./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/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_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label52.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/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_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/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 0f8565bc5543801b18fd72f9af86ccf360a9fe950b021c6b04fc8ab7186c8456 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:09:41,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:09:42,010 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:09:42,016 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:09:42,016 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:09:42,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:09:42,040 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:09:42,041 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:09:42,042 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:09:42,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:09:42,043 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:09:42,044 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:09:42,045 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:09:42,045 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:09:42,046 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:09:42,047 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:09:42,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:09:42,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:09:42,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:09:42,048 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:09:42,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:09:42,050 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:09:42,050 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:09:42,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:09:42,051 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:09:42,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:09:42,052 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:09:42,052 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:09:42,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:09:42,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:09:42,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:09:42,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:09:42,054 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:09:42,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:09:42,055 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:09:42,056 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:09:42,056 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:09:42,057 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:09:42,057 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:09:42,058 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_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f8565bc5543801b18fd72f9af86ccf360a9fe950b021c6b04fc8ab7186c8456 [2023-11-06 22:09:42,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:09:42,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:09:42,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:09:42,372 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:09:42,373 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:09:42,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2023-11-06 22:09:45,498 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:09:45,948 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:09:45,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/sv-benchmarks/c/eca-rers2012/Problem15_label52.c [2023-11-06 22:09:45,978 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/data/2a95440a0/ad3244c826304ad4bc750ba02118e966/FLAG59dd05fa1 [2023-11-06 22:09:46,001 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/data/2a95440a0/ad3244c826304ad4bc750ba02118e966 [2023-11-06 22:09:46,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:09:46,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:09:46,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:09:46,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:09:46,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:09:46,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:09:46" (1/1) ... [2023-11-06 22:09:46,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aef4a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:46, skipping insertion in model container [2023-11-06 22:09:46,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:09:46" (1/1) ... [2023-11-06 22:09:46,128 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:09:46,385 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_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/sv-benchmarks/c/eca-rers2012/Problem15_label52.c[4872,4885] [2023-11-06 22:09:46,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:09:46,937 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:09:46,973 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_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/sv-benchmarks/c/eca-rers2012/Problem15_label52.c[4872,4885] [2023-11-06 22:09:47,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:09:47,305 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:09:47,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47 WrapperNode [2023-11-06 22:09:47,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:09:47,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:09:47,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:09:47,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:09:47,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,367 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,574 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1759 [2023-11-06 22:09:47,575 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:09:47,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:09:47,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:09:47,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:09:47,586 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,779 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:09:47,823 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:09:47,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:09:47,823 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:09:47,824 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (1/1) ... [2023-11-06 22:09:47,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:09:47,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:09:47,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:09:48,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:09:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:09:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:09:48,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:09:48,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:09:48,108 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:09:48,110 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:09:51,687 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:09:51,700 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:09:51,700 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:09:51,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:09:51 BoogieIcfgContainer [2023-11-06 22:09:51,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:09:51,707 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:09:51,707 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:09:51,710 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:09:51,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:09:46" (1/3) ... [2023-11-06 22:09:51,712 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19f2ff1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:09:51, skipping insertion in model container [2023-11-06 22:09:51,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:09:47" (2/3) ... [2023-11-06 22:09:51,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19f2ff1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:09:51, skipping insertion in model container [2023-11-06 22:09:51,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:09:51" (3/3) ... [2023-11-06 22:09:51,715 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label52.c [2023-11-06 22:09:51,737 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:09:51,738 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:09:51,838 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:09:51,850 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;@4214d726, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:09:51,851 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:09:51,861 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 22:09:51,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-06 22:09:51,872 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:09:51,873 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, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:09:51,874 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:09:51,883 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:09:51,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1453294289, now seen corresponding path program 1 times [2023-11-06 22:09:51,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:09:51,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591675048] [2023-11-06 22:09:51,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:09:51,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:09:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:09:52,336 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 22:09:52,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:09:52,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591675048] [2023-11-06 22:09:52,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591675048] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:09:52,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:09:52,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:09:52,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567760116] [2023-11-06 22:09:52,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:09:52,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:09:52,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:09:52,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:09:52,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:09:52,406 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 13.0) internal successors, (39), 2 states have internal predecessors, (39), 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 22:09:55,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:09:55,159 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2023-11-06 22:09:55,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:09:55,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 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 39 [2023-11-06 22:09:55,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:09:55,181 INFO L225 Difference]: With dead ends: 1154 [2023-11-06 22:09:55,181 INFO L226 Difference]: Without dead ends: 665 [2023-11-06 22:09:55,187 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 22:09:55,191 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 282 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:09:55,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 383 Invalid, 1230 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [254 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-06 22:09:55,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2023-11-06 22:09:55,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2023-11-06 22:09:55,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 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 22:09:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2023-11-06 22:09:55,322 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 39 [2023-11-06 22:09:55,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:09:55,324 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2023-11-06 22:09:55,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 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 22:09:55,324 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2023-11-06 22:09:55,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-06 22:09:55,331 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:09:55,332 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, 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] [2023-11-06 22:09:55,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:09:55,333 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:09:55,333 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:09:55,334 INFO L85 PathProgramCache]: Analyzing trace with hash -2072578409, now seen corresponding path program 1 times [2023-11-06 22:09:55,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:09:55,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77956681] [2023-11-06 22:09:55,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:09:55,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:09:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:09:55,948 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:09:55,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:09:55,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77956681] [2023-11-06 22:09:55,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77956681] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:09:55,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:09:55,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:09:55,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261035541] [2023-11-06 22:09:55,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:09:55,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:09:55,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:09:55,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:09:55,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:09:55,955 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 states have internal predecessors, (104), 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 22:09:57,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:09:57,970 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2023-11-06 22:09:57,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:09:57,972 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 states have internal predecessors, (104), 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 104 [2023-11-06 22:09:57,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:09:57,978 INFO L225 Difference]: With dead ends: 1624 [2023-11-06 22:09:57,978 INFO L226 Difference]: Without dead ends: 963 [2023-11-06 22:09:57,982 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 22:09:57,983 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:09:57,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 337 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-06 22:09:57,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2023-11-06 22:09:58,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2023-11-06 22:09:58,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 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 22:09:58,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2023-11-06 22:09:58,019 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 104 [2023-11-06 22:09:58,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:09:58,020 INFO L495 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2023-11-06 22:09:58,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 states have internal predecessors, (104), 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 22:09:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2023-11-06 22:09:58,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-06 22:09:58,023 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:09:58,023 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, 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] [2023-11-06 22:09:58,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:09:58,024 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:09:58,024 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:09:58,024 INFO L85 PathProgramCache]: Analyzing trace with hash 310857094, now seen corresponding path program 1 times [2023-11-06 22:09:58,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:09:58,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318339915] [2023-11-06 22:09:58,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:09:58,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:09:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:09:58,369 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:09:58,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:09:58,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318339915] [2023-11-06 22:09:58,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318339915] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:09:58,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:09:58,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:09:58,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168500987] [2023-11-06 22:09:58,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:09:58,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:09:58,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:09:58,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:09:58,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:09:58,375 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 5 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 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 22:10:01,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:01,114 INFO L93 Difference]: Finished difference Result 2240 states and 3197 transitions. [2023-11-06 22:10:01,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:10:01,116 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 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 109 [2023-11-06 22:10:01,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:01,127 INFO L225 Difference]: With dead ends: 2240 [2023-11-06 22:10:01,127 INFO L226 Difference]: Without dead ends: 1578 [2023-11-06 22:10:01,133 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:10:01,137 INFO L413 NwaCegarLoop]: 268 mSDtfsCounter, 358 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 481 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 481 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:01,138 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 363 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [481 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-06 22:10:01,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1578 states. [2023-11-06 22:10:01,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1578 to 1266. [2023-11-06 22:10:01,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3043478260869565) internal successors, (1650), 1265 states have internal predecessors, (1650), 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 22:10:01,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2023-11-06 22:10:01,233 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 109 [2023-11-06 22:10:01,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:01,236 INFO L495 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2023-11-06 22:10:01,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 4 states have internal predecessors, (109), 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 22:10:01,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2023-11-06 22:10:01,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-06 22:10:01,246 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:01,247 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, 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, 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 22:10:01,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:10:01,248 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:01,254 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:01,258 INFO L85 PathProgramCache]: Analyzing trace with hash -793515486, now seen corresponding path program 1 times [2023-11-06 22:10:01,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:01,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904191182] [2023-11-06 22:10:01,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:01,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:01,620 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:10:01,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:01,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904191182] [2023-11-06 22:10:01,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904191182] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:01,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:10:01,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:10:01,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728309369] [2023-11-06 22:10:01,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:01,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:10:01,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:01,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:10:01,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:10:01,625 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand has 4 states, 4 states have (on average 51.25) internal successors, (205), 3 states have internal predecessors, (205), 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 22:10:05,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:05,832 INFO L93 Difference]: Finished difference Result 4670 states and 6170 transitions. [2023-11-06 22:10:05,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:10:05,833 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 51.25) internal successors, (205), 3 states have internal predecessors, (205), 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 205 [2023-11-06 22:10:05,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:05,853 INFO L225 Difference]: With dead ends: 4670 [2023-11-06 22:10:05,853 INFO L226 Difference]: Without dead ends: 3406 [2023-11-06 22:10:05,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 22:10:05,857 INFO L413 NwaCegarLoop]: 292 mSDtfsCounter, 489 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 2238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:05,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [489 Valid, 348 Invalid, 2238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-11-06 22:10:05,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3406 states. [2023-11-06 22:10:05,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3406 to 3381. [2023-11-06 22:10:05,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2366863905325445) internal successors, (4180), 3380 states have internal predecessors, (4180), 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 22:10:05,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4180 transitions. [2023-11-06 22:10:05,950 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4180 transitions. Word has length 205 [2023-11-06 22:10:05,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:05,951 INFO L495 AbstractCegarLoop]: Abstraction has 3381 states and 4180 transitions. [2023-11-06 22:10:05,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 51.25) internal successors, (205), 3 states have internal predecessors, (205), 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 22:10:05,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4180 transitions. [2023-11-06 22:10:05,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-06 22:10:05,954 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:05,955 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:10:05,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:10:05,955 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:05,956 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:05,956 INFO L85 PathProgramCache]: Analyzing trace with hash -792100692, now seen corresponding path program 1 times [2023-11-06 22:10:05,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:05,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059446274] [2023-11-06 22:10:05,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:05,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:06,191 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-06 22:10:06,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:06,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059446274] [2023-11-06 22:10:06,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059446274] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:06,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:10:06,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:10:06,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744825965] [2023-11-06 22:10:06,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:06,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:06,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:06,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:06,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:10:06,194 INFO L87 Difference]: Start difference. First operand 3381 states and 4180 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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 22:10:08,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:08,224 INFO L93 Difference]: Finished difference Result 8563 states and 10754 transitions. [2023-11-06 22:10:08,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:08,225 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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 209 [2023-11-06 22:10:08,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:08,256 INFO L225 Difference]: With dead ends: 8563 [2023-11-06 22:10:08,256 INFO L226 Difference]: Without dead ends: 5483 [2023-11-06 22:10:08,261 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 22:10:08,262 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 1.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:08,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-06 22:10:08,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2023-11-06 22:10:08,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2023-11-06 22:10:08,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.16870549570933) internal successors, (6401), 5477 states have internal predecessors, (6401), 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 22:10:08,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6401 transitions. [2023-11-06 22:10:08,430 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6401 transitions. Word has length 209 [2023-11-06 22:10:08,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:08,431 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6401 transitions. [2023-11-06 22:10:08,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 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 22:10:08,431 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6401 transitions. [2023-11-06 22:10:08,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2023-11-06 22:10:08,438 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:08,438 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:10:08,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:10:08,439 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:08,439 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:08,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1757201092, now seen corresponding path program 1 times [2023-11-06 22:10:08,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:08,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890132514] [2023-11-06 22:10:08,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:08,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:09,326 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-06 22:10:09,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:09,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890132514] [2023-11-06 22:10:09,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890132514] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:09,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:10:09,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:10:09,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468659635] [2023-11-06 22:10:09,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:09,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:09,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:09,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:09,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:10:09,330 INFO L87 Difference]: Start difference. First operand 5478 states and 6401 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 22:10:11,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:11,324 INFO L93 Difference]: Finished difference Result 10655 states and 12489 transitions. [2023-11-06 22:10:11,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:11,326 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 311 [2023-11-06 22:10:11,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:11,356 INFO L225 Difference]: With dead ends: 10655 [2023-11-06 22:10:11,356 INFO L226 Difference]: Without dead ends: 5478 [2023-11-06 22:10:11,363 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 22:10:11,367 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 1.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:11,372 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-06 22:10:11,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2023-11-06 22:10:11,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2023-11-06 22:10:11,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1676100054774512) internal successors, (6395), 5477 states have internal predecessors, (6395), 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 22:10:11,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6395 transitions. [2023-11-06 22:10:11,514 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6395 transitions. Word has length 311 [2023-11-06 22:10:11,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:11,515 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6395 transitions. [2023-11-06 22:10:11,515 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 22:10:11,515 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6395 transitions. [2023-11-06 22:10:11,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2023-11-06 22:10:11,523 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:11,525 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:10:11,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:10:11,525 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:11,526 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:11,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1941377461, now seen corresponding path program 1 times [2023-11-06 22:10:11,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:11,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137453955] [2023-11-06 22:10:11,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:11,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:11,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:11,870 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-06 22:10:11,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:11,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137453955] [2023-11-06 22:10:11,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137453955] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:11,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:10:11,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:10:11,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744290755] [2023-11-06 22:10:11,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:11,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:11,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:11,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:11,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:10:11,873 INFO L87 Difference]: Start difference. First operand 5478 states and 6395 transitions. Second operand has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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 22:10:14,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:14,598 INFO L93 Difference]: Finished difference Result 11851 states and 14151 transitions. [2023-11-06 22:10:14,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:14,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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 326 [2023-11-06 22:10:14,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:14,634 INFO L225 Difference]: With dead ends: 11851 [2023-11-06 22:10:14,634 INFO L226 Difference]: Without dead ends: 6674 [2023-11-06 22:10:14,641 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 22:10:14,642 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 276 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 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, 2.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:14,642 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [276 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-06 22:10:14,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2023-11-06 22:10:14,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 4876. [2023-11-06 22:10:14,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4876 states, 4875 states have (on average 1.1805128205128206) internal successors, (5755), 4875 states have internal predecessors, (5755), 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 22:10:14,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4876 states to 4876 states and 5755 transitions. [2023-11-06 22:10:14,798 INFO L78 Accepts]: Start accepts. Automaton has 4876 states and 5755 transitions. Word has length 326 [2023-11-06 22:10:14,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:14,799 INFO L495 AbstractCegarLoop]: Abstraction has 4876 states and 5755 transitions. [2023-11-06 22:10:14,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 79.0) internal successors, (237), 3 states have internal predecessors, (237), 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 22:10:14,800 INFO L276 IsEmpty]: Start isEmpty. Operand 4876 states and 5755 transitions. [2023-11-06 22:10:14,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2023-11-06 22:10:14,807 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:14,808 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:10:14,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:10:14,808 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:14,809 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:14,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1988464242, now seen corresponding path program 1 times [2023-11-06 22:10:14,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:14,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135585757] [2023-11-06 22:10:14,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:14,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:16,507 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 73 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:10:16,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:16,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135585757] [2023-11-06 22:10:16,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135585757] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:10:16,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249315511] [2023-11-06 22:10:16,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:16,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:10:16,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:10:16,516 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:10:16,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:10:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:16,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:10:16,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:10:16,968 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:10:16,968 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:10:16,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249315511] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:16,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:10:16,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2023-11-06 22:10:16,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59659472] [2023-11-06 22:10:16,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:16,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:16,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:16,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:16,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:10:16,972 INFO L87 Difference]: Start difference. First operand 4876 states and 5755 transitions. Second operand has 3 states, 3 states have (on average 128.33333333333334) internal successors, (385), 3 states have internal predecessors, (385), 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 22:10:19,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:19,076 INFO L93 Difference]: Finished difference Result 11855 states and 14250 transitions. [2023-11-06 22:10:19,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:19,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 128.33333333333334) internal successors, (385), 3 states have internal predecessors, (385), 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 385 [2023-11-06 22:10:19,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:19,111 INFO L225 Difference]: With dead ends: 11855 [2023-11-06 22:10:19,111 INFO L226 Difference]: Without dead ends: 7280 [2023-11-06 22:10:19,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 388 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:10:19,118 INFO L413 NwaCegarLoop]: 310 mSDtfsCounter, 249 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 877 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 1159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:19,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 345 Invalid, 1159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 877 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 22:10:19,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7280 states. [2023-11-06 22:10:19,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7280 to 6679. [2023-11-06 22:10:19,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6679 states, 6678 states have (on average 1.1647199760407307) internal successors, (7778), 6678 states have internal predecessors, (7778), 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 22:10:19,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6679 states to 6679 states and 7778 transitions. [2023-11-06 22:10:19,272 INFO L78 Accepts]: Start accepts. Automaton has 6679 states and 7778 transitions. Word has length 385 [2023-11-06 22:10:19,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:19,273 INFO L495 AbstractCegarLoop]: Abstraction has 6679 states and 7778 transitions. [2023-11-06 22:10:19,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 128.33333333333334) internal successors, (385), 3 states have internal predecessors, (385), 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 22:10:19,274 INFO L276 IsEmpty]: Start isEmpty. Operand 6679 states and 7778 transitions. [2023-11-06 22:10:19,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2023-11-06 22:10:19,282 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:19,283 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, 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, 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] [2023-11-06 22:10:19,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:10:19,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:10:19,499 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:19,499 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:19,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1876663847, now seen corresponding path program 1 times [2023-11-06 22:10:19,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:19,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485323521] [2023-11-06 22:10:19,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:19,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:19,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:20,325 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 275 proven. 39 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-06 22:10:20,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:20,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485323521] [2023-11-06 22:10:20,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485323521] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:10:20,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1135553702] [2023-11-06 22:10:20,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:20,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:10:20,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:10:20,328 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:10:20,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:10:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:20,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:10:20,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:10:21,474 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 275 proven. 39 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-06 22:10:21,475 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:10:22,354 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 275 proven. 39 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-06 22:10:22,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1135553702] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:10:22,354 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:10:22,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2023-11-06 22:10:22,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886771999] [2023-11-06 22:10:22,355 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:10:22,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:10:22,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:22,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:10:22,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:10:22,359 INFO L87 Difference]: Start difference. First operand 6679 states and 7778 transitions. Second operand has 9 states, 9 states have (on average 72.66666666666667) internal successors, (654), 8 states have internal predecessors, (654), 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 22:10:30,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:30,311 INFO L93 Difference]: Finished difference Result 19597 states and 22611 transitions. [2023-11-06 22:10:30,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 22:10:30,313 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 72.66666666666667) internal successors, (654), 8 states have internal predecessors, (654), 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 402 [2023-11-06 22:10:30,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:30,329 INFO L225 Difference]: With dead ends: 19597 [2023-11-06 22:10:30,329 INFO L226 Difference]: Without dead ends: 7876 [2023-11-06 22:10:30,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 813 GetRequests, 799 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:10:30,341 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 2890 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 5876 mSolverCounterSat, 685 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2890 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 6561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 685 IncrementalHoareTripleChecker+Valid, 5876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:30,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2890 Valid, 289 Invalid, 6561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [685 Valid, 5876 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2023-11-06 22:10:30,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7876 states. [2023-11-06 22:10:30,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7876 to 6976. [2023-11-06 22:10:30,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6976 states, 6975 states have (on average 1.1105376344086022) internal successors, (7746), 6975 states have internal predecessors, (7746), 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 22:10:30,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6976 states to 6976 states and 7746 transitions. [2023-11-06 22:10:30,470 INFO L78 Accepts]: Start accepts. Automaton has 6976 states and 7746 transitions. Word has length 402 [2023-11-06 22:10:30,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:30,471 INFO L495 AbstractCegarLoop]: Abstraction has 6976 states and 7746 transitions. [2023-11-06 22:10:30,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 72.66666666666667) internal successors, (654), 8 states have internal predecessors, (654), 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 22:10:30,472 INFO L276 IsEmpty]: Start isEmpty. Operand 6976 states and 7746 transitions. [2023-11-06 22:10:30,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2023-11-06 22:10:30,480 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:30,481 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:10:30,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:10:30,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:10:30,687 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:30,688 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:30,688 INFO L85 PathProgramCache]: Analyzing trace with hash 429176728, now seen corresponding path program 1 times [2023-11-06 22:10:30,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:30,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488169158] [2023-11-06 22:10:30,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:30,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:31,185 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-11-06 22:10:31,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:31,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488169158] [2023-11-06 22:10:31,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488169158] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:31,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:10:31,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:10:31,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950387835] [2023-11-06 22:10:31,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:31,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:31,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:31,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:31,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:10:31,189 INFO L87 Difference]: Start difference. First operand 6976 states and 7746 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 22:10:32,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:32,692 INFO L93 Difference]: Finished difference Result 15446 states and 17263 transitions. [2023-11-06 22:10:32,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:32,693 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 416 [2023-11-06 22:10:32,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:32,709 INFO L225 Difference]: With dead ends: 15446 [2023-11-06 22:10:32,709 INFO L226 Difference]: Without dead ends: 8472 [2023-11-06 22:10:32,718 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 22:10:32,718 INFO L413 NwaCegarLoop]: 515 mSDtfsCounter, 287 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 781 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:32,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 554 Invalid, 955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-06 22:10:32,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8472 states. [2023-11-06 22:10:32,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8472 to 8171. [2023-11-06 22:10:32,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8171 states, 8170 states have (on average 1.088984088127295) internal successors, (8897), 8170 states have internal predecessors, (8897), 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 22:10:32,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8171 states to 8171 states and 8897 transitions. [2023-11-06 22:10:32,859 INFO L78 Accepts]: Start accepts. Automaton has 8171 states and 8897 transitions. Word has length 416 [2023-11-06 22:10:32,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:32,860 INFO L495 AbstractCegarLoop]: Abstraction has 8171 states and 8897 transitions. [2023-11-06 22:10:32,860 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 22:10:32,860 INFO L276 IsEmpty]: Start isEmpty. Operand 8171 states and 8897 transitions. [2023-11-06 22:10:32,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2023-11-06 22:10:32,865 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:32,865 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, 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, 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 22:10:32,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-06 22:10:32,866 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:32,866 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:32,867 INFO L85 PathProgramCache]: Analyzing trace with hash 806528277, now seen corresponding path program 1 times [2023-11-06 22:10:32,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:32,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927267319] [2023-11-06 22:10:32,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:32,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:33,606 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 303 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-11-06 22:10:33,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:33,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927267319] [2023-11-06 22:10:33,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927267319] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:33,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:10:33,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:10:33,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721926768] [2023-11-06 22:10:33,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:33,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:33,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:33,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:33,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:10:33,610 INFO L87 Difference]: Start difference. First operand 8171 states and 8897 transitions. Second operand has 3 states, 3 states have (on average 136.0) internal successors, (408), 3 states have internal predecessors, (408), 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 22:10:35,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:35,051 INFO L93 Difference]: Finished difference Result 18736 states and 20446 transitions. [2023-11-06 22:10:35,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:35,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 136.0) internal successors, (408), 3 states have internal predecessors, (408), 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 513 [2023-11-06 22:10:35,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:35,072 INFO L225 Difference]: With dead ends: 18736 [2023-11-06 22:10:35,072 INFO L226 Difference]: Without dead ends: 10567 [2023-11-06 22:10:35,082 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 22:10:35,083 INFO L413 NwaCegarLoop]: 479 mSDtfsCounter, 244 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 512 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:35,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 512 Invalid, 903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 775 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-06 22:10:35,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10567 states. [2023-11-06 22:10:35,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10567 to 10567. [2023-11-06 22:10:35,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10567 states, 10566 states have (on average 1.0712663259511641) internal successors, (11319), 10566 states have internal predecessors, (11319), 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 22:10:35,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10567 states to 10567 states and 11319 transitions. [2023-11-06 22:10:35,250 INFO L78 Accepts]: Start accepts. Automaton has 10567 states and 11319 transitions. Word has length 513 [2023-11-06 22:10:35,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:35,251 INFO L495 AbstractCegarLoop]: Abstraction has 10567 states and 11319 transitions. [2023-11-06 22:10:35,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 136.0) internal successors, (408), 3 states have internal predecessors, (408), 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 22:10:35,251 INFO L276 IsEmpty]: Start isEmpty. Operand 10567 states and 11319 transitions. [2023-11-06 22:10:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2023-11-06 22:10:35,256 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:35,259 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, 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, 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] [2023-11-06 22:10:35,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-06 22:10:35,260 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:35,260 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:35,261 INFO L85 PathProgramCache]: Analyzing trace with hash -828305129, now seen corresponding path program 1 times [2023-11-06 22:10:35,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:35,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566265501] [2023-11-06 22:10:35,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:35,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:35,996 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-11-06 22:10:35,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:35,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566265501] [2023-11-06 22:10:35,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566265501] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:35,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:10:35,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:10:35,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215980117] [2023-11-06 22:10:35,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:35,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:35,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:35,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:35,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:10:36,000 INFO L87 Difference]: Start difference. First operand 10567 states and 11319 transitions. Second operand has 3 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 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 22:10:37,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:37,581 INFO L93 Difference]: Finished difference Result 25617 states and 27608 transitions. [2023-11-06 22:10:37,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:37,581 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 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 540 [2023-11-06 22:10:37,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:37,605 INFO L225 Difference]: With dead ends: 25617 [2023-11-06 22:10:37,605 INFO L226 Difference]: Without dead ends: 15351 [2023-11-06 22:10:37,617 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 22:10:37,618 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 248 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 797 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 797 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:37,618 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 128 Invalid, 925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 797 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-06 22:10:37,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15351 states. [2023-11-06 22:10:37,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15351 to 14454. [2023-11-06 22:10:37,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14454 states, 14453 states have (on average 1.0723725178163703) internal successors, (15499), 14453 states have internal predecessors, (15499), 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 22:10:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14454 states to 14454 states and 15499 transitions. [2023-11-06 22:10:37,930 INFO L78 Accepts]: Start accepts. Automaton has 14454 states and 15499 transitions. Word has length 540 [2023-11-06 22:10:37,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:37,931 INFO L495 AbstractCegarLoop]: Abstraction has 14454 states and 15499 transitions. [2023-11-06 22:10:37,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 145.0) internal successors, (435), 3 states have internal predecessors, (435), 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 22:10:37,931 INFO L276 IsEmpty]: Start isEmpty. Operand 14454 states and 15499 transitions. [2023-11-06 22:10:37,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2023-11-06 22:10:37,944 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:37,945 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2023-11-06 22:10:37,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-06 22:10:37,946 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:37,947 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:37,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1301515125, now seen corresponding path program 1 times [2023-11-06 22:10:37,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:37,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303863530] [2023-11-06 22:10:37,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:37,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:40,275 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 445 proven. 119 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2023-11-06 22:10:40,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:40,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303863530] [2023-11-06 22:10:40,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303863530] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:10:40,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361040753] [2023-11-06 22:10:40,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:40,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:10:40,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:10:40,285 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:10:40,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:10:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:40,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:10:40,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:10:41,243 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 445 proven. 150 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2023-11-06 22:10:41,243 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:10:41,996 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2023-11-06 22:10:41,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361040753] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:10:41,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:10:41,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 9 [2023-11-06 22:10:42,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212011886] [2023-11-06 22:10:42,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:42,002 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:42,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:42,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:42,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:10:42,004 INFO L87 Difference]: Start difference. First operand 14454 states and 15499 transitions. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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 22:10:43,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:43,582 INFO L93 Difference]: Finished difference Result 33699 states and 36198 transitions. [2023-11-06 22:10:43,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:43,583 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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 685 [2023-11-06 22:10:43,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:43,607 INFO L225 Difference]: With dead ends: 33699 [2023-11-06 22:10:43,607 INFO L226 Difference]: Without dead ends: 19247 [2023-11-06 22:10:43,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1373 GetRequests, 1366 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:10:43,619 INFO L413 NwaCegarLoop]: 405 mSDtfsCounter, 306 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 794 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:43,619 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 431 Invalid, 944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 794 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-06 22:10:43,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19247 states. [2023-11-06 22:10:43,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19247 to 18041. [2023-11-06 22:10:43,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18041 states, 18040 states have (on average 1.0663525498891353) internal successors, (19237), 18040 states have internal predecessors, (19237), 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 22:10:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18041 states to 18041 states and 19237 transitions. [2023-11-06 22:10:43,888 INFO L78 Accepts]: Start accepts. Automaton has 18041 states and 19237 transitions. Word has length 685 [2023-11-06 22:10:43,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:43,889 INFO L495 AbstractCegarLoop]: Abstraction has 18041 states and 19237 transitions. [2023-11-06 22:10:43,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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 22:10:43,889 INFO L276 IsEmpty]: Start isEmpty. Operand 18041 states and 19237 transitions. [2023-11-06 22:10:43,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 699 [2023-11-06 22:10:43,944 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:43,945 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:10:43,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:10:44,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-06 22:10:44,146 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:44,147 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:44,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1831700796, now seen corresponding path program 1 times [2023-11-06 22:10:44,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:44,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493019707] [2023-11-06 22:10:44,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:44,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:46,291 INFO L134 CoverageAnalysis]: Checked inductivity of 809 backedges. 547 proven. 74 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2023-11-06 22:10:46,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:46,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493019707] [2023-11-06 22:10:46,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493019707] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:10:46,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1621812193] [2023-11-06 22:10:46,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:46,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:10:46,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:10:46,301 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:10:46,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:10:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:46,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:10:46,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:10:47,269 INFO L134 CoverageAnalysis]: Checked inductivity of 809 backedges. 545 proven. 76 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2023-11-06 22:10:47,270 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:10:48,610 INFO L134 CoverageAnalysis]: Checked inductivity of 809 backedges. 470 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2023-11-06 22:10:48,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1621812193] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:10:48,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:10:48,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 8 [2023-11-06 22:10:48,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459070127] [2023-11-06 22:10:48,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:48,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:48,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:48,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:48,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:10:48,615 INFO L87 Difference]: Start difference. First operand 18041 states and 19237 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 22:10:50,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:50,204 INFO L93 Difference]: Finished difference Result 39674 states and 42398 transitions. [2023-11-06 22:10:50,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:50,204 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 698 [2023-11-06 22:10:50,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:50,233 INFO L225 Difference]: With dead ends: 39674 [2023-11-06 22:10:50,234 INFO L226 Difference]: Without dead ends: 21635 [2023-11-06 22:10:50,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1400 GetRequests, 1394 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:10:50,245 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 227 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:50,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 88 Invalid, 969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-06 22:10:50,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21635 states. [2023-11-06 22:10:50,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21635 to 20733. [2023-11-06 22:10:50,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20733 states, 20732 states have (on average 1.0679625699401891) internal successors, (22141), 20732 states have internal predecessors, (22141), 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 22:10:50,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20733 states to 20733 states and 22141 transitions. [2023-11-06 22:10:50,571 INFO L78 Accepts]: Start accepts. Automaton has 20733 states and 22141 transitions. Word has length 698 [2023-11-06 22:10:50,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:50,572 INFO L495 AbstractCegarLoop]: Abstraction has 20733 states and 22141 transitions. [2023-11-06 22:10:50,572 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 22:10:50,572 INFO L276 IsEmpty]: Start isEmpty. Operand 20733 states and 22141 transitions. [2023-11-06 22:10:50,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2023-11-06 22:10:50,584 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:50,585 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:10:50,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:10:50,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-06 22:10:50,791 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:50,791 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:50,791 INFO L85 PathProgramCache]: Analyzing trace with hash -554604450, now seen corresponding path program 1 times [2023-11-06 22:10:50,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:50,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753004994] [2023-11-06 22:10:50,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:50,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2023-11-06 22:10:51,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:51,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753004994] [2023-11-06 22:10:51,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753004994] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:51,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:10:51,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:10:51,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049113196] [2023-11-06 22:10:51,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:51,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:51,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:51,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:51,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:10:51,785 INFO L87 Difference]: Start difference. First operand 20733 states and 22141 transitions. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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 22:10:53,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:53,135 INFO L93 Difference]: Finished difference Result 43565 states and 46452 transitions. [2023-11-06 22:10:53,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:53,137 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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 710 [2023-11-06 22:10:53,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:53,245 INFO L225 Difference]: With dead ends: 43565 [2023-11-06 22:10:53,245 INFO L226 Difference]: Without dead ends: 22834 [2023-11-06 22:10:53,254 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 22:10:53,254 INFO L413 NwaCegarLoop]: 482 mSDtfsCounter, 270 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 800 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 800 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:53,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 520 Invalid, 820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 800 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 22:10:53,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22834 states. [2023-11-06 22:10:53,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22834 to 21635. [2023-11-06 22:10:53,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21635 states, 21634 states have (on average 1.0658223167236758) internal successors, (23058), 21634 states have internal predecessors, (23058), 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 22:10:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21635 states to 21635 states and 23058 transitions. [2023-11-06 22:10:53,562 INFO L78 Accepts]: Start accepts. Automaton has 21635 states and 23058 transitions. Word has length 710 [2023-11-06 22:10:53,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:53,563 INFO L495 AbstractCegarLoop]: Abstraction has 21635 states and 23058 transitions. [2023-11-06 22:10:53,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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 22:10:53,564 INFO L276 IsEmpty]: Start isEmpty. Operand 21635 states and 23058 transitions. [2023-11-06 22:10:53,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 725 [2023-11-06 22:10:53,577 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:53,578 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:10:53,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-06 22:10:53,579 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:53,580 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:53,580 INFO L85 PathProgramCache]: Analyzing trace with hash 355388179, now seen corresponding path program 1 times [2023-11-06 22:10:53,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:53,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617365026] [2023-11-06 22:10:53,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:53,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:53,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 522 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2023-11-06 22:10:54,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:54,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617365026] [2023-11-06 22:10:54,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617365026] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:54,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:10:54,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:10:54,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101453600] [2023-11-06 22:10:54,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:54,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:10:54,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:54,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:10:54,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:10:54,787 INFO L87 Difference]: Start difference. First operand 21635 states and 23058 transitions. Second operand has 3 states, 3 states have (on average 154.0) internal successors, (462), 3 states have internal predecessors, (462), 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 22:10:56,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:56,019 INFO L93 Difference]: Finished difference Result 42971 states and 45817 transitions. [2023-11-06 22:10:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:10:56,019 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 154.0) internal successors, (462), 3 states have internal predecessors, (462), 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 724 [2023-11-06 22:10:56,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:56,041 INFO L225 Difference]: With dead ends: 42971 [2023-11-06 22:10:56,041 INFO L226 Difference]: Without dead ends: 21637 [2023-11-06 22:10:56,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 22:10:56,053 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 227 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:56,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 112 Invalid, 826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 729 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:10:56,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21637 states. [2023-11-06 22:10:56,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21637 to 21635. [2023-11-06 22:10:56,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21635 states, 21634 states have (on average 1.0613386336322455) internal successors, (22961), 21634 states have internal predecessors, (22961), 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 22:10:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21635 states to 21635 states and 22961 transitions. [2023-11-06 22:10:56,358 INFO L78 Accepts]: Start accepts. Automaton has 21635 states and 22961 transitions. Word has length 724 [2023-11-06 22:10:56,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:56,358 INFO L495 AbstractCegarLoop]: Abstraction has 21635 states and 22961 transitions. [2023-11-06 22:10:56,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.0) internal successors, (462), 3 states have internal predecessors, (462), 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 22:10:56,359 INFO L276 IsEmpty]: Start isEmpty. Operand 21635 states and 22961 transitions. [2023-11-06 22:10:56,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 731 [2023-11-06 22:10:56,373 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:56,373 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:10:56,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-06 22:10:56,374 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:56,374 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:56,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1481633791, now seen corresponding path program 1 times [2023-11-06 22:10:56,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:56,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842997210] [2023-11-06 22:10:56,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:56,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:58,109 INFO L134 CoverageAnalysis]: Checked inductivity of 873 backedges. 531 proven. 188 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-11-06 22:10:58,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:10:58,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842997210] [2023-11-06 22:10:58,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842997210] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:10:58,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604411996] [2023-11-06 22:10:58,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:58,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:10:58,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:10:58,113 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:10:58,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:10:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:10:58,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 868 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:10:58,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:10:58,813 INFO L134 CoverageAnalysis]: Checked inductivity of 873 backedges. 526 proven. 0 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2023-11-06 22:10:58,813 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:10:58,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604411996] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:10:58,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:10:58,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2023-11-06 22:10:58,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39056120] [2023-11-06 22:10:58,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:10:58,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:10:58,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:10:58,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:10:58,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:10:58,816 INFO L87 Difference]: Start difference. First operand 21635 states and 22961 transitions. Second operand has 4 states, 4 states have (on average 116.0) internal successors, (464), 4 states have internal predecessors, (464), 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 22:11:01,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:01,137 INFO L93 Difference]: Finished difference Result 50467 states and 53509 transitions. [2023-11-06 22:11:01,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:11:01,137 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 116.0) internal successors, (464), 4 states have internal predecessors, (464), 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 730 [2023-11-06 22:11:01,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:01,169 INFO L225 Difference]: With dead ends: 50467 [2023-11-06 22:11:01,170 INFO L226 Difference]: Without dead ends: 29133 [2023-11-06 22:11:01,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 733 GetRequests, 728 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:11:01,183 INFO L413 NwaCegarLoop]: 62 mSDtfsCounter, 519 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 1533 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 519 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 1533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:01,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [519 Valid, 123 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 1533 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-06 22:11:01,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29133 states. [2023-11-06 22:11:01,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29133 to 27635. [2023-11-06 22:11:01,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27635 states, 27634 states have (on average 1.0581529999276253) internal successors, (29241), 27634 states have internal predecessors, (29241), 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 22:11:01,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27635 states to 27635 states and 29241 transitions. [2023-11-06 22:11:01,578 INFO L78 Accepts]: Start accepts. Automaton has 27635 states and 29241 transitions. Word has length 730 [2023-11-06 22:11:01,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:01,579 INFO L495 AbstractCegarLoop]: Abstraction has 27635 states and 29241 transitions. [2023-11-06 22:11:01,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 116.0) internal successors, (464), 4 states have internal predecessors, (464), 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 22:11:01,579 INFO L276 IsEmpty]: Start isEmpty. Operand 27635 states and 29241 transitions. [2023-11-06 22:11:01,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2023-11-06 22:11:01,598 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:01,599 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:11:01,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:11:01,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-06 22:11:01,805 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:01,806 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:01,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1728396145, now seen corresponding path program 1 times [2023-11-06 22:11:01,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:01,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470360855] [2023-11-06 22:11:01,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:01,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2023-11-06 22:11:02,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:02,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470360855] [2023-11-06 22:11:02,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470360855] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:02,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:02,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:11:02,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783270974] [2023-11-06 22:11:02,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:02,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:11:02,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:02,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:11:02,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:11:02,530 INFO L87 Difference]: Start difference. First operand 27635 states and 29241 transitions. Second operand has 3 states, 3 states have (on average 145.66666666666666) internal successors, (437), 3 states have internal predecessors, (437), 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 22:11:03,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:03,781 INFO L93 Difference]: Finished difference Result 55863 states and 59109 transitions. [2023-11-06 22:11:03,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:11:03,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 145.66666666666666) internal successors, (437), 3 states have internal predecessors, (437), 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 787 [2023-11-06 22:11:03,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:03,810 INFO L225 Difference]: With dead ends: 55863 [2023-11-06 22:11:03,810 INFO L226 Difference]: Without dead ends: 28529 [2023-11-06 22:11:03,822 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 22:11:03,823 INFO L413 NwaCegarLoop]: 436 mSDtfsCounter, 225 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 463 SdHoareTripleChecker+Invalid, 841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:03,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 463 Invalid, 841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 22:11:03,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28529 states. [2023-11-06 22:11:04,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28529 to 25228. [2023-11-06 22:11:04,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25228 states, 25227 states have (on average 1.0556942957941888) internal successors, (26632), 25227 states have internal predecessors, (26632), 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 22:11:04,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25228 states to 25228 states and 26632 transitions. [2023-11-06 22:11:04,112 INFO L78 Accepts]: Start accepts. Automaton has 25228 states and 26632 transitions. Word has length 787 [2023-11-06 22:11:04,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:04,113 INFO L495 AbstractCegarLoop]: Abstraction has 25228 states and 26632 transitions. [2023-11-06 22:11:04,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 145.66666666666666) internal successors, (437), 3 states have internal predecessors, (437), 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 22:11:04,113 INFO L276 IsEmpty]: Start isEmpty. Operand 25228 states and 26632 transitions. [2023-11-06 22:11:04,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 863 [2023-11-06 22:11:04,133 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:04,134 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, 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, 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, 2, 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] [2023-11-06 22:11:04,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-06 22:11:04,134 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:04,135 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:04,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1130659826, now seen corresponding path program 1 times [2023-11-06 22:11:04,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:04,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563770859] [2023-11-06 22:11:04,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:04,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:05,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1186 backedges. 961 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2023-11-06 22:11:05,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:05,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563770859] [2023-11-06 22:11:05,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563770859] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:05,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:05,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:11:05,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839661588] [2023-11-06 22:11:05,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:05,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:11:05,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:05,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:11:05,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:11:05,425 INFO L87 Difference]: Start difference. First operand 25228 states and 26632 transitions. Second operand has 5 states, 5 states have (on average 127.8) internal successors, (639), 5 states have internal predecessors, (639), 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 22:11:07,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:07,203 INFO L93 Difference]: Finished difference Result 50517 states and 53418 transitions. [2023-11-06 22:11:07,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:11:07,204 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 127.8) internal successors, (639), 5 states have internal predecessors, (639), 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 862 [2023-11-06 22:11:07,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:07,228 INFO L225 Difference]: With dead ends: 50517 [2023-11-06 22:11:07,228 INFO L226 Difference]: Without dead ends: 25590 [2023-11-06 22:11:07,240 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:11:07,241 INFO L413 NwaCegarLoop]: 472 mSDtfsCounter, 451 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1176 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 537 SdHoareTripleChecker+Invalid, 1420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:07,241 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [451 Valid, 537 Invalid, 1420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1176 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-06 22:11:07,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25590 states. [2023-11-06 22:11:07,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25590 to 24324. [2023-11-06 22:11:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24324 states, 24323 states have (on average 1.0441146240184187) internal successors, (25396), 24323 states have internal predecessors, (25396), 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 22:11:07,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24324 states to 24324 states and 25396 transitions. [2023-11-06 22:11:07,597 INFO L78 Accepts]: Start accepts. Automaton has 24324 states and 25396 transitions. Word has length 862 [2023-11-06 22:11:07,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:07,598 INFO L495 AbstractCegarLoop]: Abstraction has 24324 states and 25396 transitions. [2023-11-06 22:11:07,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 127.8) internal successors, (639), 5 states have internal predecessors, (639), 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 22:11:07,598 INFO L276 IsEmpty]: Start isEmpty. Operand 24324 states and 25396 transitions. [2023-11-06 22:11:07,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 929 [2023-11-06 22:11:07,614 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:07,614 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:07,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-06 22:11:07,615 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:07,615 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:07,615 INFO L85 PathProgramCache]: Analyzing trace with hash 265207444, now seen corresponding path program 1 times [2023-11-06 22:11:07,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:07,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73903249] [2023-11-06 22:11:07,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:07,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:07,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:09,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1756 backedges. 612 proven. 608 refuted. 0 times theorem prover too weak. 536 trivial. 0 not checked. [2023-11-06 22:11:09,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:09,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73903249] [2023-11-06 22:11:09,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73903249] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:11:09,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794935843] [2023-11-06 22:11:09,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:09,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:09,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:09,268 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:11:09,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:11:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:09,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:11:09,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:11:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1756 backedges. 729 proven. 0 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2023-11-06 22:11:09,841 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:11:09,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [794935843] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:09,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:11:09,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-11-06 22:11:09,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482020235] [2023-11-06 22:11:09,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:09,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:11:09,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:09,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:11:09,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:11:09,848 INFO L87 Difference]: Start difference. First operand 24324 states and 25396 transitions. Second operand has 3 states, 3 states have (on average 146.0) internal successors, (438), 3 states have internal predecessors, (438), 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 22:11:11,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:11,187 INFO L93 Difference]: Finished difference Result 48047 states and 50171 transitions. [2023-11-06 22:11:11,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:11:11,187 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 146.0) internal successors, (438), 3 states have internal predecessors, (438), 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 928 [2023-11-06 22:11:11,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:11,206 INFO L225 Difference]: With dead ends: 48047 [2023-11-06 22:11:11,206 INFO L226 Difference]: Without dead ends: 24024 [2023-11-06 22:11:11,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 932 GetRequests, 928 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:11:11,217 INFO L413 NwaCegarLoop]: 465 mSDtfsCounter, 207 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 745 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 745 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:11,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 503 Invalid, 818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 745 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:11:11,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24024 states. [2023-11-06 22:11:11,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24024 to 24024. [2023-11-06 22:11:11,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24024 states, 24023 states have (on average 1.0306789326895058) internal successors, (24760), 24023 states have internal predecessors, (24760), 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 22:11:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24024 states to 24024 states and 24760 transitions. [2023-11-06 22:11:11,569 INFO L78 Accepts]: Start accepts. Automaton has 24024 states and 24760 transitions. Word has length 928 [2023-11-06 22:11:11,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:11,570 INFO L495 AbstractCegarLoop]: Abstraction has 24024 states and 24760 transitions. [2023-11-06 22:11:11,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 146.0) internal successors, (438), 3 states have internal predecessors, (438), 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 22:11:11,570 INFO L276 IsEmpty]: Start isEmpty. Operand 24024 states and 24760 transitions. [2023-11-06 22:11:11,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 948 [2023-11-06 22:11:11,586 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:11,587 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 22:11:11,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:11:11,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:11,788 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:11,788 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:11,789 INFO L85 PathProgramCache]: Analyzing trace with hash -13257665, now seen corresponding path program 1 times [2023-11-06 22:11:11,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:11,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945667030] [2023-11-06 22:11:11,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:11,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 953 proven. 0 refuted. 0 times theorem prover too weak. 602 trivial. 0 not checked. [2023-11-06 22:11:13,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:13,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945667030] [2023-11-06 22:11:13,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945667030] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:13,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:13,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:11:13,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551606791] [2023-11-06 22:11:13,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:13,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:11:13,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:13,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:11:13,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:11:13,200 INFO L87 Difference]: Start difference. First operand 24024 states and 24760 transitions. Second operand has 4 states, 4 states have (on average 116.75) internal successors, (467), 4 states have internal predecessors, (467), 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 22:11:15,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:15,499 INFO L93 Difference]: Finished difference Result 28824 states and 29672 transitions. [2023-11-06 22:11:15,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:11:15,500 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 116.75) internal successors, (467), 4 states have internal predecessors, (467), 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 947 [2023-11-06 22:11:15,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:15,527 INFO L225 Difference]: With dead ends: 28824 [2023-11-06 22:11:15,527 INFO L226 Difference]: Without dead ends: 28822 [2023-11-06 22:11:15,534 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 22:11:15,534 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 507 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1547 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:15,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [507 Valid, 139 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1547 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-06 22:11:15,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28822 states. [2023-11-06 22:11:15,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28822 to 22225. [2023-11-06 22:11:15,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22225 states, 22224 states have (on average 1.031272498200144) internal successors, (22919), 22224 states have internal predecessors, (22919), 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 22:11:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22225 states to 22225 states and 22919 transitions. [2023-11-06 22:11:15,891 INFO L78 Accepts]: Start accepts. Automaton has 22225 states and 22919 transitions. Word has length 947 [2023-11-06 22:11:15,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:15,892 INFO L495 AbstractCegarLoop]: Abstraction has 22225 states and 22919 transitions. [2023-11-06 22:11:15,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 116.75) internal successors, (467), 4 states have internal predecessors, (467), 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 22:11:15,893 INFO L276 IsEmpty]: Start isEmpty. Operand 22225 states and 22919 transitions. [2023-11-06 22:11:15,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 949 [2023-11-06 22:11:15,905 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:15,905 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:11:15,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-06 22:11:15,906 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:15,906 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:15,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1379876432, now seen corresponding path program 1 times [2023-11-06 22:11:15,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:15,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656146628] [2023-11-06 22:11:15,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:15,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:16,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 596 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-11-06 22:11:16,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:16,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656146628] [2023-11-06 22:11:16,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656146628] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:16,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:16,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:11:16,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562306944] [2023-11-06 22:11:16,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:16,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:11:16,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:16,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:11:16,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:11:16,847 INFO L87 Difference]: Start difference. First operand 22225 states and 22919 transitions. Second operand has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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 22:11:18,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:18,410 INFO L93 Difference]: Finished difference Result 49245 states and 50792 transitions. [2023-11-06 22:11:18,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:11:18,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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 948 [2023-11-06 22:11:18,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:18,434 INFO L225 Difference]: With dead ends: 49245 [2023-11-06 22:11:18,434 INFO L226 Difference]: Without dead ends: 27321 [2023-11-06 22:11:18,442 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 22:11:18,443 INFO L413 NwaCegarLoop]: 473 mSDtfsCounter, 171 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 816 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:18,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 505 Invalid, 872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 816 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-06 22:11:18,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27321 states. [2023-11-06 22:11:18,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27321 to 25814. [2023-11-06 22:11:18,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25814 states, 25813 states have (on average 1.030023631503506) internal successors, (26588), 25813 states have internal predecessors, (26588), 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 22:11:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25814 states to 25814 states and 26588 transitions. [2023-11-06 22:11:18,727 INFO L78 Accepts]: Start accepts. Automaton has 25814 states and 26588 transitions. Word has length 948 [2023-11-06 22:11:18,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:18,728 INFO L495 AbstractCegarLoop]: Abstraction has 25814 states and 26588 transitions. [2023-11-06 22:11:18,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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 22:11:18,729 INFO L276 IsEmpty]: Start isEmpty. Operand 25814 states and 26588 transitions. [2023-11-06 22:11:18,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1033 [2023-11-06 22:11:18,744 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:18,744 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:11:18,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-06 22:11:18,745 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:18,745 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:18,745 INFO L85 PathProgramCache]: Analyzing trace with hash 520105551, now seen corresponding path program 1 times [2023-11-06 22:11:18,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:18,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976702887] [2023-11-06 22:11:18,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:18,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:19,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1664 backedges. 1237 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2023-11-06 22:11:19,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:19,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976702887] [2023-11-06 22:11:19,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976702887] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:19,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:19,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:11:19,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855033645] [2023-11-06 22:11:19,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:19,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:11:19,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:19,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:11:19,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:11:19,614 INFO L87 Difference]: Start difference. First operand 25814 states and 26588 transitions. Second operand has 3 states, 3 states have (on average 215.0) internal successors, (645), 3 states have internal predecessors, (645), 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 22:11:21,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:21,170 INFO L93 Difference]: Finished difference Result 55832 states and 57492 transitions. [2023-11-06 22:11:21,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:11:21,173 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 215.0) internal successors, (645), 3 states have internal predecessors, (645), 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 1032 [2023-11-06 22:11:21,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:21,201 INFO L225 Difference]: With dead ends: 55832 [2023-11-06 22:11:21,201 INFO L226 Difference]: Without dead ends: 30319 [2023-11-06 22:11:21,212 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 22:11:21,212 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 132 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:21,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 136 Invalid, 927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-06 22:11:21,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30319 states. [2023-11-06 22:11:21,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30319 to 27309. [2023-11-06 22:11:21,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27309 states, 27308 states have (on average 1.0286362970558078) internal successors, (28090), 27308 states have internal predecessors, (28090), 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 22:11:21,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27309 states to 27309 states and 28090 transitions. [2023-11-06 22:11:21,627 INFO L78 Accepts]: Start accepts. Automaton has 27309 states and 28090 transitions. Word has length 1032 [2023-11-06 22:11:21,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:21,628 INFO L495 AbstractCegarLoop]: Abstraction has 27309 states and 28090 transitions. [2023-11-06 22:11:21,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 215.0) internal successors, (645), 3 states have internal predecessors, (645), 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 22:11:21,628 INFO L276 IsEmpty]: Start isEmpty. Operand 27309 states and 28090 transitions. [2023-11-06 22:11:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1118 [2023-11-06 22:11:21,646 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:21,647 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 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] [2023-11-06 22:11:21,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-06 22:11:21,648 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:21,648 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:21,649 INFO L85 PathProgramCache]: Analyzing trace with hash 690598981, now seen corresponding path program 1 times [2023-11-06 22:11:21,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:21,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883938901] [2023-11-06 22:11:21,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:21,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:21,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:23,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2334 backedges. 74 proven. 1081 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2023-11-06 22:11:23,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:23,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883938901] [2023-11-06 22:11:23,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883938901] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:11:23,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163665662] [2023-11-06 22:11:23,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:23,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:23,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:23,615 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:11:23,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:11:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:24,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 1293 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:11:24,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:11:28,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2334 backedges. 720 proven. 519 refuted. 0 times theorem prover too weak. 1095 trivial. 0 not checked. [2023-11-06 22:11:28,910 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:11:33,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2334 backedges. 74 proven. 1081 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2023-11-06 22:11:33,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [163665662] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:11:33,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:11:33,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 4] total 10 [2023-11-06 22:11:33,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34597054] [2023-11-06 22:11:33,269 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:11:33,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 22:11:33,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:33,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 22:11:33,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:11:33,275 INFO L87 Difference]: Start difference. First operand 27309 states and 28090 transitions. Second operand has 11 states, 11 states have (on average 109.0) internal successors, (1199), 10 states have internal predecessors, (1199), 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 22:11:39,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:39,716 INFO L93 Difference]: Finished difference Result 71999 states and 73996 transitions. [2023-11-06 22:11:39,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 22:11:39,717 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 109.0) internal successors, (1199), 10 states have internal predecessors, (1199), 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 1117 [2023-11-06 22:11:39,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:39,760 INFO L225 Difference]: With dead ends: 71999 [2023-11-06 22:11:39,760 INFO L226 Difference]: Without dead ends: 44991 [2023-11-06 22:11:39,773 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2243 GetRequests, 2227 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2023-11-06 22:11:39,774 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 2907 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 4086 mSolverCounterSat, 709 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2907 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 4795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 709 IncrementalHoareTripleChecker+Valid, 4086 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:39,775 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2907 Valid, 198 Invalid, 4795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [709 Valid, 4086 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2023-11-06 22:11:39,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44991 states. [2023-11-06 22:11:40,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44991 to 31500. [2023-11-06 22:11:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31500 states, 31499 states have (on average 1.0252071494333153) internal successors, (32293), 31499 states have internal predecessors, (32293), 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 22:11:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31500 states to 31500 states and 32293 transitions. [2023-11-06 22:11:40,271 INFO L78 Accepts]: Start accepts. Automaton has 31500 states and 32293 transitions. Word has length 1117 [2023-11-06 22:11:40,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:40,272 INFO L495 AbstractCegarLoop]: Abstraction has 31500 states and 32293 transitions. [2023-11-06 22:11:40,272 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 109.0) internal successors, (1199), 10 states have internal predecessors, (1199), 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 22:11:40,272 INFO L276 IsEmpty]: Start isEmpty. Operand 31500 states and 32293 transitions. [2023-11-06 22:11:40,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1355 [2023-11-06 22:11:40,304 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:40,305 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-06 22:11:40,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:11:40,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2023-11-06 22:11:40,506 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:40,506 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:40,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1441697185, now seen corresponding path program 1 times [2023-11-06 22:11:40,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:40,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102476530] [2023-11-06 22:11:40,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:40,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:41,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3163 backedges. 1816 proven. 0 refuted. 0 times theorem prover too weak. 1347 trivial. 0 not checked. [2023-11-06 22:11:41,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:41,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102476530] [2023-11-06 22:11:41,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102476530] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:41,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:41,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:11:41,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777683330] [2023-11-06 22:11:41,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:41,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:11:41,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:41,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:11:41,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:11:41,689 INFO L87 Difference]: Start difference. First operand 31500 states and 32293 transitions. Second operand has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 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 22:11:43,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:43,280 INFO L93 Difference]: Finished difference Result 63612 states and 65211 transitions. [2023-11-06 22:11:43,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:11:43,280 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 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 1354 [2023-11-06 22:11:43,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:43,312 INFO L225 Difference]: With dead ends: 63612 [2023-11-06 22:11:43,312 INFO L226 Difference]: Without dead ends: 36001 [2023-11-06 22:11:43,325 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 22:11:43,326 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 345 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 783 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:43,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [345 Valid, 119 Invalid, 896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 783 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 22:11:43,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36001 states. [2023-11-06 22:11:43,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36001 to 30601. [2023-11-06 22:11:43,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30601 states, 30600 states have (on average 1.0251307189542485) internal successors, (31369), 30600 states have internal predecessors, (31369), 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 22:11:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30601 states to 30601 states and 31369 transitions. [2023-11-06 22:11:43,735 INFO L78 Accepts]: Start accepts. Automaton has 30601 states and 31369 transitions. Word has length 1354 [2023-11-06 22:11:43,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:43,736 INFO L495 AbstractCegarLoop]: Abstraction has 30601 states and 31369 transitions. [2023-11-06 22:11:43,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 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 22:11:43,736 INFO L276 IsEmpty]: Start isEmpty. Operand 30601 states and 31369 transitions. [2023-11-06 22:11:43,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1368 [2023-11-06 22:11:43,768 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:43,769 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:43,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-11-06 22:11:43,769 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:43,769 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:43,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1542456831, now seen corresponding path program 1 times [2023-11-06 22:11:43,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:43,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385946387] [2023-11-06 22:11:43,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:43,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:45,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3058 backedges. 1818 proven. 0 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2023-11-06 22:11:45,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:45,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385946387] [2023-11-06 22:11:45,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385946387] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:45,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:45,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:11:45,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172459547] [2023-11-06 22:11:45,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:45,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:11:45,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:45,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:11:45,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:11:45,269 INFO L87 Difference]: Start difference. First operand 30601 states and 31369 transitions. Second operand has 3 states, 3 states have (on average 239.66666666666666) internal successors, (719), 3 states have internal predecessors, (719), 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 22:11:46,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:46,739 INFO L93 Difference]: Finished difference Result 60315 states and 61841 transitions. [2023-11-06 22:11:46,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:11:46,739 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 239.66666666666666) internal successors, (719), 3 states have internal predecessors, (719), 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 1367 [2023-11-06 22:11:46,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:46,767 INFO L225 Difference]: With dead ends: 60315 [2023-11-06 22:11:46,767 INFO L226 Difference]: Without dead ends: 33603 [2023-11-06 22:11:46,779 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 22:11:46,780 INFO L413 NwaCegarLoop]: 493 mSDtfsCounter, 33 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:46,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 536 Invalid, 794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:11:46,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33603 states. [2023-11-06 22:11:47,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33603 to 30003. [2023-11-06 22:11:47,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30003 states, 30002 states have (on average 1.0245650289980668) internal successors, (30739), 30002 states have internal predecessors, (30739), 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 22:11:47,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30003 states to 30003 states and 30739 transitions. [2023-11-06 22:11:47,193 INFO L78 Accepts]: Start accepts. Automaton has 30003 states and 30739 transitions. Word has length 1367 [2023-11-06 22:11:47,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:47,194 INFO L495 AbstractCegarLoop]: Abstraction has 30003 states and 30739 transitions. [2023-11-06 22:11:47,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 239.66666666666666) internal successors, (719), 3 states have internal predecessors, (719), 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 22:11:47,195 INFO L276 IsEmpty]: Start isEmpty. Operand 30003 states and 30739 transitions. [2023-11-06 22:11:47,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1496 [2023-11-06 22:11:47,221 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:47,222 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2023-11-06 22:11:47,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-11-06 22:11:47,223 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:47,223 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:47,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1579332912, now seen corresponding path program 1 times [2023-11-06 22:11:47,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:47,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450383979] [2023-11-06 22:11:47,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:47,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:48,089 INFO L134 CoverageAnalysis]: Checked inductivity of 4227 backedges. 2566 proven. 0 refuted. 0 times theorem prover too weak. 1661 trivial. 0 not checked. [2023-11-06 22:11:48,089 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:48,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450383979] [2023-11-06 22:11:48,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450383979] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:48,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:48,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:11:48,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141164] [2023-11-06 22:11:48,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:48,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:11:48,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:48,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:11:48,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:11:48,093 INFO L87 Difference]: Start difference. First operand 30003 states and 30739 transitions. Second operand has 3 states, 3 states have (on average 188.33333333333334) internal successors, (565), 3 states have internal predecessors, (565), 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 22:11:49,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:49,244 INFO L93 Difference]: Finished difference Result 48591 states and 49707 transitions. [2023-11-06 22:11:49,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:11:49,244 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 188.33333333333334) internal successors, (565), 3 states have internal predecessors, (565), 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 1495 [2023-11-06 22:11:49,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:49,246 INFO L225 Difference]: With dead ends: 48591 [2023-11-06 22:11:49,246 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:11:49,257 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 22:11:49,257 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 154 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:49,258 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 112 Invalid, 713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 667 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-06 22:11:49,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:11:49,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:11:49,259 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 22:11:49,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:11:49,259 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1495 [2023-11-06 22:11:49,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:49,260 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:11:49,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 188.33333333333334) internal successors, (565), 3 states have internal predecessors, (565), 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 22:11:49,260 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:11:49,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:11:49,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:11:49,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-11-06 22:11:49,265 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:12:16,962 WARN L293 SmtUtils]: Spent 27.69s on a formula simplification. DAG size of input: 694 DAG size of output: 737 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-11-06 22:12:30,332 WARN L293 SmtUtils]: Spent 13.37s on a formula simplification. DAG size of input: 574 DAG size of output: 667 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-11-06 22:12:44,341 WARN L293 SmtUtils]: Spent 14.01s on a formula simplification. DAG size of input: 574 DAG size of output: 661 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-11-06 22:12:51,724 WARN L293 SmtUtils]: Spent 7.38s on a formula simplification. DAG size of input: 737 DAG size of output: 138 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-11-06 22:12:57,857 WARN L293 SmtUtils]: Spent 6.11s on a formula simplification. DAG size of input: 667 DAG size of output: 138 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-11-06 22:13:03,794 WARN L293 SmtUtils]: Spent 5.93s on a formula simplification. DAG size of input: 661 DAG size of output: 138 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-11-06 22:13:03,798 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,798 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,799 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,800 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,801 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2023-11-06 22:13:03,801 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,801 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2023-11-06 22:13:03,801 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2023-11-06 22:13:03,801 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,801 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,801 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2023-11-06 22:13:03,802 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2023-11-06 22:13:03,802 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,802 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,802 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,802 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,802 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,802 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2023-11-06 22:13:03,803 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,803 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,803 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,803 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,803 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,803 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,803 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2023-11-06 22:13:03,804 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,804 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,804 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,804 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,804 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,804 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,804 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2023-11-06 22:13:03,805 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,805 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,805 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,805 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,805 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,805 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,805 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2023-11-06 22:13:03,806 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,806 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,806 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,806 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,806 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2023-11-06 22:13:03,806 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2023-11-06 22:13:03,806 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,807 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,807 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,807 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,807 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2023-11-06 22:13:03,807 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,807 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,807 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,807 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,808 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,808 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,808 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2023-11-06 22:13:03,808 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,808 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2023-11-06 22:13:03,808 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2023-11-06 22:13:03,808 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:13:03,809 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 134) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2023-11-06 22:13:03,810 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,811 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2023-11-06 22:13:03,812 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2023-11-06 22:13:03,813 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,813 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2023-11-06 22:13:03,813 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2023-11-06 22:13:03,813 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2023-11-06 22:13:03,813 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,813 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2023-11-06 22:13:03,813 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2023-11-06 22:13:03,814 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,814 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,814 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,814 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,814 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2023-11-06 22:13:03,814 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,814 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,815 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,815 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,815 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2023-11-06 22:13:03,815 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2023-11-06 22:13:03,815 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,815 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2023-11-06 22:13:03,816 INFO L895 garLoopResultBuilder]: At program point calculate_output2_returnLabel#1(lines 1668 1768) the Hoare annotation is: (let ((.cse22 (+ (div (+ 600067 ~a0~0) 5) 61))) (let ((.cse4 (<= (+ 500918 ~a0~0) 0)) (.cse7 (<= 0 .cse22)) (.cse9 (or (< 0 .cse22) (not (= (mod (+ 2 ~a0~0) 5) 0)))) (.cse15 (<= 5 ~a2~0)) (.cse14 (<= 44 ~a29~0)) (.cse10 (<= 0 (+ ~a0~0 60))) (.cse20 (<= ~a29~0 43)) (.cse19 (<= (+ ~a29~0 127) 0)) (.cse2 (= ~a2~0 4)) (.cse6 (<= 0 (+ ~a29~0 15))) (.cse18 (<= (+ 98 ~a0~0) 0)) (.cse16 (<= (+ 89 ~a4~0) 0)) (.cse12 (<= (div (+ 3459790 (* (div ~a0~0 5) 10)) 9) 600371)) (.cse5 (<= ~a2~0 2)) (.cse3 (<= 0 (+ ~a0~0 599997))) (.cse0 (<= (+ ~a0~0 99) 0)) (.cse11 (<= (+ ~a4~0 86) 0)) (.cse13 (= 3 ~a2~0)) (.cse8 (<= ~a29~0 41)) (.cse1 (<= 0 (+ 146 ~a0~0))) (.cse21 (= ~a2~0 1)) (.cse17 (<= (+ ~a0~0 61) 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5) (and .cse6 .cse0 (<= 0 (+ 600001 ~a0~0)) .cse5) (and .cse7 .cse8 .cse6 .cse0 .cse9) (and .cse8 .cse6 .cse10 .cse11 .cse12 .cse13) (and .cse3 .cse4 .cse13) (and .cse14 .cse10 .cse15 .cse11 .cse12) (and .cse16 (or (not .cse2) (< 0 (+ ~a29~0 16))) .cse17) (and .cse7 .cse8 .cse18 .cse9 .cse13) (and .cse10 .cse11 .cse12 .cse19 .cse5) (and .cse14 .cse10 .cse11 .cse12 .cse13) (and .cse16 (<= (+ 52093 ~a29~0) 0) .cse17) (and .cse0 .cse15 .cse20) (and .cse21 .cse11 .cse17 (<= (+ ~a29~0 144) 0)) (and .cse18 .cse1 .cse13) (and .cse6 .cse18 .cse1 .cse15) (and .cse8 .cse3 .cse6 .cse21 .cse12) (and .cse7 .cse14 .cse0 .cse9) (and .cse0 .cse16) (and .cse8 .cse18 .cse15) (and (exists ((v_y_39 Int)) (and (<= (+ v_y_39 9) 0) (<= 0 (+ (div (+ (* v_y_39 10) 3459800) 9) ~a0~0)))) (<= (+ ~a0~0 147) 0)) (and .cse14 .cse10 .cse11 .cse12 .cse5) (and .cse8 .cse6 .cse10 .cse15 .cse11 .cse12) (and .cse3 .cse0 .cse11 .cse13) (and .cse14 .cse18 .cse1) (and .cse6 .cse10 .cse11 .cse2 .cse12 .cse20) (and .cse16 .cse10 .cse2 .cse12 .cse20) (and .cse18 .cse1 .cse21) (and .cse16 .cse12 .cse13 .cse19) (and .cse6 .cse18 .cse2) (and .cse8 .cse6 .cse18 .cse1) (and .cse16 .cse12 .cse5) (and .cse3 .cse0 .cse21) (and .cse8 .cse1 .cse11 .cse13 .cse17) (and .cse8 .cse1 .cse21 .cse17)))) [2023-11-06 22:13:03,817 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,817 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,817 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,817 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,817 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,817 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,817 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2023-11-06 22:13:03,818 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,818 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,818 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,818 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,818 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,818 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,819 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,819 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2023-11-06 22:13:03,819 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,819 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,819 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,819 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,819 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,820 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2023-11-06 22:13:03,820 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,820 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,820 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,820 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,820 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,820 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,821 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,821 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:13:03,821 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,821 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2023-11-06 22:13:03,821 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2023-11-06 22:13:03,821 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,821 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,822 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2023-11-06 22:13:03,822 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,822 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,822 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,822 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,822 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,822 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2023-11-06 22:13:03,823 INFO L895 garLoopResultBuilder]: At program point calculate_output_returnLabel#1(lines 33 1666) the Hoare annotation is: (let ((.cse23 (+ (div (+ 600067 ~a0~0) 5) 61))) (let ((.cse9 (<= 0 (+ 600001 ~a0~0))) (.cse15 (<= 44 ~a29~0)) (.cse10 (<= 0 .cse23)) (.cse4 (<= (+ 500918 ~a0~0) 0)) (.cse11 (or (< 0 .cse23) (not (= (mod (+ 2 ~a0~0) 5) 0)))) (.cse12 (<= 0 (+ ~a0~0 60))) (.cse20 (<= ~a29~0 43)) (.cse19 (<= (+ ~a29~0 127) 0)) (.cse8 (<= 0 (+ ~a29~0 15))) (.cse2 (= ~a2~0 4)) (.cse17 (<= (+ 89 ~a4~0) 0)) (.cse14 (<= (div (+ 3459790 (* (div ~a0~0 5) 10)) 9) 600371)) (.cse5 (<= ~a2~0 2)) (.cse3 (<= 0 (+ ~a0~0 599997))) (.cse0 (<= (+ ~a0~0 99) 0)) (.cse13 (<= (+ ~a4~0 86) 0)) (.cse7 (= 3 ~a2~0)) (.cse6 (<= ~a29~0 41)) (.cse22 (= ~a2~0 1)) (.cse18 (<= (+ ~a0~0 61) 0)) (.cse21 (<= (+ 98 ~a0~0) 0)) (.cse1 (<= 0 (+ 146 ~a0~0))) (.cse16 (<= 5 ~a2~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5) (and .cse6 .cse3 .cse0 .cse7) (and .cse8 .cse0 .cse9 .cse5) (and .cse10 .cse6 .cse8 .cse0 .cse11) (and .cse6 .cse8 .cse12 .cse13 .cse14 .cse7) (and .cse3 .cse4 .cse7) (and .cse15 .cse12 .cse16 .cse13 .cse14) (and .cse17 (or (not .cse2) (< 0 (+ ~a29~0 16))) .cse18) (and .cse12 .cse13 .cse14 .cse19 .cse5) (and .cse15 .cse12 .cse13 .cse14 .cse7) (and .cse17 (<= (+ 52093 ~a29~0) 0) .cse18) (and .cse0 .cse16 .cse20) (and .cse21 .cse1 .cse7) (and .cse6 .cse3 .cse8 .cse22 .cse14) (and .cse10 .cse15 .cse0 .cse11) (and .cse22 .cse13 (<= (+ ~a29~0 144) 0)) (and .cse0 .cse17) (and (exists ((v_y_39 Int)) (and (<= (+ v_y_39 9) 0) (<= 0 (+ (div (+ (* v_y_39 10) 3459800) 9) ~a0~0)))) (<= (+ ~a0~0 147) 0)) (and .cse15 .cse12 .cse13 .cse14 .cse5) (and .cse6 .cse8 .cse12 .cse16 .cse13 .cse14) (and .cse6 .cse8 .cse21 .cse9) (and .cse3 .cse0 .cse13 .cse7) (and .cse15 .cse21 .cse1) (and .cse8 .cse12 .cse13 .cse2 .cse14 .cse20) (and .cse10 .cse6 .cse4 .cse11 .cse7) (and .cse17 .cse12 .cse2 .cse14 .cse20) (and .cse21 .cse1 .cse22) (and .cse17 .cse14 .cse7 .cse19) (and .cse8 .cse21 .cse2) (and .cse17 .cse14 .cse5) (and .cse3 .cse0 .cse22) (and .cse6 .cse1 .cse13 .cse7 .cse18) (and .cse6 .cse1 .cse22 .cse18) (and .cse21 .cse1 .cse16)))) [2023-11-06 22:13:03,823 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,824 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,824 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,824 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,824 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,824 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2023-11-06 22:13:03,824 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,824 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,825 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,825 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,825 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2023-11-06 22:13:03,825 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2023-11-06 22:13:03,825 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,825 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,825 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,826 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,826 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,826 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2023-11-06 22:13:03,826 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2023-11-06 22:13:03,826 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,826 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2023-11-06 22:13:03,826 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2023-11-06 22:13:03,827 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,827 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,827 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,827 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,827 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,827 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2023-11-06 22:13:03,827 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2023-11-06 22:13:03,828 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2023-11-06 22:13:03,828 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2023-11-06 22:13:03,828 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,828 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,828 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,828 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2023-11-06 22:13:03,829 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2023-11-06 22:13:03,829 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,829 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,829 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,829 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,829 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,829 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,830 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2023-11-06 22:13:03,830 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2023-11-06 22:13:03,830 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2023-11-06 22:13:03,830 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,830 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2023-11-06 22:13:03,830 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,830 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,831 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,831 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,831 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,831 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,831 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,831 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,831 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2023-11-06 22:13:03,832 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2023-11-06 22:13:03,832 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2023-11-06 22:13:03,832 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2023-11-06 22:13:03,832 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,832 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,832 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,833 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,833 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2023-11-06 22:13:03,833 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-11-06 22:13:03,833 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,833 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,833 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,834 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,834 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,834 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,834 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,834 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2023-11-06 22:13:03,834 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,834 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2023-11-06 22:13:03,835 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2023-11-06 22:13:03,835 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,835 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2023-11-06 22:13:03,835 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2023-11-06 22:13:03,835 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2023-11-06 22:13:03,835 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-11-06 22:13:03,836 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,836 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,836 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,836 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,836 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,836 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2023-11-06 22:13:03,836 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2023-11-06 22:13:03,837 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,837 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2023-11-06 22:13:03,837 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2023-11-06 22:13:03,837 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,837 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,837 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:13:03,837 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,838 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,838 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,838 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,838 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse22 (+ (div (+ 600067 ~a0~0) 5) 61))) (let ((.cse4 (<= (+ 500918 ~a0~0) 0)) (.cse7 (<= 0 .cse22)) (.cse9 (or (< 0 .cse22) (not (= (mod (+ 2 ~a0~0) 5) 0)))) (.cse15 (<= 5 ~a2~0)) (.cse14 (<= 44 ~a29~0)) (.cse10 (<= 0 (+ ~a0~0 60))) (.cse20 (<= ~a29~0 43)) (.cse19 (<= (+ ~a29~0 127) 0)) (.cse2 (= ~a2~0 4)) (.cse6 (<= 0 (+ ~a29~0 15))) (.cse18 (<= (+ 98 ~a0~0) 0)) (.cse16 (<= (+ 89 ~a4~0) 0)) (.cse12 (<= (div (+ 3459790 (* (div ~a0~0 5) 10)) 9) 600371)) (.cse5 (<= ~a2~0 2)) (.cse3 (<= 0 (+ ~a0~0 599997))) (.cse0 (<= (+ ~a0~0 99) 0)) (.cse11 (<= (+ ~a4~0 86) 0)) (.cse13 (= 3 ~a2~0)) (.cse8 (<= ~a29~0 41)) (.cse1 (<= 0 (+ 146 ~a0~0))) (.cse21 (= ~a2~0 1)) (.cse17 (<= (+ ~a0~0 61) 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5) (and .cse6 .cse0 (<= 0 (+ 600001 ~a0~0)) .cse5) (and .cse7 .cse8 .cse6 .cse0 .cse9) (and .cse8 .cse6 .cse10 .cse11 .cse12 .cse13) (and .cse3 .cse4 .cse13) (and .cse14 .cse10 .cse15 .cse11 .cse12) (and .cse16 (or (not .cse2) (< 0 (+ ~a29~0 16))) .cse17) (and .cse7 .cse8 .cse18 .cse9 .cse13) (and .cse10 .cse11 .cse12 .cse19 .cse5) (and .cse14 .cse10 .cse11 .cse12 .cse13) (and .cse16 (<= (+ 52093 ~a29~0) 0) .cse17) (and .cse0 .cse15 .cse20) (and .cse18 .cse1 .cse13) (and .cse6 .cse18 .cse1 .cse15) (and .cse8 .cse3 .cse6 .cse21 .cse12) (and .cse7 .cse14 .cse0 .cse9) (and .cse21 .cse11 (<= (+ ~a29~0 144) 0)) (and .cse0 .cse16) (and .cse8 .cse18 .cse15) (and (exists ((v_y_39 Int)) (and (<= (+ v_y_39 9) 0) (<= 0 (+ (div (+ (* v_y_39 10) 3459800) 9) ~a0~0)))) (<= (+ ~a0~0 147) 0)) (and .cse14 .cse10 .cse11 .cse12 .cse5) (and .cse8 .cse6 .cse10 .cse15 .cse11 .cse12) (and .cse3 .cse0 .cse11 .cse13) (and .cse14 .cse18 .cse1) (and .cse6 .cse10 .cse11 .cse2 .cse12 .cse20) (and .cse16 .cse10 .cse2 .cse12 .cse20) (and .cse18 .cse1 .cse21) (and .cse16 .cse12 .cse13 .cse19) (and .cse6 .cse18 .cse2) (and .cse8 .cse6 .cse18 .cse1) (and .cse16 .cse12 .cse5) (and .cse3 .cse0 .cse21) (and .cse8 .cse1 .cse11 .cse13 .cse17) (and .cse8 .cse1 .cse21 .cse17)))) [2023-11-06 22:13:03,839 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,839 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2023-11-06 22:13:03,839 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2023-11-06 22:13:03,839 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,839 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,839 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,839 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,840 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,840 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,840 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2023-11-06 22:13:03,840 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2023-11-06 22:13:03,840 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,840 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,840 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2023-11-06 22:13:03,841 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,841 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,841 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,841 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,841 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,841 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,841 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2023-11-06 22:13:03,842 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2023-11-06 22:13:03,842 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,842 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,842 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,842 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,842 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,842 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,843 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2023-11-06 22:13:03,843 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,843 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2023-11-06 22:13:03,843 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,843 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,843 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,843 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,844 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,844 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,844 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,844 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2023-11-06 22:13:03,844 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2023-11-06 22:13:03,844 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,844 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,845 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,845 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,845 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,845 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,845 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,845 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2023-11-06 22:13:03,845 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2023-11-06 22:13:03,846 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,846 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,846 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,846 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,846 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,846 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,847 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,847 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2023-11-06 22:13:03,847 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2023-11-06 22:13:03,847 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,847 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2023-11-06 22:13:03,847 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2023-11-06 22:13:03,847 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,848 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,848 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,848 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,848 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,848 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,848 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-11-06 22:13:03,848 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2023-11-06 22:13:03,849 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,849 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,849 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,849 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,849 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,849 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,849 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,850 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,850 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2023-11-06 22:13:03,850 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2023-11-06 22:13:03,850 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,850 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2023-11-06 22:13:03,850 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2023-11-06 22:13:03,850 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,851 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,851 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,851 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,851 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,851 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,851 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2023-11-06 22:13:03,851 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,852 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,852 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,852 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,852 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2023-11-06 22:13:03,852 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2023-11-06 22:13:03,852 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2023-11-06 22:13:03,852 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,853 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2023-11-06 22:13:03,853 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2023-11-06 22:13:03,853 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,853 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,853 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,853 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,853 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,854 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,854 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,854 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-11-06 22:13:03,854 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,854 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,854 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,854 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,855 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2023-11-06 22:13:03,855 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:13:03,855 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,855 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,855 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2023-11-06 22:13:03,855 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,855 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,855 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,856 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,856 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,856 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,856 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,856 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2023-11-06 22:13:03,856 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2023-11-06 22:13:03,856 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,857 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2023-11-06 22:13:03,857 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,857 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2023-11-06 22:13:03,857 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,857 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2023-11-06 22:13:03,857 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2023-11-06 22:13:03,861 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 22:13:03,863 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:13:03,888 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated [2023-11-06 22:13:03,900 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated [2023-11-06 22:13:03,920 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated [2023-11-06 22:13:03,934 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated [2023-11-06 22:13:03,939 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated [2023-11-06 22:13:03,953 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated [2023-11-06 22:13:03,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:13:03 BoogieIcfgContainer [2023-11-06 22:13:03,954 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:13:03,955 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:13:03,955 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:13:03,955 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:13:03,957 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:09:51" (3/4) ... [2023-11-06 22:13:03,959 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:13:04,011 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-06 22:13:04,014 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-06 22:13:04,018 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:13:04,021 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:13:04,303 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:13:04,303 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:13:04,303 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:13:04,304 INFO L158 Benchmark]: Toolchain (without parser) took 198289.26ms. Allocated memory was 184.5MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 134.2MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 638.3MB. Max. memory is 16.1GB. [2023-11-06 22:13:04,305 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:13:04,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1287.69ms. Allocated memory is still 184.5MB. Free memory was 134.2MB in the beginning and 119.6MB in the end (delta: 14.5MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. [2023-11-06 22:13:04,305 INFO L158 Benchmark]: Boogie Procedure Inliner took 267.15ms. Allocated memory is still 184.5MB. Free memory was 119.6MB in the beginning and 81.9MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-06 22:13:04,308 INFO L158 Benchmark]: Boogie Preprocessor took 246.04ms. Allocated memory is still 184.5MB. Free memory was 81.9MB in the beginning and 64.3MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:13:04,308 INFO L158 Benchmark]: RCFGBuilder took 3881.44ms. Allocated memory was 184.5MB in the beginning and 304.1MB in the end (delta: 119.5MB). Free memory was 64.3MB in the beginning and 178.1MB in the end (delta: -113.7MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2023-11-06 22:13:04,309 INFO L158 Benchmark]: TraceAbstraction took 192247.76ms. Allocated memory was 304.1MB in the beginning and 2.2GB in the end (delta: 1.9GB). Free memory was 177.0MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2023-11-06 22:13:04,311 INFO L158 Benchmark]: Witness Printer took 348.76ms. Allocated memory is still 2.2GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-06 22:13:04,319 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 102.8MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1287.69ms. Allocated memory is still 184.5MB. Free memory was 134.2MB in the beginning and 119.6MB in the end (delta: 14.5MB). Peak memory consumption was 61.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 267.15ms. Allocated memory is still 184.5MB. Free memory was 119.6MB in the beginning and 81.9MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 246.04ms. Allocated memory is still 184.5MB. Free memory was 81.9MB in the beginning and 64.3MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 3881.44ms. Allocated memory was 184.5MB in the beginning and 304.1MB in the end (delta: 119.5MB). Free memory was 64.3MB in the beginning and 178.1MB in the end (delta: -113.7MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. * TraceAbstraction took 192247.76ms. Allocated memory was 304.1MB in the beginning and 2.2GB in the end (delta: 1.9GB). Free memory was 177.0MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * Witness Printer took 348.76ms. Allocated memory is still 2.2GB. Free memory was 1.5GB in the beginning and 1.5GB 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.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated * 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: 134]: 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: 192.1s, OverallIterations: 27, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 62.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 74.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12603 SdHoareTripleChecker+Valid, 56.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12603 mSDsluCounter, 8801 SdHoareTripleChecker+Invalid, 48.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1340 mSDsCounter, 5314 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33948 IncrementalHoareTripleChecker+Invalid, 39262 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5314 mSolverCounterUnsat, 7461 mSDtfsCounter, 33948 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7945 GetRequests, 7863 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=31500occurred in iteration=24, InterpolantAutomatonStates: 106, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.6s AutomataMinimizationTime, 27 MinimizatonAttempts, 47820 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 304 NumberOfFragments, 2310 HoareAnnotationTreeSize, 4 FomulaSimplifications, 626783 FormulaSimplificationTreeSizeReduction, 55.1s HoareSimplificationTime, 4 FomulaSimplificationsInter, 67977 FormulaSimplificationTreeSizeReductionInter, 19.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 39.6s InterpolantComputationTime, 22888 NumberOfCodeBlocks, 22888 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 25752 ConstructedInterpolants, 234 QuantifiedInterpolants, 95768 SizeOfPredicates, 6 NumberOfNonLiveVariables, 5916 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 38 InterpolantComputations, 25 PerfectInterpolantSequences, 35081/39169 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 [2023-11-06 22:13:04,335 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated [2023-11-06 22:13:04,338 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated Derived loop invariant: ((((((((((((((((((((((((((((((((((((((a0 + 99) <= 0) && (0 <= (146 + a0))) && (a2 == 4)) || (((0 <= (a0 + 599997)) && ((500918 + a0) <= 0)) && (a2 <= 2))) || ((((a29 <= 41) && (0 <= (a0 + 599997))) && ((a0 + 99) <= 0)) && (3 == a2))) || ((((0 <= (a29 + 15)) && ((a0 + 99) <= 0)) && (0 <= (600001 + a0))) && (a2 <= 2))) || (((((0 <= (((600067 + a0) / 5) + 61)) && (a29 <= 41)) && (0 <= (a29 + 15))) && ((a0 + 99) <= 0)) && ((0 < (((600067 + a0) / 5) + 61)) || !((((2 + a0) % 5) == 0))))) || ((((((a29 <= 41) && (0 <= (a29 + 15))) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (3 == a2))) || (((0 <= (a0 + 599997)) && ((500918 + a0) <= 0)) && (3 == a2))) || (((((44 <= a29) && (0 <= (a0 + 60))) && (5 <= a2)) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371))) || ((((89 + a4) <= 0) && (!((a2 == 4)) || (0 < (a29 + 16)))) && ((a0 + 61) <= 0))) || (((((0 <= (a0 + 60)) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && ((a29 + 127) <= 0)) && (a2 <= 2))) || (((((44 <= a29) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (3 == a2))) || ((((89 + a4) <= 0) && ((52093 + a29) <= 0)) && ((a0 + 61) <= 0))) || ((((a0 + 99) <= 0) && (5 <= a2)) && (a29 <= 43))) || ((((98 + a0) <= 0) && (0 <= (146 + a0))) && (3 == a2))) || (((((a29 <= 41) && (0 <= (a0 + 599997))) && (0 <= (a29 + 15))) && (a2 == 1)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371))) || ((((0 <= (((600067 + a0) / 5) + 61)) && (44 <= a29)) && ((a0 + 99) <= 0)) && ((0 < (((600067 + a0) / 5) + 61)) || !((((2 + a0) % 5) == 0))))) || (((a2 == 1) && ((a4 + 86) <= 0)) && ((a29 + 144) <= 0))) || (((a0 + 99) <= 0) && ((89 + a4) <= 0))) || ((a0 + 147) <= 0)) || (((((44 <= a29) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a2 <= 2))) || ((((((a29 <= 41) && (0 <= (a29 + 15))) && (0 <= (a0 + 60))) && (5 <= a2)) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371))) || ((((a29 <= 41) && (0 <= (a29 + 15))) && ((98 + a0) <= 0)) && (0 <= (600001 + a0)))) || ((((0 <= (a0 + 599997)) && ((a0 + 99) <= 0)) && ((a4 + 86) <= 0)) && (3 == a2))) || (((44 <= a29) && ((98 + a0) <= 0)) && (0 <= (146 + a0)))) || ((((((0 <= (a29 + 15)) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (a2 == 4)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a29 <= 43))) || (((((0 <= (((600067 + a0) / 5) + 61)) && (a29 <= 41)) && ((500918 + a0) <= 0)) && ((0 < (((600067 + a0) / 5) + 61)) || !((((2 + a0) % 5) == 0)))) && (3 == a2))) || ((((((89 + a4) <= 0) && (0 <= (a0 + 60))) && (a2 == 4)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a29 <= 43))) || ((((98 + a0) <= 0) && (0 <= (146 + a0))) && (a2 == 1))) || (((((89 + a4) <= 0) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (3 == a2)) && ((a29 + 127) <= 0))) || (((0 <= (a29 + 15)) && ((98 + a0) <= 0)) && (a2 == 4))) || ((((89 + a4) <= 0) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a2 <= 2))) || (((0 <= (a0 + 599997)) && ((a0 + 99) <= 0)) && (a2 == 1))) || (((((a29 <= 41) && (0 <= (146 + a0))) && ((a4 + 86) <= 0)) && (3 == a2)) && ((a0 + 61) <= 0))) || ((((a29 <= 41) && (0 <= (146 + a0))) && (a2 == 1)) && ((a0 + 61) <= 0))) || ((((98 + a0) <= 0) && (0 <= (146 + a0))) && (5 <= a2))) - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant [2023-11-06 22:13:04,342 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated [2023-11-06 22:13:04,345 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated Derived loop invariant: ((((((((((((((((((((((((((((((((((((((a0 + 99) <= 0) && (0 <= (146 + a0))) && (a2 == 4)) || (((0 <= (a0 + 599997)) && ((500918 + a0) <= 0)) && (a2 <= 2))) || ((((0 <= (a29 + 15)) && ((a0 + 99) <= 0)) && (0 <= (600001 + a0))) && (a2 <= 2))) || (((((0 <= (((600067 + a0) / 5) + 61)) && (a29 <= 41)) && (0 <= (a29 + 15))) && ((a0 + 99) <= 0)) && ((0 < (((600067 + a0) / 5) + 61)) || !((((2 + a0) % 5) == 0))))) || ((((((a29 <= 41) && (0 <= (a29 + 15))) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (3 == a2))) || (((0 <= (a0 + 599997)) && ((500918 + a0) <= 0)) && (3 == a2))) || (((((44 <= a29) && (0 <= (a0 + 60))) && (5 <= a2)) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371))) || ((((89 + a4) <= 0) && (!((a2 == 4)) || (0 < (a29 + 16)))) && ((a0 + 61) <= 0))) || (((((0 <= (((600067 + a0) / 5) + 61)) && (a29 <= 41)) && ((98 + a0) <= 0)) && ((0 < (((600067 + a0) / 5) + 61)) || !((((2 + a0) % 5) == 0)))) && (3 == a2))) || (((((0 <= (a0 + 60)) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && ((a29 + 127) <= 0)) && (a2 <= 2))) || (((((44 <= a29) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (3 == a2))) || ((((89 + a4) <= 0) && ((52093 + a29) <= 0)) && ((a0 + 61) <= 0))) || ((((a0 + 99) <= 0) && (5 <= a2)) && (a29 <= 43))) || ((((a2 == 1) && ((a4 + 86) <= 0)) && ((a0 + 61) <= 0)) && ((a29 + 144) <= 0))) || ((((98 + a0) <= 0) && (0 <= (146 + a0))) && (3 == a2))) || ((((0 <= (a29 + 15)) && ((98 + a0) <= 0)) && (0 <= (146 + a0))) && (5 <= a2))) || (((((a29 <= 41) && (0 <= (a0 + 599997))) && (0 <= (a29 + 15))) && (a2 == 1)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371))) || ((((0 <= (((600067 + a0) / 5) + 61)) && (44 <= a29)) && ((a0 + 99) <= 0)) && ((0 < (((600067 + a0) / 5) + 61)) || !((((2 + a0) % 5) == 0))))) || (((a0 + 99) <= 0) && ((89 + a4) <= 0))) || (((a29 <= 41) && ((98 + a0) <= 0)) && (5 <= a2))) || ((a0 + 147) <= 0)) || (((((44 <= a29) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a2 <= 2))) || ((((((a29 <= 41) && (0 <= (a29 + 15))) && (0 <= (a0 + 60))) && (5 <= a2)) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371))) || ((((0 <= (a0 + 599997)) && ((a0 + 99) <= 0)) && ((a4 + 86) <= 0)) && (3 == a2))) || (((44 <= a29) && ((98 + a0) <= 0)) && (0 <= (146 + a0)))) || ((((((0 <= (a29 + 15)) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (a2 == 4)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a29 <= 43))) || ((((((89 + a4) <= 0) && (0 <= (a0 + 60))) && (a2 == 4)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a29 <= 43))) || ((((98 + a0) <= 0) && (0 <= (146 + a0))) && (a2 == 1))) || (((((89 + a4) <= 0) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (3 == a2)) && ((a29 + 127) <= 0))) || (((0 <= (a29 + 15)) && ((98 + a0) <= 0)) && (a2 == 4))) || ((((a29 <= 41) && (0 <= (a29 + 15))) && ((98 + a0) <= 0)) && (0 <= (146 + a0)))) || ((((89 + a4) <= 0) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a2 <= 2))) || (((0 <= (a0 + 599997)) && ((a0 + 99) <= 0)) && (a2 == 1))) || (((((a29 <= 41) && (0 <= (146 + a0))) && ((a4 + 86) <= 0)) && (3 == a2)) && ((a0 + 61) <= 0))) || ((((a29 <= 41) && (0 <= (146 + a0))) && (a2 == 1)) && ((a0 + 61) <= 0))) - InvariantResult [Line: 1776]: Loop Invariant [2023-11-06 22:13:04,349 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated [2023-11-06 22:13:04,352 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_y_39 : int :: v_y_39 + 9 <= 0 && 0 <= (v_y_39 * 10 + 3459800) / 9 + ~a0~0) could not be translated Derived loop invariant: ((((((((((((((((((((((((((((((((((((((a0 + 99) <= 0) && (0 <= (146 + a0))) && (a2 == 4)) || (((0 <= (a0 + 599997)) && ((500918 + a0) <= 0)) && (a2 <= 2))) || ((((0 <= (a29 + 15)) && ((a0 + 99) <= 0)) && (0 <= (600001 + a0))) && (a2 <= 2))) || (((((0 <= (((600067 + a0) / 5) + 61)) && (a29 <= 41)) && (0 <= (a29 + 15))) && ((a0 + 99) <= 0)) && ((0 < (((600067 + a0) / 5) + 61)) || !((((2 + a0) % 5) == 0))))) || ((((((a29 <= 41) && (0 <= (a29 + 15))) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (3 == a2))) || (((0 <= (a0 + 599997)) && ((500918 + a0) <= 0)) && (3 == a2))) || (((((44 <= a29) && (0 <= (a0 + 60))) && (5 <= a2)) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371))) || ((((89 + a4) <= 0) && (!((a2 == 4)) || (0 < (a29 + 16)))) && ((a0 + 61) <= 0))) || (((((0 <= (((600067 + a0) / 5) + 61)) && (a29 <= 41)) && ((98 + a0) <= 0)) && ((0 < (((600067 + a0) / 5) + 61)) || !((((2 + a0) % 5) == 0)))) && (3 == a2))) || (((((0 <= (a0 + 60)) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && ((a29 + 127) <= 0)) && (a2 <= 2))) || (((((44 <= a29) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (3 == a2))) || ((((89 + a4) <= 0) && ((52093 + a29) <= 0)) && ((a0 + 61) <= 0))) || ((((a0 + 99) <= 0) && (5 <= a2)) && (a29 <= 43))) || ((((98 + a0) <= 0) && (0 <= (146 + a0))) && (3 == a2))) || ((((0 <= (a29 + 15)) && ((98 + a0) <= 0)) && (0 <= (146 + a0))) && (5 <= a2))) || (((((a29 <= 41) && (0 <= (a0 + 599997))) && (0 <= (a29 + 15))) && (a2 == 1)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371))) || ((((0 <= (((600067 + a0) / 5) + 61)) && (44 <= a29)) && ((a0 + 99) <= 0)) && ((0 < (((600067 + a0) / 5) + 61)) || !((((2 + a0) % 5) == 0))))) || (((a2 == 1) && ((a4 + 86) <= 0)) && ((a29 + 144) <= 0))) || (((a0 + 99) <= 0) && ((89 + a4) <= 0))) || (((a29 <= 41) && ((98 + a0) <= 0)) && (5 <= a2))) || ((a0 + 147) <= 0)) || (((((44 <= a29) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a2 <= 2))) || ((((((a29 <= 41) && (0 <= (a29 + 15))) && (0 <= (a0 + 60))) && (5 <= a2)) && ((a4 + 86) <= 0)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371))) || ((((0 <= (a0 + 599997)) && ((a0 + 99) <= 0)) && ((a4 + 86) <= 0)) && (3 == a2))) || (((44 <= a29) && ((98 + a0) <= 0)) && (0 <= (146 + a0)))) || ((((((0 <= (a29 + 15)) && (0 <= (a0 + 60))) && ((a4 + 86) <= 0)) && (a2 == 4)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a29 <= 43))) || ((((((89 + a4) <= 0) && (0 <= (a0 + 60))) && (a2 == 4)) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a29 <= 43))) || ((((98 + a0) <= 0) && (0 <= (146 + a0))) && (a2 == 1))) || (((((89 + a4) <= 0) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (3 == a2)) && ((a29 + 127) <= 0))) || (((0 <= (a29 + 15)) && ((98 + a0) <= 0)) && (a2 == 4))) || ((((a29 <= 41) && (0 <= (a29 + 15))) && ((98 + a0) <= 0)) && (0 <= (146 + a0)))) || ((((89 + a4) <= 0) && (((3459790 + ((a0 / 5) * 10)) / 9) <= 600371)) && (a2 <= 2))) || (((0 <= (a0 + 599997)) && ((a0 + 99) <= 0)) && (a2 == 1))) || (((((a29 <= 41) && (0 <= (146 + a0))) && ((a4 + 86) <= 0)) && (3 == a2)) && ((a0 + 61) <= 0))) || ((((a29 <= 41) && (0 <= (146 + a0))) && (a2 == 1)) && ((a0 + 61) <= 0))) RESULT: Ultimate proved your program to be correct! [2023-11-06 22:13:04,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02c9f9fd-54c6-4c04-a645-c22e75d7cdac/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