./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label25.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50009d3cee115e6c946845c8dea73b682d6ca1c8ac2b72eafcca7237d27aa86d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:56:32,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:56:32,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:56:32,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:56:32,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:56:32,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:56:32,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:56:32,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:56:32,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:56:32,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:56:32,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:56:32,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:56:32,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:56:32,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:56:33,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:56:33,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:56:33,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:56:33,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:56:33,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:56:33,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:56:33,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:56:33,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:56:33,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:56:33,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:56:33,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:56:33,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:56:33,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:56:33,043 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:56:33,044 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:56:33,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:56:33,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:56:33,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:56:33,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:56:33,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:56:33,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:56:33,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:56:33,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:56:33,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:56:33,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:56:33,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:56:33,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:56:33,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-21 01:56:33,090 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:56:33,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:56:33,092 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:56:33,093 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:56:33,100 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:56:33,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:56:33,100 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:56:33,101 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:56:33,101 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:56:33,101 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:56:33,102 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:56:33,102 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:56:33,103 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:56:33,103 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:56:33,103 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:56:33,103 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:56:33,103 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:56:33,104 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:56:33,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:56:33,105 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 01:56:33,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:56:33,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 01:56:33,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:56:33,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:56:33,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:56:33,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:56:33,107 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 01:56:33,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:56:33,108 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:56:33,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:56:33,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:56:33,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:56:33,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:56:33,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:56:33,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:56:33,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:56:33,110 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:56:33,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:56:33,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:56:33,111 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:56:33,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:56:33,111 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50009d3cee115e6c946845c8dea73b682d6ca1c8ac2b72eafcca7237d27aa86d [2021-11-21 01:56:33,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:56:33,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:56:33,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:56:33,421 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:56:33,422 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:56:33,424 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2021-11-21 01:56:33,525 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/data/e87439abb/efdb53873703463981253f310cc14ba9/FLAG70756d213 [2021-11-21 01:56:34,392 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:56:34,394 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2021-11-21 01:56:34,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/data/e87439abb/efdb53873703463981253f310cc14ba9/FLAG70756d213 [2021-11-21 01:56:34,853 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/data/e87439abb/efdb53873703463981253f310cc14ba9 [2021-11-21 01:56:34,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:56:34,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:56:34,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:56:34,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:56:34,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:56:34,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:56:34" (1/1) ... [2021-11-21 01:56:34,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9315e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:34, skipping insertion in model container [2021-11-21 01:56:34,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:56:34" (1/1) ... [2021-11-21 01:56:34,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:56:35,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:56:36,642 WARN L230 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_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/sv-benchmarks/c/eca-rers2012/Problem04_label25.c[181963,181976] [2021-11-21 01:56:36,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:56:36,677 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:56:37,589 WARN L230 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_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/sv-benchmarks/c/eca-rers2012/Problem04_label25.c[181963,181976] [2021-11-21 01:56:37,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:56:37,624 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:56:37,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37 WrapperNode [2021-11-21 01:56:37,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:56:37,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:56:37,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:56:37,626 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:56:37,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (1/1) ... [2021-11-21 01:56:37,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (1/1) ... [2021-11-21 01:56:37,959 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5572 [2021-11-21 01:56:37,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:56:37,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:56:37,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:56:37,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:56:37,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (1/1) ... [2021-11-21 01:56:37,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (1/1) ... [2021-11-21 01:56:37,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (1/1) ... [2021-11-21 01:56:37,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (1/1) ... [2021-11-21 01:56:38,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (1/1) ... [2021-11-21 01:56:38,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (1/1) ... [2021-11-21 01:56:38,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (1/1) ... [2021-11-21 01:56:38,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:56:38,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:56:38,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:56:38,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:56:38,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (1/1) ... [2021-11-21 01:56:38,323 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:56:38,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:56:38,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:56:38,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:56:38,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:56:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:56:38,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:56:38,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:56:38,528 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:56:38,530 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:56:42,509 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:56:42,967 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:56:42,967 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 01:56:42,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:56:42 BoogieIcfgContainer [2021-11-21 01:56:42,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:56:42,977 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:56:42,977 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:56:42,980 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:56:42,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:56:34" (1/3) ... [2021-11-21 01:56:42,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fc6548a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:56:42, skipping insertion in model container [2021-11-21 01:56:42,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:56:37" (2/3) ... [2021-11-21 01:56:42,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fc6548a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:56:42, skipping insertion in model container [2021-11-21 01:56:42,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:56:42" (3/3) ... [2021-11-21 01:56:42,984 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem04_label25.c [2021-11-21 01:56:42,992 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:56:42,993 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:56:43,058 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:56:43,067 INFO L339 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=FINITE_AUTOMATA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 01:56:43,067 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:56:43,116 INFO L276 IsEmpty]: Start isEmpty. Operand has 763 states, 761 states have (on average 1.9908015768725362) internal successors, (1515), 762 states have internal predecessors, (1515), 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) [2021-11-21 01:56:43,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2021-11-21 01:56:43,176 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:56:43,177 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:56:43,178 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:56:43,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:56:43,184 INFO L85 PathProgramCache]: Analyzing trace with hash 2067701069, now seen corresponding path program 1 times [2021-11-21 01:56:43,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:56:43,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757967917] [2021-11-21 01:56:43,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:56:43,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:56:43,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:56:45,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:56:45,667 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:56:45,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757967917] [2021-11-21 01:56:45,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757967917] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:56:45,668 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:56:45,669 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-21 01:56:45,670 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130699294] [2021-11-21 01:56:45,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:56:45,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-21 01:56:45,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:56:45,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-21 01:56:45,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2021-11-21 01:56:45,723 INFO L87 Difference]: Start difference. First operand has 763 states, 761 states have (on average 1.9908015768725362) internal successors, (1515), 762 states have internal predecessors, (1515), 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 12 states, 12 states have (on average 62.916666666666664) internal successors, (755), 11 states have internal predecessors, (755), 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) [2021-11-21 01:56:54,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:56:54,810 INFO L93 Difference]: Finished difference Result 2246 states and 4468 transitions. [2021-11-21 01:56:54,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 01:56:54,813 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 62.916666666666664) internal successors, (755), 11 states have internal predecessors, (755), 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 755 [2021-11-21 01:56:54,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:56:54,854 INFO L225 Difference]: With dead ends: 2246 [2021-11-21 01:56:54,855 INFO L226 Difference]: Without dead ends: 1480 [2021-11-21 01:56:54,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2021-11-21 01:56:54,868 INFO L933 BasicCegarLoop]: 787 mSDtfsCounter, 1333 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 11379 mSolverCounterSat, 713 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 843 SdHoareTripleChecker+Invalid, 12092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 713 IncrementalHoareTripleChecker+Valid, 11379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2021-11-21 01:56:54,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 843 Invalid, 12092 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [713 Valid, 11379 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2021-11-21 01:56:54,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1480 states. [2021-11-21 01:56:55,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1480 to 1480. [2021-11-21 01:56:55,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1480 states, 1479 states have (on average 1.511156186612576) internal successors, (2235), 1479 states have internal predecessors, (2235), 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) [2021-11-21 01:56:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1480 states and 2235 transitions. [2021-11-21 01:56:55,026 INFO L78 Accepts]: Start accepts. Automaton has 1480 states and 2235 transitions. Word has length 755 [2021-11-21 01:56:55,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:56:55,029 INFO L470 AbstractCegarLoop]: Abstraction has 1480 states and 2235 transitions. [2021-11-21 01:56:55,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 62.916666666666664) internal successors, (755), 11 states have internal predecessors, (755), 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) [2021-11-21 01:56:55,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2235 transitions. [2021-11-21 01:56:55,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2021-11-21 01:56:55,063 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:56:55,064 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:56:55,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 01:56:55,065 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:56:55,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:56:55,068 INFO L85 PathProgramCache]: Analyzing trace with hash 541654008, now seen corresponding path program 1 times [2021-11-21 01:56:55,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:56:55,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680837479] [2021-11-21 01:56:55,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:56:55,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:56:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:56:56,861 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:56:56,862 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:56:56,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680837479] [2021-11-21 01:56:56,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680837479] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:56:56,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:56:56,864 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-21 01:56:56,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740538683] [2021-11-21 01:56:56,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:56:56,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-21 01:56:56,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:56:56,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-21 01:56:56,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-11-21 01:56:56,871 INFO L87 Difference]: Start difference. First operand 1480 states and 2235 transitions. Second operand has 13 states, 13 states have (on average 59.23076923076923) internal successors, (770), 12 states have internal predecessors, (770), 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) [2021-11-21 01:57:03,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:03,892 INFO L93 Difference]: Finished difference Result 3684 states and 6623 transitions. [2021-11-21 01:57:03,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-21 01:57:03,893 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 59.23076923076923) internal successors, (770), 12 states have internal predecessors, (770), 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 770 [2021-11-21 01:57:03,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:03,913 INFO L225 Difference]: With dead ends: 3684 [2021-11-21 01:57:03,913 INFO L226 Difference]: Without dead ends: 2924 [2021-11-21 01:57:03,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=105, Invalid=167, Unknown=0, NotChecked=0, Total=272 [2021-11-21 01:57:03,922 INFO L933 BasicCegarLoop]: 785 mSDtfsCounter, 3002 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 7927 mSolverCounterSat, 1408 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3002 SdHoareTripleChecker+Valid, 823 SdHoareTripleChecker+Invalid, 9335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1408 IncrementalHoareTripleChecker+Valid, 7927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:03,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3002 Valid, 823 Invalid, 9335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1408 Valid, 7927 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2021-11-21 01:57:03,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2924 states. [2021-11-21 01:57:03,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2924 to 2924. [2021-11-21 01:57:03,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2924 states, 2923 states have (on average 1.2706123845364352) internal successors, (3714), 2923 states have internal predecessors, (3714), 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) [2021-11-21 01:57:03,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2924 states and 3714 transitions. [2021-11-21 01:57:03,998 INFO L78 Accepts]: Start accepts. Automaton has 2924 states and 3714 transitions. Word has length 770 [2021-11-21 01:57:04,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:04,004 INFO L470 AbstractCegarLoop]: Abstraction has 2924 states and 3714 transitions. [2021-11-21 01:57:04,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 59.23076923076923) internal successors, (770), 12 states have internal predecessors, (770), 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) [2021-11-21 01:57:04,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 3714 transitions. [2021-11-21 01:57:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2021-11-21 01:57:04,031 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:04,032 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:04,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 01:57:04,034 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:04,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:04,043 INFO L85 PathProgramCache]: Analyzing trace with hash 906228954, now seen corresponding path program 1 times [2021-11-21 01:57:04,043 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:04,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602470683] [2021-11-21 01:57:04,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:04,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 01:57:04,800 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:04,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602470683] [2021-11-21 01:57:04,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602470683] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:04,802 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:04,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:57:04,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719811661] [2021-11-21 01:57:04,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:04,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:04,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:04,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:04,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:04,806 INFO L87 Difference]: Start difference. First operand 2924 states and 3714 transitions. Second operand has 3 states, 3 states have (on average 252.33333333333334) internal successors, (757), 2 states have internal predecessors, (757), 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) [2021-11-21 01:57:07,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:07,388 INFO L93 Difference]: Finished difference Result 5886 states and 8212 transitions. [2021-11-21 01:57:07,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:07,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 252.33333333333334) internal successors, (757), 2 states have internal predecessors, (757), 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 777 [2021-11-21 01:57:07,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:07,411 INFO L225 Difference]: With dead ends: 5886 [2021-11-21 01:57:07,412 INFO L226 Difference]: Without dead ends: 3682 [2021-11-21 01:57:07,415 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:07,417 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 119 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2667 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 3047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 2667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:07,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 186 Invalid, 3047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 2667 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-11-21 01:57:07,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3682 states. [2021-11-21 01:57:07,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3682 to 3682. [2021-11-21 01:57:07,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.3729964683509917) internal successors, (5054), 3681 states have internal predecessors, (5054), 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) [2021-11-21 01:57:07,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 5054 transitions. [2021-11-21 01:57:07,505 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 5054 transitions. Word has length 777 [2021-11-21 01:57:07,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:07,506 INFO L470 AbstractCegarLoop]: Abstraction has 3682 states and 5054 transitions. [2021-11-21 01:57:07,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 252.33333333333334) internal successors, (757), 2 states have internal predecessors, (757), 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) [2021-11-21 01:57:07,507 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 5054 transitions. [2021-11-21 01:57:07,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2021-11-21 01:57:07,519 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:07,520 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:07,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 01:57:07,520 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:07,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:07,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1214620660, now seen corresponding path program 1 times [2021-11-21 01:57:07,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:07,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806814040] [2021-11-21 01:57:07,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:07,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:07,768 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 01:57:07,769 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:07,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806814040] [2021-11-21 01:57:07,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806814040] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:07,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:07,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:57:07,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547086609] [2021-11-21 01:57:07,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:07,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:57:07,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:07,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:57:07,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:57:07,773 INFO L87 Difference]: Start difference. First operand 3682 states and 5054 transitions. Second operand has 4 states, 4 states have (on average 195.25) internal successors, (781), 3 states have internal predecessors, (781), 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) [2021-11-21 01:57:11,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:11,998 INFO L93 Difference]: Finished difference Result 10434 states and 15869 transitions. [2021-11-21 01:57:11,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:57:11,999 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 195.25) internal successors, (781), 3 states have internal predecessors, (781), 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 781 [2021-11-21 01:57:11,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:12,038 INFO L225 Difference]: With dead ends: 10434 [2021-11-21 01:57:12,039 INFO L226 Difference]: Without dead ends: 7472 [2021-11-21 01:57:12,044 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:12,045 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1525 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 5236 mSolverCounterSat, 864 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1525 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 6100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 864 IncrementalHoareTripleChecker+Valid, 5236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:12,046 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1525 Valid, 336 Invalid, 6100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [864 Valid, 5236 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2021-11-21 01:57:12,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7472 states. [2021-11-21 01:57:12,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7472 to 6714. [2021-11-21 01:57:12,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6714 states, 6713 states have (on average 1.4433189334127812) internal successors, (9689), 6713 states have internal predecessors, (9689), 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) [2021-11-21 01:57:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6714 states to 6714 states and 9689 transitions. [2021-11-21 01:57:12,226 INFO L78 Accepts]: Start accepts. Automaton has 6714 states and 9689 transitions. Word has length 781 [2021-11-21 01:57:12,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:12,227 INFO L470 AbstractCegarLoop]: Abstraction has 6714 states and 9689 transitions. [2021-11-21 01:57:12,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 195.25) internal successors, (781), 3 states have internal predecessors, (781), 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) [2021-11-21 01:57:12,228 INFO L276 IsEmpty]: Start isEmpty. Operand 6714 states and 9689 transitions. [2021-11-21 01:57:12,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 784 [2021-11-21 01:57:12,246 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:12,247 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:12,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 01:57:12,248 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:12,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:12,248 INFO L85 PathProgramCache]: Analyzing trace with hash 117768498, now seen corresponding path program 1 times [2021-11-21 01:57:12,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:12,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778949053] [2021-11-21 01:57:12,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:12,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:13,067 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 01:57:13,067 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:13,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778949053] [2021-11-21 01:57:13,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778949053] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:13,068 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:13,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:57:13,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769639456] [2021-11-21 01:57:13,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:13,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 01:57:13,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:13,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 01:57:13,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-21 01:57:13,073 INFO L87 Difference]: Start difference. First operand 6714 states and 9689 transitions. Second operand has 4 states, 4 states have (on average 193.0) internal successors, (772), 3 states have internal predecessors, (772), 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) [2021-11-21 01:57:17,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:17,443 INFO L93 Difference]: Finished difference Result 18012 states and 27643 transitions. [2021-11-21 01:57:17,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 01:57:17,454 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 193.0) internal successors, (772), 3 states have internal predecessors, (772), 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 783 [2021-11-21 01:57:17,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:17,509 INFO L225 Difference]: With dead ends: 18012 [2021-11-21 01:57:17,510 INFO L226 Difference]: Without dead ends: 11262 [2021-11-21 01:57:17,517 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:17,519 INFO L933 BasicCegarLoop]: 715 mSDtfsCounter, 783 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 3379 mSolverCounterSat, 2229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 783 SdHoareTripleChecker+Valid, 728 SdHoareTripleChecker+Invalid, 5608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2229 IncrementalHoareTripleChecker+Valid, 3379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:17,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [783 Valid, 728 Invalid, 5608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2229 Valid, 3379 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2021-11-21 01:57:17,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11262 states. [2021-11-21 01:57:17,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11262 to 8988. [2021-11-21 01:57:17,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8988 states, 8987 states have (on average 1.1245131857126962) internal successors, (10106), 8987 states have internal predecessors, (10106), 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) [2021-11-21 01:57:17,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8988 states to 8988 states and 10106 transitions. [2021-11-21 01:57:17,799 INFO L78 Accepts]: Start accepts. Automaton has 8988 states and 10106 transitions. Word has length 783 [2021-11-21 01:57:17,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:17,800 INFO L470 AbstractCegarLoop]: Abstraction has 8988 states and 10106 transitions. [2021-11-21 01:57:17,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 193.0) internal successors, (772), 3 states have internal predecessors, (772), 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) [2021-11-21 01:57:17,801 INFO L276 IsEmpty]: Start isEmpty. Operand 8988 states and 10106 transitions. [2021-11-21 01:57:17,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 859 [2021-11-21 01:57:17,830 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:17,831 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:17,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 01:57:17,831 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:17,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:17,833 INFO L85 PathProgramCache]: Analyzing trace with hash -2139072800, now seen corresponding path program 1 times [2021-11-21 01:57:17,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:17,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059887232] [2021-11-21 01:57:17,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:17,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-21 01:57:18,123 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:18,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059887232] [2021-11-21 01:57:18,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059887232] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:18,124 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:18,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:57:18,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717263378] [2021-11-21 01:57:18,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:18,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:18,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:18,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:18,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:18,128 INFO L87 Difference]: Start difference. First operand 8988 states and 10106 transitions. Second operand has 3 states, 3 states have (on average 276.0) internal successors, (828), 2 states have internal predecessors, (828), 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) [2021-11-21 01:57:20,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:20,016 INFO L93 Difference]: Finished difference Result 22562 states and 25417 transitions. [2021-11-21 01:57:20,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:20,017 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 276.0) internal successors, (828), 2 states have internal predecessors, (828), 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 858 [2021-11-21 01:57:20,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:20,046 INFO L225 Difference]: With dead ends: 22562 [2021-11-21 01:57:20,046 INFO L226 Difference]: Without dead ends: 14294 [2021-11-21 01:57:20,057 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:20,058 INFO L933 BasicCegarLoop]: 79 mSDtfsCounter, 739 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 2027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:20,059 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [739 Valid, 85 Invalid, 2027 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-21 01:57:20,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14294 states. [2021-11-21 01:57:20,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14294 to 14294. [2021-11-21 01:57:20,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14294 states, 14293 states have (on average 1.0962009375218638) internal successors, (15668), 14293 states have internal predecessors, (15668), 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) [2021-11-21 01:57:20,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14294 states to 14294 states and 15668 transitions. [2021-11-21 01:57:20,327 INFO L78 Accepts]: Start accepts. Automaton has 14294 states and 15668 transitions. Word has length 858 [2021-11-21 01:57:20,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:20,327 INFO L470 AbstractCegarLoop]: Abstraction has 14294 states and 15668 transitions. [2021-11-21 01:57:20,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 276.0) internal successors, (828), 2 states have internal predecessors, (828), 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) [2021-11-21 01:57:20,328 INFO L276 IsEmpty]: Start isEmpty. Operand 14294 states and 15668 transitions. [2021-11-21 01:57:20,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 908 [2021-11-21 01:57:20,360 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:20,361 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:20,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-21 01:57:20,362 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:20,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:20,363 INFO L85 PathProgramCache]: Analyzing trace with hash 42061536, now seen corresponding path program 1 times [2021-11-21 01:57:20,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:20,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178631786] [2021-11-21 01:57:20,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:20,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:20,747 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 01:57:20,747 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:20,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178631786] [2021-11-21 01:57:20,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178631786] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:20,748 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:20,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:57:20,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364019716] [2021-11-21 01:57:20,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:20,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:20,750 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:20,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:20,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:20,751 INFO L87 Difference]: Start difference. First operand 14294 states and 15668 transitions. Second operand has 3 states, 3 states have (on average 298.0) internal successors, (894), 3 states have internal predecessors, (894), 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) [2021-11-21 01:57:22,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:23,000 INFO L93 Difference]: Finished difference Result 39238 states and 43328 transitions. [2021-11-21 01:57:23,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:23,000 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 298.0) internal successors, (894), 3 states have internal predecessors, (894), 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 907 [2021-11-21 01:57:23,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:23,046 INFO L225 Difference]: With dead ends: 39238 [2021-11-21 01:57:23,046 INFO L226 Difference]: Without dead ends: 25664 [2021-11-21 01:57:23,062 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:23,063 INFO L933 BasicCegarLoop]: 860 mSDtfsCounter, 778 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1873 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 778 SdHoareTripleChecker+Valid, 867 SdHoareTripleChecker+Invalid, 2064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:23,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [778 Valid, 867 Invalid, 2064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1873 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-21 01:57:23,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25664 states. [2021-11-21 01:57:23,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25664 to 25664. [2021-11-21 01:57:23,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25664 states, 25663 states have (on average 1.0951564509215603) internal successors, (28105), 25663 states have internal predecessors, (28105), 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) [2021-11-21 01:57:23,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25664 states to 25664 states and 28105 transitions. [2021-11-21 01:57:23,477 INFO L78 Accepts]: Start accepts. Automaton has 25664 states and 28105 transitions. Word has length 907 [2021-11-21 01:57:23,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:23,477 INFO L470 AbstractCegarLoop]: Abstraction has 25664 states and 28105 transitions. [2021-11-21 01:57:23,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 298.0) internal successors, (894), 3 states have internal predecessors, (894), 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) [2021-11-21 01:57:23,478 INFO L276 IsEmpty]: Start isEmpty. Operand 25664 states and 28105 transitions. [2021-11-21 01:57:23,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 942 [2021-11-21 01:57:23,525 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:23,526 INFO L514 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:23,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-21 01:57:23,527 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:23,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:23,528 INFO L85 PathProgramCache]: Analyzing trace with hash -756718134, now seen corresponding path program 1 times [2021-11-21 01:57:23,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:23,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984277601] [2021-11-21 01:57:23,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:23,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:23,844 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-21 01:57:23,844 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:23,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984277601] [2021-11-21 01:57:23,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984277601] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:23,844 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:23,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:57:23,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984467496] [2021-11-21 01:57:23,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:23,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:23,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:23,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:23,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:23,847 INFO L87 Difference]: Start difference. First operand 25664 states and 28105 transitions. Second operand has 3 states, 3 states have (on average 293.3333333333333) internal successors, (880), 2 states have internal predecessors, (880), 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) [2021-11-21 01:57:26,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:26,068 INFO L93 Difference]: Finished difference Result 63494 states and 70322 transitions. [2021-11-21 01:57:26,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:26,072 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 293.3333333333333) internal successors, (880), 2 states have internal predecessors, (880), 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 941 [2021-11-21 01:57:26,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:26,146 INFO L225 Difference]: With dead ends: 63494 [2021-11-21 01:57:26,146 INFO L226 Difference]: Without dead ends: 38550 [2021-11-21 01:57:26,174 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:26,175 INFO L933 BasicCegarLoop]: 196 mSDtfsCounter, 688 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 688 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 2009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:26,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [688 Valid, 202 Invalid, 2009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1742 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-21 01:57:26,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38550 states. [2021-11-21 01:57:26,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38550 to 34760. [2021-11-21 01:57:26,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34760 states, 34759 states have (on average 1.0872292068241318) internal successors, (37791), 34759 states have internal predecessors, (37791), 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) [2021-11-21 01:57:26,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34760 states to 34760 states and 37791 transitions. [2021-11-21 01:57:26,701 INFO L78 Accepts]: Start accepts. Automaton has 34760 states and 37791 transitions. Word has length 941 [2021-11-21 01:57:26,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:26,702 INFO L470 AbstractCegarLoop]: Abstraction has 34760 states and 37791 transitions. [2021-11-21 01:57:26,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 293.3333333333333) internal successors, (880), 2 states have internal predecessors, (880), 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) [2021-11-21 01:57:26,703 INFO L276 IsEmpty]: Start isEmpty. Operand 34760 states and 37791 transitions. [2021-11-21 01:57:26,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 973 [2021-11-21 01:57:26,761 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:26,765 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:26,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-21 01:57:26,766 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:26,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:26,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1234784626, now seen corresponding path program 1 times [2021-11-21 01:57:26,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:26,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162650013] [2021-11-21 01:57:26,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:26,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:26,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:27,224 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-21 01:57:27,224 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:27,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162650013] [2021-11-21 01:57:27,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162650013] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:27,225 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:27,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-21 01:57:27,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71710014] [2021-11-21 01:57:27,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:27,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:27,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:27,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:27,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:27,229 INFO L87 Difference]: Start difference. First operand 34760 states and 37791 transitions. Second operand has 3 states, 3 states have (on average 293.6666666666667) internal successors, (881), 2 states have internal predecessors, (881), 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) [2021-11-21 01:57:29,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:29,403 INFO L93 Difference]: Finished difference Result 87750 states and 95335 transitions. [2021-11-21 01:57:29,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:29,406 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 293.6666666666667) internal successors, (881), 2 states have internal predecessors, (881), 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 972 [2021-11-21 01:57:29,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:29,473 INFO L225 Difference]: With dead ends: 87750 [2021-11-21 01:57:29,473 INFO L226 Difference]: Without dead ends: 53710 [2021-11-21 01:57:29,497 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:29,500 INFO L933 BasicCegarLoop]: 122 mSDtfsCounter, 718 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1733 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 718 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 1993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 1733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:29,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [718 Valid, 128 Invalid, 1993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 1733 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-21 01:57:29,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53710 states. [2021-11-21 01:57:30,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53710 to 52952. [2021-11-21 01:57:30,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52952 states, 52951 states have (on average 1.057468225340409) internal successors, (55994), 52951 states have internal predecessors, (55994), 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) [2021-11-21 01:57:30,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52952 states to 52952 states and 55994 transitions. [2021-11-21 01:57:30,379 INFO L78 Accepts]: Start accepts. Automaton has 52952 states and 55994 transitions. Word has length 972 [2021-11-21 01:57:30,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:30,380 INFO L470 AbstractCegarLoop]: Abstraction has 52952 states and 55994 transitions. [2021-11-21 01:57:30,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 293.6666666666667) internal successors, (881), 2 states have internal predecessors, (881), 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) [2021-11-21 01:57:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 52952 states and 55994 transitions. [2021-11-21 01:57:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2021-11-21 01:57:30,447 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:30,448 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:30,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-21 01:57:30,449 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:30,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:30,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1576028270, now seen corresponding path program 1 times [2021-11-21 01:57:30,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:30,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285833690] [2021-11-21 01:57:30,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:30,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:30,857 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 557 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-11-21 01:57:30,857 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:30,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285833690] [2021-11-21 01:57:30,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285833690] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:30,858 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:30,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:57:30,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027330149] [2021-11-21 01:57:30,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:30,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:30,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:30,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:30,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:30,861 INFO L87 Difference]: Start difference. First operand 52952 states and 55994 transitions. Second operand has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 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) [2021-11-21 01:57:33,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:33,082 INFO L93 Difference]: Finished difference Result 105942 states and 112032 transitions. [2021-11-21 01:57:33,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:33,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 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 1076 [2021-11-21 01:57:33,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:33,143 INFO L225 Difference]: With dead ends: 105942 [2021-11-21 01:57:33,143 INFO L226 Difference]: Without dead ends: 52952 [2021-11-21 01:57:33,174 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:33,175 INFO L933 BasicCegarLoop]: 929 mSDtfsCounter, 688 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1770 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 688 SdHoareTripleChecker+Valid, 936 SdHoareTripleChecker+Invalid, 1925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:33,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [688 Valid, 936 Invalid, 1925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1770 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-21 01:57:33,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52952 states. [2021-11-21 01:57:34,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52952 to 52194. [2021-11-21 01:57:34,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52194 states, 52193 states have (on average 1.050830571149388) internal successors, (54846), 52193 states have internal predecessors, (54846), 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) [2021-11-21 01:57:34,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52194 states to 52194 states and 54846 transitions. [2021-11-21 01:57:34,321 INFO L78 Accepts]: Start accepts. Automaton has 52194 states and 54846 transitions. Word has length 1076 [2021-11-21 01:57:34,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:34,322 INFO L470 AbstractCegarLoop]: Abstraction has 52194 states and 54846 transitions. [2021-11-21 01:57:34,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 328.3333333333333) internal successors, (985), 3 states have internal predecessors, (985), 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) [2021-11-21 01:57:34,322 INFO L276 IsEmpty]: Start isEmpty. Operand 52194 states and 54846 transitions. [2021-11-21 01:57:34,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1091 [2021-11-21 01:57:34,369 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:34,371 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:34,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-21 01:57:34,372 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:34,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:34,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1173827147, now seen corresponding path program 1 times [2021-11-21 01:57:34,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:34,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168341375] [2021-11-21 01:57:34,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:34,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:35,091 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 463 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-21 01:57:35,091 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:35,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168341375] [2021-11-21 01:57:35,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168341375] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:35,092 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:35,092 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:57:35,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124593283] [2021-11-21 01:57:35,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:35,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:35,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:35,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:35,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:35,096 INFO L87 Difference]: Start difference. First operand 52194 states and 54846 transitions. Second operand has 3 states, 3 states have (on average 301.6666666666667) internal successors, (905), 3 states have internal predecessors, (905), 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) [2021-11-21 01:57:37,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:37,512 INFO L93 Difference]: Finished difference Result 121860 states and 128784 transitions. [2021-11-21 01:57:37,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:37,512 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 301.6666666666667) internal successors, (905), 3 states have internal predecessors, (905), 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 1090 [2021-11-21 01:57:37,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:37,581 INFO L225 Difference]: With dead ends: 121860 [2021-11-21 01:57:37,581 INFO L226 Difference]: Without dead ends: 70386 [2021-11-21 01:57:37,728 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:37,745 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 756 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1777 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 756 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 2021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1777 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:37,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [756 Valid, 202 Invalid, 2021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1777 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-21 01:57:37,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70386 states. [2021-11-21 01:57:38,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70386 to 70386. [2021-11-21 01:57:38,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70386 states, 70385 states have (on average 1.045961497478156) internal successors, (73620), 70385 states have internal predecessors, (73620), 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) [2021-11-21 01:57:38,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70386 states to 70386 states and 73620 transitions. [2021-11-21 01:57:38,977 INFO L78 Accepts]: Start accepts. Automaton has 70386 states and 73620 transitions. Word has length 1090 [2021-11-21 01:57:38,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:38,977 INFO L470 AbstractCegarLoop]: Abstraction has 70386 states and 73620 transitions. [2021-11-21 01:57:38,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 301.6666666666667) internal successors, (905), 3 states have internal predecessors, (905), 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) [2021-11-21 01:57:38,992 INFO L276 IsEmpty]: Start isEmpty. Operand 70386 states and 73620 transitions. [2021-11-21 01:57:39,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1174 [2021-11-21 01:57:39,050 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:39,051 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:39,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-21 01:57:39,052 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:39,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:39,053 INFO L85 PathProgramCache]: Analyzing trace with hash 2025979812, now seen corresponding path program 1 times [2021-11-21 01:57:39,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:39,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999325807] [2021-11-21 01:57:39,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:39,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:39,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1117 backedges. 794 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2021-11-21 01:57:39,722 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:39,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999325807] [2021-11-21 01:57:39,722 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999325807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:39,722 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:39,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:57:39,723 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147968534] [2021-11-21 01:57:39,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:39,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:39,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:39,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:39,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:39,725 INFO L87 Difference]: Start difference. First operand 70386 states and 73620 transitions. Second operand has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 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) [2021-11-21 01:57:41,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:41,828 INFO L93 Difference]: Finished difference Result 137778 states and 144175 transitions. [2021-11-21 01:57:41,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:41,829 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 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 1173 [2021-11-21 01:57:41,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:41,899 INFO L225 Difference]: With dead ends: 137778 [2021-11-21 01:57:41,900 INFO L226 Difference]: Without dead ends: 68112 [2021-11-21 01:57:41,933 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:41,933 INFO L933 BasicCegarLoop]: 148 mSDtfsCounter, 745 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1824 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 745 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 2008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:41,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [745 Valid, 154 Invalid, 2008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 1824 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-21 01:57:41,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68112 states. [2021-11-21 01:57:42,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68112 to 66596. [2021-11-21 01:57:42,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66596 states, 66595 states have (on average 1.0417899241684812) internal successors, (69378), 66595 states have internal predecessors, (69378), 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) [2021-11-21 01:57:42,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66596 states to 66596 states and 69378 transitions. [2021-11-21 01:57:42,895 INFO L78 Accepts]: Start accepts. Automaton has 66596 states and 69378 transitions. Word has length 1173 [2021-11-21 01:57:42,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:42,896 INFO L470 AbstractCegarLoop]: Abstraction has 66596 states and 69378 transitions. [2021-11-21 01:57:42,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 313.3333333333333) internal successors, (940), 3 states have internal predecessors, (940), 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) [2021-11-21 01:57:42,896 INFO L276 IsEmpty]: Start isEmpty. Operand 66596 states and 69378 transitions. [2021-11-21 01:57:42,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1383 [2021-11-21 01:57:42,941 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:42,942 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:42,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-21 01:57:42,942 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:42,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:42,943 INFO L85 PathProgramCache]: Analyzing trace with hash -320642486, now seen corresponding path program 1 times [2021-11-21 01:57:42,943 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:42,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099611448] [2021-11-21 01:57:42,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:42,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:43,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1259 backedges. 986 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2021-11-21 01:57:43,770 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:43,771 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099611448] [2021-11-21 01:57:43,771 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099611448] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:43,771 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:57:43,771 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 01:57:43,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903045120] [2021-11-21 01:57:43,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:43,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:43,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:43,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:43,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 01:57:43,774 INFO L87 Difference]: Start difference. First operand 66596 states and 69378 transitions. Second operand has 3 states, 3 states have (on average 397.6666666666667) internal successors, (1193), 3 states have internal predecessors, (1193), 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) [2021-11-21 01:57:45,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:45,802 INFO L93 Difference]: Finished difference Result 139294 states and 144973 transitions. [2021-11-21 01:57:45,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:45,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 397.6666666666667) internal successors, (1193), 3 states have internal predecessors, (1193), 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 1382 [2021-11-21 01:57:45,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:45,866 INFO L225 Difference]: With dead ends: 139294 [2021-11-21 01:57:45,866 INFO L226 Difference]: Without dead ends: 66596 [2021-11-21 01:57:45,895 INFO L932 BasicCegarLoop]: 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 [2021-11-21 01:57:45,896 INFO L933 BasicCegarLoop]: 971 mSDtfsCounter, 475 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1720 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 475 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 1872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:45,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [475 Valid, 977 Invalid, 1872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1720 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-21 01:57:45,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66596 states. [2021-11-21 01:57:46,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66596 to 64322. [2021-11-21 01:57:46,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64322 states, 64321 states have (on average 1.034079072153729) internal successors, (66513), 64321 states have internal predecessors, (66513), 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) [2021-11-21 01:57:46,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64322 states to 64322 states and 66513 transitions. [2021-11-21 01:57:46,745 INFO L78 Accepts]: Start accepts. Automaton has 64322 states and 66513 transitions. Word has length 1382 [2021-11-21 01:57:46,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:46,746 INFO L470 AbstractCegarLoop]: Abstraction has 64322 states and 66513 transitions. [2021-11-21 01:57:46,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 397.6666666666667) internal successors, (1193), 3 states have internal predecessors, (1193), 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) [2021-11-21 01:57:46,746 INFO L276 IsEmpty]: Start isEmpty. Operand 64322 states and 66513 transitions. [2021-11-21 01:57:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1409 [2021-11-21 01:57:46,788 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:46,789 INFO L514 BasicCegarLoop]: trace histogram [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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:57:46,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-21 01:57:46,789 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:46,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:46,790 INFO L85 PathProgramCache]: Analyzing trace with hash -1339495026, now seen corresponding path program 1 times [2021-11-21 01:57:46,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:46,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784573073] [2021-11-21 01:57:46,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:46,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:47,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1518 backedges. 1181 proven. 89 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-11-21 01:57:47,788 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:47,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784573073] [2021-11-21 01:57:47,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784573073] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:57:47,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2137872338] [2021-11-21 01:57:47,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:47,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:57:47,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:57:47,794 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:57:47,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 01:57:48,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:48,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 1757 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-21 01:57:48,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:57:51,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1518 backedges. 905 proven. 0 refuted. 0 times theorem prover too weak. 613 trivial. 0 not checked. [2021-11-21 01:57:51,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:57:51,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2137872338] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:57:51,335 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:57:51,336 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-11-21 01:57:51,336 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653256424] [2021-11-21 01:57:51,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:57:51,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:57:51,339 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:57:51,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:57:51,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:57:51,340 INFO L87 Difference]: Start difference. First operand 64322 states and 66513 transitions. Second operand has 3 states, 3 states have (on average 329.0) internal successors, (987), 3 states have internal predecessors, (987), 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) [2021-11-21 01:57:53,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:57:53,349 INFO L93 Difference]: Finished difference Result 127924 states and 132303 transitions. [2021-11-21 01:57:53,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:57:53,350 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 329.0) internal successors, (987), 3 states have internal predecessors, (987), 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 1408 [2021-11-21 01:57:53,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:57:53,432 INFO L225 Difference]: With dead ends: 127924 [2021-11-21 01:57:53,432 INFO L226 Difference]: Without dead ends: 64322 [2021-11-21 01:57:53,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1412 GetRequests, 1407 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:57:53,452 INFO L933 BasicCegarLoop]: 847 mSDtfsCounter, 137 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1755 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 854 SdHoareTripleChecker+Invalid, 1851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-21 01:57:53,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 854 Invalid, 1851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1755 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-21 01:57:53,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64322 states. [2021-11-21 01:57:54,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64322 to 64322. [2021-11-21 01:57:54,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64322 states, 64321 states have (on average 1.0242222602260538) internal successors, (65879), 64321 states have internal predecessors, (65879), 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) [2021-11-21 01:57:54,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64322 states to 64322 states and 65879 transitions. [2021-11-21 01:57:54,567 INFO L78 Accepts]: Start accepts. Automaton has 64322 states and 65879 transitions. Word has length 1408 [2021-11-21 01:57:54,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:57:54,568 INFO L470 AbstractCegarLoop]: Abstraction has 64322 states and 65879 transitions. [2021-11-21 01:57:54,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.0) internal successors, (987), 3 states have internal predecessors, (987), 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) [2021-11-21 01:57:54,569 INFO L276 IsEmpty]: Start isEmpty. Operand 64322 states and 65879 transitions. [2021-11-21 01:57:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3109 [2021-11-21 01:57:54,694 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:57:54,697 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-21 01:57:54,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-21 01:57:54,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-21 01:57:54,925 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:57:54,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:57:54,926 INFO L85 PathProgramCache]: Analyzing trace with hash 676487187, now seen corresponding path program 1 times [2021-11-21 01:57:54,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:57:54,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484572077] [2021-11-21 01:57:54,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:54,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:57:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:57,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8988 backedges. 3861 proven. 89 refuted. 0 times theorem prover too weak. 5038 trivial. 0 not checked. [2021-11-21 01:57:57,193 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:57:57,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484572077] [2021-11-21 01:57:57,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484572077] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:57:57,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078138707] [2021-11-21 01:57:57,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:57:57,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:57:57,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:57:57,204 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:57:57,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 01:57:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:57:57,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 3688 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-21 01:57:57,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:58:02,366 INFO L134 CoverageAnalysis]: Checked inductivity of 8988 backedges. 5635 proven. 0 refuted. 0 times theorem prover too weak. 3353 trivial. 0 not checked. [2021-11-21 01:58:02,367 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:58:02,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078138707] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:58:02,368 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:58:02,369 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-11-21 01:58:02,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806183551] [2021-11-21 01:58:02,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:58:02,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:58:02,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:58:02,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:58:02,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:58:02,377 INFO L87 Difference]: Start difference. First operand 64322 states and 65879 transitions. Second operand has 3 states, 3 states have (on average 444.0) internal successors, (1332), 3 states have internal predecessors, (1332), 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) [2021-11-21 01:58:04,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:58:04,335 INFO L93 Difference]: Finished difference Result 145358 states and 148982 transitions. [2021-11-21 01:58:04,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:58:04,336 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 444.0) internal successors, (1332), 3 states have internal predecessors, (1332), 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 3108 [2021-11-21 01:58:04,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:58:04,402 INFO L225 Difference]: With dead ends: 145358 [2021-11-21 01:58:04,402 INFO L226 Difference]: Without dead ends: 81756 [2021-11-21 01:58:04,428 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3112 GetRequests, 3107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:58:04,429 INFO L933 BasicCegarLoop]: 89 mSDtfsCounter, 577 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 2010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-21 01:58:04,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [577 Valid, 95 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-21 01:58:04,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81756 states. [2021-11-21 01:58:05,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81756 to 80240. [2021-11-21 01:58:05,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80240 states, 80239 states have (on average 1.0221588005832576) internal successors, (82017), 80239 states have internal predecessors, (82017), 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) [2021-11-21 01:58:05,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80240 states to 80240 states and 82017 transitions. [2021-11-21 01:58:05,392 INFO L78 Accepts]: Start accepts. Automaton has 80240 states and 82017 transitions. Word has length 3108 [2021-11-21 01:58:05,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:58:05,394 INFO L470 AbstractCegarLoop]: Abstraction has 80240 states and 82017 transitions. [2021-11-21 01:58:05,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 444.0) internal successors, (1332), 3 states have internal predecessors, (1332), 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) [2021-11-21 01:58:05,394 INFO L276 IsEmpty]: Start isEmpty. Operand 80240 states and 82017 transitions. [2021-11-21 01:58:06,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4803 [2021-11-21 01:58:06,076 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:58:06,078 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2021-11-21 01:58:06,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-21 01:58:06,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-21 01:58:06,278 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:58:06,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:58:06,280 INFO L85 PathProgramCache]: Analyzing trace with hash 2064159453, now seen corresponding path program 1 times [2021-11-21 01:58:06,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:58:06,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108503085] [2021-11-21 01:58:06,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:58:06,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:58:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:58:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 19908 backedges. 5793 proven. 89 refuted. 0 times theorem prover too weak. 14026 trivial. 0 not checked. [2021-11-21 01:58:10,670 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:58:10,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108503085] [2021-11-21 01:58:10,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108503085] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:58:10,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125403630] [2021-11-21 01:58:10,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:58:10,672 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:58:10,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:58:10,673 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:58:10,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-21 01:58:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:58:11,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 5545 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-21 01:58:12,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:58:18,723 INFO L134 CoverageAnalysis]: Checked inductivity of 19908 backedges. 11690 proven. 0 refuted. 0 times theorem prover too weak. 8218 trivial. 0 not checked. [2021-11-21 01:58:18,723 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:58:18,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125403630] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:58:18,723 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:58:18,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-11-21 01:58:18,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768844317] [2021-11-21 01:58:18,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:58:18,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:58:18,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:58:18,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:58:18,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:58:18,729 INFO L87 Difference]: Start difference. First operand 80240 states and 82017 transitions. Second operand has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 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) [2021-11-21 01:58:20,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:58:20,935 INFO L93 Difference]: Finished difference Result 184016 states and 188208 transitions. [2021-11-21 01:58:20,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:58:20,936 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 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 4802 [2021-11-21 01:58:20,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:58:21,038 INFO L225 Difference]: With dead ends: 184016 [2021-11-21 01:58:21,038 INFO L226 Difference]: Without dead ends: 104496 [2021-11-21 01:58:21,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4806 GetRequests, 4801 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:58:21,070 INFO L933 BasicCegarLoop]: 945 mSDtfsCounter, 136 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1908 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 2053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-21 01:58:21,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 951 Invalid, 2053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1908 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-21 01:58:21,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104496 states. [2021-11-21 01:58:22,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104496 to 97674. [2021-11-21 01:58:22,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97674 states, 97673 states have (on average 1.022032700951133) internal successors, (99825), 97673 states have internal predecessors, (99825), 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) [2021-11-21 01:58:22,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97674 states to 97674 states and 99825 transitions. [2021-11-21 01:58:22,274 INFO L78 Accepts]: Start accepts. Automaton has 97674 states and 99825 transitions. Word has length 4802 [2021-11-21 01:58:22,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:58:22,276 INFO L470 AbstractCegarLoop]: Abstraction has 97674 states and 99825 transitions. [2021-11-21 01:58:22,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 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) [2021-11-21 01:58:22,276 INFO L276 IsEmpty]: Start isEmpty. Operand 97674 states and 99825 transitions. [2021-11-21 01:58:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5005 [2021-11-21 01:58:22,963 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:58:22,966 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:58:23,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-21 01:58:23,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-21 01:58:23,193 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:58:23,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:58:23,195 INFO L85 PathProgramCache]: Analyzing trace with hash -1716139823, now seen corresponding path program 1 times [2021-11-21 01:58:23,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:58:23,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991119527] [2021-11-21 01:58:23,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:58:23,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:58:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:58:28,464 INFO L134 CoverageAnalysis]: Checked inductivity of 23436 backedges. 6412 proven. 89 refuted. 0 times theorem prover too weak. 16935 trivial. 0 not checked. [2021-11-21 01:58:28,465 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:58:28,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991119527] [2021-11-21 01:58:28,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991119527] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:58:28,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395794960] [2021-11-21 01:58:28,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:58:28,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:58:28,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:58:28,485 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:58:28,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-21 01:58:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:58:29,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 5789 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-21 01:58:29,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:58:36,492 INFO L134 CoverageAnalysis]: Checked inductivity of 23436 backedges. 4235 proven. 0 refuted. 0 times theorem prover too weak. 19201 trivial. 0 not checked. [2021-11-21 01:58:36,492 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:58:36,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395794960] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:58:36,492 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:58:36,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-11-21 01:58:36,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090181178] [2021-11-21 01:58:36,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:58:36,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 01:58:36,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:58:36,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 01:58:36,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:58:36,500 INFO L87 Difference]: Start difference. First operand 97674 states and 99825 transitions. Second operand has 3 states, 3 states have (on average 485.3333333333333) internal successors, (1456), 3 states have internal predecessors, (1456), 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) [2021-11-21 01:58:38,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:58:38,622 INFO L93 Difference]: Finished difference Result 197658 states and 201981 transitions. [2021-11-21 01:58:38,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 01:58:38,622 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 485.3333333333333) internal successors, (1456), 3 states have internal predecessors, (1456), 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 5004 [2021-11-21 01:58:38,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:58:38,627 INFO L225 Difference]: With dead ends: 197658 [2021-11-21 01:58:38,627 INFO L226 Difference]: Without dead ends: 0 [2021-11-21 01:58:38,672 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5008 GetRequests, 5003 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-21 01:58:38,672 INFO L933 BasicCegarLoop]: 927 mSDtfsCounter, 33 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 933 SdHoareTripleChecker+Invalid, 1902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-21 01:58:38,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 933 Invalid, 1902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1778 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-21 01:58:38,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-21 01:58:38,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-21 01:58:38,674 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) [2021-11-21 01:58:38,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-21 01:58:38,674 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5004 [2021-11-21 01:58:38,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:58:38,676 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-21 01:58:38,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 485.3333333333333) internal successors, (1456), 3 states have internal predecessors, (1456), 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) [2021-11-21 01:58:38,677 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-21 01:58:38,677 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-21 01:58:38,680 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-21 01:58:38,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-21 01:58:38,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-11-21 01:58:38,894 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-21 01:58:54,079 INFO L858 garLoopResultBuilder]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,079 INFO L858 garLoopResultBuilder]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,080 INFO L858 garLoopResultBuilder]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,080 INFO L858 garLoopResultBuilder]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,080 INFO L858 garLoopResultBuilder]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,081 INFO L858 garLoopResultBuilder]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,081 INFO L858 garLoopResultBuilder]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,083 INFO L858 garLoopResultBuilder]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,083 INFO L858 garLoopResultBuilder]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,084 INFO L858 garLoopResultBuilder]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,084 INFO L858 garLoopResultBuilder]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,084 INFO L858 garLoopResultBuilder]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,084 INFO L858 garLoopResultBuilder]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,084 INFO L858 garLoopResultBuilder]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,084 INFO L858 garLoopResultBuilder]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,085 INFO L858 garLoopResultBuilder]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,085 INFO L858 garLoopResultBuilder]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,085 INFO L858 garLoopResultBuilder]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,085 INFO L858 garLoopResultBuilder]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,085 INFO L858 garLoopResultBuilder]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,086 INFO L858 garLoopResultBuilder]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,086 INFO L858 garLoopResultBuilder]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,086 INFO L858 garLoopResultBuilder]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,086 INFO L858 garLoopResultBuilder]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,086 INFO L858 garLoopResultBuilder]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,087 INFO L858 garLoopResultBuilder]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,087 INFO L858 garLoopResultBuilder]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,087 INFO L858 garLoopResultBuilder]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,087 INFO L858 garLoopResultBuilder]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,087 INFO L858 garLoopResultBuilder]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,087 INFO L858 garLoopResultBuilder]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,088 INFO L858 garLoopResultBuilder]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,088 INFO L858 garLoopResultBuilder]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,088 INFO L858 garLoopResultBuilder]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,088 INFO L858 garLoopResultBuilder]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,088 INFO L858 garLoopResultBuilder]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,088 INFO L858 garLoopResultBuilder]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,089 INFO L858 garLoopResultBuilder]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,089 INFO L858 garLoopResultBuilder]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,089 INFO L858 garLoopResultBuilder]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,090 INFO L858 garLoopResultBuilder]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,090 INFO L858 garLoopResultBuilder]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,090 INFO L858 garLoopResultBuilder]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,090 INFO L858 garLoopResultBuilder]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,090 INFO L858 garLoopResultBuilder]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,090 INFO L858 garLoopResultBuilder]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,091 INFO L858 garLoopResultBuilder]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,091 INFO L858 garLoopResultBuilder]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,091 INFO L858 garLoopResultBuilder]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,091 INFO L858 garLoopResultBuilder]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,091 INFO L858 garLoopResultBuilder]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,091 INFO L858 garLoopResultBuilder]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,091 INFO L858 garLoopResultBuilder]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,092 INFO L858 garLoopResultBuilder]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,093 INFO L858 garLoopResultBuilder]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,093 INFO L858 garLoopResultBuilder]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,093 INFO L858 garLoopResultBuilder]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,093 INFO L858 garLoopResultBuilder]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,093 INFO L858 garLoopResultBuilder]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,093 INFO L858 garLoopResultBuilder]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,094 INFO L858 garLoopResultBuilder]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,096 INFO L858 garLoopResultBuilder]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,097 INFO L858 garLoopResultBuilder]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,097 INFO L858 garLoopResultBuilder]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,097 INFO L858 garLoopResultBuilder]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,097 INFO L858 garLoopResultBuilder]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,097 INFO L858 garLoopResultBuilder]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,097 INFO L858 garLoopResultBuilder]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,098 INFO L858 garLoopResultBuilder]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,098 INFO L858 garLoopResultBuilder]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,098 INFO L858 garLoopResultBuilder]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,098 INFO L858 garLoopResultBuilder]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,098 INFO L858 garLoopResultBuilder]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,098 INFO L858 garLoopResultBuilder]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,099 INFO L858 garLoopResultBuilder]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,099 INFO L858 garLoopResultBuilder]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,100 INFO L858 garLoopResultBuilder]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,100 INFO L858 garLoopResultBuilder]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,100 INFO L858 garLoopResultBuilder]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,100 INFO L858 garLoopResultBuilder]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,100 INFO L858 garLoopResultBuilder]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,100 INFO L858 garLoopResultBuilder]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,101 INFO L858 garLoopResultBuilder]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,101 INFO L858 garLoopResultBuilder]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,101 INFO L858 garLoopResultBuilder]: For program point L4754-1(lines 4084 4818) no Hoare annotation was computed. [2021-11-21 01:58:54,101 INFO L858 garLoopResultBuilder]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,101 INFO L858 garLoopResultBuilder]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,102 INFO L858 garLoopResultBuilder]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,102 INFO L858 garLoopResultBuilder]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,102 INFO L858 garLoopResultBuilder]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,102 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4758) no Hoare annotation was computed. [2021-11-21 01:58:54,102 INFO L858 garLoopResultBuilder]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,102 INFO L858 garLoopResultBuilder]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,102 INFO L858 garLoopResultBuilder]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,102 INFO L858 garLoopResultBuilder]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,103 INFO L858 garLoopResultBuilder]: For program point L4757-1(lines 4084 4818) no Hoare annotation was computed. [2021-11-21 01:58:54,103 INFO L858 garLoopResultBuilder]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,103 INFO L858 garLoopResultBuilder]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,103 INFO L858 garLoopResultBuilder]: For program point L4758(line 4758) no Hoare annotation was computed. [2021-11-21 01:58:54,103 INFO L858 garLoopResultBuilder]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,103 INFO L858 garLoopResultBuilder]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,104 INFO L858 garLoopResultBuilder]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,104 INFO L858 garLoopResultBuilder]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,104 INFO L858 garLoopResultBuilder]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,104 INFO L858 garLoopResultBuilder]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,104 INFO L858 garLoopResultBuilder]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,104 INFO L858 garLoopResultBuilder]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,105 INFO L858 garLoopResultBuilder]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,105 INFO L858 garLoopResultBuilder]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,105 INFO L858 garLoopResultBuilder]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,105 INFO L858 garLoopResultBuilder]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,105 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,106 INFO L858 garLoopResultBuilder]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,106 INFO L858 garLoopResultBuilder]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,106 INFO L858 garLoopResultBuilder]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,106 INFO L858 garLoopResultBuilder]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,106 INFO L858 garLoopResultBuilder]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,106 INFO L858 garLoopResultBuilder]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,107 INFO L858 garLoopResultBuilder]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,107 INFO L858 garLoopResultBuilder]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,107 INFO L858 garLoopResultBuilder]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,107 INFO L858 garLoopResultBuilder]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,107 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,107 INFO L858 garLoopResultBuilder]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,108 INFO L858 garLoopResultBuilder]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,108 INFO L858 garLoopResultBuilder]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,108 INFO L858 garLoopResultBuilder]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,108 INFO L858 garLoopResultBuilder]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,108 INFO L858 garLoopResultBuilder]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,108 INFO L858 garLoopResultBuilder]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,109 INFO L858 garLoopResultBuilder]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,109 INFO L858 garLoopResultBuilder]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,109 INFO L858 garLoopResultBuilder]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,109 INFO L858 garLoopResultBuilder]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,109 INFO L858 garLoopResultBuilder]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,109 INFO L858 garLoopResultBuilder]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,110 INFO L858 garLoopResultBuilder]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,110 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,110 INFO L858 garLoopResultBuilder]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,110 INFO L858 garLoopResultBuilder]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,110 INFO L858 garLoopResultBuilder]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,110 INFO L858 garLoopResultBuilder]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,111 INFO L858 garLoopResultBuilder]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,111 INFO L858 garLoopResultBuilder]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,111 INFO L858 garLoopResultBuilder]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,111 INFO L858 garLoopResultBuilder]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,111 INFO L858 garLoopResultBuilder]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,111 INFO L858 garLoopResultBuilder]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,112 INFO L858 garLoopResultBuilder]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,112 INFO L858 garLoopResultBuilder]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,112 INFO L858 garLoopResultBuilder]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,112 INFO L858 garLoopResultBuilder]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,112 INFO L858 garLoopResultBuilder]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,112 INFO L858 garLoopResultBuilder]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,113 INFO L858 garLoopResultBuilder]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,113 INFO L858 garLoopResultBuilder]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,113 INFO L858 garLoopResultBuilder]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,113 INFO L858 garLoopResultBuilder]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,114 INFO L858 garLoopResultBuilder]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,114 INFO L858 garLoopResultBuilder]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,114 INFO L858 garLoopResultBuilder]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,114 INFO L858 garLoopResultBuilder]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,114 INFO L858 garLoopResultBuilder]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,114 INFO L858 garLoopResultBuilder]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,114 INFO L858 garLoopResultBuilder]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,114 INFO L858 garLoopResultBuilder]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,115 INFO L858 garLoopResultBuilder]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,116 INFO L858 garLoopResultBuilder]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,117 INFO L858 garLoopResultBuilder]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,118 INFO L858 garLoopResultBuilder]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,119 INFO L858 garLoopResultBuilder]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,119 INFO L858 garLoopResultBuilder]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,119 INFO L858 garLoopResultBuilder]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,119 INFO L858 garLoopResultBuilder]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,119 INFO L858 garLoopResultBuilder]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,119 INFO L858 garLoopResultBuilder]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,119 INFO L858 garLoopResultBuilder]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,119 INFO L858 garLoopResultBuilder]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,119 INFO L858 garLoopResultBuilder]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,120 INFO L858 garLoopResultBuilder]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,120 INFO L858 garLoopResultBuilder]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,120 INFO L858 garLoopResultBuilder]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,120 INFO L858 garLoopResultBuilder]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,120 INFO L858 garLoopResultBuilder]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,120 INFO L858 garLoopResultBuilder]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,121 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,121 INFO L858 garLoopResultBuilder]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,121 INFO L858 garLoopResultBuilder]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,121 INFO L858 garLoopResultBuilder]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,121 INFO L858 garLoopResultBuilder]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,121 INFO L858 garLoopResultBuilder]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,122 INFO L858 garLoopResultBuilder]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,122 INFO L858 garLoopResultBuilder]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,122 INFO L858 garLoopResultBuilder]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,125 INFO L858 garLoopResultBuilder]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,125 INFO L858 garLoopResultBuilder]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,125 INFO L858 garLoopResultBuilder]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,125 INFO L858 garLoopResultBuilder]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,126 INFO L858 garLoopResultBuilder]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,126 INFO L858 garLoopResultBuilder]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,126 INFO L858 garLoopResultBuilder]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,127 INFO L858 garLoopResultBuilder]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,127 INFO L858 garLoopResultBuilder]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,127 INFO L858 garLoopResultBuilder]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,127 INFO L858 garLoopResultBuilder]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,128 INFO L858 garLoopResultBuilder]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,128 INFO L858 garLoopResultBuilder]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,129 INFO L858 garLoopResultBuilder]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,129 INFO L858 garLoopResultBuilder]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,129 INFO L858 garLoopResultBuilder]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,129 INFO L858 garLoopResultBuilder]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,129 INFO L858 garLoopResultBuilder]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,129 INFO L858 garLoopResultBuilder]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,131 INFO L858 garLoopResultBuilder]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,131 INFO L858 garLoopResultBuilder]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,131 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-21 01:58:54,131 INFO L858 garLoopResultBuilder]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,131 INFO L858 garLoopResultBuilder]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,131 INFO L858 garLoopResultBuilder]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,131 INFO L858 garLoopResultBuilder]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,131 INFO L858 garLoopResultBuilder]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,133 INFO L854 garLoopResultBuilder]: At program point L4817(lines 4084 4818) the Hoare annotation is: (let ((.cse7 (<= ~a28~0 16)) (.cse10 (<= ~a26~0 17)) (.cse9 (<= ~a4~0 17)) (.cse5 (<= 20 ~a14~0)) (.cse2 (= 16 ~a4~0)) (.cse1 (<= ~a3~0 0)) (.cse16 (= ~a14~0 18)) (.cse11 (<= 17 ~a4~0)) (.cse4 (<= 19 ~a26~0)) (.cse12 (<= ~a14~0 19)) (.cse13 (= ~a25~0 1)) (.cse14 (= ~a28~0 15)) (.cse15 (= ~a1~0 1)) (.cse8 (= ~a7~0 1)) (.cse0 (<= 19 ~a14~0)) (.cse3 (= ~a7~0 0)) (.cse6 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse6 .cse7 .cse8) (and .cse9 .cse5 .cse10 .cse1 .cse11 .cse3) (and .cse5 .cse1 .cse2 .cse7 .cse8) (and .cse12 .cse0 .cse1 .cse11 .cse3 .cse7) (and .cse9 .cse5 .cse11 .cse6 .cse8) (and .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse5 .cse1 .cse11 .cse3 (<= ~a28~0 15)) (and .cse4 .cse5 .cse1 .cse11 .cse3 .cse7) (and .cse13 .cse14 .cse2 .cse3 .cse6 .cse15) (and .cse5 .cse1 .cse11 .cse7 .cse8) (and .cse16 .cse6 .cse8) (and .cse12 .cse0 .cse1 .cse11 .cse8) (and .cse16 .cse3 .cse6) (and .cse5 .cse10 .cse1 .cse2 .cse8) (and .cse12 .cse0 .cse11 .cse6 .cse8) (and .cse13 .cse0 .cse14 .cse2 .cse6 .cse15 .cse8) (and .cse1 .cse16 .cse2 .cse8) (and .cse13 .cse0 .cse10 .cse14 .cse6 .cse15 .cse8) (and .cse12 .cse0 .cse1 .cse2 .cse8) (and .cse1 .cse16 .cse2 .cse3) (and .cse9 .cse12 .cse0 .cse1 .cse11 .cse3) (and .cse4 .cse9 .cse5 .cse1 .cse11 .cse8) (and .cse1 .cse16 .cse11 .cse8) (and .cse4 .cse5 .cse1 .cse2 .cse8) (and .cse1 .cse16 .cse11 .cse3) (and .cse4 .cse13 .cse0 .cse14 .cse6 .cse15 .cse8) (and .cse12 .cse13 .cse0 .cse14 .cse6 .cse15 .cse8) (and .cse0 .cse3 .cse6))) [2021-11-21 01:58:54,133 INFO L858 garLoopResultBuilder]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,134 INFO L854 garLoopResultBuilder]: At program point L1382(lines 49 1383) the Hoare annotation is: (let ((.cse7 (<= ~a28~0 16)) (.cse10 (<= ~a26~0 17)) (.cse9 (<= ~a4~0 17)) (.cse5 (<= 20 ~a14~0)) (.cse2 (= 16 ~a4~0)) (.cse1 (<= ~a3~0 0)) (.cse16 (= ~a14~0 18)) (.cse11 (<= 17 ~a4~0)) (.cse4 (<= 19 ~a26~0)) (.cse12 (<= ~a14~0 19)) (.cse13 (= ~a25~0 1)) (.cse14 (= ~a28~0 15)) (.cse15 (= ~a1~0 1)) (.cse8 (= ~a7~0 1)) (.cse0 (<= 19 ~a14~0)) (.cse3 (= ~a7~0 0)) (.cse6 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse6 .cse7 .cse8) (and .cse9 .cse5 .cse10 .cse1 .cse11 .cse3) (and .cse5 .cse1 .cse2 .cse7 .cse8) (and .cse12 .cse0 .cse1 .cse11 .cse3 .cse7) (and .cse9 .cse5 .cse11 .cse6 .cse8) (and .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse5 .cse1 .cse11 .cse3 (<= ~a28~0 15)) (and .cse4 .cse5 .cse1 .cse11 .cse3 .cse7) (and .cse13 .cse14 .cse2 .cse3 .cse6 .cse15) (and .cse5 .cse1 .cse11 .cse7 .cse8) (and .cse16 .cse6 .cse8) (and .cse12 .cse0 .cse1 .cse11 .cse8) (and .cse16 .cse3 .cse6) (and .cse5 .cse10 .cse1 .cse2 .cse8) (and .cse12 .cse0 .cse11 .cse6 .cse8) (and .cse13 .cse0 .cse14 .cse2 .cse6 .cse15 .cse8) (and .cse1 .cse16 .cse2 .cse8) (and .cse13 .cse0 .cse10 .cse14 .cse6 .cse15 .cse8) (and .cse12 .cse0 .cse1 .cse2 .cse8) (and .cse1 .cse16 .cse2 .cse3) (and .cse9 .cse12 .cse0 .cse1 .cse11 .cse3) (and .cse4 .cse9 .cse5 .cse1 .cse11 .cse8) (and .cse1 .cse16 .cse11 .cse8) (and .cse4 .cse5 .cse1 .cse2 .cse8) (and .cse1 .cse16 .cse11 .cse3) (and .cse4 .cse13 .cse0 .cse14 .cse6 .cse15 .cse8) (and .cse12 .cse13 .cse0 .cse14 .cse6 .cse15 .cse8) (and .cse0 .cse3 .cse6))) [2021-11-21 01:58:54,134 INFO L858 garLoopResultBuilder]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,134 INFO L858 garLoopResultBuilder]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,134 INFO L858 garLoopResultBuilder]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,134 INFO L858 garLoopResultBuilder]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,134 INFO L858 garLoopResultBuilder]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,134 INFO L858 garLoopResultBuilder]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,134 INFO L858 garLoopResultBuilder]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,134 INFO L858 garLoopResultBuilder]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,134 INFO L858 garLoopResultBuilder]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,134 INFO L861 garLoopResultBuilder]: At program point L4820(lines 4820 4837) the Hoare annotation is: true [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,135 INFO L858 garLoopResultBuilder]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,136 INFO L858 garLoopResultBuilder]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,136 INFO L858 garLoopResultBuilder]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,136 INFO L858 garLoopResultBuilder]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,136 INFO L858 garLoopResultBuilder]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,136 INFO L858 garLoopResultBuilder]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,136 INFO L858 garLoopResultBuilder]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,136 INFO L858 garLoopResultBuilder]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,136 INFO L858 garLoopResultBuilder]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,137 INFO L858 garLoopResultBuilder]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,137 INFO L854 garLoopResultBuilder]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse7 (<= ~a28~0 16)) (.cse10 (<= ~a26~0 17)) (.cse9 (<= ~a4~0 17)) (.cse5 (<= 20 ~a14~0)) (.cse2 (= 16 ~a4~0)) (.cse1 (<= ~a3~0 0)) (.cse16 (= ~a14~0 18)) (.cse11 (<= 17 ~a4~0)) (.cse4 (<= 19 ~a26~0)) (.cse12 (<= ~a14~0 19)) (.cse13 (= ~a25~0 1)) (.cse14 (= ~a28~0 15)) (.cse15 (= ~a1~0 1)) (.cse8 (= ~a7~0 1)) (.cse0 (<= 19 ~a14~0)) (.cse3 (= ~a7~0 0)) (.cse6 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse6 .cse7 .cse8) (and .cse9 .cse5 .cse10 .cse1 .cse11 .cse3) (and .cse5 .cse1 .cse2 .cse7 .cse8) (and .cse12 .cse0 .cse1 .cse11 .cse3 .cse7) (and .cse9 .cse5 .cse11 .cse6 .cse8) (and .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse5 .cse1 .cse11 .cse3 (<= ~a28~0 15)) (and .cse4 .cse5 .cse1 .cse11 .cse3 .cse7) (and .cse13 .cse14 .cse2 .cse3 .cse6 .cse15) (and .cse5 .cse1 .cse11 .cse7 .cse8) (and .cse16 .cse6 .cse8) (and .cse12 .cse0 .cse1 .cse11 .cse8) (and .cse16 .cse3 .cse6) (and .cse5 .cse10 .cse1 .cse2 .cse8) (and .cse12 .cse0 .cse11 .cse6 .cse8) (and .cse13 .cse0 .cse14 .cse2 .cse6 .cse15 .cse8) (and .cse1 .cse16 .cse2 .cse8) (and .cse13 .cse0 .cse10 .cse14 .cse6 .cse15 .cse8) (and .cse12 .cse0 .cse1 .cse2 .cse8) (and .cse1 .cse16 .cse2 .cse3) (and .cse9 .cse12 .cse0 .cse1 .cse11 .cse3) (and .cse4 .cse9 .cse5 .cse1 .cse11 .cse8) (and .cse1 .cse16 .cse11 .cse8) (and .cse4 .cse5 .cse1 .cse2 .cse8) (and .cse1 .cse16 .cse11 .cse3) (and .cse4 .cse13 .cse0 .cse14 .cse6 .cse15 .cse8) (and .cse12 .cse13 .cse0 .cse14 .cse6 .cse15 .cse8) (and .cse0 .cse3 .cse6))) [2021-11-21 01:58:54,137 INFO L858 garLoopResultBuilder]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,137 INFO L858 garLoopResultBuilder]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,138 INFO L858 garLoopResultBuilder]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,138 INFO L858 garLoopResultBuilder]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,138 INFO L858 garLoopResultBuilder]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,138 INFO L858 garLoopResultBuilder]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,138 INFO L858 garLoopResultBuilder]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,138 INFO L858 garLoopResultBuilder]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,138 INFO L858 garLoopResultBuilder]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,139 INFO L858 garLoopResultBuilder]: For program point L4831(line 4831) no Hoare annotation was computed. [2021-11-21 01:58:54,139 INFO L858 garLoopResultBuilder]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,139 INFO L858 garLoopResultBuilder]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,139 INFO L858 garLoopResultBuilder]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,139 INFO L858 garLoopResultBuilder]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,139 INFO L858 garLoopResultBuilder]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,140 INFO L858 garLoopResultBuilder]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,140 INFO L858 garLoopResultBuilder]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,140 INFO L858 garLoopResultBuilder]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,140 INFO L858 garLoopResultBuilder]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,140 INFO L858 garLoopResultBuilder]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,141 INFO L854 garLoopResultBuilder]: At program point L2719(lines 1385 2720) the Hoare annotation is: (let ((.cse7 (<= ~a28~0 16)) (.cse10 (<= ~a26~0 17)) (.cse9 (<= ~a4~0 17)) (.cse5 (<= 20 ~a14~0)) (.cse2 (= 16 ~a4~0)) (.cse1 (<= ~a3~0 0)) (.cse16 (= ~a14~0 18)) (.cse11 (<= 17 ~a4~0)) (.cse4 (<= 19 ~a26~0)) (.cse12 (<= ~a14~0 19)) (.cse13 (= ~a25~0 1)) (.cse14 (= ~a28~0 15)) (.cse15 (= ~a1~0 1)) (.cse8 (= ~a7~0 1)) (.cse0 (<= 19 ~a14~0)) (.cse3 (= ~a7~0 0)) (.cse6 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse6 .cse7 .cse8) (and .cse9 .cse5 .cse10 .cse1 .cse11 .cse3) (and .cse5 .cse1 .cse2 .cse7 .cse8) (and .cse12 .cse0 .cse1 .cse11 .cse3 .cse7) (and .cse9 .cse5 .cse11 .cse6 .cse8) (and .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse5 .cse1 .cse11 .cse3 (<= ~a28~0 15)) (and .cse4 .cse5 .cse1 .cse11 .cse3 .cse7) (and .cse13 .cse14 .cse2 .cse3 .cse6 .cse15) (and .cse5 .cse1 .cse11 .cse7 .cse8) (and .cse16 .cse6 .cse8) (and .cse12 .cse0 .cse1 .cse11 .cse8) (and .cse16 .cse3 .cse6) (and .cse5 .cse10 .cse1 .cse2 .cse8) (and .cse12 .cse0 .cse11 .cse6 .cse8) (and .cse13 .cse0 .cse14 .cse2 .cse6 .cse15 .cse8) (and .cse1 .cse16 .cse2 .cse8) (and .cse13 .cse0 .cse10 .cse14 .cse6 .cse15 .cse8) (and .cse12 .cse0 .cse1 .cse2 .cse8) (and .cse1 .cse16 .cse2 .cse3) (and .cse9 .cse12 .cse0 .cse1 .cse11 .cse3) (and .cse4 .cse9 .cse5 .cse1 .cse11 .cse8) (and .cse1 .cse16 .cse11 .cse8) (and .cse4 .cse5 .cse1 .cse2 .cse8) (and .cse1 .cse16 .cse11 .cse3) (and .cse4 .cse13 .cse0 .cse14 .cse6 .cse15 .cse8) (and .cse12 .cse13 .cse0 .cse14 .cse6 .cse15 .cse8) (and .cse0 .cse3 .cse6))) [2021-11-21 01:58:54,141 INFO L858 garLoopResultBuilder]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,141 INFO L858 garLoopResultBuilder]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,141 INFO L858 garLoopResultBuilder]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,141 INFO L858 garLoopResultBuilder]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,142 INFO L858 garLoopResultBuilder]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,142 INFO L858 garLoopResultBuilder]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,142 INFO L858 garLoopResultBuilder]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,142 INFO L858 garLoopResultBuilder]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,142 INFO L858 garLoopResultBuilder]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,142 INFO L858 garLoopResultBuilder]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,142 INFO L858 garLoopResultBuilder]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,143 INFO L858 garLoopResultBuilder]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,143 INFO L858 garLoopResultBuilder]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,143 INFO L858 garLoopResultBuilder]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,143 INFO L858 garLoopResultBuilder]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,144 INFO L858 garLoopResultBuilder]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,144 INFO L858 garLoopResultBuilder]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,144 INFO L858 garLoopResultBuilder]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,145 INFO L858 garLoopResultBuilder]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,145 INFO L858 garLoopResultBuilder]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,145 INFO L858 garLoopResultBuilder]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,145 INFO L858 garLoopResultBuilder]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,145 INFO L858 garLoopResultBuilder]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,145 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,146 INFO L858 garLoopResultBuilder]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,146 INFO L858 garLoopResultBuilder]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,146 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-21 01:58:54,146 INFO L858 garLoopResultBuilder]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,146 INFO L858 garLoopResultBuilder]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,146 INFO L858 garLoopResultBuilder]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,147 INFO L858 garLoopResultBuilder]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,147 INFO L858 garLoopResultBuilder]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,147 INFO L858 garLoopResultBuilder]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,147 INFO L858 garLoopResultBuilder]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,147 INFO L858 garLoopResultBuilder]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,147 INFO L858 garLoopResultBuilder]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,148 INFO L858 garLoopResultBuilder]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,148 INFO L858 garLoopResultBuilder]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,148 INFO L858 garLoopResultBuilder]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,148 INFO L858 garLoopResultBuilder]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,148 INFO L858 garLoopResultBuilder]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,148 INFO L858 garLoopResultBuilder]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,148 INFO L858 garLoopResultBuilder]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,149 INFO L858 garLoopResultBuilder]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,149 INFO L858 garLoopResultBuilder]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,149 INFO L858 garLoopResultBuilder]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,149 INFO L858 garLoopResultBuilder]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,149 INFO L858 garLoopResultBuilder]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,149 INFO L858 garLoopResultBuilder]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,150 INFO L858 garLoopResultBuilder]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,150 INFO L858 garLoopResultBuilder]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,150 INFO L858 garLoopResultBuilder]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,150 INFO L858 garLoopResultBuilder]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,150 INFO L858 garLoopResultBuilder]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,150 INFO L858 garLoopResultBuilder]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,151 INFO L858 garLoopResultBuilder]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,151 INFO L858 garLoopResultBuilder]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,151 INFO L858 garLoopResultBuilder]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,151 INFO L858 garLoopResultBuilder]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,151 INFO L858 garLoopResultBuilder]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,151 INFO L858 garLoopResultBuilder]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,152 INFO L858 garLoopResultBuilder]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,152 INFO L858 garLoopResultBuilder]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,152 INFO L858 garLoopResultBuilder]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,152 INFO L858 garLoopResultBuilder]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,152 INFO L858 garLoopResultBuilder]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,152 INFO L858 garLoopResultBuilder]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,152 INFO L858 garLoopResultBuilder]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,153 INFO L858 garLoopResultBuilder]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,153 INFO L858 garLoopResultBuilder]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,153 INFO L858 garLoopResultBuilder]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,153 INFO L858 garLoopResultBuilder]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,153 INFO L858 garLoopResultBuilder]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,153 INFO L858 garLoopResultBuilder]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,154 INFO L858 garLoopResultBuilder]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,154 INFO L858 garLoopResultBuilder]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,154 INFO L858 garLoopResultBuilder]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,154 INFO L858 garLoopResultBuilder]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,154 INFO L858 garLoopResultBuilder]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,154 INFO L858 garLoopResultBuilder]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,155 INFO L858 garLoopResultBuilder]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,155 INFO L858 garLoopResultBuilder]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,155 INFO L858 garLoopResultBuilder]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,155 INFO L858 garLoopResultBuilder]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,155 INFO L858 garLoopResultBuilder]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,155 INFO L858 garLoopResultBuilder]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,156 INFO L858 garLoopResultBuilder]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,156 INFO L858 garLoopResultBuilder]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,156 INFO L858 garLoopResultBuilder]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,156 INFO L858 garLoopResultBuilder]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,156 INFO L858 garLoopResultBuilder]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,156 INFO L858 garLoopResultBuilder]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,156 INFO L858 garLoopResultBuilder]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,156 INFO L858 garLoopResultBuilder]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,156 INFO L858 garLoopResultBuilder]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,156 INFO L858 garLoopResultBuilder]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,157 INFO L858 garLoopResultBuilder]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,158 INFO L858 garLoopResultBuilder]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,158 INFO L858 garLoopResultBuilder]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,158 INFO L858 garLoopResultBuilder]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,158 INFO L858 garLoopResultBuilder]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,158 INFO L858 garLoopResultBuilder]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,158 INFO L858 garLoopResultBuilder]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,158 INFO L858 garLoopResultBuilder]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,158 INFO L854 garLoopResultBuilder]: At program point L4081(lines 2722 4082) the Hoare annotation is: (let ((.cse7 (<= ~a28~0 16)) (.cse10 (<= ~a26~0 17)) (.cse9 (<= ~a4~0 17)) (.cse5 (<= 20 ~a14~0)) (.cse2 (= 16 ~a4~0)) (.cse1 (<= ~a3~0 0)) (.cse16 (= ~a14~0 18)) (.cse11 (<= 17 ~a4~0)) (.cse4 (<= 19 ~a26~0)) (.cse12 (<= ~a14~0 19)) (.cse13 (= ~a25~0 1)) (.cse14 (= ~a28~0 15)) (.cse15 (= ~a1~0 1)) (.cse8 (= ~a7~0 1)) (.cse0 (<= 19 ~a14~0)) (.cse3 (= ~a7~0 0)) (.cse6 (= ~a3~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse6 .cse7 .cse8) (and .cse9 .cse5 .cse10 .cse1 .cse11 .cse3) (and .cse5 .cse1 .cse2 .cse7 .cse8) (and .cse12 .cse0 .cse1 .cse11 .cse3 .cse7) (and .cse9 .cse5 .cse11 .cse6 .cse8) (and .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse5 .cse1 .cse11 .cse3 (<= ~a28~0 15)) (and .cse4 .cse5 .cse1 .cse11 .cse3 .cse7) (and .cse13 .cse14 .cse2 .cse3 .cse6 .cse15) (and .cse5 .cse1 .cse11 .cse7 .cse8) (and .cse16 .cse6 .cse8) (and .cse12 .cse0 .cse1 .cse11 .cse8) (and .cse16 .cse3 .cse6) (and .cse5 .cse10 .cse1 .cse2 .cse8) (and .cse12 .cse0 .cse11 .cse6 .cse8) (and .cse13 .cse0 .cse14 .cse2 .cse6 .cse15 .cse8) (and .cse1 .cse16 .cse2 .cse8) (and .cse13 .cse0 .cse10 .cse14 .cse6 .cse15 .cse8) (and .cse12 .cse0 .cse1 .cse2 .cse8) (and .cse1 .cse16 .cse2 .cse3) (and .cse9 .cse12 .cse0 .cse1 .cse11 .cse3) (and .cse4 .cse9 .cse5 .cse1 .cse11 .cse8) (and .cse1 .cse16 .cse11 .cse8) (and .cse4 .cse5 .cse1 .cse2 .cse8) (and .cse1 .cse16 .cse11 .cse3) (and .cse4 .cse13 .cse0 .cse14 .cse6 .cse15 .cse8) (and .cse12 .cse13 .cse0 .cse14 .cse6 .cse15 .cse8) (and .cse0 .cse3 .cse6))) [2021-11-21 01:58:54,158 INFO L858 garLoopResultBuilder]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,158 INFO L858 garLoopResultBuilder]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,159 INFO L858 garLoopResultBuilder]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,160 INFO L858 garLoopResultBuilder]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,161 INFO L858 garLoopResultBuilder]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,161 INFO L858 garLoopResultBuilder]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,161 INFO L858 garLoopResultBuilder]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,161 INFO L858 garLoopResultBuilder]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,161 INFO L858 garLoopResultBuilder]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,161 INFO L858 garLoopResultBuilder]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,161 INFO L858 garLoopResultBuilder]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,161 INFO L858 garLoopResultBuilder]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,162 INFO L858 garLoopResultBuilder]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,162 INFO L858 garLoopResultBuilder]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,162 INFO L858 garLoopResultBuilder]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,162 INFO L858 garLoopResultBuilder]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,163 INFO L858 garLoopResultBuilder]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,164 INFO L858 garLoopResultBuilder]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,165 INFO L858 garLoopResultBuilder]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,166 INFO L858 garLoopResultBuilder]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,167 INFO L858 garLoopResultBuilder]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,168 INFO L858 garLoopResultBuilder]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,168 INFO L858 garLoopResultBuilder]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,168 INFO L858 garLoopResultBuilder]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,168 INFO L858 garLoopResultBuilder]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,168 INFO L858 garLoopResultBuilder]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,168 INFO L858 garLoopResultBuilder]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,168 INFO L858 garLoopResultBuilder]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,168 INFO L858 garLoopResultBuilder]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,168 INFO L858 garLoopResultBuilder]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,168 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,169 INFO L858 garLoopResultBuilder]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,170 INFO L858 garLoopResultBuilder]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,171 INFO L858 garLoopResultBuilder]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,172 INFO L858 garLoopResultBuilder]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,172 INFO L858 garLoopResultBuilder]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,172 INFO L858 garLoopResultBuilder]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,172 INFO L858 garLoopResultBuilder]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,172 INFO L858 garLoopResultBuilder]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,172 INFO L858 garLoopResultBuilder]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,173 INFO L858 garLoopResultBuilder]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,173 INFO L858 garLoopResultBuilder]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,173 INFO L858 garLoopResultBuilder]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,173 INFO L858 garLoopResultBuilder]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,173 INFO L858 garLoopResultBuilder]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,173 INFO L858 garLoopResultBuilder]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,173 INFO L858 garLoopResultBuilder]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,174 INFO L858 garLoopResultBuilder]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,174 INFO L858 garLoopResultBuilder]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,174 INFO L858 garLoopResultBuilder]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,174 INFO L858 garLoopResultBuilder]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,174 INFO L858 garLoopResultBuilder]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,174 INFO L858 garLoopResultBuilder]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,175 INFO L858 garLoopResultBuilder]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,175 INFO L858 garLoopResultBuilder]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,175 INFO L858 garLoopResultBuilder]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,175 INFO L858 garLoopResultBuilder]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,175 INFO L858 garLoopResultBuilder]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,175 INFO L858 garLoopResultBuilder]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,176 INFO L858 garLoopResultBuilder]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,176 INFO L858 garLoopResultBuilder]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,176 INFO L858 garLoopResultBuilder]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,176 INFO L858 garLoopResultBuilder]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,176 INFO L858 garLoopResultBuilder]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,176 INFO L858 garLoopResultBuilder]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,176 INFO L858 garLoopResultBuilder]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,177 INFO L858 garLoopResultBuilder]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,177 INFO L858 garLoopResultBuilder]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,177 INFO L858 garLoopResultBuilder]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,177 INFO L858 garLoopResultBuilder]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,177 INFO L858 garLoopResultBuilder]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,177 INFO L858 garLoopResultBuilder]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,178 INFO L858 garLoopResultBuilder]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,178 INFO L858 garLoopResultBuilder]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,178 INFO L858 garLoopResultBuilder]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,178 INFO L858 garLoopResultBuilder]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,178 INFO L858 garLoopResultBuilder]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,178 INFO L858 garLoopResultBuilder]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,179 INFO L858 garLoopResultBuilder]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,179 INFO L858 garLoopResultBuilder]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,179 INFO L858 garLoopResultBuilder]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,179 INFO L858 garLoopResultBuilder]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,179 INFO L858 garLoopResultBuilder]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,179 INFO L858 garLoopResultBuilder]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,180 INFO L858 garLoopResultBuilder]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,180 INFO L858 garLoopResultBuilder]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,180 INFO L858 garLoopResultBuilder]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,180 INFO L858 garLoopResultBuilder]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,180 INFO L858 garLoopResultBuilder]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,180 INFO L858 garLoopResultBuilder]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,180 INFO L858 garLoopResultBuilder]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,181 INFO L858 garLoopResultBuilder]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,181 INFO L858 garLoopResultBuilder]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,181 INFO L858 garLoopResultBuilder]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,181 INFO L858 garLoopResultBuilder]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,181 INFO L858 garLoopResultBuilder]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,181 INFO L858 garLoopResultBuilder]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,182 INFO L858 garLoopResultBuilder]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,182 INFO L858 garLoopResultBuilder]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,182 INFO L858 garLoopResultBuilder]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,182 INFO L858 garLoopResultBuilder]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,182 INFO L858 garLoopResultBuilder]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,182 INFO L858 garLoopResultBuilder]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,183 INFO L858 garLoopResultBuilder]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,183 INFO L858 garLoopResultBuilder]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,183 INFO L858 garLoopResultBuilder]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,183 INFO L858 garLoopResultBuilder]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,183 INFO L858 garLoopResultBuilder]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,183 INFO L858 garLoopResultBuilder]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,183 INFO L858 garLoopResultBuilder]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,184 INFO L858 garLoopResultBuilder]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,184 INFO L858 garLoopResultBuilder]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,184 INFO L858 garLoopResultBuilder]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,184 INFO L858 garLoopResultBuilder]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,184 INFO L858 garLoopResultBuilder]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,184 INFO L858 garLoopResultBuilder]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,185 INFO L858 garLoopResultBuilder]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,185 INFO L858 garLoopResultBuilder]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,185 INFO L858 garLoopResultBuilder]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,185 INFO L858 garLoopResultBuilder]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,185 INFO L858 garLoopResultBuilder]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,185 INFO L858 garLoopResultBuilder]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,186 INFO L858 garLoopResultBuilder]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,186 INFO L858 garLoopResultBuilder]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,186 INFO L858 garLoopResultBuilder]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,186 INFO L858 garLoopResultBuilder]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,186 INFO L858 garLoopResultBuilder]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,186 INFO L858 garLoopResultBuilder]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,186 INFO L858 garLoopResultBuilder]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,187 INFO L858 garLoopResultBuilder]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,187 INFO L858 garLoopResultBuilder]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,187 INFO L858 garLoopResultBuilder]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,187 INFO L858 garLoopResultBuilder]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,187 INFO L858 garLoopResultBuilder]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,187 INFO L858 garLoopResultBuilder]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,188 INFO L858 garLoopResultBuilder]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,188 INFO L858 garLoopResultBuilder]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,188 INFO L858 garLoopResultBuilder]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,188 INFO L858 garLoopResultBuilder]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,188 INFO L858 garLoopResultBuilder]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,188 INFO L858 garLoopResultBuilder]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,189 INFO L858 garLoopResultBuilder]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,189 INFO L858 garLoopResultBuilder]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,189 INFO L858 garLoopResultBuilder]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,189 INFO L858 garLoopResultBuilder]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,189 INFO L858 garLoopResultBuilder]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,189 INFO L858 garLoopResultBuilder]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,189 INFO L858 garLoopResultBuilder]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,190 INFO L858 garLoopResultBuilder]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,190 INFO L858 garLoopResultBuilder]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,190 INFO L858 garLoopResultBuilder]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,190 INFO L858 garLoopResultBuilder]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,190 INFO L858 garLoopResultBuilder]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,190 INFO L858 garLoopResultBuilder]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,191 INFO L858 garLoopResultBuilder]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,191 INFO L858 garLoopResultBuilder]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,191 INFO L858 garLoopResultBuilder]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,191 INFO L858 garLoopResultBuilder]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,191 INFO L858 garLoopResultBuilder]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,191 INFO L858 garLoopResultBuilder]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,192 INFO L858 garLoopResultBuilder]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,192 INFO L858 garLoopResultBuilder]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,192 INFO L858 garLoopResultBuilder]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,192 INFO L858 garLoopResultBuilder]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,192 INFO L858 garLoopResultBuilder]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,192 INFO L858 garLoopResultBuilder]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,192 INFO L858 garLoopResultBuilder]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,193 INFO L858 garLoopResultBuilder]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,193 INFO L858 garLoopResultBuilder]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,193 INFO L858 garLoopResultBuilder]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,193 INFO L858 garLoopResultBuilder]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,193 INFO L858 garLoopResultBuilder]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,193 INFO L858 garLoopResultBuilder]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,194 INFO L858 garLoopResultBuilder]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,194 INFO L858 garLoopResultBuilder]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,194 INFO L858 garLoopResultBuilder]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,194 INFO L858 garLoopResultBuilder]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,194 INFO L858 garLoopResultBuilder]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,194 INFO L858 garLoopResultBuilder]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,195 INFO L858 garLoopResultBuilder]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,195 INFO L858 garLoopResultBuilder]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,195 INFO L858 garLoopResultBuilder]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,195 INFO L858 garLoopResultBuilder]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,195 INFO L858 garLoopResultBuilder]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,195 INFO L858 garLoopResultBuilder]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,196 INFO L858 garLoopResultBuilder]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,196 INFO L858 garLoopResultBuilder]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,196 INFO L858 garLoopResultBuilder]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,196 INFO L858 garLoopResultBuilder]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,196 INFO L858 garLoopResultBuilder]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,196 INFO L858 garLoopResultBuilder]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,196 INFO L858 garLoopResultBuilder]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,197 INFO L858 garLoopResultBuilder]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,197 INFO L858 garLoopResultBuilder]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,197 INFO L858 garLoopResultBuilder]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,197 INFO L858 garLoopResultBuilder]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,197 INFO L858 garLoopResultBuilder]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,197 INFO L858 garLoopResultBuilder]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,198 INFO L858 garLoopResultBuilder]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,198 INFO L858 garLoopResultBuilder]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,198 INFO L858 garLoopResultBuilder]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,198 INFO L858 garLoopResultBuilder]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,198 INFO L858 garLoopResultBuilder]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,198 INFO L858 garLoopResultBuilder]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,199 INFO L858 garLoopResultBuilder]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,199 INFO L858 garLoopResultBuilder]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,199 INFO L858 garLoopResultBuilder]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,199 INFO L858 garLoopResultBuilder]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,199 INFO L858 garLoopResultBuilder]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,199 INFO L858 garLoopResultBuilder]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,199 INFO L858 garLoopResultBuilder]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,200 INFO L858 garLoopResultBuilder]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,200 INFO L858 garLoopResultBuilder]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,200 INFO L858 garLoopResultBuilder]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,200 INFO L858 garLoopResultBuilder]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,200 INFO L858 garLoopResultBuilder]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,200 INFO L858 garLoopResultBuilder]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,201 INFO L858 garLoopResultBuilder]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,201 INFO L858 garLoopResultBuilder]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,201 INFO L858 garLoopResultBuilder]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,201 INFO L858 garLoopResultBuilder]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,201 INFO L858 garLoopResultBuilder]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,201 INFO L858 garLoopResultBuilder]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,202 INFO L858 garLoopResultBuilder]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2021-11-21 01:58:54,202 INFO L858 garLoopResultBuilder]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2021-11-21 01:58:54,202 INFO L858 garLoopResultBuilder]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,202 INFO L858 garLoopResultBuilder]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2021-11-21 01:58:54,202 INFO L858 garLoopResultBuilder]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2021-11-21 01:58:54,210 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:58:54,212 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-21 01:58:54,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:58:54 BoogieIcfgContainer [2021-11-21 01:58:54,295 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 01:58:54,296 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 01:58:54,296 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 01:58:54,296 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 01:58:54,297 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:56:42" (3/4) ... [2021-11-21 01:58:54,300 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-21 01:58:54,398 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 115 nodes and edges [2021-11-21 01:58:54,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-11-21 01:58:54,420 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-21 01:58:54,430 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-21 01:58:54,989 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-21 01:58:54,989 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 01:58:54,990 INFO L158 Benchmark]: Toolchain (without parser) took 140132.31ms. Allocated memory was 123.7MB in the beginning and 11.8GB in the end (delta: 11.7GB). Free memory was 73.9MB in the beginning and 7.1GB in the end (delta: -7.1GB). Peak memory consumption was 4.6GB. Max. memory is 16.1GB. [2021-11-21 01:58:54,991 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:58:54,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2764.95ms. Allocated memory was 123.7MB in the beginning and 188.7MB in the end (delta: 65.0MB). Free memory was 73.9MB in the beginning and 103.2MB in the end (delta: -29.3MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2021-11-21 01:58:54,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 334.84ms. Allocated memory is still 188.7MB. Free memory was 103.2MB in the beginning and 110.6MB in the end (delta: -7.5MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-21 01:58:54,992 INFO L158 Benchmark]: Boogie Preprocessor took 347.53ms. Allocated memory was 188.7MB in the beginning and 276.8MB in the end (delta: 88.1MB). Free memory was 110.6MB in the beginning and 191.2MB in the end (delta: -80.5MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-21 01:58:54,992 INFO L158 Benchmark]: RCFGBuilder took 4662.43ms. Allocated memory was 276.8MB in the beginning and 482.3MB in the end (delta: 205.5MB). Free memory was 190.1MB in the beginning and 329.0MB in the end (delta: -138.8MB). Peak memory consumption was 138.0MB. Max. memory is 16.1GB. [2021-11-21 01:58:54,993 INFO L158 Benchmark]: TraceAbstraction took 131318.48ms. Allocated memory was 482.3MB in the beginning and 11.8GB in the end (delta: 11.3GB). Free memory was 327.9MB in the beginning and 7.2GB in the end (delta: -6.9GB). Peak memory consumption was 4.5GB. Max. memory is 16.1GB. [2021-11-21 01:58:54,993 INFO L158 Benchmark]: Witness Printer took 693.83ms. Allocated memory is still 11.8GB. Free memory was 7.2GB in the beginning and 7.1GB in the end (delta: 116.4MB). Peak memory consumption was 115.3MB. Max. memory is 16.1GB. [2021-11-21 01:58:54,996 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 43.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2764.95ms. Allocated memory was 123.7MB in the beginning and 188.7MB in the end (delta: 65.0MB). Free memory was 73.9MB in the beginning and 103.2MB in the end (delta: -29.3MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 334.84ms. Allocated memory is still 188.7MB. Free memory was 103.2MB in the beginning and 110.6MB in the end (delta: -7.5MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 347.53ms. Allocated memory was 188.7MB in the beginning and 276.8MB in the end (delta: 88.1MB). Free memory was 110.6MB in the beginning and 191.2MB in the end (delta: -80.5MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4662.43ms. Allocated memory was 276.8MB in the beginning and 482.3MB in the end (delta: 205.5MB). Free memory was 190.1MB in the beginning and 329.0MB in the end (delta: -138.8MB). Peak memory consumption was 138.0MB. Max. memory is 16.1GB. * TraceAbstraction took 131318.48ms. Allocated memory was 482.3MB in the beginning and 11.8GB in the end (delta: 11.3GB). Free memory was 327.9MB in the beginning and 7.2GB in the end (delta: -6.9GB). Peak memory consumption was 4.5GB. Max. memory is 16.1GB. * Witness Printer took 693.83ms. Allocated memory is still 11.8GB. Free memory was 7.2GB in the beginning and 7.1GB in the end (delta: 116.4MB). Peak memory consumption was 115.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4758]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 763 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 131.2s, OverallIterations: 17, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.1s, AutomataDifference: 54.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13232 SdHoareTripleChecker+Valid, 47.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13232 mSDsluCounter, 9300 SdHoareTripleChecker+Invalid, 38.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 214 mSDsCounter, 7912 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52005 IncrementalHoareTripleChecker+Invalid, 59917 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7912 mSolverCounterUnsat, 9094 mSDtfsCounter, 52005 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14398 GetRequests, 14336 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=97674occurred in iteration=16, InterpolantAutomatonStates: 71, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.3s AutomataMinimizationTime, 17 MinimizatonAttempts, 20466 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 721 NumberOfFragments, 2386 HoareAnnotationTreeSize, 6 FomulaSimplifications, 3105 FormulaSimplificationTreeSizeReduction, 6.5s HoareSimplificationTime, 6 FomulaSimplificationsInter, 25200 FormulaSimplificationTreeSizeReductionInter, 8.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.2s SsaConstructionTime, 5.1s SatisfiabilityAnalysisTime, 40.1s InterpolantComputationTime, 40909 NumberOfCodeBlocks, 40909 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 40888 ConstructedInterpolants, 0 QuantifiedInterpolants, 132133 SizeOfPredicates, 0 NumberOfNonLiveVariables, 16779 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 21 InterpolantComputations, 17 PerfectInterpolantSequences, 112264/112620 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: 49]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 0) || (((((19 <= a26 && 20 <= a14) && 16 == a4) && a3 == 1) && a28 <= 16) && a7 == 1)) || (((((a4 <= 17 && 20 <= a14) && a26 <= 17) && a3 <= 0) && 17 <= a4) && a7 == 0)) || ((((20 <= a14 && a3 <= 0) && 16 == a4) && a28 <= 16) && a7 == 1)) || (((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 16)) || ((((a4 <= 17 && 20 <= a14) && 17 <= a4) && a3 == 1) && a7 == 1)) || ((((20 <= a14 && 17 <= a4) && a3 == 1) && a28 <= 16) && a7 == 1)) || ((((20 <= a14 && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 15)) || (((((19 <= a26 && 20 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 16)) || (((((a25 == 1 && a28 == 15) && 16 == a4) && a7 == 0) && a3 == 1) && a1 == 1)) || ((((20 <= a14 && a3 <= 0) && 17 <= a4) && a28 <= 16) && a7 == 1)) || ((a14 == 18 && a3 == 1) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || ((a14 == 18 && a7 == 0) && a3 == 1)) || ((((20 <= a14 && a26 <= 17) && a3 <= 0) && 16 == a4) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && 17 <= a4) && a3 == 1) && a7 == 1)) || ((((((a25 == 1 && 19 <= a14) && a28 == 15) && 16 == a4) && a3 == 1) && a1 == 1) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 1)) || ((((((a25 == 1 && 19 <= a14) && a26 <= 17) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 0)) || (((((a4 <= 17 && a14 <= 19) && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0)) || (((((19 <= a26 && a4 <= 17) && 20 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 17 <= a4) && a7 == 1)) || ((((19 <= a26 && 20 <= a14) && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 17 <= a4) && a7 == 0)) || ((((((19 <= a26 && a25 == 1) && 19 <= a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((((((a14 <= 19 && a25 == 1) && 19 <= a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((19 <= a14 && a7 == 0) && a3 == 1) - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4084]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 0) || (((((19 <= a26 && 20 <= a14) && 16 == a4) && a3 == 1) && a28 <= 16) && a7 == 1)) || (((((a4 <= 17 && 20 <= a14) && a26 <= 17) && a3 <= 0) && 17 <= a4) && a7 == 0)) || ((((20 <= a14 && a3 <= 0) && 16 == a4) && a28 <= 16) && a7 == 1)) || (((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 16)) || ((((a4 <= 17 && 20 <= a14) && 17 <= a4) && a3 == 1) && a7 == 1)) || ((((20 <= a14 && 17 <= a4) && a3 == 1) && a28 <= 16) && a7 == 1)) || ((((20 <= a14 && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 15)) || (((((19 <= a26 && 20 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 16)) || (((((a25 == 1 && a28 == 15) && 16 == a4) && a7 == 0) && a3 == 1) && a1 == 1)) || ((((20 <= a14 && a3 <= 0) && 17 <= a4) && a28 <= 16) && a7 == 1)) || ((a14 == 18 && a3 == 1) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || ((a14 == 18 && a7 == 0) && a3 == 1)) || ((((20 <= a14 && a26 <= 17) && a3 <= 0) && 16 == a4) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && 17 <= a4) && a3 == 1) && a7 == 1)) || ((((((a25 == 1 && 19 <= a14) && a28 == 15) && 16 == a4) && a3 == 1) && a1 == 1) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 1)) || ((((((a25 == 1 && 19 <= a14) && a26 <= 17) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 0)) || (((((a4 <= 17 && a14 <= 19) && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0)) || (((((19 <= a26 && a4 <= 17) && 20 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 17 <= a4) && a7 == 1)) || ((((19 <= a26 && 20 <= a14) && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 17 <= a4) && a7 == 0)) || ((((((19 <= a26 && a25 == 1) && 19 <= a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((((((a14 <= 19 && a25 == 1) && 19 <= a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((19 <= a14 && a7 == 0) && a3 == 1) - InvariantResult [Line: 1385]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 0) || (((((19 <= a26 && 20 <= a14) && 16 == a4) && a3 == 1) && a28 <= 16) && a7 == 1)) || (((((a4 <= 17 && 20 <= a14) && a26 <= 17) && a3 <= 0) && 17 <= a4) && a7 == 0)) || ((((20 <= a14 && a3 <= 0) && 16 == a4) && a28 <= 16) && a7 == 1)) || (((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 16)) || ((((a4 <= 17 && 20 <= a14) && 17 <= a4) && a3 == 1) && a7 == 1)) || ((((20 <= a14 && 17 <= a4) && a3 == 1) && a28 <= 16) && a7 == 1)) || ((((20 <= a14 && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 15)) || (((((19 <= a26 && 20 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 16)) || (((((a25 == 1 && a28 == 15) && 16 == a4) && a7 == 0) && a3 == 1) && a1 == 1)) || ((((20 <= a14 && a3 <= 0) && 17 <= a4) && a28 <= 16) && a7 == 1)) || ((a14 == 18 && a3 == 1) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || ((a14 == 18 && a7 == 0) && a3 == 1)) || ((((20 <= a14 && a26 <= 17) && a3 <= 0) && 16 == a4) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && 17 <= a4) && a3 == 1) && a7 == 1)) || ((((((a25 == 1 && 19 <= a14) && a28 == 15) && 16 == a4) && a3 == 1) && a1 == 1) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 1)) || ((((((a25 == 1 && 19 <= a14) && a26 <= 17) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 0)) || (((((a4 <= 17 && a14 <= 19) && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0)) || (((((19 <= a26 && a4 <= 17) && 20 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 17 <= a4) && a7 == 1)) || ((((19 <= a26 && 20 <= a14) && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 17 <= a4) && a7 == 0)) || ((((((19 <= a26 && a25 == 1) && 19 <= a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((((((a14 <= 19 && a25 == 1) && 19 <= a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((19 <= a14 && a7 == 0) && a3 == 1) - InvariantResult [Line: 4826]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 0) || (((((19 <= a26 && 20 <= a14) && 16 == a4) && a3 == 1) && a28 <= 16) && a7 == 1)) || (((((a4 <= 17 && 20 <= a14) && a26 <= 17) && a3 <= 0) && 17 <= a4) && a7 == 0)) || ((((20 <= a14 && a3 <= 0) && 16 == a4) && a28 <= 16) && a7 == 1)) || (((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 16)) || ((((a4 <= 17 && 20 <= a14) && 17 <= a4) && a3 == 1) && a7 == 1)) || ((((20 <= a14 && 17 <= a4) && a3 == 1) && a28 <= 16) && a7 == 1)) || ((((20 <= a14 && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 15)) || (((((19 <= a26 && 20 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 16)) || (((((a25 == 1 && a28 == 15) && 16 == a4) && a7 == 0) && a3 == 1) && a1 == 1)) || ((((20 <= a14 && a3 <= 0) && 17 <= a4) && a28 <= 16) && a7 == 1)) || ((a14 == 18 && a3 == 1) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || ((a14 == 18 && a7 == 0) && a3 == 1)) || ((((20 <= a14 && a26 <= 17) && a3 <= 0) && 16 == a4) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && 17 <= a4) && a3 == 1) && a7 == 1)) || ((((((a25 == 1 && 19 <= a14) && a28 == 15) && 16 == a4) && a3 == 1) && a1 == 1) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 1)) || ((((((a25 == 1 && 19 <= a14) && a26 <= 17) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 0)) || (((((a4 <= 17 && a14 <= 19) && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0)) || (((((19 <= a26 && a4 <= 17) && 20 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 17 <= a4) && a7 == 1)) || ((((19 <= a26 && 20 <= a14) && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 17 <= a4) && a7 == 0)) || ((((((19 <= a26 && a25 == 1) && 19 <= a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((((((a14 <= 19 && a25 == 1) && 19 <= a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((19 <= a14 && a7 == 0) && a3 == 1) - InvariantResult [Line: 2722]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((19 <= a14 && a3 <= 0) && 16 == a4) && a7 == 0) || (((((19 <= a26 && 20 <= a14) && 16 == a4) && a3 == 1) && a28 <= 16) && a7 == 1)) || (((((a4 <= 17 && 20 <= a14) && a26 <= 17) && a3 <= 0) && 17 <= a4) && a7 == 0)) || ((((20 <= a14 && a3 <= 0) && 16 == a4) && a28 <= 16) && a7 == 1)) || (((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 16)) || ((((a4 <= 17 && 20 <= a14) && 17 <= a4) && a3 == 1) && a7 == 1)) || ((((20 <= a14 && 17 <= a4) && a3 == 1) && a28 <= 16) && a7 == 1)) || ((((20 <= a14 && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 15)) || (((((19 <= a26 && 20 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0) && a28 <= 16)) || (((((a25 == 1 && a28 == 15) && 16 == a4) && a7 == 0) && a3 == 1) && a1 == 1)) || ((((20 <= a14 && a3 <= 0) && 17 <= a4) && a28 <= 16) && a7 == 1)) || ((a14 == 18 && a3 == 1) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || ((a14 == 18 && a7 == 0) && a3 == 1)) || ((((20 <= a14 && a26 <= 17) && a3 <= 0) && 16 == a4) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && 17 <= a4) && a3 == 1) && a7 == 1)) || ((((((a25 == 1 && 19 <= a14) && a28 == 15) && 16 == a4) && a3 == 1) && a1 == 1) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 1)) || ((((((a25 == 1 && 19 <= a14) && a26 <= 17) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((((a14 <= 19 && 19 <= a14) && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 16 == a4) && a7 == 0)) || (((((a4 <= 17 && a14 <= 19) && 19 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 0)) || (((((19 <= a26 && a4 <= 17) && 20 <= a14) && a3 <= 0) && 17 <= a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 17 <= a4) && a7 == 1)) || ((((19 <= a26 && 20 <= a14) && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a3 <= 0 && a14 == 18) && 17 <= a4) && a7 == 0)) || ((((((19 <= a26 && a25 == 1) && 19 <= a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((((((a14 <= 19 && a25 == 1) && 19 <= a14) && a28 == 15) && a3 == 1) && a1 == 1) && a7 == 1)) || ((19 <= a14 && a7 == 0) && a3 == 1) RESULT: Ultimate proved your program to be correct! [2021-11-21 01:58:55,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62504a86-5c6d-4dcc-be4e-5ca5dad27dbe/bin/utaipan-TEXQjIfE4P/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