./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label00.c -s /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan --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 4e2265a87033869c0bdae6730fb7121d56a31746 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 09:10:25,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 09:10:25,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 09:10:26,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 09:10:26,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 09:10:26,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 09:10:26,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 09:10:26,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 09:10:26,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 09:10:26,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 09:10:26,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 09:10:26,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 09:10:26,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 09:10:26,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 09:10:26,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 09:10:26,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 09:10:26,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 09:10:26,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 09:10:26,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 09:10:26,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 09:10:26,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 09:10:26,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 09:10:26,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 09:10:26,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 09:10:26,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 09:10:26,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 09:10:26,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 09:10:26,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 09:10:26,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 09:10:26,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 09:10:26,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 09:10:26,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 09:10:26,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 09:10:26,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 09:10:26,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 09:10:26,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 09:10:26,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 09:10:26,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 09:10:26,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 09:10:26,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 09:10:26,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 09:10:26,046 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 09:10:26,062 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 09:10:26,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 09:10:26,063 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 09:10:26,063 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 09:10:26,063 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 09:10:26,063 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 09:10:26,063 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 09:10:26,063 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 09:10:26,063 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 09:10:26,064 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 09:10:26,064 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 09:10:26,064 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 09:10:26,064 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 09:10:26,064 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 09:10:26,064 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 09:10:26,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 09:10:26,065 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 09:10:26,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 09:10:26,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 09:10:26,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 09:10:26,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 09:10:26,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 09:10:26,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 09:10:26,066 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 09:10:26,066 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 09:10:26,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 09:10:26,066 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 09:10:26,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 09:10:26,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 09:10:26,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 09:10:26,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:10:26,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 09:10:26,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 09:10:26,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 09:10:26,067 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 09:10:26,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 09:10:26,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 09:10:26,067 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 09:10:26,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 09:10:26,068 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-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e2265a87033869c0bdae6730fb7121d56a31746 [2020-12-09 09:10:26,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 09:10:26,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 09:10:26,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 09:10:26,255 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 09:10:26,256 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 09:10:26,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem04_label00.c [2020-12-09 09:10:26,305 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/data/545f05cab/4b630a509cc04168ac238e3b3bbbc13c/FLAG3ceb20aed [2020-12-09 09:10:26,861 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 09:10:26,862 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/sv-benchmarks/c/eca-rers2012/Problem04_label00.c [2020-12-09 09:10:26,881 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/data/545f05cab/4b630a509cc04168ac238e3b3bbbc13c/FLAG3ceb20aed [2020-12-09 09:10:27,342 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/data/545f05cab/4b630a509cc04168ac238e3b3bbbc13c [2020-12-09 09:10:27,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 09:10:27,345 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 09:10:27,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 09:10:27,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 09:10:27,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 09:10:27,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:10:27" (1/1) ... [2020-12-09 09:10:27,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6c1930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:27, skipping insertion in model container [2020-12-09 09:10:27,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:10:27" (1/1) ... [2020-12-09 09:10:27,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 09:10:27,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 09:10:28,248 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/sv-benchmarks/c/eca-rers2012/Problem04_label00.c[182508,182521] [2020-12-09 09:10:28,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 09:10:28,266 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 09:10:28,697 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/sv-benchmarks/c/eca-rers2012/Problem04_label00.c[182508,182521] [2020-12-09 09:10:28,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 09:10:28,721 INFO L208 MainTranslator]: Completed translation [2020-12-09 09:10:28,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28 WrapperNode [2020-12-09 09:10:28,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 09:10:28,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 09:10:28,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 09:10:28,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 09:10:28,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (1/1) ... [2020-12-09 09:10:28,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (1/1) ... [2020-12-09 09:10:28,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 09:10:28,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 09:10:28,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 09:10:28,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 09:10:28,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (1/1) ... [2020-12-09 09:10:28,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (1/1) ... [2020-12-09 09:10:28,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (1/1) ... [2020-12-09 09:10:28,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (1/1) ... [2020-12-09 09:10:29,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (1/1) ... [2020-12-09 09:10:29,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (1/1) ... [2020-12-09 09:10:29,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (1/1) ... [2020-12-09 09:10:29,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 09:10:29,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 09:10:29,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 09:10:29,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 09:10:29,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:10:29,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 09:10:29,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 09:10:29,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 09:10:29,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 09:10:32,712 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 09:10:32,712 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-09 09:10:32,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:10:32 BoogieIcfgContainer [2020-12-09 09:10:32,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 09:10:32,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 09:10:32,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 09:10:32,719 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 09:10:32,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 09:10:27" (1/3) ... [2020-12-09 09:10:32,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b0e28f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:10:32, skipping insertion in model container [2020-12-09 09:10:32,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:10:28" (2/3) ... [2020-12-09 09:10:32,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b0e28f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:10:32, skipping insertion in model container [2020-12-09 09:10:32,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:10:32" (3/3) ... [2020-12-09 09:10:32,721 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem04_label00.c [2020-12-09 09:10:32,730 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 09:10:32,733 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-09 09:10:32,740 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-09 09:10:32,766 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 09:10:32,766 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 09:10:32,766 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 09:10:32,766 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 09:10:32,767 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 09:10:32,767 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 09:10:32,767 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 09:10:32,767 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 09:10:32,792 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states. [2020-12-09 09:10:32,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2020-12-09 09:10:32,826 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:10:32,827 INFO L422 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] [2020-12-09 09:10:32,828 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:10:32,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:10:32,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1870335171, now seen corresponding path program 1 times [2020-12-09 09:10:32,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:10:32,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279292298] [2020-12-09 09:10:32,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:10:33,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:10:36,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:10:36,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279292298] [2020-12-09 09:10:36,611 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:10:36,611 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:10:36,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468545388] [2020-12-09 09:10:36,617 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 09:10:36,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:10:36,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 09:10:36,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 09:10:36,631 INFO L87 Difference]: Start difference. First operand 763 states. Second operand 4 states. [2020-12-09 09:10:42,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:10:42,331 INFO L93 Difference]: Finished difference Result 3802 states and 7561 transitions. [2020-12-09 09:10:42,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 09:10:42,333 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 755 [2020-12-09 09:10:42,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:10:42,365 INFO L225 Difference]: With dead ends: 3802 [2020-12-09 09:10:42,366 INFO L226 Difference]: Without dead ends: 3032 [2020-12-09 09:10:42,370 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 09:10:42,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2020-12-09 09:10:42,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 2277. [2020-12-09 09:10:42,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2277 states. [2020-12-09 09:10:42,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 2277 states and 3621 transitions. [2020-12-09 09:10:42,467 INFO L78 Accepts]: Start accepts. Automaton has 2277 states and 3621 transitions. Word has length 755 [2020-12-09 09:10:42,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:10:42,469 INFO L481 AbstractCegarLoop]: Abstraction has 2277 states and 3621 transitions. [2020-12-09 09:10:42,469 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 09:10:42,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 3621 transitions. [2020-12-09 09:10:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2020-12-09 09:10:42,489 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:10:42,489 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:10:42,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 09:10:42,490 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:10:42,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:10:42,491 INFO L82 PathProgramCache]: Analyzing trace with hash -146175404, now seen corresponding path program 1 times [2020-12-09 09:10:42,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:10:42,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176581649] [2020-12-09 09:10:42,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:10:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:10:43,224 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 09:10:43,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176581649] [2020-12-09 09:10:43,225 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:10:43,225 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:10:43,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913493821] [2020-12-09 09:10:43,227 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 09:10:43,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:10:43,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 09:10:43,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 09:10:43,228 INFO L87 Difference]: Start difference. First operand 2277 states and 3621 transitions. Second operand 4 states. [2020-12-09 09:10:47,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:10:47,749 INFO L93 Difference]: Finished difference Result 7585 states and 12200 transitions. [2020-12-09 09:10:47,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 09:10:47,750 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 774 [2020-12-09 09:10:47,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:10:47,771 INFO L225 Difference]: With dead ends: 7585 [2020-12-09 09:10:47,771 INFO L226 Difference]: Without dead ends: 5309 [2020-12-09 09:10:47,774 INFO L677 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 [2020-12-09 09:10:47,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5309 states. [2020-12-09 09:10:47,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5309 to 5309. [2020-12-09 09:10:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5309 states. [2020-12-09 09:10:47,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5309 states to 5309 states and 7163 transitions. [2020-12-09 09:10:47,852 INFO L78 Accepts]: Start accepts. Automaton has 5309 states and 7163 transitions. Word has length 774 [2020-12-09 09:10:47,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:10:47,853 INFO L481 AbstractCegarLoop]: Abstraction has 5309 states and 7163 transitions. [2020-12-09 09:10:47,853 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 09:10:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 5309 states and 7163 transitions. [2020-12-09 09:10:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2020-12-09 09:10:47,863 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:10:47,864 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-09 09:10:47,864 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 09:10:47,864 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:10:47,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:10:47,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1561495463, now seen corresponding path program 1 times [2020-12-09 09:10:47,865 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:10:47,865 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162859693] [2020-12-09 09:10:47,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:10:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:10:48,310 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 09:10:48,310 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162859693] [2020-12-09 09:10:48,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:10:48,311 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:10:48,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429992009] [2020-12-09 09:10:48,312 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:10:48,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:10:48,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:10:48,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:10:48,312 INFO L87 Difference]: Start difference. First operand 5309 states and 7163 transitions. Second operand 3 states. [2020-12-09 09:10:51,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:10:51,030 INFO L93 Difference]: Finished difference Result 14407 states and 19952 transitions. [2020-12-09 09:10:51,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:10:51,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 781 [2020-12-09 09:10:51,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:10:51,061 INFO L225 Difference]: With dead ends: 14407 [2020-12-09 09:10:51,061 INFO L226 Difference]: Without dead ends: 9099 [2020-12-09 09:10:51,066 INFO L677 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 [2020-12-09 09:10:51,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9099 states. [2020-12-09 09:10:51,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9099 to 8341. [2020-12-09 09:10:51,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8341 states. [2020-12-09 09:10:51,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8341 states to 8341 states and 10850 transitions. [2020-12-09 09:10:51,179 INFO L78 Accepts]: Start accepts. Automaton has 8341 states and 10850 transitions. Word has length 781 [2020-12-09 09:10:51,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:10:51,179 INFO L481 AbstractCegarLoop]: Abstraction has 8341 states and 10850 transitions. [2020-12-09 09:10:51,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:10:51,179 INFO L276 IsEmpty]: Start isEmpty. Operand 8341 states and 10850 transitions. [2020-12-09 09:10:51,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 855 [2020-12-09 09:10:51,194 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:10:51,194 INFO L422 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, 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] [2020-12-09 09:10:51,195 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-09 09:10:51,195 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:10:51,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:10:51,195 INFO L82 PathProgramCache]: Analyzing trace with hash 1693997073, now seen corresponding path program 1 times [2020-12-09 09:10:51,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:10:51,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651671266] [2020-12-09 09:10:51,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:10:51,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:10:51,870 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 115 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-12-09 09:10:51,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651671266] [2020-12-09 09:10:51,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [767227323] [2020-12-09 09:10:51,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:10:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:10:52,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 1143 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:10:52,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:10:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-12-09 09:10:52,984 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:10:53,701 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-12-09 09:10:53,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:10:53,702 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [4] total 6 [2020-12-09 09:10:53,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782104099] [2020-12-09 09:10:53,704 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 09:10:53,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:10:53,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 09:10:53,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:10:53,705 INFO L87 Difference]: Start difference. First operand 8341 states and 10850 transitions. Second operand 4 states. [2020-12-09 09:10:57,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:10:57,891 INFO L93 Difference]: Finished difference Result 30325 states and 40327 transitions. [2020-12-09 09:10:57,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 09:10:57,891 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 854 [2020-12-09 09:10:57,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:10:57,950 INFO L225 Difference]: With dead ends: 30325 [2020-12-09 09:10:57,950 INFO L226 Difference]: Without dead ends: 21985 [2020-12-09 09:10:57,958 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1710 GetRequests, 1705 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:10:57,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21985 states. [2020-12-09 09:10:58,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21985 to 21985. [2020-12-09 09:10:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21985 states. [2020-12-09 09:10:58,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21985 states to 21985 states and 27162 transitions. [2020-12-09 09:10:58,189 INFO L78 Accepts]: Start accepts. Automaton has 21985 states and 27162 transitions. Word has length 854 [2020-12-09 09:10:58,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:10:58,190 INFO L481 AbstractCegarLoop]: Abstraction has 21985 states and 27162 transitions. [2020-12-09 09:10:58,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 09:10:58,190 INFO L276 IsEmpty]: Start isEmpty. Operand 21985 states and 27162 transitions. [2020-12-09 09:10:58,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 925 [2020-12-09 09:10:58,214 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:10:58,215 INFO L422 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, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:10:58,416 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:10:58,417 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:10:58,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:10:58,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1092572506, now seen corresponding path program 1 times [2020-12-09 09:10:58,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:10:58,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328359111] [2020-12-09 09:10:58,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:10:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:10:59,069 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-12-09 09:10:59,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328359111] [2020-12-09 09:10:59,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:10:59,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:10:59,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798302001] [2020-12-09 09:10:59,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:10:59,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:10:59,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:10:59,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:10:59,071 INFO L87 Difference]: Start difference. First operand 21985 states and 27162 transitions. Second operand 3 states. [2020-12-09 09:11:02,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:11:02,011 INFO L93 Difference]: Finished difference Result 61403 states and 76347 transitions. [2020-12-09 09:11:02,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:11:02,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 924 [2020-12-09 09:11:02,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:11:02,049 INFO L225 Difference]: With dead ends: 61403 [2020-12-09 09:11:02,050 INFO L226 Difference]: Without dead ends: 39419 [2020-12-09 09:11:02,066 INFO L677 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 [2020-12-09 09:11:02,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39419 states. [2020-12-09 09:11:02,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39419 to 39419. [2020-12-09 09:11:02,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39419 states. [2020-12-09 09:11:02,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39419 states to 39419 states and 48046 transitions. [2020-12-09 09:11:02,434 INFO L78 Accepts]: Start accepts. Automaton has 39419 states and 48046 transitions. Word has length 924 [2020-12-09 09:11:02,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:11:02,435 INFO L481 AbstractCegarLoop]: Abstraction has 39419 states and 48046 transitions. [2020-12-09 09:11:02,435 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:11:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 39419 states and 48046 transitions. [2020-12-09 09:11:02,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 997 [2020-12-09 09:11:02,471 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:11:02,471 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 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] [2020-12-09 09:11:02,471 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-09 09:11:02,472 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:11:02,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:11:02,472 INFO L82 PathProgramCache]: Analyzing trace with hash 671278129, now seen corresponding path program 1 times [2020-12-09 09:11:02,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:11:02,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517747396] [2020-12-09 09:11:02,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:11:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:11:03,269 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-12-09 09:11:03,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517747396] [2020-12-09 09:11:03,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:11:03,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:11:03,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001641015] [2020-12-09 09:11:03,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:11:03,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:11:03,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:11:03,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:11:03,272 INFO L87 Difference]: Start difference. First operand 39419 states and 48046 transitions. Second operand 3 states. [2020-12-09 09:11:06,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:11:06,282 INFO L93 Difference]: Finished difference Result 106125 states and 129087 transitions. [2020-12-09 09:11:06,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:11:06,283 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 996 [2020-12-09 09:11:06,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:11:06,340 INFO L225 Difference]: With dead ends: 106125 [2020-12-09 09:11:06,340 INFO L226 Difference]: Without dead ends: 66707 [2020-12-09 09:11:06,364 INFO L677 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 [2020-12-09 09:11:06,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66707 states. [2020-12-09 09:11:06,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66707 to 60643. [2020-12-09 09:11:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60643 states. [2020-12-09 09:11:06,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60643 states to 60643 states and 72450 transitions. [2020-12-09 09:11:06,912 INFO L78 Accepts]: Start accepts. Automaton has 60643 states and 72450 transitions. Word has length 996 [2020-12-09 09:11:06,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:11:06,912 INFO L481 AbstractCegarLoop]: Abstraction has 60643 states and 72450 transitions. [2020-12-09 09:11:06,912 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:11:06,912 INFO L276 IsEmpty]: Start isEmpty. Operand 60643 states and 72450 transitions. [2020-12-09 09:11:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1120 [2020-12-09 09:11:06,947 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:11:06,947 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:11:06,948 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-09 09:11:06,948 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:11:06,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:11:06,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1598386475, now seen corresponding path program 1 times [2020-12-09 09:11:06,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:11:06,949 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800279779] [2020-12-09 09:11:06,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:11:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:11:07,936 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2020-12-09 09:11:07,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800279779] [2020-12-09 09:11:07,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:11:07,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:11:07,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824189331] [2020-12-09 09:11:07,937 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:11:07,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:11:07,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:11:07,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:11:07,938 INFO L87 Difference]: Start difference. First operand 60643 states and 72450 transitions. Second operand 3 states. [2020-12-09 09:11:10,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:11:10,820 INFO L93 Difference]: Finished difference Result 124317 states and 148249 transitions. [2020-12-09 09:11:10,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:11:10,821 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1119 [2020-12-09 09:11:10,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:11:10,875 INFO L225 Difference]: With dead ends: 124317 [2020-12-09 09:11:10,875 INFO L226 Difference]: Without dead ends: 63675 [2020-12-09 09:11:10,903 INFO L677 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 [2020-12-09 09:11:10,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63675 states. [2020-12-09 09:11:11,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63675 to 62917. [2020-12-09 09:11:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62917 states. [2020-12-09 09:11:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62917 states to 62917 states and 74760 transitions. [2020-12-09 09:11:11,451 INFO L78 Accepts]: Start accepts. Automaton has 62917 states and 74760 transitions. Word has length 1119 [2020-12-09 09:11:11,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:11:11,452 INFO L481 AbstractCegarLoop]: Abstraction has 62917 states and 74760 transitions. [2020-12-09 09:11:11,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:11:11,452 INFO L276 IsEmpty]: Start isEmpty. Operand 62917 states and 74760 transitions. [2020-12-09 09:11:11,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1258 [2020-12-09 09:11:11,486 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:11:11,487 INFO L422 BasicCegarLoop]: trace histogram [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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:11:11,487 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-09 09:11:11,487 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:11:11,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:11:11,488 INFO L82 PathProgramCache]: Analyzing trace with hash 1211371626, now seen corresponding path program 1 times [2020-12-09 09:11:11,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:11:11,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311429138] [2020-12-09 09:11:11,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:11:11,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:11:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 962 backedges. 823 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-12-09 09:11:12,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311429138] [2020-12-09 09:11:12,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:11:12,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:11:12,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226882343] [2020-12-09 09:11:12,702 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:11:12,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:11:12,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:11:12,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:11:12,703 INFO L87 Difference]: Start difference. First operand 62917 states and 74760 transitions. Second operand 3 states. [2020-12-09 09:11:15,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:11:15,645 INFO L93 Difference]: Finished difference Result 125833 states and 149519 transitions. [2020-12-09 09:11:15,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:11:15,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1257 [2020-12-09 09:11:15,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:11:15,701 INFO L225 Difference]: With dead ends: 125833 [2020-12-09 09:11:15,701 INFO L226 Difference]: Without dead ends: 62917 [2020-12-09 09:11:15,728 INFO L677 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 [2020-12-09 09:11:15,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62917 states. [2020-12-09 09:11:16,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62917 to 60643. [2020-12-09 09:11:16,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60643 states. [2020-12-09 09:11:16,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60643 states to 60643 states and 69288 transitions. [2020-12-09 09:11:16,270 INFO L78 Accepts]: Start accepts. Automaton has 60643 states and 69288 transitions. Word has length 1257 [2020-12-09 09:11:16,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:11:16,271 INFO L481 AbstractCegarLoop]: Abstraction has 60643 states and 69288 transitions. [2020-12-09 09:11:16,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:11:16,271 INFO L276 IsEmpty]: Start isEmpty. Operand 60643 states and 69288 transitions. [2020-12-09 09:11:16,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1273 [2020-12-09 09:11:16,303 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:11:16,305 INFO L422 BasicCegarLoop]: trace histogram [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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:11:16,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-09 09:11:16,305 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:11:16,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:11:16,306 INFO L82 PathProgramCache]: Analyzing trace with hash -1965518336, now seen corresponding path program 1 times [2020-12-09 09:11:16,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:11:16,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458543714] [2020-12-09 09:11:16,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:11:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:11:18,946 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 791 proven. 89 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-12-09 09:11:18,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458543714] [2020-12-09 09:11:18,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1433318889] [2020-12-09 09:11:18,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:11:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:11:19,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 1597 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:11:19,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:11:21,021 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 515 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2020-12-09 09:11:21,021 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:11:22,635 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 515 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2020-12-09 09:11:22,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:11:22,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 09:11:22,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431392177] [2020-12-09 09:11:22,637 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:11:22,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:11:22,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:11:22,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:11:22,638 INFO L87 Difference]: Start difference. First operand 60643 states and 69288 transitions. Second operand 3 states. [2020-12-09 09:11:25,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:11:25,324 INFO L93 Difference]: Finished difference Result 121285 states and 138575 transitions. [2020-12-09 09:11:25,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:11:25,324 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1272 [2020-12-09 09:11:25,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:11:25,378 INFO L225 Difference]: With dead ends: 121285 [2020-12-09 09:11:25,378 INFO L226 Difference]: Without dead ends: 60643 [2020-12-09 09:11:25,403 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2547 GetRequests, 2541 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:11:25,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60643 states. [2020-12-09 09:11:25,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60643 to 59885. [2020-12-09 09:11:25,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59885 states. [2020-12-09 09:11:25,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59885 states to 59885 states and 66887 transitions. [2020-12-09 09:11:25,923 INFO L78 Accepts]: Start accepts. Automaton has 59885 states and 66887 transitions. Word has length 1272 [2020-12-09 09:11:25,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:11:25,925 INFO L481 AbstractCegarLoop]: Abstraction has 59885 states and 66887 transitions. [2020-12-09 09:11:25,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:11:25,925 INFO L276 IsEmpty]: Start isEmpty. Operand 59885 states and 66887 transitions. [2020-12-09 09:11:25,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1335 [2020-12-09 09:11:25,958 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:11:25,959 INFO L422 BasicCegarLoop]: trace histogram [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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:11:26,160 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:11:26,161 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:11:26,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:11:26,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1240044709, now seen corresponding path program 1 times [2020-12-09 09:11:26,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:11:26,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040052945] [2020-12-09 09:11:26,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:11:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:11:27,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 988 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2020-12-09 09:11:27,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040052945] [2020-12-09 09:11:27,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:11:27,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:11:27,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293030930] [2020-12-09 09:11:27,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:11:27,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:11:27,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:11:27,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:11:27,459 INFO L87 Difference]: Start difference. First operand 59885 states and 66887 transitions. Second operand 3 states. [2020-12-09 09:11:30,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:11:30,542 INFO L93 Difference]: Finished difference Result 121285 states and 135331 transitions. [2020-12-09 09:11:30,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:11:30,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1334 [2020-12-09 09:11:30,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:11:30,598 INFO L225 Difference]: With dead ends: 121285 [2020-12-09 09:11:30,598 INFO L226 Difference]: Without dead ends: 61401 [2020-12-09 09:11:30,622 INFO L677 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 [2020-12-09 09:11:30,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61401 states. [2020-12-09 09:11:31,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61401 to 59127. [2020-12-09 09:11:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59127 states. [2020-12-09 09:11:31,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59127 states to 59127 states and 64415 transitions. [2020-12-09 09:11:31,140 INFO L78 Accepts]: Start accepts. Automaton has 59127 states and 64415 transitions. Word has length 1334 [2020-12-09 09:11:31,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:11:31,140 INFO L481 AbstractCegarLoop]: Abstraction has 59127 states and 64415 transitions. [2020-12-09 09:11:31,140 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:11:31,140 INFO L276 IsEmpty]: Start isEmpty. Operand 59127 states and 64415 transitions. [2020-12-09 09:11:31,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1357 [2020-12-09 09:11:31,175 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:11:31,176 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:11:31,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-09 09:11:31,176 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:11:31,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:11:31,177 INFO L82 PathProgramCache]: Analyzing trace with hash -476497504, now seen corresponding path program 1 times [2020-12-09 09:11:31,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:11:31,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825732110] [2020-12-09 09:11:31,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:11:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:11:32,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1168 backedges. 943 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2020-12-09 09:11:32,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825732110] [2020-12-09 09:11:32,426 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:11:32,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:11:32,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511094916] [2020-12-09 09:11:32,428 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:11:32,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:11:32,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:11:32,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:11:32,428 INFO L87 Difference]: Start difference. First operand 59127 states and 64415 transitions. Second operand 3 states. [2020-12-09 09:11:35,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:11:35,843 INFO L93 Difference]: Finished difference Result 137961 states and 150699 transitions. [2020-12-09 09:11:35,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:11:35,844 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1356 [2020-12-09 09:11:35,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:11:35,910 INFO L225 Difference]: With dead ends: 137961 [2020-12-09 09:11:35,910 INFO L226 Difference]: Without dead ends: 78835 [2020-12-09 09:11:35,939 INFO L677 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 [2020-12-09 09:11:35,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78835 states. [2020-12-09 09:11:36,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78835 to 78077. [2020-12-09 09:11:36,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78077 states. [2020-12-09 09:11:36,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78077 states to 78077 states and 84435 transitions. [2020-12-09 09:11:36,621 INFO L78 Accepts]: Start accepts. Automaton has 78077 states and 84435 transitions. Word has length 1356 [2020-12-09 09:11:36,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:11:36,622 INFO L481 AbstractCegarLoop]: Abstraction has 78077 states and 84435 transitions. [2020-12-09 09:11:36,622 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:11:36,622 INFO L276 IsEmpty]: Start isEmpty. Operand 78077 states and 84435 transitions. [2020-12-09 09:11:36,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1480 [2020-12-09 09:11:36,673 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:11:36,674 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-12-09 09:11:36,674 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-09 09:11:36,674 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:11:36,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:11:36,675 INFO L82 PathProgramCache]: Analyzing trace with hash 73808523, now seen corresponding path program 1 times [2020-12-09 09:11:36,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:11:36,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518757774] [2020-12-09 09:11:36,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:11:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:11:38,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1647 backedges. 1286 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2020-12-09 09:11:38,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518757774] [2020-12-09 09:11:38,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:11:38,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:11:38,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628552897] [2020-12-09 09:11:38,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:11:38,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:11:38,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:11:38,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:11:38,277 INFO L87 Difference]: Start difference. First operand 78077 states and 84435 transitions. Second operand 3 states. [2020-12-09 09:11:41,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:11:41,265 INFO L93 Difference]: Finished difference Result 156153 states and 168869 transitions. [2020-12-09 09:11:41,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:11:41,265 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1479 [2020-12-09 09:11:41,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:11:41,335 INFO L225 Difference]: With dead ends: 156153 [2020-12-09 09:11:41,335 INFO L226 Difference]: Without dead ends: 78077 [2020-12-09 09:11:41,354 INFO L677 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 [2020-12-09 09:11:41,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78077 states. [2020-12-09 09:11:41,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78077 to 77319. [2020-12-09 09:11:41,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77319 states. [2020-12-09 09:11:42,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77319 states to 77319 states and 82270 transitions. [2020-12-09 09:11:42,005 INFO L78 Accepts]: Start accepts. Automaton has 77319 states and 82270 transitions. Word has length 1479 [2020-12-09 09:11:42,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:11:42,006 INFO L481 AbstractCegarLoop]: Abstraction has 77319 states and 82270 transitions. [2020-12-09 09:11:42,006 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:11:42,006 INFO L276 IsEmpty]: Start isEmpty. Operand 77319 states and 82270 transitions. [2020-12-09 09:11:42,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1935 [2020-12-09 09:11:42,068 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:11:42,069 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:11:42,069 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-09 09:11:42,069 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:11:42,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:11:42,070 INFO L82 PathProgramCache]: Analyzing trace with hash 394088343, now seen corresponding path program 1 times [2020-12-09 09:11:42,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:11:42,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158101312] [2020-12-09 09:11:42,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:11:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:11:45,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2019 backedges. 1385 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2020-12-09 09:11:45,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158101312] [2020-12-09 09:11:45,223 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:11:45,224 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:11:45,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012369622] [2020-12-09 09:11:45,225 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:11:45,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:11:45,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:11:45,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:11:45,226 INFO L87 Difference]: Start difference. First operand 77319 states and 82270 transitions. Second operand 3 states. [2020-12-09 09:11:48,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:11:48,304 INFO L93 Difference]: Finished difference Result 158427 states and 168515 transitions. [2020-12-09 09:11:48,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:11:48,305 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1934 [2020-12-09 09:11:48,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:11:48,376 INFO L225 Difference]: With dead ends: 158427 [2020-12-09 09:11:48,376 INFO L226 Difference]: Without dead ends: 81109 [2020-12-09 09:11:48,409 INFO L677 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 [2020-12-09 09:11:48,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81109 states. [2020-12-09 09:11:49,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81109 to 80351. [2020-12-09 09:11:49,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80351 states. [2020-12-09 09:11:49,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80351 states to 80351 states and 85314 transitions. [2020-12-09 09:11:49,127 INFO L78 Accepts]: Start accepts. Automaton has 80351 states and 85314 transitions. Word has length 1934 [2020-12-09 09:11:49,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:11:49,127 INFO L481 AbstractCegarLoop]: Abstraction has 80351 states and 85314 transitions. [2020-12-09 09:11:49,128 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:11:49,128 INFO L276 IsEmpty]: Start isEmpty. Operand 80351 states and 85314 transitions. [2020-12-09 09:11:49,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2227 [2020-12-09 09:11:49,198 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:11:49,199 INFO L422 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:11:49,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-09 09:11:49,199 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:11:49,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:11:49,200 INFO L82 PathProgramCache]: Analyzing trace with hash 2098777857, now seen corresponding path program 1 times [2020-12-09 09:11:49,200 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:11:49,200 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448800322] [2020-12-09 09:11:49,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:11:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:11:52,419 INFO L134 CoverageAnalysis]: Checked inductivity of 3367 backedges. 2261 proven. 0 refuted. 0 times theorem prover too weak. 1106 trivial. 0 not checked. [2020-12-09 09:11:52,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448800322] [2020-12-09 09:11:52,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:11:52,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:11:52,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729986593] [2020-12-09 09:11:52,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:11:52,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:11:52,421 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:11:52,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:11:52,421 INFO L87 Difference]: Start difference. First operand 80351 states and 85314 transitions. Second operand 3 states. [2020-12-09 09:11:55,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:11:55,311 INFO L93 Difference]: Finished difference Result 160701 states and 170627 transitions. [2020-12-09 09:11:55,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:11:55,312 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2226 [2020-12-09 09:11:55,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:11:55,379 INFO L225 Difference]: With dead ends: 160701 [2020-12-09 09:11:55,380 INFO L226 Difference]: Without dead ends: 80351 [2020-12-09 09:11:55,412 INFO L677 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 [2020-12-09 09:11:55,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80351 states. [2020-12-09 09:11:56,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80351 to 78835. [2020-12-09 09:11:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78835 states. [2020-12-09 09:11:56,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78835 states to 78835 states and 82856 transitions. [2020-12-09 09:11:56,116 INFO L78 Accepts]: Start accepts. Automaton has 78835 states and 82856 transitions. Word has length 2226 [2020-12-09 09:11:56,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:11:56,117 INFO L481 AbstractCegarLoop]: Abstraction has 78835 states and 82856 transitions. [2020-12-09 09:11:56,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:11:56,117 INFO L276 IsEmpty]: Start isEmpty. Operand 78835 states and 82856 transitions. [2020-12-09 09:11:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2289 [2020-12-09 09:11:56,188 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:11:56,189 INFO L422 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 09:11:56,189 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-09 09:11:56,189 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:11:56,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:11:56,190 INFO L82 PathProgramCache]: Analyzing trace with hash -2139145254, now seen corresponding path program 1 times [2020-12-09 09:11:56,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:11:56,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873916009] [2020-12-09 09:11:56,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:11:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:12:01,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2749 backedges. 1548 proven. 0 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2020-12-09 09:12:01,061 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873916009] [2020-12-09 09:12:01,061 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:12:01,061 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 09:12:01,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422103476] [2020-12-09 09:12:01,063 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:12:01,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:12:01,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:12:01,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 09:12:01,063 INFO L87 Difference]: Start difference. First operand 78835 states and 82856 transitions. Second operand 3 states. [2020-12-09 09:12:04,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:12:04,025 INFO L93 Difference]: Finished difference Result 164491 states and 172755 transitions. [2020-12-09 09:12:04,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:12:04,026 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2288 [2020-12-09 09:12:04,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:12:04,091 INFO L225 Difference]: With dead ends: 164491 [2020-12-09 09:12:04,092 INFO L226 Difference]: Without dead ends: 84899 [2020-12-09 09:12:04,118 INFO L677 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 [2020-12-09 09:12:04,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84899 states. [2020-12-09 09:12:04,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84899 to 83383. [2020-12-09 09:12:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83383 states. [2020-12-09 09:12:04,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83383 states to 83383 states and 84621 transitions. [2020-12-09 09:12:04,807 INFO L78 Accepts]: Start accepts. Automaton has 83383 states and 84621 transitions. Word has length 2288 [2020-12-09 09:12:04,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:12:04,808 INFO L481 AbstractCegarLoop]: Abstraction has 83383 states and 84621 transitions. [2020-12-09 09:12:04,808 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:12:04,808 INFO L276 IsEmpty]: Start isEmpty. Operand 83383 states and 84621 transitions. [2020-12-09 09:12:04,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2318 [2020-12-09 09:12:04,879 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:12:04,881 INFO L422 BasicCegarLoop]: trace histogram [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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:12:04,881 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-09 09:12:04,881 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:12:04,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:12:04,881 INFO L82 PathProgramCache]: Analyzing trace with hash -120840172, now seen corresponding path program 1 times [2020-12-09 09:12:04,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:12:04,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801376344] [2020-12-09 09:12:04,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:12:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:12:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 4031 backedges. 2223 proven. 89 refuted. 0 times theorem prover too weak. 1719 trivial. 0 not checked. [2020-12-09 09:12:10,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801376344] [2020-12-09 09:12:10,659 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482557871] [2020-12-09 09:12:10,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:12:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:12:11,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 2761 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:12:11,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:12:14,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4031 backedges. 2793 proven. 0 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2020-12-09 09:12:14,901 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:12:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4031 backedges. 2793 proven. 0 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2020-12-09 09:12:18,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:12:18,614 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 09:12:18,614 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858586447] [2020-12-09 09:12:18,616 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:12:18,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:12:18,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:12:18,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:12:18,616 INFO L87 Difference]: Start difference. First operand 83383 states and 84621 transitions. Second operand 3 states. [2020-12-09 09:12:20,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:12:20,803 INFO L93 Difference]: Finished difference Result 166765 states and 169241 transitions. [2020-12-09 09:12:20,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:12:20,803 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2317 [2020-12-09 09:12:20,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:12:20,871 INFO L225 Difference]: With dead ends: 166765 [2020-12-09 09:12:20,871 INFO L226 Difference]: Without dead ends: 83383 [2020-12-09 09:12:20,904 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4637 GetRequests, 4631 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:12:20,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83383 states. [2020-12-09 09:12:21,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83383 to 79593. [2020-12-09 09:12:21,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79593 states. [2020-12-09 09:12:21,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79593 states to 79593 states and 80421 transitions. [2020-12-09 09:12:21,588 INFO L78 Accepts]: Start accepts. Automaton has 79593 states and 80421 transitions. Word has length 2317 [2020-12-09 09:12:21,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:12:21,589 INFO L481 AbstractCegarLoop]: Abstraction has 79593 states and 80421 transitions. [2020-12-09 09:12:21,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:12:21,589 INFO L276 IsEmpty]: Start isEmpty. Operand 79593 states and 80421 transitions. [2020-12-09 09:12:21,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3599 [2020-12-09 09:12:21,693 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:12:21,694 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 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, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:12:21,895 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-12-09 09:12:21,895 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:12:21,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:12:21,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1222433717, now seen corresponding path program 1 times [2020-12-09 09:12:21,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:12:21,899 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515491094] [2020-12-09 09:12:21,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:12:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:12:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 9626 backedges. 3817 proven. 0 refuted. 0 times theorem prover too weak. 5809 trivial. 0 not checked. [2020-12-09 09:12:31,959 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515491094] [2020-12-09 09:12:31,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 09:12:31,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 09:12:31,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267910671] [2020-12-09 09:12:31,961 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 09:12:31,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:12:31,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 09:12:31,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 09:12:31,962 INFO L87 Difference]: Start difference. First operand 79593 states and 80421 transitions. Second operand 4 states. [2020-12-09 09:12:35,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:12:35,349 INFO L93 Difference]: Finished difference Result 159185 states and 160841 transitions. [2020-12-09 09:12:35,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 09:12:35,350 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3598 [2020-12-09 09:12:35,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:12:35,411 INFO L225 Difference]: With dead ends: 159185 [2020-12-09 09:12:35,411 INFO L226 Difference]: Without dead ends: 79593 [2020-12-09 09:12:35,439 INFO L677 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 [2020-12-09 09:12:35,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79593 states. [2020-12-09 09:12:36,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79593 to 76561. [2020-12-09 09:12:36,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76561 states. [2020-12-09 09:12:36,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76561 states to 76561 states and 77351 transitions. [2020-12-09 09:12:36,104 INFO L78 Accepts]: Start accepts. Automaton has 76561 states and 77351 transitions. Word has length 3598 [2020-12-09 09:12:36,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:12:36,106 INFO L481 AbstractCegarLoop]: Abstraction has 76561 states and 77351 transitions. [2020-12-09 09:12:36,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 09:12:36,106 INFO L276 IsEmpty]: Start isEmpty. Operand 76561 states and 77351 transitions. [2020-12-09 09:12:36,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3781 [2020-12-09 09:12:36,212 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:12:36,214 INFO L422 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, 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, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:12:36,214 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-09 09:12:36,214 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:12:36,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:12:36,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1485675408, now seen corresponding path program 1 times [2020-12-09 09:12:36,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:12:36,215 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227960498] [2020-12-09 09:12:36,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:12:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:12:52,690 INFO L134 CoverageAnalysis]: Checked inductivity of 11166 backedges. 5076 proven. 295 refuted. 0 times theorem prover too weak. 5795 trivial. 0 not checked. [2020-12-09 09:12:52,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227960498] [2020-12-09 09:12:52,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1394384338] [2020-12-09 09:12:52,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:12:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:12:53,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 4383 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:12:53,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:13:01,253 INFO L134 CoverageAnalysis]: Checked inductivity of 11166 backedges. 6432 proven. 0 refuted. 0 times theorem prover too weak. 4734 trivial. 0 not checked. [2020-12-09 09:13:01,253 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:13:08,954 INFO L134 CoverageAnalysis]: Checked inductivity of 11166 backedges. 6432 proven. 0 refuted. 0 times theorem prover too weak. 4734 trivial. 0 not checked. [2020-12-09 09:13:08,954 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:13:08,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 10 [2020-12-09 09:13:08,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015251403] [2020-12-09 09:13:08,959 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:13:08,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:13:08,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:13:08,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-12-09 09:13:08,960 INFO L87 Difference]: Start difference. First operand 76561 states and 77351 transitions. Second operand 3 states. [2020-12-09 09:13:11,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:13:11,048 INFO L93 Difference]: Finished difference Result 162975 states and 164626 transitions. [2020-12-09 09:13:11,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:13:11,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3780 [2020-12-09 09:13:11,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:13:11,116 INFO L225 Difference]: With dead ends: 162975 [2020-12-09 09:13:11,116 INFO L226 Difference]: Without dead ends: 75045 [2020-12-09 09:13:11,150 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7566 GetRequests, 7557 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-12-09 09:13:11,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75045 states. [2020-12-09 09:13:11,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75045 to 72771. [2020-12-09 09:13:11,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72771 states. [2020-12-09 09:13:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72771 states to 72771 states and 73363 transitions. [2020-12-09 09:13:11,732 INFO L78 Accepts]: Start accepts. Automaton has 72771 states and 73363 transitions. Word has length 3780 [2020-12-09 09:13:11,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:13:11,733 INFO L481 AbstractCegarLoop]: Abstraction has 72771 states and 73363 transitions. [2020-12-09 09:13:11,733 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:13:11,733 INFO L276 IsEmpty]: Start isEmpty. Operand 72771 states and 73363 transitions. [2020-12-09 09:13:11,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4563 [2020-12-09 09:13:11,860 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 09:13:11,862 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 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, 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, 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-09 09:13:12,062 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-12-09 09:13:12,063 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 09:13:12,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 09:13:12,067 INFO L82 PathProgramCache]: Analyzing trace with hash -777713330, now seen corresponding path program 1 times [2020-12-09 09:13:12,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 09:13:12,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074007719] [2020-12-09 09:13:12,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 09:13:12,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:13:28,055 INFO L134 CoverageAnalysis]: Checked inductivity of 18171 backedges. 5449 proven. 89 refuted. 0 times theorem prover too weak. 12633 trivial. 0 not checked. [2020-12-09 09:13:28,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074007719] [2020-12-09 09:13:28,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1795494330] [2020-12-09 09:13:28,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:13:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 09:13:28,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 5280 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 09:13:28,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 09:13:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 18171 backedges. 11233 proven. 0 refuted. 0 times theorem prover too weak. 6938 trivial. 0 not checked. [2020-12-09 09:13:40,047 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 09:13:51,370 INFO L134 CoverageAnalysis]: Checked inductivity of 18171 backedges. 11233 proven. 0 refuted. 0 times theorem prover too weak. 6938 trivial. 0 not checked. [2020-12-09 09:13:51,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2020-12-09 09:13:51,373 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2020-12-09 09:13:51,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43432622] [2020-12-09 09:13:51,376 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 09:13:51,376 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 09:13:51,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 09:13:51,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:13:51,377 INFO L87 Difference]: Start difference. First operand 72771 states and 73363 transitions. Second operand 3 states. [2020-12-09 09:13:53,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 09:13:53,357 INFO L93 Difference]: Finished difference Result 156151 states and 157528 transitions. [2020-12-09 09:13:53,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 09:13:53,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4562 [2020-12-09 09:13:53,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 09:13:53,359 INFO L225 Difference]: With dead ends: 156151 [2020-12-09 09:13:53,359 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 09:13:53,390 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9127 GetRequests, 9121 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-12-09 09:13:53,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 09:13:53,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 09:13:53,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 09:13:53,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 09:13:53,391 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4562 [2020-12-09 09:13:53,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 09:13:53,392 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 09:13:53,392 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 09:13:53,392 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 09:13:53,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 09:13:53,592 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 09:13:53,597 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 09:13:53,928 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 154 [2020-12-09 09:13:54,132 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 154 [2020-12-09 09:13:54,330 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 154 [2020-12-09 09:13:54,510 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 154 [2020-12-09 09:13:54,681 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 153 [2020-12-09 09:13:56,075 WARN L197 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2020-12-09 09:13:57,301 WARN L197 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2020-12-09 09:13:58,578 WARN L197 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2020-12-09 09:13:59,933 WARN L197 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2020-12-09 09:14:01,234 WARN L197 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,236 INFO L262 CegarLoopResult]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,237 INFO L262 CegarLoopResult]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,238 INFO L262 CegarLoopResult]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4770) no Hoare annotation was computed. [2020-12-09 09:14:01,239 INFO L262 CegarLoopResult]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,240 INFO L262 CegarLoopResult]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L4766-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L4769-1(lines 4084 4818) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L4770(line 4770) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,241 INFO L262 CegarLoopResult]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,242 INFO L262 CegarLoopResult]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,243 INFO L262 CegarLoopResult]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,244 INFO L262 CegarLoopResult]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,245 INFO L262 CegarLoopResult]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,246 INFO L262 CegarLoopResult]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,247 INFO L258 CegarLoopResult]: At program point L4817(lines 4084 4818) the Hoare annotation is: (let ((.cse7 (= ~a7~0 1)) (.cse12 (<= ~a4~0 17)) (.cse16 (<= ~a28~0 15)) (.cse18 (<= ~a26~0 17))) (let ((.cse17 (or (and .cse12 .cse7 .cse16 .cse18) (and .cse12 (<= ~a14~0 19) .cse16 .cse18))) (.cse8 (= ~a28~0 15)) (.cse9 (= ~a1~0 1)) (.cse10 (= ~a25~0 1)) (.cse5 (= ~a14~0 18)) (.cse1 (<= 16 ~a28~0)) (.cse11 (= ~a3~0 1)) (.cse19 (not (= 16 ~a4~0))) (.cse2 (= 19 ~a14~0)) (.cse0 (< ~a28~0 17)) (.cse13 (<= 19 ~a26~0)) (.cse3 (= ~a4~0 18)) (.cse15 (= ~a14~0 20)) (.cse14 (<= 17 ~a28~0)) (.cse6 (<= ~a4~0 16)) (.cse4 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse6 .cse4) (and .cse7 .cse5 .cse3 .cse4) (and .cse8 .cse7 .cse9 .cse10 .cse2 .cse11 .cse3) (and .cse12 .cse13 .cse1 .cse2 .cse11) (and .cse14 .cse2 .cse6 .cse4) (and .cse12 .cse1 .cse5 .cse11) (and .cse15 .cse16 .cse3 .cse4) (and .cse16 .cse13 .cse2 .cse3 .cse4) (and .cse5 .cse11 .cse3) (and .cse7 .cse17 .cse11) (and .cse13 .cse1 .cse2 .cse11 .cse3) (and .cse17 .cse2 .cse11) (and .cse14 .cse2 .cse11 .cse3) (and .cse12 .cse13 .cse5 .cse11) (and .cse7 .cse13 .cse5 .cse6 .cse4) (and .cse16 .cse5 .cse3 .cse4) (and .cse12 .cse15 .cse7 .cse13 .cse4) (and .cse7 .cse13 .cse2 .cse11 .cse3) (and .cse2 .cse6 .cse11) (and .cse12 .cse15 .cse16 .cse4) (and .cse12 .cse15 .cse14 .cse11) (and .cse12 .cse15 .cse18 .cse11) (and .cse16 .cse2 .cse6 .cse4) (and .cse7 .cse2 .cse3 .cse4) (and .cse12 .cse15 .cse1 .cse19 .cse11) (and .cse12 .cse19 .cse5 .cse4) (and .cse15 .cse11 .cse3) (and .cse12 .cse15 .cse7 .cse11) (and .cse8 .cse12 (= ~a26~0 18) .cse7 .cse9 .cse10 .cse2 .cse11) (and .cse12 .cse15 .cse18 .cse4) (and .cse12 .cse0 .cse1 .cse2 .cse11) (and .cse0 .cse15 .cse7 .cse3 .cse4) (and .cse15 .cse16 .cse6 .cse11) (and .cse14 .cse5 .cse3 .cse4) (and .cse18 .cse5 .cse6 .cse4) (and .cse12 .cse2 .cse19 .cse4) (and .cse7 .cse1 .cse2 .cse3 .cse11) (and .cse16 .cse18 .cse2 .cse11 .cse3) (and .cse12 .cse0 .cse15 .cse7 .cse4) (and .cse12 .cse0 .cse15 .cse13 .cse19 .cse4) (and .cse7 .cse2 .cse6 .cse4) (and .cse0 .cse15 .cse13 .cse3 .cse4) (and .cse15 .cse14 .cse6 .cse4)))) [2020-12-09 09:14:01,247 INFO L262 CegarLoopResult]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,247 INFO L258 CegarLoopResult]: At program point L1382(lines 49 1383) the Hoare annotation is: (let ((.cse7 (= ~a7~0 1)) (.cse12 (<= ~a4~0 17)) (.cse16 (<= ~a28~0 15)) (.cse18 (<= ~a26~0 17))) (let ((.cse17 (or (and .cse12 .cse7 .cse16 .cse18) (and .cse12 (<= ~a14~0 19) .cse16 .cse18))) (.cse8 (= ~a28~0 15)) (.cse9 (= ~a1~0 1)) (.cse10 (= ~a25~0 1)) (.cse5 (= ~a14~0 18)) (.cse1 (<= 16 ~a28~0)) (.cse11 (= ~a3~0 1)) (.cse19 (not (= 16 ~a4~0))) (.cse2 (= 19 ~a14~0)) (.cse0 (< ~a28~0 17)) (.cse13 (<= 19 ~a26~0)) (.cse3 (= ~a4~0 18)) (.cse15 (= ~a14~0 20)) (.cse14 (<= 17 ~a28~0)) (.cse6 (<= ~a4~0 16)) (.cse4 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse6 .cse4) (and .cse7 .cse5 .cse3 .cse4) (and .cse8 .cse7 .cse9 .cse10 .cse2 .cse11 .cse3) (and .cse12 .cse13 .cse1 .cse2 .cse11) (and .cse14 .cse2 .cse6 .cse4) (and .cse12 .cse1 .cse5 .cse11) (and .cse15 .cse16 .cse3 .cse4) (and .cse16 .cse13 .cse2 .cse3 .cse4) (and .cse5 .cse11 .cse3) (and .cse7 .cse17 .cse11) (and .cse13 .cse1 .cse2 .cse11 .cse3) (and .cse17 .cse2 .cse11) (and .cse14 .cse2 .cse11 .cse3) (and .cse12 .cse13 .cse5 .cse11) (and .cse7 .cse13 .cse5 .cse6 .cse4) (and .cse16 .cse5 .cse3 .cse4) (and .cse12 .cse15 .cse7 .cse13 .cse4) (and .cse7 .cse13 .cse2 .cse11 .cse3) (and .cse2 .cse6 .cse11) (and .cse12 .cse15 .cse16 .cse4) (and .cse12 .cse15 .cse14 .cse11) (and .cse12 .cse15 .cse18 .cse11) (and .cse16 .cse2 .cse6 .cse4) (and .cse7 .cse2 .cse3 .cse4) (and .cse12 .cse15 .cse1 .cse19 .cse11) (and .cse12 .cse19 .cse5 .cse4) (and .cse15 .cse11 .cse3) (and .cse12 .cse15 .cse7 .cse11) (and .cse8 .cse12 (= ~a26~0 18) .cse7 .cse9 .cse10 .cse2 .cse11) (and .cse12 .cse15 .cse18 .cse4) (and .cse12 .cse0 .cse1 .cse2 .cse11) (and .cse0 .cse15 .cse7 .cse3 .cse4) (and .cse15 .cse16 .cse6 .cse11) (and .cse14 .cse5 .cse3 .cse4) (and .cse18 .cse5 .cse6 .cse4) (and .cse12 .cse2 .cse19 .cse4) (and .cse7 .cse1 .cse2 .cse3 .cse11) (and .cse16 .cse18 .cse2 .cse11 .cse3) (and .cse12 .cse0 .cse15 .cse7 .cse4) (and .cse12 .cse0 .cse15 .cse13 .cse19 .cse4) (and .cse7 .cse2 .cse6 .cse4) (and .cse0 .cse15 .cse13 .cse3 .cse4) (and .cse15 .cse14 .cse6 .cse4)))) [2020-12-09 09:14:01,247 INFO L262 CegarLoopResult]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,247 INFO L262 CegarLoopResult]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,247 INFO L262 CegarLoopResult]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,247 INFO L262 CegarLoopResult]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,247 INFO L262 CegarLoopResult]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,247 INFO L262 CegarLoopResult]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,247 INFO L262 CegarLoopResult]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L265 CegarLoopResult]: At program point L4820(lines 4820 4837) the Hoare annotation is: true [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,248 INFO L262 CegarLoopResult]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L258 CegarLoopResult]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse7 (= ~a7~0 1)) (.cse12 (<= ~a4~0 17)) (.cse16 (<= ~a28~0 15)) (.cse18 (<= ~a26~0 17))) (let ((.cse17 (or (and .cse12 .cse7 .cse16 .cse18) (and .cse12 (<= ~a14~0 19) .cse16 .cse18))) (.cse8 (= ~a28~0 15)) (.cse9 (= ~a1~0 1)) (.cse10 (= ~a25~0 1)) (.cse5 (= ~a14~0 18)) (.cse1 (<= 16 ~a28~0)) (.cse11 (= ~a3~0 1)) (.cse19 (not (= 16 ~a4~0))) (.cse2 (= 19 ~a14~0)) (.cse0 (< ~a28~0 17)) (.cse13 (<= 19 ~a26~0)) (.cse3 (= ~a4~0 18)) (.cse15 (= ~a14~0 20)) (.cse14 (<= 17 ~a28~0)) (.cse6 (<= ~a4~0 16)) (.cse4 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse6 .cse4) (and .cse7 .cse5 .cse3 .cse4) (and .cse8 .cse7 .cse9 .cse10 .cse2 .cse11 .cse3) (and .cse12 .cse13 .cse1 .cse2 .cse11) (and .cse14 .cse2 .cse6 .cse4) (and .cse12 .cse1 .cse5 .cse11) (and .cse15 .cse16 .cse3 .cse4) (and .cse16 .cse13 .cse2 .cse3 .cse4) (and .cse5 .cse11 .cse3) (and .cse7 .cse17 .cse11) (and .cse13 .cse1 .cse2 .cse11 .cse3) (and .cse17 .cse2 .cse11) (and .cse14 .cse2 .cse11 .cse3) (and .cse12 .cse13 .cse5 .cse11) (and .cse7 .cse13 .cse5 .cse6 .cse4) (and .cse16 .cse5 .cse3 .cse4) (and .cse12 .cse15 .cse7 .cse13 .cse4) (and .cse7 .cse13 .cse2 .cse11 .cse3) (and .cse2 .cse6 .cse11) (and .cse12 .cse15 .cse16 .cse4) (and .cse12 .cse15 .cse14 .cse11) (and .cse12 .cse15 .cse18 .cse11) (and .cse16 .cse2 .cse6 .cse4) (and .cse7 .cse2 .cse3 .cse4) (and .cse12 .cse15 .cse1 .cse19 .cse11) (and .cse12 .cse19 .cse5 .cse4) (and .cse15 .cse11 .cse3) (and .cse12 .cse15 .cse7 .cse11) (and .cse8 .cse12 (= ~a26~0 18) .cse7 .cse9 .cse10 .cse2 .cse11) (and .cse12 .cse15 .cse18 .cse4) (and .cse12 .cse0 .cse1 .cse2 .cse11) (and .cse0 .cse15 .cse7 .cse3 .cse4) (and .cse15 .cse16 .cse6 .cse11) (and .cse14 .cse5 .cse3 .cse4) (and .cse18 .cse5 .cse6 .cse4) (and .cse12 .cse2 .cse19 .cse4) (and .cse7 .cse1 .cse2 .cse3 .cse11) (and .cse16 .cse18 .cse2 .cse11 .cse3) (and .cse12 .cse0 .cse15 .cse7 .cse4) (and .cse12 .cse0 .cse15 .cse13 .cse19 .cse4) (and .cse7 .cse2 .cse6 .cse4) (and .cse0 .cse15 .cse13 .cse3 .cse4) (and .cse15 .cse14 .cse6 .cse4)))) [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L4831(line 4831) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,249 INFO L262 CegarLoopResult]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L258 CegarLoopResult]: At program point L2719(lines 1385 2720) the Hoare annotation is: (let ((.cse7 (= ~a7~0 1)) (.cse12 (<= ~a4~0 17)) (.cse16 (<= ~a28~0 15)) (.cse18 (<= ~a26~0 17))) (let ((.cse17 (or (and .cse12 .cse7 .cse16 .cse18) (and .cse12 (<= ~a14~0 19) .cse16 .cse18))) (.cse8 (= ~a28~0 15)) (.cse9 (= ~a1~0 1)) (.cse10 (= ~a25~0 1)) (.cse5 (= ~a14~0 18)) (.cse1 (<= 16 ~a28~0)) (.cse11 (= ~a3~0 1)) (.cse19 (not (= 16 ~a4~0))) (.cse2 (= 19 ~a14~0)) (.cse0 (< ~a28~0 17)) (.cse13 (<= 19 ~a26~0)) (.cse3 (= ~a4~0 18)) (.cse15 (= ~a14~0 20)) (.cse14 (<= 17 ~a28~0)) (.cse6 (<= ~a4~0 16)) (.cse4 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse6 .cse4) (and .cse7 .cse5 .cse3 .cse4) (and .cse8 .cse7 .cse9 .cse10 .cse2 .cse11 .cse3) (and .cse12 .cse13 .cse1 .cse2 .cse11) (and .cse14 .cse2 .cse6 .cse4) (and .cse12 .cse1 .cse5 .cse11) (and .cse15 .cse16 .cse3 .cse4) (and .cse16 .cse13 .cse2 .cse3 .cse4) (and .cse5 .cse11 .cse3) (and .cse7 .cse17 .cse11) (and .cse13 .cse1 .cse2 .cse11 .cse3) (and .cse17 .cse2 .cse11) (and .cse14 .cse2 .cse11 .cse3) (and .cse12 .cse13 .cse5 .cse11) (and .cse7 .cse13 .cse5 .cse6 .cse4) (and .cse16 .cse5 .cse3 .cse4) (and .cse12 .cse15 .cse7 .cse13 .cse4) (and .cse7 .cse13 .cse2 .cse11 .cse3) (and .cse2 .cse6 .cse11) (and .cse12 .cse15 .cse16 .cse4) (and .cse12 .cse15 .cse14 .cse11) (and .cse12 .cse15 .cse18 .cse11) (and .cse16 .cse2 .cse6 .cse4) (and .cse7 .cse2 .cse3 .cse4) (and .cse12 .cse15 .cse1 .cse19 .cse11) (and .cse12 .cse19 .cse5 .cse4) (and .cse15 .cse11 .cse3) (and .cse12 .cse15 .cse7 .cse11) (and .cse8 .cse12 (= ~a26~0 18) .cse7 .cse9 .cse10 .cse2 .cse11) (and .cse12 .cse15 .cse18 .cse4) (and .cse12 .cse0 .cse1 .cse2 .cse11) (and .cse0 .cse15 .cse7 .cse3 .cse4) (and .cse15 .cse16 .cse6 .cse11) (and .cse14 .cse5 .cse3 .cse4) (and .cse18 .cse5 .cse6 .cse4) (and .cse12 .cse2 .cse19 .cse4) (and .cse7 .cse1 .cse2 .cse3 .cse11) (and .cse16 .cse18 .cse2 .cse11 .cse3) (and .cse12 .cse0 .cse15 .cse7 .cse4) (and .cse12 .cse0 .cse15 .cse13 .cse19 .cse4) (and .cse7 .cse2 .cse6 .cse4) (and .cse0 .cse15 .cse13 .cse3 .cse4) (and .cse15 .cse14 .cse6 .cse4)))) [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,250 INFO L262 CegarLoopResult]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,251 INFO L262 CegarLoopResult]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,252 INFO L262 CegarLoopResult]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,253 INFO L262 CegarLoopResult]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L258 CegarLoopResult]: At program point L4081(lines 2722 4082) the Hoare annotation is: (let ((.cse7 (= ~a7~0 1)) (.cse12 (<= ~a4~0 17)) (.cse16 (<= ~a28~0 15)) (.cse18 (<= ~a26~0 17))) (let ((.cse17 (or (and .cse12 .cse7 .cse16 .cse18) (and .cse12 (<= ~a14~0 19) .cse16 .cse18))) (.cse8 (= ~a28~0 15)) (.cse9 (= ~a1~0 1)) (.cse10 (= ~a25~0 1)) (.cse5 (= ~a14~0 18)) (.cse1 (<= 16 ~a28~0)) (.cse11 (= ~a3~0 1)) (.cse19 (not (= 16 ~a4~0))) (.cse2 (= 19 ~a14~0)) (.cse0 (< ~a28~0 17)) (.cse13 (<= 19 ~a26~0)) (.cse3 (= ~a4~0 18)) (.cse15 (= ~a14~0 20)) (.cse14 (<= 17 ~a28~0)) (.cse6 (<= ~a4~0 16)) (.cse4 (<= ~a3~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse6 .cse4) (and .cse7 .cse5 .cse3 .cse4) (and .cse8 .cse7 .cse9 .cse10 .cse2 .cse11 .cse3) (and .cse12 .cse13 .cse1 .cse2 .cse11) (and .cse14 .cse2 .cse6 .cse4) (and .cse12 .cse1 .cse5 .cse11) (and .cse15 .cse16 .cse3 .cse4) (and .cse16 .cse13 .cse2 .cse3 .cse4) (and .cse5 .cse11 .cse3) (and .cse7 .cse17 .cse11) (and .cse13 .cse1 .cse2 .cse11 .cse3) (and .cse17 .cse2 .cse11) (and .cse14 .cse2 .cse11 .cse3) (and .cse12 .cse13 .cse5 .cse11) (and .cse7 .cse13 .cse5 .cse6 .cse4) (and .cse16 .cse5 .cse3 .cse4) (and .cse12 .cse15 .cse7 .cse13 .cse4) (and .cse7 .cse13 .cse2 .cse11 .cse3) (and .cse2 .cse6 .cse11) (and .cse12 .cse15 .cse16 .cse4) (and .cse12 .cse15 .cse14 .cse11) (and .cse12 .cse15 .cse18 .cse11) (and .cse16 .cse2 .cse6 .cse4) (and .cse7 .cse2 .cse3 .cse4) (and .cse12 .cse15 .cse1 .cse19 .cse11) (and .cse12 .cse19 .cse5 .cse4) (and .cse15 .cse11 .cse3) (and .cse12 .cse15 .cse7 .cse11) (and .cse8 .cse12 (= ~a26~0 18) .cse7 .cse9 .cse10 .cse2 .cse11) (and .cse12 .cse15 .cse18 .cse4) (and .cse12 .cse0 .cse1 .cse2 .cse11) (and .cse0 .cse15 .cse7 .cse3 .cse4) (and .cse15 .cse16 .cse6 .cse11) (and .cse14 .cse5 .cse3 .cse4) (and .cse18 .cse5 .cse6 .cse4) (and .cse12 .cse2 .cse19 .cse4) (and .cse7 .cse1 .cse2 .cse3 .cse11) (and .cse16 .cse18 .cse2 .cse11 .cse3) (and .cse12 .cse0 .cse15 .cse7 .cse4) (and .cse12 .cse0 .cse15 .cse13 .cse19 .cse4) (and .cse7 .cse2 .cse6 .cse4) (and .cse0 .cse15 .cse13 .cse3 .cse4) (and .cse15 .cse14 .cse6 .cse4)))) [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,254 INFO L262 CegarLoopResult]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,255 INFO L262 CegarLoopResult]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,256 INFO L262 CegarLoopResult]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,257 INFO L262 CegarLoopResult]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,258 INFO L262 CegarLoopResult]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,259 INFO L262 CegarLoopResult]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,260 INFO L262 CegarLoopResult]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,261 INFO L262 CegarLoopResult]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,262 INFO L262 CegarLoopResult]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,263 INFO L262 CegarLoopResult]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,264 INFO L262 CegarLoopResult]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2020-12-09 09:14:01,265 INFO L262 CegarLoopResult]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2020-12-09 09:14:01,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 09:14:01 BoogieIcfgContainer [2020-12-09 09:14:01,301 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 09:14:01,301 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 09:14:01,301 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 09:14:01,301 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 09:14:01,301 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:10:32" (3/4) ... [2020-12-09 09:14:01,304 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 09:14:01,349 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 106 nodes and edges [2020-12-09 09:14:01,357 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2020-12-09 09:14:01,366 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-09 09:14:01,374 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-09 09:14:01,639 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_415f90b5-6f8d-40a0-b28c-b35fe22fb0ea/bin/utaipan/witness.graphml [2020-12-09 09:14:01,639 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 09:14:01,639 INFO L168 Benchmark]: Toolchain (without parser) took 214293.64 ms. Allocated memory was 113.2 MB in the beginning and 4.5 GB in the end (delta: 4.4 GB). Free memory was 83.3 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.1 GB. [2020-12-09 09:14:01,640 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 113.2 MB. Free memory is still 91.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 09:14:01,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1375.53 ms. Allocated memory was 113.2 MB in the beginning and 140.5 MB in the end (delta: 27.3 MB). Free memory was 83.3 MB in the beginning and 77.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 65.8 MB. Max. memory is 16.1 GB. [2020-12-09 09:14:01,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.64 ms. Allocated memory is still 140.5 MB. Free memory was 77.9 MB in the beginning and 64.7 MB in the end (delta: 13.2 MB). Peak memory consumption was 48.9 MB. Max. memory is 16.1 GB. [2020-12-09 09:14:01,640 INFO L168 Benchmark]: Boogie Preprocessor took 226.91 ms. Allocated memory was 140.5 MB in the beginning and 195.0 MB in the end (delta: 54.5 MB). Free memory was 64.7 MB in the beginning and 106.7 MB in the end (delta: -42.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. [2020-12-09 09:14:01,641 INFO L168 Benchmark]: RCFGBuilder took 3576.44 ms. Allocated memory was 195.0 MB in the beginning and 371.2 MB in the end (delta: 176.2 MB). Free memory was 106.7 MB in the beginning and 105.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 184.2 MB. Max. memory is 16.1 GB. [2020-12-09 09:14:01,641 INFO L168 Benchmark]: TraceAbstraction took 208583.88 ms. Allocated memory was 371.2 MB in the beginning and 4.5 GB in the end (delta: 4.1 GB). Free memory was 105.7 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.9 GB. Max. memory is 16.1 GB. [2020-12-09 09:14:01,641 INFO L168 Benchmark]: Witness Printer took 337.72 ms. Allocated memory is still 4.5 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 116.4 MB). Peak memory consumption was 115.3 MB. Max. memory is 16.1 GB. [2020-12-09 09:14:01,643 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 113.2 MB. Free memory is still 91.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1375.53 ms. Allocated memory was 113.2 MB in the beginning and 140.5 MB in the end (delta: 27.3 MB). Free memory was 83.3 MB in the beginning and 77.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 65.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 188.64 ms. Allocated memory is still 140.5 MB. Free memory was 77.9 MB in the beginning and 64.7 MB in the end (delta: 13.2 MB). Peak memory consumption was 48.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 226.91 ms. Allocated memory was 140.5 MB in the beginning and 195.0 MB in the end (delta: 54.5 MB). Free memory was 64.7 MB in the beginning and 106.7 MB in the end (delta: -42.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3576.44 ms. Allocated memory was 195.0 MB in the beginning and 371.2 MB in the end (delta: 176.2 MB). Free memory was 106.7 MB in the beginning and 105.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 184.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 208583.88 ms. Allocated memory was 371.2 MB in the beginning and 4.5 GB in the end (delta: 4.1 GB). Free memory was 105.7 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.9 GB. Max. memory is 16.1 GB. * Witness Printer took 337.72 ms. Allocated memory is still 4.5 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 116.4 MB). Peak memory consumption was 115.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4770]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4826]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((a28 < 17 && 16 <= a28) && 19 == a14) && a4 == 18) && a3 <= 0) || (((16 <= a28 && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a7 == 1 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((((a28 == 15 && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && 19 <= a26) && 16 <= a28) && 19 == a14) && a3 == 1)) || (((17 <= a28 && 19 == a14) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && 16 <= a28) && a14 == 18) && a3 == 1)) || (((a14 == 20 && a28 <= 15) && a4 == 18) && a3 <= 0)) || ((((a28 <= 15 && 19 <= a26) && 19 == a14) && a4 == 18) && a3 <= 0)) || ((a14 == 18 && a3 == 1) && a4 == 18)) || ((a7 == 1 && ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) || (((a4 <= 17 && a14 <= 19) && a28 <= 15) && a26 <= 17))) && a3 == 1)) || ((((19 <= a26 && 16 <= a28) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) || (((a4 <= 17 && a14 <= 19) && a28 <= 15) && a26 <= 17)) && 19 == a14) && a3 == 1)) || (((17 <= a28 && 19 == a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 == 1)) || ((((a7 == 1 && 19 <= a26) && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 <= a26) && a3 <= 0)) || ((((a7 == 1 && 19 <= a26) && 19 == a14) && a3 == 1) && a4 == 18)) || ((19 == a14 && a4 <= 16) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a28 <= 15) && a3 <= 0)) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a3 == 1)) || (((a28 <= 15 && 19 == a14) && a4 <= 16) && a3 <= 0)) || (((a7 == 1 && 19 == a14) && a4 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && 16 <= a28) && !(16 == a4)) && a3 == 1)) || (((a4 <= 17 && !(16 == a4)) && a14 == 18) && a3 <= 0)) || ((a14 == 20 && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a14 == 20) && a7 == 1) && a3 == 1)) || (((((((a28 == 15 && a4 <= 17) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a3 <= 0)) || ((((a4 <= 17 && a28 < 17) && 16 <= a28) && 19 == a14) && a3 == 1)) || ((((a28 < 17 && a14 == 20) && a7 == 1) && a4 == 18) && a3 <= 0)) || (((a14 == 20 && a28 <= 15) && a4 <= 16) && a3 == 1)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((a26 <= 17 && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && 19 == a14) && !(16 == a4)) && a3 <= 0)) || ((((a7 == 1 && 16 <= a28) && 19 == a14) && a4 == 18) && a3 == 1)) || ((((a28 <= 15 && a26 <= 17) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a28 < 17) && a14 == 20) && a7 == 1) && a3 <= 0)) || (((((a4 <= 17 && a28 < 17) && a14 == 20) && 19 <= a26) && !(16 == a4)) && a3 <= 0)) || (((a7 == 1 && 19 == a14) && a4 <= 16) && a3 <= 0)) || ((((a28 < 17 && a14 == 20) && 19 <= a26) && a4 == 18) && a3 <= 0)) || (((a14 == 20 && 17 <= a28) && a4 <= 16) && a3 <= 0) - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((a28 < 17 && 16 <= a28) && 19 == a14) && a4 == 18) && a3 <= 0) || (((16 <= a28 && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a7 == 1 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((((a28 == 15 && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && 19 <= a26) && 16 <= a28) && 19 == a14) && a3 == 1)) || (((17 <= a28 && 19 == a14) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && 16 <= a28) && a14 == 18) && a3 == 1)) || (((a14 == 20 && a28 <= 15) && a4 == 18) && a3 <= 0)) || ((((a28 <= 15 && 19 <= a26) && 19 == a14) && a4 == 18) && a3 <= 0)) || ((a14 == 18 && a3 == 1) && a4 == 18)) || ((a7 == 1 && ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) || (((a4 <= 17 && a14 <= 19) && a28 <= 15) && a26 <= 17))) && a3 == 1)) || ((((19 <= a26 && 16 <= a28) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) || (((a4 <= 17 && a14 <= 19) && a28 <= 15) && a26 <= 17)) && 19 == a14) && a3 == 1)) || (((17 <= a28 && 19 == a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 == 1)) || ((((a7 == 1 && 19 <= a26) && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 <= a26) && a3 <= 0)) || ((((a7 == 1 && 19 <= a26) && 19 == a14) && a3 == 1) && a4 == 18)) || ((19 == a14 && a4 <= 16) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a28 <= 15) && a3 <= 0)) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a3 == 1)) || (((a28 <= 15 && 19 == a14) && a4 <= 16) && a3 <= 0)) || (((a7 == 1 && 19 == a14) && a4 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && 16 <= a28) && !(16 == a4)) && a3 == 1)) || (((a4 <= 17 && !(16 == a4)) && a14 == 18) && a3 <= 0)) || ((a14 == 20 && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a14 == 20) && a7 == 1) && a3 == 1)) || (((((((a28 == 15 && a4 <= 17) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a3 <= 0)) || ((((a4 <= 17 && a28 < 17) && 16 <= a28) && 19 == a14) && a3 == 1)) || ((((a28 < 17 && a14 == 20) && a7 == 1) && a4 == 18) && a3 <= 0)) || (((a14 == 20 && a28 <= 15) && a4 <= 16) && a3 == 1)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((a26 <= 17 && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && 19 == a14) && !(16 == a4)) && a3 <= 0)) || ((((a7 == 1 && 16 <= a28) && 19 == a14) && a4 == 18) && a3 == 1)) || ((((a28 <= 15 && a26 <= 17) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a28 < 17) && a14 == 20) && a7 == 1) && a3 <= 0)) || (((((a4 <= 17 && a28 < 17) && a14 == 20) && 19 <= a26) && !(16 == a4)) && a3 <= 0)) || (((a7 == 1 && 19 == a14) && a4 <= 16) && a3 <= 0)) || ((((a28 < 17 && a14 == 20) && 19 <= a26) && a4 == 18) && a3 <= 0)) || (((a14 == 20 && 17 <= a28) && a4 <= 16) && a3 <= 0) - InvariantResult [Line: 1385]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((a28 < 17 && 16 <= a28) && 19 == a14) && a4 == 18) && a3 <= 0) || (((16 <= a28 && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a7 == 1 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((((a28 == 15 && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && 19 <= a26) && 16 <= a28) && 19 == a14) && a3 == 1)) || (((17 <= a28 && 19 == a14) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && 16 <= a28) && a14 == 18) && a3 == 1)) || (((a14 == 20 && a28 <= 15) && a4 == 18) && a3 <= 0)) || ((((a28 <= 15 && 19 <= a26) && 19 == a14) && a4 == 18) && a3 <= 0)) || ((a14 == 18 && a3 == 1) && a4 == 18)) || ((a7 == 1 && ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) || (((a4 <= 17 && a14 <= 19) && a28 <= 15) && a26 <= 17))) && a3 == 1)) || ((((19 <= a26 && 16 <= a28) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) || (((a4 <= 17 && a14 <= 19) && a28 <= 15) && a26 <= 17)) && 19 == a14) && a3 == 1)) || (((17 <= a28 && 19 == a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 == 1)) || ((((a7 == 1 && 19 <= a26) && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 <= a26) && a3 <= 0)) || ((((a7 == 1 && 19 <= a26) && 19 == a14) && a3 == 1) && a4 == 18)) || ((19 == a14 && a4 <= 16) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a28 <= 15) && a3 <= 0)) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a3 == 1)) || (((a28 <= 15 && 19 == a14) && a4 <= 16) && a3 <= 0)) || (((a7 == 1 && 19 == a14) && a4 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && 16 <= a28) && !(16 == a4)) && a3 == 1)) || (((a4 <= 17 && !(16 == a4)) && a14 == 18) && a3 <= 0)) || ((a14 == 20 && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a14 == 20) && a7 == 1) && a3 == 1)) || (((((((a28 == 15 && a4 <= 17) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a3 <= 0)) || ((((a4 <= 17 && a28 < 17) && 16 <= a28) && 19 == a14) && a3 == 1)) || ((((a28 < 17 && a14 == 20) && a7 == 1) && a4 == 18) && a3 <= 0)) || (((a14 == 20 && a28 <= 15) && a4 <= 16) && a3 == 1)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((a26 <= 17 && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && 19 == a14) && !(16 == a4)) && a3 <= 0)) || ((((a7 == 1 && 16 <= a28) && 19 == a14) && a4 == 18) && a3 == 1)) || ((((a28 <= 15 && a26 <= 17) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a28 < 17) && a14 == 20) && a7 == 1) && a3 <= 0)) || (((((a4 <= 17 && a28 < 17) && a14 == 20) && 19 <= a26) && !(16 == a4)) && a3 <= 0)) || (((a7 == 1 && 19 == a14) && a4 <= 16) && a3 <= 0)) || ((((a28 < 17 && a14 == 20) && 19 <= a26) && a4 == 18) && a3 <= 0)) || (((a14 == 20 && 17 <= a28) && a4 <= 16) && a3 <= 0) - InvariantResult [Line: 2722]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((a28 < 17 && 16 <= a28) && 19 == a14) && a4 == 18) && a3 <= 0) || (((16 <= a28 && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a7 == 1 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((((a28 == 15 && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && 19 <= a26) && 16 <= a28) && 19 == a14) && a3 == 1)) || (((17 <= a28 && 19 == a14) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && 16 <= a28) && a14 == 18) && a3 == 1)) || (((a14 == 20 && a28 <= 15) && a4 == 18) && a3 <= 0)) || ((((a28 <= 15 && 19 <= a26) && 19 == a14) && a4 == 18) && a3 <= 0)) || ((a14 == 18 && a3 == 1) && a4 == 18)) || ((a7 == 1 && ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) || (((a4 <= 17 && a14 <= 19) && a28 <= 15) && a26 <= 17))) && a3 == 1)) || ((((19 <= a26 && 16 <= a28) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) || (((a4 <= 17 && a14 <= 19) && a28 <= 15) && a26 <= 17)) && 19 == a14) && a3 == 1)) || (((17 <= a28 && 19 == a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 == 1)) || ((((a7 == 1 && 19 <= a26) && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 <= a26) && a3 <= 0)) || ((((a7 == 1 && 19 <= a26) && 19 == a14) && a3 == 1) && a4 == 18)) || ((19 == a14 && a4 <= 16) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a28 <= 15) && a3 <= 0)) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a3 == 1)) || (((a28 <= 15 && 19 == a14) && a4 <= 16) && a3 <= 0)) || (((a7 == 1 && 19 == a14) && a4 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && 16 <= a28) && !(16 == a4)) && a3 == 1)) || (((a4 <= 17 && !(16 == a4)) && a14 == 18) && a3 <= 0)) || ((a14 == 20 && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a14 == 20) && a7 == 1) && a3 == 1)) || (((((((a28 == 15 && a4 <= 17) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a3 <= 0)) || ((((a4 <= 17 && a28 < 17) && 16 <= a28) && 19 == a14) && a3 == 1)) || ((((a28 < 17 && a14 == 20) && a7 == 1) && a4 == 18) && a3 <= 0)) || (((a14 == 20 && a28 <= 15) && a4 <= 16) && a3 == 1)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((a26 <= 17 && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && 19 == a14) && !(16 == a4)) && a3 <= 0)) || ((((a7 == 1 && 16 <= a28) && 19 == a14) && a4 == 18) && a3 == 1)) || ((((a28 <= 15 && a26 <= 17) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a28 < 17) && a14 == 20) && a7 == 1) && a3 <= 0)) || (((((a4 <= 17 && a28 < 17) && a14 == 20) && 19 <= a26) && !(16 == a4)) && a3 <= 0)) || (((a7 == 1 && 19 == a14) && a4 <= 16) && a3 <= 0)) || ((((a28 < 17 && a14 == 20) && 19 <= a26) && a4 == 18) && a3 <= 0)) || (((a14 == 20 && 17 <= a28) && a4 <= 16) && a3 <= 0) - InvariantResult [Line: 4084]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((a28 < 17 && 16 <= a28) && 19 == a14) && a4 == 18) && a3 <= 0) || (((16 <= a28 && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a7 == 1 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((((a28 == 15 && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && 19 <= a26) && 16 <= a28) && 19 == a14) && a3 == 1)) || (((17 <= a28 && 19 == a14) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && 16 <= a28) && a14 == 18) && a3 == 1)) || (((a14 == 20 && a28 <= 15) && a4 == 18) && a3 <= 0)) || ((((a28 <= 15 && 19 <= a26) && 19 == a14) && a4 == 18) && a3 <= 0)) || ((a14 == 18 && a3 == 1) && a4 == 18)) || ((a7 == 1 && ((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) || (((a4 <= 17 && a14 <= 19) && a28 <= 15) && a26 <= 17))) && a3 == 1)) || ((((19 <= a26 && 16 <= a28) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((((a4 <= 17 && a7 == 1) && a28 <= 15) && a26 <= 17) || (((a4 <= 17 && a14 <= 19) && a28 <= 15) && a26 <= 17)) && 19 == a14) && a3 == 1)) || (((17 <= a28 && 19 == a14) && a3 == 1) && a4 == 18)) || (((a4 <= 17 && 19 <= a26) && a14 == 18) && a3 == 1)) || ((((a7 == 1 && 19 <= a26) && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a28 <= 15 && a14 == 18) && a4 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && a7 == 1) && 19 <= a26) && a3 <= 0)) || ((((a7 == 1 && 19 <= a26) && 19 == a14) && a3 == 1) && a4 == 18)) || ((19 == a14 && a4 <= 16) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a28 <= 15) && a3 <= 0)) || (((a4 <= 17 && a14 == 20) && 17 <= a28) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a3 == 1)) || (((a28 <= 15 && 19 == a14) && a4 <= 16) && a3 <= 0)) || (((a7 == 1 && 19 == a14) && a4 == 18) && a3 <= 0)) || ((((a4 <= 17 && a14 == 20) && 16 <= a28) && !(16 == a4)) && a3 == 1)) || (((a4 <= 17 && !(16 == a4)) && a14 == 18) && a3 <= 0)) || ((a14 == 20 && a3 == 1) && a4 == 18)) || (((a4 <= 17 && a14 == 20) && a7 == 1) && a3 == 1)) || (((((((a28 == 15 && a4 <= 17) && a26 == 18) && a7 == 1) && a1 == 1) && a25 == 1) && 19 == a14) && a3 == 1)) || (((a4 <= 17 && a14 == 20) && a26 <= 17) && a3 <= 0)) || ((((a4 <= 17 && a28 < 17) && 16 <= a28) && 19 == a14) && a3 == 1)) || ((((a28 < 17 && a14 == 20) && a7 == 1) && a4 == 18) && a3 <= 0)) || (((a14 == 20 && a28 <= 15) && a4 <= 16) && a3 == 1)) || (((17 <= a28 && a14 == 18) && a4 == 18) && a3 <= 0)) || (((a26 <= 17 && a14 == 18) && a4 <= 16) && a3 <= 0)) || (((a4 <= 17 && 19 == a14) && !(16 == a4)) && a3 <= 0)) || ((((a7 == 1 && 16 <= a28) && 19 == a14) && a4 == 18) && a3 == 1)) || ((((a28 <= 15 && a26 <= 17) && 19 == a14) && a3 == 1) && a4 == 18)) || ((((a4 <= 17 && a28 < 17) && a14 == 20) && a7 == 1) && a3 <= 0)) || (((((a4 <= 17 && a28 < 17) && a14 == 20) && 19 <= a26) && !(16 == a4)) && a3 <= 0)) || (((a7 == 1 && 19 == a14) && a4 <= 16) && a3 <= 0)) || ((((a28 < 17 && a14 == 20) && 19 <= a26) && a4 == 18) && a3 <= 0)) || (((a14 == 20 && 17 <= a28) && a4 <= 16) && a3 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 763 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 200.8s, OverallIterations: 19, TraceHistogramMax: 16, AutomataDifference: 61.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 15519 SDtfs, 14856 SDslu, 170 SDs, 0 SdLazy, 48300 SolverSat, 13802 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25626 GetRequests, 25576 SyntacticMatches, 4 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=83383occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 8.9s AutomataMinimizationTime, 19 MinimizatonAttempts, 28043 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 730 NumberOfFragments, 3396 HoareAnnotationTreeSize, 6 FomulaSimplifications, 25833 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 7213 FormulaSimplificationTreeSizeReductionInter, 6.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.6s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 62.4s InterpolantComputationTime, 46391 NumberOfCodeBlocks, 46391 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 59147 ConstructedInterpolants, 0 QuantifiedInterpolants, 317850286 SizeOfPredicates, 0 NumberOfNonLiveVariables, 15164 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 29 InterpolantComputations, 24 PerfectInterpolantSequences, 127526/128090 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...