11-06 23:12:38,527 INFO L78 Accepts]: Start accepts. Automaton has 6087 states and 7077 transitions. Word has length 384 [2023-11-06 23:12:38,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:38,528 INFO L495 AbstractCegarLoop]: Abstraction has 6087 states and 7077 transitions. [2023-11-06 23:12:38,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:38,530 INFO L276 IsEmpty]: Start isEmpty. Operand 6087 states and 7077 transitions. [2023-11-06 23:12:38,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2023-11-06 23:12:38,539 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:38,540 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:38,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 23:12:38,540 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:38,541 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:38,541 INFO L85 PathProgramCache]: Analyzing trace with hash 747271101, now seen corresponding path program 1 times [2023-11-06 23:12:38,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:38,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251519712] [2023-11-06 23:12:38,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:38,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:39,181 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-06 23:12:39,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:39,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251519712] [2023-11-06 23:12:39,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251519712] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:39,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:39,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:12:39,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696404557] [2023-11-06 23:12:39,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:39,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:39,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:39,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:39,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:39,188 INFO L87 Difference]: Start difference. First operand 6087 states and 7077 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:42,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:42,093 INFO L93 Difference]: Finished difference Result 13667 states and 16224 transitions. [2023-11-06 23:12:42,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:42,095 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 401 [2023-11-06 23:12:42,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:42,114 INFO L225 Difference]: With dead ends: 13667 [2023-11-06 23:12:42,115 INFO L226 Difference]: Without dead ends: 7881 [2023-11-06 23:12:42,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:42,128 INFO L413 NwaCegarLoop]: 579 mSDtfsCounter, 248 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 617 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:42,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 617 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-06 23:12:42,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7881 states. [2023-11-06 23:12:42,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7881 to 7877. [2023-11-06 23:12:42,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7877 states, 7876 states have (on average 1.1457592686642966) internal successors, (9024), 7876 states have internal predecessors, (9024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7877 states to 7877 states and 9024 transitions. [2023-11-06 23:12:42,313 INFO L78 Accepts]: Start accepts. Automaton has 7877 states and 9024 transitions. Word has length 401 [2023-11-06 23:12:42,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:42,316 INFO L495 AbstractCegarLoop]: Abstraction has 7877 states and 9024 transitions. [2023-11-06 23:12:42,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:42,316 INFO L276 IsEmpty]: Start isEmpty. Operand 7877 states and 9024 transitions. [2023-11-06 23:12:42,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2023-11-06 23:12:42,326 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:42,329 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:42,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 23:12:42,331 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:42,337 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:42,338 INFO L85 PathProgramCache]: Analyzing trace with hash 624859565, now seen corresponding path program 1 times [2023-11-06 23:12:42,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:42,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786980956] [2023-11-06 23:12:42,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:42,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:43,616 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 30 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:12:43,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:43,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786980956] [2023-11-06 23:12:43,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786980956] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:12:43,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [556716325] [2023-11-06 23:12:43,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:43,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:12:43,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:12:43,624 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:12:43,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 23:12:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:43,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:12:43,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:44,302 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-11-06 23:12:44,305 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:44,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [556716325] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:44,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:12:44,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-06 23:12:44,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077060616] [2023-11-06 23:12:44,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:44,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:44,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:44,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:44,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:12:44,310 INFO L87 Difference]: Start difference. First operand 7877 states and 9024 transitions. Second operand has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:47,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:47,356 INFO L93 Difference]: Finished difference Result 18510 states and 21585 transitions. [2023-11-06 23:12:47,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:47,357 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 409 [2023-11-06 23:12:47,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:47,378 INFO L225 Difference]: With dead ends: 18510 [2023-11-06 23:12:47,378 INFO L226 Difference]: Without dead ends: 10934 [2023-11-06 23:12:47,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 408 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:12:47,389 INFO L413 NwaCegarLoop]: 572 mSDtfsCounter, 383 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 1116 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:47,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 636 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1116 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-06 23:12:47,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10934 states. [2023-11-06 23:12:47,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10934 to 10928. [2023-11-06 23:12:47,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10928 states, 10927 states have (on average 1.1586894847625149) internal successors, (12661), 10927 states have internal predecessors, (12661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10928 states to 10928 states and 12661 transitions. [2023-11-06 23:12:47,601 INFO L78 Accepts]: Start accepts. Automaton has 10928 states and 12661 transitions. Word has length 409 [2023-11-06 23:12:47,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:47,602 INFO L495 AbstractCegarLoop]: Abstraction has 10928 states and 12661 transitions. [2023-11-06 23:12:47,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:47,602 INFO L276 IsEmpty]: Start isEmpty. Operand 10928 states and 12661 transitions. [2023-11-06 23:12:47,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2023-11-06 23:12:47,614 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:47,615 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:47,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:12:47,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 23:12:47,822 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:47,823 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:47,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1176515794, now seen corresponding path program 1 times [2023-11-06 23:12:47,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:47,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471971742] [2023-11-06 23:12:47,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:47,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:48,611 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-11-06 23:12:48,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:48,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471971742] [2023-11-06 23:12:48,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471971742] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:48,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:48,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:12:48,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855358242] [2023-11-06 23:12:48,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:48,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:48,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:48,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:48,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:48,615 INFO L87 Difference]: Start difference. First operand 10928 states and 12661 transitions. Second operand has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:50,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:50,983 INFO L93 Difference]: Finished difference Result 28431 states and 33049 transitions. [2023-11-06 23:12:50,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:50,984 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 481 [2023-11-06 23:12:50,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:51,020 INFO L225 Difference]: With dead ends: 28431 [2023-11-06 23:12:51,020 INFO L226 Difference]: Without dead ends: 17804 [2023-11-06 23:12:51,035 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:51,036 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 308 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 975 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 1177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:51,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 169 Invalid, 1177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 975 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-06 23:12:51,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17804 states. [2023-11-06 23:12:51,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17804 to 15711. [2023-11-06 23:12:51,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15711 states, 15710 states have (on average 1.1535327816677277) internal successors, (18122), 15710 states have internal predecessors, (18122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:51,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15711 states to 15711 states and 18122 transitions. [2023-11-06 23:12:51,490 INFO L78 Accepts]: Start accepts. Automaton has 15711 states and 18122 transitions. Word has length 481 [2023-11-06 23:12:51,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:51,492 INFO L495 AbstractCegarLoop]: Abstraction has 15711 states and 18122 transitions. [2023-11-06 23:12:51,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:51,492 INFO L276 IsEmpty]: Start isEmpty. Operand 15711 states and 18122 transitions. [2023-11-06 23:12:51,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2023-11-06 23:12:51,501 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:51,502 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:51,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-06 23:12:51,503 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:51,503 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:51,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1477871461, now seen corresponding path program 1 times [2023-11-06 23:12:51,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:51,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275572770] [2023-11-06 23:12:51,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:51,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 469 proven. 39 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-11-06 23:12:52,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:52,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275572770] [2023-11-06 23:12:52,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275572770] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:12:52,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [491862355] [2023-11-06 23:12:52,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:52,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:12:52,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:12:52,448 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:12:52,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 23:12:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:52,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:12:52,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:12:52,867 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2023-11-06 23:12:52,867 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:12:52,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [491862355] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:52,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:12:52,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-06 23:12:52,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756721136] [2023-11-06 23:12:52,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:52,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:52,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:52,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:52,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:12:52,871 INFO L87 Difference]: Start difference. First operand 15711 states and 18122 transitions. Second operand has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:54,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:55,000 INFO L93 Difference]: Finished difference Result 35602 states and 41106 transitions. [2023-11-06 23:12:55,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:55,001 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 516 [2023-11-06 23:12:55,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:55,054 INFO L225 Difference]: With dead ends: 35602 [2023-11-06 23:12:55,054 INFO L226 Difference]: Without dead ends: 20192 [2023-11-06 23:12:55,073 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 519 GetRequests, 515 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:12:55,074 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 316 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 1094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:55,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 245 Invalid, 1094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 948 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 23:12:55,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20192 states. [2023-11-06 23:12:55,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20192 to 18396. [2023-11-06 23:12:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18396 states, 18395 states have (on average 1.1465072030443055) internal successors, (21090), 18395 states have internal predecessors, (21090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:55,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18396 states to 18396 states and 21090 transitions. [2023-11-06 23:12:55,510 INFO L78 Accepts]: Start accepts. Automaton has 18396 states and 21090 transitions. Word has length 516 [2023-11-06 23:12:55,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:55,511 INFO L495 AbstractCegarLoop]: Abstraction has 18396 states and 21090 transitions. [2023-11-06 23:12:55,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:55,511 INFO L276 IsEmpty]: Start isEmpty. Operand 18396 states and 21090 transitions. [2023-11-06 23:12:55,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2023-11-06 23:12:55,518 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:55,519 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:55,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-06 23:12:55,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:12:55,725 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:55,726 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:55,726 INFO L85 PathProgramCache]: Analyzing trace with hash -629138351, now seen corresponding path program 1 times [2023-11-06 23:12:55,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:55,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78862470] [2023-11-06 23:12:55,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:55,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:12:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 355 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2023-11-06 23:12:56,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:12:56,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78862470] [2023-11-06 23:12:56,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78862470] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:12:56,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:12:56,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:12:56,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980212927] [2023-11-06 23:12:56,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:12:56,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:12:56,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:12:56,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:12:56,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:56,545 INFO L87 Difference]: Start difference. First operand 18396 states and 21090 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:59,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:12:59,060 INFO L93 Difference]: Finished difference Result 44289 states and 51198 transitions. [2023-11-06 23:12:59,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:12:59,065 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 520 [2023-11-06 23:12:59,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:12:59,099 INFO L225 Difference]: With dead ends: 44289 [2023-11-06 23:12:59,099 INFO L226 Difference]: Without dead ends: 26194 [2023-11-06 23:12:59,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:12:59,113 INFO L413 NwaCegarLoop]: 586 mSDtfsCounter, 246 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1038 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:12:59,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 619 Invalid, 1208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1038 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-06 23:12:59,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26194 states. [2023-11-06 23:12:59,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26194 to 25576. [2023-11-06 23:12:59,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25576 states, 25575 states have (on average 1.1351319648093843) internal successors, (29031), 25575 states have internal predecessors, (29031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:59,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25576 states to 25576 states and 29031 transitions. [2023-11-06 23:12:59,592 INFO L78 Accepts]: Start accepts. Automaton has 25576 states and 29031 transitions. Word has length 520 [2023-11-06 23:12:59,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:12:59,593 INFO L495 AbstractCegarLoop]: Abstraction has 25576 states and 29031 transitions. [2023-11-06 23:12:59,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:12:59,594 INFO L276 IsEmpty]: Start isEmpty. Operand 25576 states and 29031 transitions. [2023-11-06 23:12:59,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2023-11-06 23:12:59,605 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:12:59,605 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:12:59,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-06 23:12:59,606 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:12:59,607 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:12:59,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1866465979, now seen corresponding path program 1 times [2023-11-06 23:12:59,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:12:59,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296104630] [2023-11-06 23:12:59,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:12:59,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:12:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 527 proven. 39 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-06 23:13:00,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:00,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296104630] [2023-11-06 23:13:00,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296104630] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:13:00,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1369451985] [2023-11-06 23:13:00,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:00,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:13:00,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:13:00,601 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:13:00,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 23:13:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:00,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:13:00,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:13:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2023-11-06 23:13:01,012 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:13:01,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1369451985] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:01,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:13:01,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-06 23:13:01,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617305580] [2023-11-06 23:13:01,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:01,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:01,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:01,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:01,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:13:01,019 INFO L87 Difference]: Start difference. First operand 25576 states and 29031 transitions. Second operand has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:03,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:03,133 INFO L93 Difference]: Finished difference Result 54737 states and 62400 transitions. [2023-11-06 23:13:03,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:03,133 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 560 [2023-11-06 23:13:03,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:03,170 INFO L225 Difference]: With dead ends: 54737 [2023-11-06 23:13:03,170 INFO L226 Difference]: Without dead ends: 29462 [2023-11-06 23:13:03,187 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 563 GetRequests, 559 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:13:03,188 INFO L413 NwaCegarLoop]: 425 mSDtfsCounter, 382 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 965 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 1092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:03,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 444 Invalid, 1092 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 965 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-06 23:13:03,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29462 states. [2023-11-06 23:13:03,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29462 to 21031. [2023-11-06 23:13:03,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21031 states, 21030 states have (on average 1.1193057536852116) internal successors, (23539), 21030 states have internal predecessors, (23539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:03,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21031 states to 21031 states and 23539 transitions. [2023-11-06 23:13:03,649 INFO L78 Accepts]: Start accepts. Automaton has 21031 states and 23539 transitions. Word has length 560 [2023-11-06 23:13:03,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:03,649 INFO L495 AbstractCegarLoop]: Abstraction has 21031 states and 23539 transitions. [2023-11-06 23:13:03,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:03,650 INFO L276 IsEmpty]: Start isEmpty. Operand 21031 states and 23539 transitions. [2023-11-06 23:13:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2023-11-06 23:13:03,664 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:03,664 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:03,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:13:03,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-06 23:13:03,878 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:03,879 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:03,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1840183349, now seen corresponding path program 1 times [2023-11-06 23:13:03,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:03,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971129618] [2023-11-06 23:13:03,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:03,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:04,612 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2023-11-06 23:13:04,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:04,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971129618] [2023-11-06 23:13:04,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971129618] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:04,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:04,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:13:04,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123151475] [2023-11-06 23:13:04,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:04,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:04,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:04,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:04,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:04,618 INFO L87 Difference]: Start difference. First operand 21031 states and 23539 transitions. Second operand has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:07,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:07,002 INFO L93 Difference]: Finished difference Result 48351 states and 54188 transitions. [2023-11-06 23:13:07,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:07,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 594 [2023-11-06 23:13:07,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:07,029 INFO L225 Difference]: With dead ends: 48351 [2023-11-06 23:13:07,029 INFO L226 Difference]: Without dead ends: 24332 [2023-11-06 23:13:07,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:07,044 INFO L413 NwaCegarLoop]: 610 mSDtfsCounter, 310 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 1129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:07,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 654 Invalid, 1129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-06 23:13:07,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24332 states. [2023-11-06 23:13:07,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24332 to 23435. [2023-11-06 23:13:07,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23435 states, 23434 states have (on average 1.0909789195186481) internal successors, (25566), 23434 states have internal predecessors, (25566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:07,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23435 states to 23435 states and 25566 transitions. [2023-11-06 23:13:07,493 INFO L78 Accepts]: Start accepts. Automaton has 23435 states and 25566 transitions. Word has length 594 [2023-11-06 23:13:07,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:07,494 INFO L495 AbstractCegarLoop]: Abstraction has 23435 states and 25566 transitions. [2023-11-06 23:13:07,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:07,494 INFO L276 IsEmpty]: Start isEmpty. Operand 23435 states and 25566 transitions. [2023-11-06 23:13:07,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2023-11-06 23:13:07,508 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:07,509 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:07,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-06 23:13:07,509 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:07,510 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:07,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1668920954, now seen corresponding path program 1 times [2023-11-06 23:13:07,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:07,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150508120] [2023-11-06 23:13:07,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:07,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:08,027 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-06 23:13:08,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:08,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150508120] [2023-11-06 23:13:08,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150508120] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:08,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:08,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:13:08,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931279771] [2023-11-06 23:13:08,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:08,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:08,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:08,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:08,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:08,032 INFO L87 Difference]: Start difference. First operand 23435 states and 25566 transitions. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:09,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:09,978 INFO L93 Difference]: Finished difference Result 46268 states and 50515 transitions. [2023-11-06 23:13:09,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:09,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 615 [2023-11-06 23:13:09,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:10,004 INFO L225 Difference]: With dead ends: 46268 [2023-11-06 23:13:10,004 INFO L226 Difference]: Without dead ends: 23134 [2023-11-06 23:13:10,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:10,016 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 464 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:10,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [464 Valid, 70 Invalid, 954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-06 23:13:10,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23134 states. [2023-11-06 23:13:10,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23134 to 23134. [2023-11-06 23:13:10,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23134 states, 23133 states have (on average 1.0916872001037479) internal successors, (25254), 23133 states have internal predecessors, (25254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23134 states to 23134 states and 25254 transitions. [2023-11-06 23:13:10,343 INFO L78 Accepts]: Start accepts. Automaton has 23134 states and 25254 transitions. Word has length 615 [2023-11-06 23:13:10,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:10,344 INFO L495 AbstractCegarLoop]: Abstraction has 23134 states and 25254 transitions. [2023-11-06 23:13:10,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:10,345 INFO L276 IsEmpty]: Start isEmpty. Operand 23134 states and 25254 transitions. [2023-11-06 23:13:10,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 643 [2023-11-06 23:13:10,360 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:10,360 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:10,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-06 23:13:10,361 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:10,361 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:10,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1206065002, now seen corresponding path program 1 times [2023-11-06 23:13:10,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:10,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545510630] [2023-11-06 23:13:10,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:10,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:11,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 685 proven. 39 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2023-11-06 23:13:11,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:11,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545510630] [2023-11-06 23:13:11,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545510630] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:13:11,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207996951] [2023-11-06 23:13:11,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:11,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:13:11,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:13:11,374 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:13:11,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 23:13:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:11,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:13:11,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:13:11,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2023-11-06 23:13:11,888 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:13:11,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [207996951] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:11,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:13:11,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-06 23:13:11,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549045532] [2023-11-06 23:13:11,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:11,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:11,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:11,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:11,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:13:11,893 INFO L87 Difference]: Start difference. First operand 23134 states and 25254 transitions. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:13,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:13,771 INFO L93 Difference]: Finished difference Result 45062 states and 49228 transitions. [2023-11-06 23:13:13,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:13,771 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 642 [2023-11-06 23:13:13,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:13,799 INFO L225 Difference]: With dead ends: 45062 [2023-11-06 23:13:13,799 INFO L226 Difference]: Without dead ends: 22229 [2023-11-06 23:13:13,811 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 641 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:13:13,812 INFO L413 NwaCegarLoop]: 529 mSDtfsCounter, 202 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 843 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 1010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:13,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 566 Invalid, 1010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 843 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-06 23:13:13,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22229 states. [2023-11-06 23:13:14,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22229 to 21630. [2023-11-06 23:13:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21630 states, 21629 states have (on average 1.0579777151047205) internal successors, (22883), 21629 states have internal predecessors, (22883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:14,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21630 states to 21630 states and 22883 transitions. [2023-11-06 23:13:14,195 INFO L78 Accepts]: Start accepts. Automaton has 21630 states and 22883 transitions. Word has length 642 [2023-11-06 23:13:14,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:14,196 INFO L495 AbstractCegarLoop]: Abstraction has 21630 states and 22883 transitions. [2023-11-06 23:13:14,196 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:14,197 INFO L276 IsEmpty]: Start isEmpty. Operand 21630 states and 22883 transitions. [2023-11-06 23:13:14,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 657 [2023-11-06 23:13:14,217 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:14,218 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:14,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:13:14,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-06 23:13:14,425 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:14,425 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:14,425 INFO L85 PathProgramCache]: Analyzing trace with hash 291937418, now seen corresponding path program 1 times [2023-11-06 23:13:14,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:14,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476865219] [2023-11-06 23:13:14,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:14,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:14,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:15,475 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 625 proven. 39 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2023-11-06 23:13:15,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:15,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476865219] [2023-11-06 23:13:15,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476865219] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:13:15,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887368652] [2023-11-06 23:13:15,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:15,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:13:15,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:13:15,485 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:13:15,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 23:13:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:15,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:13:15,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:13:16,798 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 625 proven. 39 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2023-11-06 23:13:16,799 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:13:17,634 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 625 proven. 39 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2023-11-06 23:13:17,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887368652] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:13:17,635 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 23:13:17,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2023-11-06 23:13:17,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510548401] [2023-11-06 23:13:17,636 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 23:13:17,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 23:13:17,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:17,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 23:13:17,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:13:17,640 INFO L87 Difference]: Start difference. First operand 21630 states and 22883 transitions. Second operand has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:24,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:24,350 INFO L93 Difference]: Finished difference Result 51293 states and 54243 transitions. [2023-11-06 23:13:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 23:13:24,350 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 656 [2023-11-06 23:13:24,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:24,374 INFO L225 Difference]: With dead ends: 51293 [2023-11-06 23:13:24,374 INFO L226 Difference]: Without dead ends: 23425 [2023-11-06 23:13:24,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1321 GetRequests, 1307 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:13:24,389 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 3144 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 4807 mSolverCounterSat, 421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3144 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 5228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 421 IncrementalHoareTripleChecker+Valid, 4807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:24,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3144 Valid, 230 Invalid, 5228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [421 Valid, 4807 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2023-11-06 23:13:24,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23425 states. [2023-11-06 23:13:24,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23425 to 19535. [2023-11-06 23:13:24,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19535 states, 19534 states have (on average 1.0309204464011468) internal successors, (20138), 19534 states have internal predecessors, (20138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:24,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19535 states to 19535 states and 20138 transitions. [2023-11-06 23:13:24,611 INFO L78 Accepts]: Start accepts. Automaton has 19535 states and 20138 transitions. Word has length 656 [2023-11-06 23:13:24,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:24,611 INFO L495 AbstractCegarLoop]: Abstraction has 19535 states and 20138 transitions. [2023-11-06 23:13:24,611 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:24,611 INFO L276 IsEmpty]: Start isEmpty. Operand 19535 states and 20138 transitions. [2023-11-06 23:13:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2023-11-06 23:13:24,622 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:24,622 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:24,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-06 23:13:24,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-06 23:13:24,829 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:24,829 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:24,829 INFO L85 PathProgramCache]: Analyzing trace with hash -2007667598, now seen corresponding path program 1 times [2023-11-06 23:13:24,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:24,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155886242] [2023-11-06 23:13:24,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:24,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2023-11-06 23:13:25,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:25,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155886242] [2023-11-06 23:13:25,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155886242] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:25,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:25,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:13:25,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133979415] [2023-11-06 23:13:25,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:25,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:13:25,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:25,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:13:25,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:13:25,342 INFO L87 Difference]: Start difference. First operand 19535 states and 20138 transitions. Second operand has 4 states, 4 states have (on average 108.25) internal successors, (433), 4 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:27,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:27,846 INFO L93 Difference]: Finished difference Result 41764 states and 43075 transitions. [2023-11-06 23:13:27,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:13:27,847 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 108.25) internal successors, (433), 4 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 659 [2023-11-06 23:13:27,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:27,866 INFO L225 Difference]: With dead ends: 41764 [2023-11-06 23:13:27,866 INFO L226 Difference]: Without dead ends: 22530 [2023-11-06 23:13:27,875 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:13:27,876 INFO L413 NwaCegarLoop]: 387 mSDtfsCounter, 615 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1390 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 615 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 1610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:27,876 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [615 Valid, 419 Invalid, 1610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1390 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-06 23:13:27,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22530 states. [2023-11-06 23:13:28,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22530 to 21929. [2023-11-06 23:13:28,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21929 states, 21928 states have (on average 1.0263589930682233) internal successors, (22506), 21928 states have internal predecessors, (22506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:28,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21929 states to 21929 states and 22506 transitions. [2023-11-06 23:13:28,130 INFO L78 Accepts]: Start accepts. Automaton has 21929 states and 22506 transitions. Word has length 659 [2023-11-06 23:13:28,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:28,131 INFO L495 AbstractCegarLoop]: Abstraction has 21929 states and 22506 transitions. [2023-11-06 23:13:28,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 108.25) internal successors, (433), 4 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:28,131 INFO L276 IsEmpty]: Start isEmpty. Operand 21929 states and 22506 transitions. [2023-11-06 23:13:28,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 700 [2023-11-06 23:13:28,145 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:28,146 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:28,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-06 23:13:28,146 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:28,147 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:28,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1673837868, now seen corresponding path program 1 times [2023-11-06 23:13:28,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:28,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554917259] [2023-11-06 23:13:28,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:28,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:28,898 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2023-11-06 23:13:28,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:28,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554917259] [2023-11-06 23:13:28,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554917259] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:28,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:28,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:13:28,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969773364] [2023-11-06 23:13:28,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:28,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:28,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:28,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:28,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:28,903 INFO L87 Difference]: Start difference. First operand 21929 states and 22506 transitions. Second operand has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:30,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:30,464 INFO L93 Difference]: Finished difference Result 46858 states and 48100 transitions. [2023-11-06 23:13:30,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:30,465 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 699 [2023-11-06 23:13:30,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:30,485 INFO L225 Difference]: With dead ends: 46858 [2023-11-06 23:13:30,485 INFO L226 Difference]: Without dead ends: 25230 [2023-11-06 23:13:30,492 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:30,493 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 347 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 785 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:30,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [347 Valid, 118 Invalid, 924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 785 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-06 23:13:30,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25230 states. [2023-11-06 23:13:30,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25230 to 21926. [2023-11-06 23:13:30,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21926 states, 21925 states have (on average 1.024903078677309) internal successors, (22471), 21925 states have internal predecessors, (22471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21926 states to 21926 states and 22471 transitions. [2023-11-06 23:13:30,743 INFO L78 Accepts]: Start accepts. Automaton has 21926 states and 22471 transitions. Word has length 699 [2023-11-06 23:13:30,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:30,743 INFO L495 AbstractCegarLoop]: Abstraction has 21926 states and 22471 transitions. [2023-11-06 23:13:30,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:30,744 INFO L276 IsEmpty]: Start isEmpty. Operand 21926 states and 22471 transitions. [2023-11-06 23:13:30,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 720 [2023-11-06 23:13:30,752 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:30,753 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:30,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-06 23:13:30,754 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:30,754 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:30,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1173180747, now seen corresponding path program 1 times [2023-11-06 23:13:30,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:30,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010614427] [2023-11-06 23:13:30,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:30,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:31,502 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 498 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2023-11-06 23:13:31,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:31,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010614427] [2023-11-06 23:13:31,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010614427] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:31,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:31,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:13:31,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912078149] [2023-11-06 23:13:31,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:31,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:13:31,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:31,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:13:31,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:13:31,507 INFO L87 Difference]: Start difference. First operand 21926 states and 22471 transitions. Second operand has 4 states, 4 states have (on average 114.25) internal successors, (457), 4 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:34,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:34,230 INFO L93 Difference]: Finished difference Result 51644 states and 52916 transitions. [2023-11-06 23:13:34,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:13:34,231 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 114.25) internal successors, (457), 4 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 719 [2023-11-06 23:13:34,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:34,258 INFO L225 Difference]: With dead ends: 51644 [2023-11-06 23:13:34,258 INFO L226 Difference]: Without dead ends: 30019 [2023-11-06 23:13:34,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:13:34,270 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 524 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 1532 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 1692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:34,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [524 Valid, 140 Invalid, 1692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1532 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-06 23:13:34,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30019 states. [2023-11-06 23:13:34,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30019 to 27323. [2023-11-06 23:13:34,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27323 states, 27322 states have (on average 1.0249249688895397) internal successors, (28003), 27322 states have internal predecessors, (28003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:34,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27323 states to 27323 states and 28003 transitions. [2023-11-06 23:13:34,779 INFO L78 Accepts]: Start accepts. Automaton has 27323 states and 28003 transitions. Word has length 719 [2023-11-06 23:13:34,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:34,779 INFO L495 AbstractCegarLoop]: Abstraction has 27323 states and 28003 transitions. [2023-11-06 23:13:34,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 114.25) internal successors, (457), 4 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:34,780 INFO L276 IsEmpty]: Start isEmpty. Operand 27323 states and 28003 transitions. [2023-11-06 23:13:34,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 779 [2023-11-06 23:13:34,801 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:34,801 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:34,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-06 23:13:34,802 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:34,802 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:34,802 INFO L85 PathProgramCache]: Analyzing trace with hash 359955969, now seen corresponding path program 1 times [2023-11-06 23:13:34,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:34,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931422803] [2023-11-06 23:13:34,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:34,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:35,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1294 backedges. 930 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-06 23:13:35,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:35,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931422803] [2023-11-06 23:13:35,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931422803] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:35,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:35,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:13:35,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409400540] [2023-11-06 23:13:35,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:35,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 23:13:35,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:35,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:13:35,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:13:35,439 INFO L87 Difference]: Start difference. First operand 27323 states and 28003 transitions. Second operand has 4 states, 4 states have (on average 130.75) internal successors, (523), 4 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:37,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:37,453 INFO L93 Difference]: Finished difference Result 60035 states and 61515 transitions. [2023-11-06 23:13:37,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:13:37,456 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 130.75) internal successors, (523), 4 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 778 [2023-11-06 23:13:37,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:37,485 INFO L225 Difference]: With dead ends: 60035 [2023-11-06 23:13:37,485 INFO L226 Difference]: Without dead ends: 33013 [2023-11-06 23:13:37,498 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:13:37,499 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 533 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 1232 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 1299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 1232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:37,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [533 Valid, 171 Invalid, 1299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 1232 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-06 23:13:37,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33013 states. [2023-11-06 23:13:37,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33013 to 27323. [2023-11-06 23:13:37,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27323 states, 27322 states have (on average 1.0249249688895397) internal successors, (28003), 27322 states have internal predecessors, (28003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:37,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27323 states to 27323 states and 28003 transitions. [2023-11-06 23:13:37,893 INFO L78 Accepts]: Start accepts. Automaton has 27323 states and 28003 transitions. Word has length 778 [2023-11-06 23:13:37,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:37,893 INFO L495 AbstractCegarLoop]: Abstraction has 27323 states and 28003 transitions. [2023-11-06 23:13:37,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 130.75) internal successors, (523), 4 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:37,894 INFO L276 IsEmpty]: Start isEmpty. Operand 27323 states and 28003 transitions. [2023-11-06 23:13:37,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2023-11-06 23:13:37,909 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:37,909 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:37,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-06 23:13:37,910 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:37,910 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:37,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1524543446, now seen corresponding path program 1 times [2023-11-06 23:13:37,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:37,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485519555] [2023-11-06 23:13:37,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:37,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:38,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 565 proven. 0 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2023-11-06 23:13:38,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:38,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485519555] [2023-11-06 23:13:38,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485519555] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:38,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:38,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:13:38,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478621049] [2023-11-06 23:13:38,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:38,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:38,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:38,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:38,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:38,680 INFO L87 Difference]: Start difference. First operand 27323 states and 28003 transitions. Second operand has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:39,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:39,856 INFO L93 Difference]: Finished difference Result 45626 states and 46720 transitions. [2023-11-06 23:13:39,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:39,857 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 786 [2023-11-06 23:13:39,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:39,874 INFO L225 Difference]: With dead ends: 45626 [2023-11-06 23:13:39,874 INFO L226 Difference]: Without dead ends: 18604 [2023-11-06 23:13:39,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:39,884 INFO L413 NwaCegarLoop]: 350 mSDtfsCounter, 216 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:39,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 358 Invalid, 760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 23:13:39,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18604 states. [2023-11-06 23:13:40,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18604 to 15909. [2023-11-06 23:13:40,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15909 states, 15908 states have (on average 1.0208071410611013) internal successors, (16239), 15908 states have internal predecessors, (16239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:40,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15909 states to 15909 states and 16239 transitions. [2023-11-06 23:13:40,102 INFO L78 Accepts]: Start accepts. Automaton has 15909 states and 16239 transitions. Word has length 786 [2023-11-06 23:13:40,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:40,103 INFO L495 AbstractCegarLoop]: Abstraction has 15909 states and 16239 transitions. [2023-11-06 23:13:40,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:40,103 INFO L276 IsEmpty]: Start isEmpty. Operand 15909 states and 16239 transitions. [2023-11-06 23:13:40,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 825 [2023-11-06 23:13:40,119 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:40,119 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:40,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-06 23:13:40,120 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:40,120 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:40,121 INFO L85 PathProgramCache]: Analyzing trace with hash -594814793, now seen corresponding path program 1 times [2023-11-06 23:13:40,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:40,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000494639] [2023-11-06 23:13:40,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:40,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:40,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2023-11-06 23:13:40,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:40,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000494639] [2023-11-06 23:13:40,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000494639] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:40,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:40,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:13:40,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651408644] [2023-11-06 23:13:40,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:40,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:40,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:40,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:40,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:40,681 INFO L87 Difference]: Start difference. First operand 15909 states and 16239 transitions. Second operand has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:41,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:41,774 INFO L93 Difference]: Finished difference Result 32413 states and 33083 transitions. [2023-11-06 23:13:41,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:41,774 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 824 [2023-11-06 23:13:41,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:41,790 INFO L225 Difference]: With dead ends: 32413 [2023-11-06 23:13:41,790 INFO L226 Difference]: Without dead ends: 16805 [2023-11-06 23:13:41,796 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:41,797 INFO L413 NwaCegarLoop]: 396 mSDtfsCounter, 308 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 689 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:41,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 418 Invalid, 704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 689 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 23:13:41,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16805 states. [2023-11-06 23:13:41,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16805 to 15609. [2023-11-06 23:13:41,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15609 states, 15608 states have (on average 1.0206304459251665) internal successors, (15930), 15608 states have internal predecessors, (15930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:41,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15609 states to 15609 states and 15930 transitions. [2023-11-06 23:13:41,991 INFO L78 Accepts]: Start accepts. Automaton has 15609 states and 15930 transitions. Word has length 824 [2023-11-06 23:13:41,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:41,992 INFO L495 AbstractCegarLoop]: Abstraction has 15609 states and 15930 transitions. [2023-11-06 23:13:41,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:41,992 INFO L276 IsEmpty]: Start isEmpty. Operand 15609 states and 15930 transitions. [2023-11-06 23:13:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 836 [2023-11-06 23:13:42,001 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:42,002 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:42,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-11-06 23:13:42,002 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:42,003 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:42,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1707436180, now seen corresponding path program 1 times [2023-11-06 23:13:42,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:42,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399894843] [2023-11-06 23:13:42,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:42,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:42,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1123 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 1004 trivial. 0 not checked. [2023-11-06 23:13:42,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:42,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399894843] [2023-11-06 23:13:42,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399894843] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:42,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:42,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:13:42,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352949970] [2023-11-06 23:13:42,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:42,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:42,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:42,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:42,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:42,688 INFO L87 Difference]: Start difference. First operand 15609 states and 15930 transitions. Second operand has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:43,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:43,879 INFO L93 Difference]: Finished difference Result 36314 states and 37068 transitions. [2023-11-06 23:13:43,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:43,879 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 835 [2023-11-06 23:13:43,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:43,897 INFO L225 Difference]: With dead ends: 36314 [2023-11-06 23:13:43,897 INFO L226 Difference]: Without dead ends: 20707 [2023-11-06 23:13:43,903 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:43,904 INFO L413 NwaCegarLoop]: 393 mSDtfsCounter, 292 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:43,905 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [292 Valid, 409 Invalid, 779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 728 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 23:13:43,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20707 states. [2023-11-06 23:13:44,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20707 to 18902. [2023-11-06 23:13:44,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18902 states, 18901 states have (on average 1.0207396434051108) internal successors, (19293), 18901 states have internal predecessors, (19293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:44,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18902 states to 18902 states and 19293 transitions. [2023-11-06 23:13:44,163 INFO L78 Accepts]: Start accepts. Automaton has 18902 states and 19293 transitions. Word has length 835 [2023-11-06 23:13:44,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:44,164 INFO L495 AbstractCegarLoop]: Abstraction has 18902 states and 19293 transitions. [2023-11-06 23:13:44,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:44,164 INFO L276 IsEmpty]: Start isEmpty. Operand 18902 states and 19293 transitions. [2023-11-06 23:13:44,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 861 [2023-11-06 23:13:44,175 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:44,177 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:44,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-11-06 23:13:44,177 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:44,178 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:44,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1751874221, now seen corresponding path program 1 times [2023-11-06 23:13:44,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:44,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190633825] [2023-11-06 23:13:44,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:44,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2023-11-06 23:13:44,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:44,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190633825] [2023-11-06 23:13:44,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190633825] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:44,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:44,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:13:44,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176797263] [2023-11-06 23:13:44,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:44,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:44,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:44,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:44,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:44,602 INFO L87 Difference]: Start difference. First operand 18902 states and 19293 transitions. Second operand has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:45,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:45,694 INFO L93 Difference]: Finished difference Result 37501 states and 38288 transitions. [2023-11-06 23:13:45,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:45,695 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 860 [2023-11-06 23:13:45,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:45,712 INFO L225 Difference]: With dead ends: 37501 [2023-11-06 23:13:45,712 INFO L226 Difference]: Without dead ends: 18601 [2023-11-06 23:13:45,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:45,721 INFO L413 NwaCegarLoop]: 380 mSDtfsCounter, 294 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 669 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:45,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 398 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 669 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-06 23:13:45,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18601 states. [2023-11-06 23:13:45,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18601 to 14398. [2023-11-06 23:13:45,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14398 states, 14397 states have (on average 1.016739598527471) internal successors, (14638), 14397 states have internal predecessors, (14638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:45,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14398 states to 14398 states and 14638 transitions. [2023-11-06 23:13:45,929 INFO L78 Accepts]: Start accepts. Automaton has 14398 states and 14638 transitions. Word has length 860 [2023-11-06 23:13:45,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:45,930 INFO L495 AbstractCegarLoop]: Abstraction has 14398 states and 14638 transitions. [2023-11-06 23:13:45,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 14398 states and 14638 transitions. [2023-11-06 23:13:45,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 943 [2023-11-06 23:13:45,942 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:13:45,943 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:13:45,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-11-06 23:13:45,944 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:13:45,944 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:13:45,945 INFO L85 PathProgramCache]: Analyzing trace with hash 2095587486, now seen corresponding path program 1 times [2023-11-06 23:13:45,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:13:45,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336257253] [2023-11-06 23:13:45,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:13:45,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:13:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:13:46,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1524 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 1375 trivial. 0 not checked. [2023-11-06 23:13:46,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:13:46,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336257253] [2023-11-06 23:13:46,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336257253] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:13:46,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:13:46,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:13:46,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791191711] [2023-11-06 23:13:46,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:13:46,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:13:46,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:13:46,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:13:46,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:46,862 INFO L87 Difference]: Start difference. First operand 14398 states and 14638 transitions. Second operand has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:47,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:13:47,930 INFO L93 Difference]: Finished difference Result 30291 states and 30797 transitions. [2023-11-06 23:13:47,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:13:47,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 942 [2023-11-06 23:13:47,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:13:47,932 INFO L225 Difference]: With dead ends: 30291 [2023-11-06 23:13:47,932 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 23:13:47,939 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:13:47,939 INFO L413 NwaCegarLoop]: 395 mSDtfsCounter, 274 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 696 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-06 23:13:47,940 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 414 Invalid, 705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 696 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-06 23:13:47,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 23:13:47,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 23:13:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:47,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 23:13:47,941 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 942 [2023-11-06 23:13:47,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:13:47,941 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:13:47,942 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:13:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:13:47,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 23:13:47,945 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:13:47,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-11-06 23:13:47,948 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 23:13:54,337 WARN L293 SmtUtils]: Spent 6.38s on a formula simplification. DAG size of input: 474 DAG size of output: 503 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-11-06 23:14:04,349 WARN L293 SmtUtils]: Spent 5.23s on a formula simplification. DAG size of input: 474 DAG size of output: 503 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-11-06 23:14:14,912 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,912 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,912 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,912 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,913 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,913 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,913 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2023-11-06 23:14:14,913 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2023-11-06 23:14:14,913 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,913 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,914 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,914 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-11-06 23:14:14,914 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,914 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,914 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,914 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,915 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,915 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-11-06 23:14:14,915 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,915 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,915 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2023-11-06 23:14:14,915 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2023-11-06 23:14:14,916 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,916 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,916 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,916 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,916 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-11-06 23:14:14,916 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,916 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2023-11-06 23:14:14,917 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2023-11-06 23:14:14,917 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,917 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,917 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2023-11-06 23:14:14,917 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2023-11-06 23:14:14,917 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,918 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,918 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,918 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,918 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,918 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2023-11-06 23:14:14,918 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,919 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,919 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,919 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,919 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,919 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,919 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-11-06 23:14:14,919 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,920 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,920 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,920 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,920 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,920 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,920 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2023-11-06 23:14:14,920 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,921 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,921 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,921 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,921 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,921 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,921 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2023-11-06 23:14:14,922 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,922 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,922 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,922 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,922 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2023-11-06 23:14:14,922 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2023-11-06 23:14:14,922 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,923 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,923 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,923 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,923 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-11-06 23:14:14,923 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,923 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,923 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,924 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,924 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,924 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,924 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2023-11-06 23:14:14,924 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,924 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2023-11-06 23:14:14,925 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2023-11-06 23:14:14,925 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2023-11-06 23:14:14,925 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-11-06 23:14:14,925 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,925 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,925 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,925 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,926 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,926 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,926 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,926 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,926 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-11-06 23:14:14,926 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 23:14:14,926 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2023-11-06 23:14:14,927 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,927 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,927 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,927 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,927 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,927 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2023-11-06 23:14:14,928 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,928 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2023-11-06 23:14:14,928 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2023-11-06 23:14:14,928 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2023-11-06 23:14:14,928 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2023-11-06 23:14:14,928 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2023-11-06 23:14:14,928 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2023-11-06 23:14:14,929 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,929 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,929 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,929 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,929 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2023-11-06 23:14:14,929 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2023-11-06 23:14:14,929 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,930 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2023-11-06 23:14:14,930 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,930 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,930 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,930 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,930 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,931 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,931 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-11-06 23:14:14,931 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,931 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,931 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,931 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,931 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,932 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2023-11-06 23:14:14,932 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2023-11-06 23:14:14,932 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,932 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-11-06 23:14:14,932 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2023-11-06 23:14:14,932 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2023-11-06 23:14:14,933 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,933 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2023-11-06 23:14:14,933 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2023-11-06 23:14:14,933 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,933 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,933 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,933 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,934 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-11-06 23:14:14,934 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,934 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,934 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,934 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,934 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2023-11-06 23:14:14,934 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2023-11-06 23:14:14,935 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,935 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-11-06 23:14:14,935 INFO L895 garLoopResultBuilder]: At program point calculate_output2_returnLabel#1(lines 1668 1768) the Hoare annotation is: (let ((.cse7 (<= 44 ~a29~0)) (.cse9 (= ~a2~0 4)) (.cse17 (<= 0 (+ 146 ~a0~0))) (.cse4 (<= (+ 104 ~a0~0) 0)) (.cse8 (<= 0 (+ 599998 ~a0~0))) (.cse3 (<= (+ ~a0~0 61) 0)) (.cse13 (<= ~a29~0 43)) (.cse1 (<= (+ ~a0~0 3672) 0)) (.cse2 (= ~a2~0 1)) (.cse10 (<= (+ ~a0~0 147) 0)) (.cse11 (= 3 ~a2~0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse12 (<= 5 ~a2~0)) (.cse5 (<= (+ 42 ~a4~0) 0)) (.cse14 (= 2 ~a2~0)) (.cse6 (<= 0 (+ ~a4~0 85))) (.cse16 (<= (+ 98 ~a0~0) 0))) (or (and .cse0 .cse1) (and .cse0 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse5 .cse6 .cse7 .cse10 .cse11) (and .cse5 .cse8 .cse10 .cse12) (and .cse4 (<= 2 ~a29~0) .cse0 .cse11) (and .cse0 .cse9 .cse13) (and .cse14 .cse7 .cse10) (and (let ((.cse15 (<= 0 (+ 140 ~a0~0)))) (or (and .cse15 .cse5 (<= 0 (+ ~a4~0 73)) .cse11) (and .cse15 .cse5 .cse6 .cse7 .cse11))) .cse16) (and .cse7 .cse0 .cse11) (and .cse5 .cse6 .cse16 .cse17 .cse2) (and .cse14 .cse0) (and .cse5 .cse11 .cse1 .cse13) (and .cse5 .cse7 .cse10 .cse2) (and (<= (+ ~a29~0 145) 0) .cse0 .cse11) (and .cse5 .cse6 .cse8 .cse9 .cse1) (and (<= 0 (+ 97 ~a0~0)) .cse0 .cse11) (and .cse0 .cse9 .cse3) (and .cse5 .cse6 .cse16 .cse17 .cse12) (and .cse4 .cse5 .cse6 .cse11 .cse13) (and .cse8 (or (and .cse5 .cse2 .cse3) (and .cse5 .cse6 .cse2)) .cse13) (and .cse2 (<= (+ ~a4~0 86) 0) .cse1 (<= (+ ~a29~0 144) 0)) (and .cse0 .cse2 (<= 0 (+ 44 ~a0~0)) (= (+ ~a29~0 127) 0)) (and .cse0 .cse10 .cse11) (and .cse0 .cse12) (and .cse5 .cse14 .cse6 .cse16))) [2023-11-06 23:14:14,936 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,936 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,936 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,936 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,936 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,937 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,937 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-11-06 23:14:14,937 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,937 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,937 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,937 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,938 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,938 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,938 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,938 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-11-06 23:14:14,938 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,938 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,938 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,939 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,939 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,939 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2023-11-06 23:14:14,939 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,939 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,939 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,940 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,940 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,940 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,940 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,940 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 23:14:14,940 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,940 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2023-11-06 23:14:14,941 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2023-11-06 23:14:14,941 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,941 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,941 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2023-11-06 23:14:14,941 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,941 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,942 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,942 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,942 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,942 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2023-11-06 23:14:14,942 INFO L895 garLoopResultBuilder]: At program point calculate_output_returnLabel#1(lines 33 1666) the Hoare annotation is: (let ((.cse7 (<= 44 ~a29~0)) (.cse1 (<= (+ ~a0~0 3672) 0)) (.cse9 (= ~a2~0 4)) (.cse17 (<= 0 (+ 146 ~a0~0))) (.cse4 (<= (+ 104 ~a0~0) 0)) (.cse8 (<= 0 (+ 599998 ~a0~0))) (.cse3 (<= (+ ~a0~0 61) 0)) (.cse13 (<= ~a29~0 43)) (.cse2 (= ~a2~0 1)) (.cse10 (<= (+ ~a0~0 147) 0)) (.cse11 (= 3 ~a2~0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse12 (<= 5 ~a2~0)) (.cse5 (<= (+ 42 ~a4~0) 0)) (.cse14 (= 2 ~a2~0)) (.cse6 (<= 0 (+ ~a4~0 85))) (.cse16 (<= (+ 98 ~a0~0) 0))) (or (and .cse0 .cse1) (and .cse0 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse5 .cse6 .cse7 .cse10 .cse11) (and .cse5 .cse8 .cse10 .cse12) (and .cse4 (<= 2 ~a29~0) .cse0 .cse11) (and .cse0 .cse9 .cse13) (and .cse14 .cse7 .cse10) (and (let ((.cse15 (<= 0 (+ 140 ~a0~0)))) (or (and .cse15 .cse5 (<= 0 (+ ~a4~0 73)) .cse11) (and .cse15 .cse5 .cse6 .cse7 .cse11))) .cse16) (and .cse7 .cse0 .cse11) (and .cse5 .cse6 .cse16 .cse17 .cse2) (and .cse14 .cse0) (and .cse5 .cse11 .cse1 .cse13) (and .cse5 .cse7 .cse10 .cse2) (and (<= (+ ~a29~0 145) 0) .cse0 .cse11) (and .cse5 .cse6 .cse8 .cse9 .cse1) (and (<= 0 (+ 97 ~a0~0)) .cse0 .cse11) (and .cse0 .cse9 .cse3) (and .cse2 (<= (+ ~a4~0 86) 0) (<= (+ ~a29~0 144) 0)) (and .cse5 .cse6 .cse16 .cse17 .cse12) (and .cse4 .cse5 .cse6 .cse11 .cse13) (and .cse8 (or (and .cse5 .cse2 .cse3) (and .cse5 .cse6 .cse2)) .cse13) (and .cse0 .cse2 (<= 0 (+ 44 ~a0~0)) (= (+ ~a29~0 127) 0)) (and .cse0 .cse10 .cse11) (and .cse0 .cse12) (and .cse5 .cse14 .cse6 .cse16))) [2023-11-06 23:14:14,943 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,943 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,943 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,943 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,943 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,943 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2023-11-06 23:14:14,944 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,944 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,944 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,944 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,944 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2023-11-06 23:14:14,944 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-11-06 23:14:14,945 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,945 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,945 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,945 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,945 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,945 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2023-11-06 23:14:14,945 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2023-11-06 23:14:14,946 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,946 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2023-11-06 23:14:14,946 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-11-06 23:14:14,946 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,946 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,946 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,946 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,947 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,947 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2023-11-06 23:14:14,947 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2023-11-06 23:14:14,947 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2023-11-06 23:14:14,947 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2023-11-06 23:14:14,947 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,948 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,948 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,948 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-11-06 23:14:14,948 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-11-06 23:14:14,948 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,948 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,949 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,949 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,949 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,949 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,949 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2023-11-06 23:14:14,949 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2023-11-06 23:14:14,949 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2023-11-06 23:14:14,950 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,950 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-11-06 23:14:14,950 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,950 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,950 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,950 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,951 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,951 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,951 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,951 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,951 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2023-11-06 23:14:14,951 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-11-06 23:14:14,951 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2023-11-06 23:14:14,952 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2023-11-06 23:14:14,952 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,952 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,952 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,952 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,952 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2023-11-06 23:14:14,953 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-11-06 23:14:14,953 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,953 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,953 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,953 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,953 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,954 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,954 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,954 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2023-11-06 23:14:14,954 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,954 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2023-11-06 23:14:14,954 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2023-11-06 23:14:14,954 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,955 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2023-11-06 23:14:14,955 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2023-11-06 23:14:14,955 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-11-06 23:14:14,955 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-11-06 23:14:14,955 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,956 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,956 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,956 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,956 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,956 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-11-06 23:14:14,956 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-11-06 23:14:14,956 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,957 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2023-11-06 23:14:14,957 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2023-11-06 23:14:14,957 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,957 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,957 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 23:14:14,957 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,958 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,958 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,958 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,958 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse7 (<= 44 ~a29~0)) (.cse1 (<= (+ ~a0~0 3672) 0)) (.cse9 (= ~a2~0 4)) (.cse17 (<= 0 (+ 146 ~a0~0))) (.cse4 (<= (+ 104 ~a0~0) 0)) (.cse8 (<= 0 (+ 599998 ~a0~0))) (.cse3 (<= (+ ~a0~0 61) 0)) (.cse13 (<= ~a29~0 43)) (.cse2 (= ~a2~0 1)) (.cse10 (<= (+ ~a0~0 147) 0)) (.cse11 (= 3 ~a2~0)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse12 (<= 5 ~a2~0)) (.cse5 (<= (+ 42 ~a4~0) 0)) (.cse14 (= 2 ~a2~0)) (.cse6 (<= 0 (+ ~a4~0 85))) (.cse16 (<= (+ 98 ~a0~0) 0))) (or (and .cse0 .cse1) (and .cse0 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse5 .cse6 .cse7 .cse10 .cse11) (and .cse5 .cse8 .cse10 .cse12) (and .cse4 (<= 2 ~a29~0) .cse0 .cse11) (and .cse0 .cse9 .cse13) (and .cse14 .cse7 .cse10) (and (let ((.cse15 (<= 0 (+ 140 ~a0~0)))) (or (and .cse15 .cse5 (<= 0 (+ ~a4~0 73)) .cse11) (and .cse15 .cse5 .cse6 .cse7 .cse11))) .cse16) (and .cse7 .cse0 .cse11) (and .cse5 .cse6 .cse16 .cse17 .cse2) (and .cse14 .cse0) (and .cse5 .cse11 .cse1 .cse13) (and .cse5 .cse7 .cse10 .cse2) (and (<= (+ ~a29~0 145) 0) .cse0 .cse11) (and .cse5 .cse6 .cse8 .cse9 .cse1) (and (<= 0 (+ 97 ~a0~0)) .cse0 .cse11) (and .cse0 .cse9 .cse3) (and .cse2 (<= (+ ~a4~0 86) 0) (<= (+ ~a29~0 144) 0)) (and .cse5 .cse6 .cse16 .cse17 .cse12) (and .cse4 .cse5 .cse6 .cse11 .cse13) (and .cse8 (or (and .cse5 .cse2 .cse3) (and .cse5 .cse6 .cse2)) .cse13) (and .cse0 .cse2 (<= 0 (+ 44 ~a0~0)) (= (+ ~a29~0 127) 0)) (and .cse0 .cse10 .cse11) (and .cse0 .cse12) (and .cse5 .cse14 .cse6 .cse16))) [2023-11-06 23:14:14,959 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,959 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-11-06 23:14:14,959 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-11-06 23:14:14,959 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,959 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,959 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,959 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,960 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,960 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,960 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-11-06 23:14:14,960 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-11-06 23:14:14,960 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,960 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,961 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2023-11-06 23:14:14,961 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,961 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,961 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,961 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,961 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,962 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,962 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-11-06 23:14:14,962 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2023-11-06 23:14:14,962 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,962 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,962 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,962 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,963 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,963 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,963 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-11-06 23:14:14,963 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,963 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2023-11-06 23:14:14,963 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,964 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,964 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,964 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,964 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,964 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,964 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,964 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-11-06 23:14:14,965 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2023-11-06 23:14:14,965 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,965 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,965 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,965 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,965 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,966 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,966 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,966 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2023-11-06 23:14:14,966 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2023-11-06 23:14:14,966 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,966 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,966 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,967 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,967 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,967 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,967 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,967 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2023-11-06 23:14:14,967 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2023-11-06 23:14:14,968 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,968 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-11-06 23:14:14,968 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2023-11-06 23:14:14,968 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,968 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,968 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,969 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,969 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,969 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,969 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-11-06 23:14:14,969 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2023-11-06 23:14:14,969 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,969 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,970 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,970 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,970 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,970 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,970 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,970 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,970 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2023-11-06 23:14:14,971 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2023-11-06 23:14:14,971 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,971 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2023-11-06 23:14:14,971 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2023-11-06 23:14:14,971 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,971 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,972 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,972 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,972 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,972 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,972 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2023-11-06 23:14:14,972 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,973 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,973 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,973 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,973 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2023-11-06 23:14:14,973 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2023-11-06 23:14:14,973 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2023-11-06 23:14:14,973 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,974 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2023-11-06 23:14:14,974 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2023-11-06 23:14:14,974 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,974 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,974 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,974 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,975 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,975 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,975 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,975 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-11-06 23:14:14,975 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,975 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,976 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,976 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,976 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-11-06 23:14:14,976 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 23:14:14,976 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,976 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,976 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2023-11-06 23:14:14,977 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,977 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,977 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,977 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,977 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,977 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,978 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,978 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2023-11-06 23:14:14,978 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2023-11-06 23:14:14,978 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,978 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-11-06 23:14:14,978 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,978 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 23:14:14,979 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,979 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-11-06 23:14:14,979 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2023-11-06 23:14:14,982 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:14:14,985 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:14:15,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:14:15 BoogieIcfgContainer [2023-11-06 23:14:15,035 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:14:15,035 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:14:15,035 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:14:15,036 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:14:15,036 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:12:06" (3/4) ... [2023-11-06 23:14:15,039 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 23:14:15,077 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-06 23:14:15,081 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-06 23:14:15,084 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 23:14:15,088 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 23:14:15,345 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 23:14:15,346 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 23:14:15,346 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:14:15,346 INFO L158 Benchmark]: Toolchain (without parser) took 136610.92ms. Allocated memory was 142.6MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 99.3MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 404.6MB. Max. memory is 16.1GB. [2023-11-06 23:14:15,347 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:14:15,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1690.80ms. Allocated memory was 142.6MB in the beginning and 188.7MB in the end (delta: 46.1MB). Free memory was 98.9MB in the beginning and 123.0MB in the end (delta: -24.2MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2023-11-06 23:14:15,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 304.74ms. Allocated memory is still 188.7MB. Free memory was 123.0MB in the beginning and 86.5MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-06 23:14:15,348 INFO L158 Benchmark]: Boogie Preprocessor took 397.90ms. Allocated memory is still 188.7MB. Free memory was 86.5MB in the beginning and 115.2MB in the end (delta: -28.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-06 23:14:15,348 INFO L158 Benchmark]: RCFGBuilder took 4898.21ms. Allocated memory was 188.7MB in the beginning and 306.2MB in the end (delta: 117.4MB). Free memory was 115.2MB in the beginning and 228.1MB in the end (delta: -112.9MB). Peak memory consumption was 112.8MB. Max. memory is 16.1GB. [2023-11-06 23:14:15,348 INFO L158 Benchmark]: TraceAbstraction took 128993.23ms. Allocated memory was 306.2MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 227.1MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2023-11-06 23:14:15,349 INFO L158 Benchmark]: Witness Printer took 310.70ms. Allocated memory is still 2.0GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-06 23:14:15,350 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1690.80ms. Allocated memory was 142.6MB in the beginning and 188.7MB in the end (delta: 46.1MB). Free memory was 98.9MB in the beginning and 123.0MB in the end (delta: -24.2MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 304.74ms. Allocated memory is still 188.7MB. Free memory was 123.0MB in the beginning and 86.5MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 397.90ms. Allocated memory is still 188.7MB. Free memory was 86.5MB in the beginning and 115.2MB in the end (delta: -28.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * RCFGBuilder took 4898.21ms. Allocated memory was 188.7MB in the beginning and 306.2MB in the end (delta: 117.4MB). Free memory was 115.2MB in the beginning and 228.1MB in the end (delta: -112.9MB). Peak memory consumption was 112.8MB. Max. memory is 16.1GB. * TraceAbstraction took 128993.23ms. Allocated memory was 306.2MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 227.1MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Witness Printer took 310.70ms. Allocated memory is still 2.0GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 113]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 128.8s, OverallIterations: 27, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 69.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11401 SdHoareTripleChecker+Valid, 63.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11401 mSDsluCounter, 10419 SdHoareTripleChecker+Invalid, 55.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1040 mSDsCounter, 4422 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28951 IncrementalHoareTripleChecker+Invalid, 33373 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4422 mSolverCounterUnsat, 9379 mSDtfsCounter, 28951 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3524 GetRequests, 3469 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27323occurred in iteration=21, InterpolantAutomatonStates: 95, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 7.0s AutomataMinimizationTime, 27 MinimizatonAttempts, 44139 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 280 NumberOfFragments, 1467 HoareAnnotationTreeSize, 4 FomulaSimplifications, 92888 FormulaSimplificationTreeSizeReduction, 16.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 28553 FormulaSimplificationTreeSizeReductionInter, 10.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 17.6s InterpolantComputationTime, 17116 NumberOfCodeBlocks, 17116 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 17739 ConstructedInterpolants, 0 QuantifiedInterpolants, 39923 SizeOfPredicates, 5 NumberOfNonLiveVariables, 3437 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 33 InterpolantComputations, 26 PerfectInterpolantSequences, 20314/20683 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((89 + a4) <= 0) && ((a0 + 3672) <= 0)) || ((((89 + a4) <= 0) && (a2 == 1)) && ((a0 + 61) <= 0))) || (((((((104 + a0) <= 0) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (44 <= a29)) && (0 <= (599998 + a0))) && (a2 == 4))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (44 <= a29)) && ((a0 + 147) <= 0)) && (3 == a2))) || (((((42 + a4) <= 0) && (0 <= (599998 + a0))) && ((a0 + 147) <= 0)) && (5 <= a2))) || (((((104 + a0) <= 0) && (2 <= a29)) && ((89 + a4) <= 0)) && (3 == a2))) || ((((89 + a4) <= 0) && (a2 == 4)) && (a29 <= 43))) || (((2 == a2) && (44 <= a29)) && ((a0 + 147) <= 0))) || ((((((0 <= (140 + a0)) && ((42 + a4) <= 0)) && (0 <= (a4 + 73))) && (3 == a2)) || (((((0 <= (140 + a0)) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (44 <= a29)) && (3 == a2))) && ((98 + a0) <= 0))) || (((44 <= a29) && ((89 + a4) <= 0)) && (3 == a2))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (146 + a0))) && (a2 == 1))) || ((2 == a2) && ((89 + a4) <= 0))) || (((((42 + a4) <= 0) && (3 == a2)) && ((a0 + 3672) <= 0)) && (a29 <= 43))) || (((((42 + a4) <= 0) && (44 <= a29)) && ((a0 + 147) <= 0)) && (a2 == 1))) || ((((a29 + 145) <= 0) && ((89 + a4) <= 0)) && (3 == a2))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (0 <= (599998 + a0))) && (a2 == 4)) && ((a0 + 3672) <= 0))) || (((0 <= (97 + a0)) && ((89 + a4) <= 0)) && (3 == a2))) || ((((89 + a4) <= 0) && (a2 == 4)) && ((a0 + 61) <= 0))) || (((a2 == 1) && ((a4 + 86) <= 0)) && ((a29 + 144) <= 0))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (146 + a0))) && (5 <= a2))) || ((((((104 + a0) <= 0) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (3 == a2)) && (a29 <= 43))) || (((0 <= (599998 + a0)) && (((((42 + a4) <= 0) && (a2 == 1)) && ((a0 + 61) <= 0)) || ((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (a2 == 1)))) && (a29 <= 43))) || (((((89 + a4) <= 0) && (a2 == 1)) && (0 <= (44 + a0))) && ((a29 + 127) == 0))) || ((((89 + a4) <= 0) && ((a0 + 147) <= 0)) && (3 == a2))) || (((89 + a4) <= 0) && (5 <= a2))) || (((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && ((98 + a0) <= 0))) - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((89 + a4) <= 0) && ((a0 + 3672) <= 0)) || ((((89 + a4) <= 0) && (a2 == 1)) && ((a0 + 61) <= 0))) || (((((((104 + a0) <= 0) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (44 <= a29)) && (0 <= (599998 + a0))) && (a2 == 4))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (44 <= a29)) && ((a0 + 147) <= 0)) && (3 == a2))) || (((((42 + a4) <= 0) && (0 <= (599998 + a0))) && ((a0 + 147) <= 0)) && (5 <= a2))) || (((((104 + a0) <= 0) && (2 <= a29)) && ((89 + a4) <= 0)) && (3 == a2))) || ((((89 + a4) <= 0) && (a2 == 4)) && (a29 <= 43))) || (((2 == a2) && (44 <= a29)) && ((a0 + 147) <= 0))) || ((((((0 <= (140 + a0)) && ((42 + a4) <= 0)) && (0 <= (a4 + 73))) && (3 == a2)) || (((((0 <= (140 + a0)) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (44 <= a29)) && (3 == a2))) && ((98 + a0) <= 0))) || (((44 <= a29) && ((89 + a4) <= 0)) && (3 == a2))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (146 + a0))) && (a2 == 1))) || ((2 == a2) && ((89 + a4) <= 0))) || (((((42 + a4) <= 0) && (3 == a2)) && ((a0 + 3672) <= 0)) && (a29 <= 43))) || (((((42 + a4) <= 0) && (44 <= a29)) && ((a0 + 147) <= 0)) && (a2 == 1))) || ((((a29 + 145) <= 0) && ((89 + a4) <= 0)) && (3 == a2))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (0 <= (599998 + a0))) && (a2 == 4)) && ((a0 + 3672) <= 0))) || (((0 <= (97 + a0)) && ((89 + a4) <= 0)) && (3 == a2))) || ((((89 + a4) <= 0) && (a2 == 4)) && ((a0 + 61) <= 0))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (146 + a0))) && (5 <= a2))) || ((((((104 + a0) <= 0) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (3 == a2)) && (a29 <= 43))) || (((0 <= (599998 + a0)) && (((((42 + a4) <= 0) && (a2 == 1)) && ((a0 + 61) <= 0)) || ((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (a2 == 1)))) && (a29 <= 43))) || ((((a2 == 1) && ((a4 + 86) <= 0)) && ((a0 + 3672) <= 0)) && ((a29 + 144) <= 0))) || (((((89 + a4) <= 0) && (a2 == 1)) && (0 <= (44 + a0))) && ((a29 + 127) == 0))) || ((((89 + a4) <= 0) && ((a0 + 147) <= 0)) && (3 == a2))) || (((89 + a4) <= 0) && (5 <= a2))) || (((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && ((98 + a0) <= 0))) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((89 + a4) <= 0) && ((a0 + 3672) <= 0)) || ((((89 + a4) <= 0) && (a2 == 1)) && ((a0 + 61) <= 0))) || (((((((104 + a0) <= 0) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (44 <= a29)) && (0 <= (599998 + a0))) && (a2 == 4))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (44 <= a29)) && ((a0 + 147) <= 0)) && (3 == a2))) || (((((42 + a4) <= 0) && (0 <= (599998 + a0))) && ((a0 + 147) <= 0)) && (5 <= a2))) || (((((104 + a0) <= 0) && (2 <= a29)) && ((89 + a4) <= 0)) && (3 == a2))) || ((((89 + a4) <= 0) && (a2 == 4)) && (a29 <= 43))) || (((2 == a2) && (44 <= a29)) && ((a0 + 147) <= 0))) || ((((((0 <= (140 + a0)) && ((42 + a4) <= 0)) && (0 <= (a4 + 73))) && (3 == a2)) || (((((0 <= (140 + a0)) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (44 <= a29)) && (3 == a2))) && ((98 + a0) <= 0))) || (((44 <= a29) && ((89 + a4) <= 0)) && (3 == a2))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (146 + a0))) && (a2 == 1))) || ((2 == a2) && ((89 + a4) <= 0))) || (((((42 + a4) <= 0) && (3 == a2)) && ((a0 + 3672) <= 0)) && (a29 <= 43))) || (((((42 + a4) <= 0) && (44 <= a29)) && ((a0 + 147) <= 0)) && (a2 == 1))) || ((((a29 + 145) <= 0) && ((89 + a4) <= 0)) && (3 == a2))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (0 <= (599998 + a0))) && (a2 == 4)) && ((a0 + 3672) <= 0))) || (((0 <= (97 + a0)) && ((89 + a4) <= 0)) && (3 == a2))) || ((((89 + a4) <= 0) && (a2 == 4)) && ((a0 + 61) <= 0))) || (((a2 == 1) && ((a4 + 86) <= 0)) && ((a29 + 144) <= 0))) || ((((((42 + a4) <= 0) && (0 <= (a4 + 85))) && ((98 + a0) <= 0)) && (0 <= (146 + a0))) && (5 <= a2))) || ((((((104 + a0) <= 0) && ((42 + a4) <= 0)) && (0 <= (a4 + 85))) && (3 == a2)) && (a29 <= 43))) || (((0 <= (599998 + a0)) && (((((42 + a4) <= 0) && (a2 == 1)) && ((a0 + 61) <= 0)) || ((((42 + a4) <= 0) && (0 <= (a4 + 85))) && (a2 == 1)))) && (a29 <= 43))) || (((((89 + a4) <= 0) && (a2 == 1)) && (0 <= (44 + a0))) && ((a29 + 127) == 0))) || ((((89 + a4) <= 0) && ((a0 + 147) <= 0)) && (3 == a2))) || (((89 + a4) <= 0) && (5 <= a2))) || (((((42 + a4) <= 0) && (2 == a2)) && (0 <= (a4 + 85))) && ((98 + a0) <= 0))) RESULT: Ultimate proved your program to be correct! [2023-11-06 23:14:15,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94db9d6-7765-428f-ac15-935889283d9c/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE