./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label24.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d443bde2b4ed91a040fe01a253a772dbee49a394 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:26:52,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:26:52,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:26:52,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:26:52,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:26:52,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:26:52,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:26:52,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:26:52,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:26:52,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:26:52,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:26:52,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:26:52,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:26:52,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:26:52,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:26:52,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:26:52,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:26:52,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:26:52,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:26:52,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:26:52,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:26:52,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:26:52,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:26:52,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:26:52,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:26:52,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:26:52,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:26:52,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:26:52,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:26:52,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:26:52,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:26:52,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:26:52,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:26:52,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:26:52,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:26:52,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:26:52,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:26:52,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:26:52,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:26:52,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:26:52,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:26:52,937 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:26:52,948 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:26:52,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:26:52,950 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:26:52,950 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:26:52,950 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:26:52,951 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:26:52,951 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:26:52,951 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:26:52,951 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:26:52,951 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:26:52,951 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:26:52,952 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:26:52,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:26:52,952 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:26:52,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:26:52,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:26:52,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:26:52,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:26:52,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:26:52,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:26:52,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:26:52,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:26:52,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:26:52,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:26:52,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:26:52,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:26:52,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:26:52,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:26:52,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:26:52,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:26:52,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:26:52,956 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:26:52,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:26:52,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:26:52,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:26:52,957 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/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(__VERIFIER_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 -> d443bde2b4ed91a040fe01a253a772dbee49a394 [2019-10-22 11:26:52,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:26:53,007 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:26:53,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:26:53,013 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:26:53,014 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:26:53,014 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-10-22 11:26:53,067 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/data/f65a5a1a9/33598cbfeb384d5c82b8e2f8905b7da1/FLAGfda409473 [2019-10-22 11:26:53,594 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:26:53,595 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2019-10-22 11:26:53,611 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/data/f65a5a1a9/33598cbfeb384d5c82b8e2f8905b7da1/FLAGfda409473 [2019-10-22 11:26:53,857 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/data/f65a5a1a9/33598cbfeb384d5c82b8e2f8905b7da1 [2019-10-22 11:26:53,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:26:53,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:26:53,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:53,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:26:53,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:26:53,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fda2e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53, skipping insertion in model container [2019-10-22 11:26:53,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,880 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:26:53,949 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:26:54,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:54,565 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:26:54,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:54,800 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:26:54,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54 WrapperNode [2019-10-22 11:26:54,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:54,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:54,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:26:54,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:26:54,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (1/1) ... [2019-10-22 11:26:54,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (1/1) ... [2019-10-22 11:26:54,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:54,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:26:54,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:26:54,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:26:54,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (1/1) ... [2019-10-22 11:26:54,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (1/1) ... [2019-10-22 11:26:54,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (1/1) ... [2019-10-22 11:26:54,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (1/1) ... [2019-10-22 11:26:54,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (1/1) ... [2019-10-22 11:26:54,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (1/1) ... [2019-10-22 11:26:54,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (1/1) ... [2019-10-22 11:26:54,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:26:54,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:26:54,988 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:26:54,988 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:26:54,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/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 [2019-10-22 11:26:55,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:26:55,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:26:56,848 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:26:56,849 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 11:26:56,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:56 BoogieIcfgContainer [2019-10-22 11:26:56,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:26:56,851 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:26:56,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:26:56,855 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:26:56,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:26:53" (1/3) ... [2019-10-22 11:26:56,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3707f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:26:56, skipping insertion in model container [2019-10-22 11:26:56,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:54" (2/3) ... [2019-10-22 11:26:56,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f3707f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:26:56, skipping insertion in model container [2019-10-22 11:26:56,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:56" (3/3) ... [2019-10-22 11:26:56,859 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem03_label24.c [2019-10-22 11:26:56,868 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:26:56,875 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 11:26:56,886 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 11:26:56,911 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:26:56,912 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:26:56,912 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:26:56,912 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:26:56,912 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:26:56,913 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:26:56,913 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:26:56,913 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:26:56,935 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2019-10-22 11:26:56,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-10-22 11:26:56,955 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:56,956 INFO L380 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] [2019-10-22 11:26:56,957 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:56,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:56,963 INFO L82 PathProgramCache]: Analyzing trace with hash 1612939027, now seen corresponding path program 1 times [2019-10-22 11:26:56,970 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:56,970 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417000420] [2019-10-22 11:26:56,971 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:56,971 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:56,971 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:57,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:26:57,568 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417000420] [2019-10-22 11:26:57,568 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:57,569 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:26:57,569 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375980000] [2019-10-22 11:26:57,573 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:26:57,575 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:57,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:26:57,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:57,590 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 4 states. [2019-10-22 11:26:59,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:59,200 INFO L93 Difference]: Finished difference Result 1023 states and 1861 transitions. [2019-10-22 11:26:59,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:26:59,209 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 191 [2019-10-22 11:26:59,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:59,224 INFO L225 Difference]: With dead ends: 1023 [2019-10-22 11:26:59,225 INFO L226 Difference]: Without dead ends: 654 [2019-10-22 11:26:59,228 INFO L600 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 [2019-10-22 11:26:59,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2019-10-22 11:26:59,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 652. [2019-10-22 11:26:59,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 652 states. [2019-10-22 11:26:59,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 964 transitions. [2019-10-22 11:26:59,309 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 964 transitions. Word has length 191 [2019-10-22 11:26:59,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:59,310 INFO L462 AbstractCegarLoop]: Abstraction has 652 states and 964 transitions. [2019-10-22 11:26:59,310 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:26:59,311 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 964 transitions. [2019-10-22 11:26:59,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-10-22 11:26:59,314 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:59,315 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-22 11:26:59,315 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:59,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:59,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1561555348, now seen corresponding path program 1 times [2019-10-22 11:26:59,316 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:59,316 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166017368] [2019-10-22 11:26:59,316 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:59,316 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:59,316 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:59,434 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:26:59,435 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166017368] [2019-10-22 11:26:59,435 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:59,436 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:26:59,436 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458354972] [2019-10-22 11:26:59,438 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:26:59,438 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:59,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:26:59,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:26:59,438 INFO L87 Difference]: Start difference. First operand 652 states and 964 transitions. Second operand 3 states. [2019-10-22 11:27:00,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:00,156 INFO L93 Difference]: Finished difference Result 1929 states and 2864 transitions. [2019-10-22 11:27:00,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:27:00,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2019-10-22 11:27:00,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:00,168 INFO L225 Difference]: With dead ends: 1929 [2019-10-22 11:27:00,168 INFO L226 Difference]: Without dead ends: 1279 [2019-10-22 11:27:00,170 INFO L600 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 [2019-10-22 11:27:00,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1279 states. [2019-10-22 11:27:00,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1279 to 1265. [2019-10-22 11:27:00,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1265 states. [2019-10-22 11:27:00,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1265 states and 1832 transitions. [2019-10-22 11:27:00,207 INFO L78 Accepts]: Start accepts. Automaton has 1265 states and 1832 transitions. Word has length 199 [2019-10-22 11:27:00,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:00,207 INFO L462 AbstractCegarLoop]: Abstraction has 1265 states and 1832 transitions. [2019-10-22 11:27:00,208 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:27:00,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1832 transitions. [2019-10-22 11:27:00,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-10-22 11:27:00,210 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:00,211 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:27:00,211 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:00,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:00,211 INFO L82 PathProgramCache]: Analyzing trace with hash -252433271, now seen corresponding path program 1 times [2019-10-22 11:27:00,212 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:00,212 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694989502] [2019-10-22 11:27:00,212 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:00,212 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:00,212 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:00,408 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 11:27:00,408 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694989502] [2019-10-22 11:27:00,408 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:27:00,408 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:27:00,408 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217608651] [2019-10-22 11:27:00,409 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:27:00,409 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:27:00,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:27:00,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:27:00,410 INFO L87 Difference]: Start difference. First operand 1265 states and 1832 transitions. Second operand 3 states. [2019-10-22 11:27:01,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:01,230 INFO L93 Difference]: Finished difference Result 3758 states and 5448 transitions. [2019-10-22 11:27:01,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:27:01,231 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 206 [2019-10-22 11:27:01,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:01,240 INFO L225 Difference]: With dead ends: 3758 [2019-10-22 11:27:01,240 INFO L226 Difference]: Without dead ends: 2495 [2019-10-22 11:27:01,242 INFO L600 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 [2019-10-22 11:27:01,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2495 states. [2019-10-22 11:27:01,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2495 to 2493. [2019-10-22 11:27:01,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2493 states. [2019-10-22 11:27:01,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2493 states and 3402 transitions. [2019-10-22 11:27:01,291 INFO L78 Accepts]: Start accepts. Automaton has 2493 states and 3402 transitions. Word has length 206 [2019-10-22 11:27:01,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:01,292 INFO L462 AbstractCegarLoop]: Abstraction has 2493 states and 3402 transitions. [2019-10-22 11:27:01,292 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:27:01,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2493 states and 3402 transitions. [2019-10-22 11:27:01,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-10-22 11:27:01,298 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:01,298 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:27:01,298 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:01,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:01,299 INFO L82 PathProgramCache]: Analyzing trace with hash -225243153, now seen corresponding path program 1 times [2019-10-22 11:27:01,299 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:01,299 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453960145] [2019-10-22 11:27:01,300 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:01,300 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:01,301 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:01,408 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 11:27:01,408 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453960145] [2019-10-22 11:27:01,408 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:27:01,408 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:27:01,409 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561235877] [2019-10-22 11:27:01,409 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:27:01,409 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:27:01,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:27:01,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:27:01,410 INFO L87 Difference]: Start difference. First operand 2493 states and 3402 transitions. Second operand 4 states. [2019-10-22 11:27:02,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:02,255 INFO L93 Difference]: Finished difference Result 4955 states and 6763 transitions. [2019-10-22 11:27:02,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:27:02,256 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 216 [2019-10-22 11:27:02,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:02,263 INFO L225 Difference]: With dead ends: 4955 [2019-10-22 11:27:02,263 INFO L226 Difference]: Without dead ends: 2464 [2019-10-22 11:27:02,266 INFO L600 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 [2019-10-22 11:27:02,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2464 states. [2019-10-22 11:27:02,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2464 to 2464. [2019-10-22 11:27:02,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2464 states. [2019-10-22 11:27:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2464 states and 3263 transitions. [2019-10-22 11:27:02,309 INFO L78 Accepts]: Start accepts. Automaton has 2464 states and 3263 transitions. Word has length 216 [2019-10-22 11:27:02,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:02,310 INFO L462 AbstractCegarLoop]: Abstraction has 2464 states and 3263 transitions. [2019-10-22 11:27:02,310 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:27:02,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 3263 transitions. [2019-10-22 11:27:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-10-22 11:27:02,315 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:02,315 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:27:02,316 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:02,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:02,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1464925484, now seen corresponding path program 1 times [2019-10-22 11:27:02,316 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:02,316 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042518927] [2019-10-22 11:27:02,316 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:02,317 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:02,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 11:27:02,409 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042518927] [2019-10-22 11:27:02,410 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:27:02,410 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:27:02,410 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903703094] [2019-10-22 11:27:02,410 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:27:02,410 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:27:02,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:27:02,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:27:02,411 INFO L87 Difference]: Start difference. First operand 2464 states and 3263 transitions. Second operand 4 states. [2019-10-22 11:27:03,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:03,461 INFO L93 Difference]: Finished difference Result 9843 states and 13038 transitions. [2019-10-22 11:27:03,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:27:03,461 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 218 [2019-10-22 11:27:03,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:03,480 INFO L225 Difference]: With dead ends: 9843 [2019-10-22 11:27:03,480 INFO L226 Difference]: Without dead ends: 7381 [2019-10-22 11:27:03,483 INFO L600 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 [2019-10-22 11:27:03,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7381 states. [2019-10-22 11:27:03,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7381 to 7377. [2019-10-22 11:27:03,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7377 states. [2019-10-22 11:27:03,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7377 states to 7377 states and 9720 transitions. [2019-10-22 11:27:03,593 INFO L78 Accepts]: Start accepts. Automaton has 7377 states and 9720 transitions. Word has length 218 [2019-10-22 11:27:03,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:03,593 INFO L462 AbstractCegarLoop]: Abstraction has 7377 states and 9720 transitions. [2019-10-22 11:27:03,594 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:27:03,594 INFO L276 IsEmpty]: Start isEmpty. Operand 7377 states and 9720 transitions. [2019-10-22 11:27:03,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-10-22 11:27:03,601 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:03,601 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:27:03,601 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:03,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:03,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1826592161, now seen corresponding path program 1 times [2019-10-22 11:27:03,602 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:03,602 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222064094] [2019-10-22 11:27:03,602 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:03,602 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:03,602 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:03,665 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 11:27:03,665 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222064094] [2019-10-22 11:27:03,665 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:27:03,665 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:27:03,666 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837860890] [2019-10-22 11:27:03,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:27:03,666 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:27:03,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:27:03,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:27:03,667 INFO L87 Difference]: Start difference. First operand 7377 states and 9720 transitions. Second operand 3 states. [2019-10-22 11:27:04,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:04,465 INFO L93 Difference]: Finished difference Result 14758 states and 19450 transitions. [2019-10-22 11:27:04,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:27:04,466 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 222 [2019-10-22 11:27:04,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:04,481 INFO L225 Difference]: With dead ends: 14758 [2019-10-22 11:27:04,481 INFO L226 Difference]: Without dead ends: 7383 [2019-10-22 11:27:04,487 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:27:04,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7383 states. [2019-10-22 11:27:04,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7383 to 7377. [2019-10-22 11:27:04,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7377 states. [2019-10-22 11:27:04,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7377 states to 7377 states and 8865 transitions. [2019-10-22 11:27:04,587 INFO L78 Accepts]: Start accepts. Automaton has 7377 states and 8865 transitions. Word has length 222 [2019-10-22 11:27:04,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:04,587 INFO L462 AbstractCegarLoop]: Abstraction has 7377 states and 8865 transitions. [2019-10-22 11:27:04,588 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:27:04,588 INFO L276 IsEmpty]: Start isEmpty. Operand 7377 states and 8865 transitions. [2019-10-22 11:27:04,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-10-22 11:27:04,593 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:04,593 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:27:04,594 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:04,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:04,594 INFO L82 PathProgramCache]: Analyzing trace with hash 1919299954, now seen corresponding path program 1 times [2019-10-22 11:27:04,594 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:04,594 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733302932] [2019-10-22 11:27:04,594 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:04,595 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:04,595 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:04,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:04,677 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 11:27:04,678 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733302932] [2019-10-22 11:27:04,678 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:27:04,678 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:27:04,678 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585905189] [2019-10-22 11:27:04,678 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:27:04,679 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:27:04,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:27:04,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:27:04,679 INFO L87 Difference]: Start difference. First operand 7377 states and 8865 transitions. Second operand 3 states. [2019-10-22 11:27:05,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:05,331 INFO L93 Difference]: Finished difference Result 21872 states and 26317 transitions. [2019-10-22 11:27:05,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:27:05,331 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 240 [2019-10-22 11:27:05,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:05,380 INFO L225 Difference]: With dead ends: 21872 [2019-10-22 11:27:05,380 INFO L226 Difference]: Without dead ends: 14497 [2019-10-22 11:27:05,387 INFO L600 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 [2019-10-22 11:27:05,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14497 states. [2019-10-22 11:27:05,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14497 to 14488. [2019-10-22 11:27:05,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14488 states. [2019-10-22 11:27:05,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14488 states to 14488 states and 17031 transitions. [2019-10-22 11:27:05,577 INFO L78 Accepts]: Start accepts. Automaton has 14488 states and 17031 transitions. Word has length 240 [2019-10-22 11:27:05,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:05,577 INFO L462 AbstractCegarLoop]: Abstraction has 14488 states and 17031 transitions. [2019-10-22 11:27:05,577 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:27:05,577 INFO L276 IsEmpty]: Start isEmpty. Operand 14488 states and 17031 transitions. [2019-10-22 11:27:05,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-10-22 11:27:05,586 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:05,586 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 11:27:05,586 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:05,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:05,586 INFO L82 PathProgramCache]: Analyzing trace with hash 237647221, now seen corresponding path program 1 times [2019-10-22 11:27:05,586 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:05,587 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014818108] [2019-10-22 11:27:05,587 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:05,587 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:05,587 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:05,712 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:27:05,713 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014818108] [2019-10-22 11:27:05,713 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:27:05,713 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:27:05,713 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918071227] [2019-10-22 11:27:05,714 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:27:05,714 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:27:05,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:27:05,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:27:05,715 INFO L87 Difference]: Start difference. First operand 14488 states and 17031 transitions. Second operand 4 states. [2019-10-22 11:27:06,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:06,683 INFO L93 Difference]: Finished difference Result 28974 states and 34060 transitions. [2019-10-22 11:27:06,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:27:06,684 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 245 [2019-10-22 11:27:06,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:06,708 INFO L225 Difference]: With dead ends: 28974 [2019-10-22 11:27:06,708 INFO L226 Difference]: Without dead ends: 14488 [2019-10-22 11:27:06,719 INFO L600 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 [2019-10-22 11:27:06,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14488 states. [2019-10-22 11:27:06,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14488 to 14488. [2019-10-22 11:27:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14488 states. [2019-10-22 11:27:06,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14488 states to 14488 states and 16609 transitions. [2019-10-22 11:27:06,911 INFO L78 Accepts]: Start accepts. Automaton has 14488 states and 16609 transitions. Word has length 245 [2019-10-22 11:27:06,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:06,911 INFO L462 AbstractCegarLoop]: Abstraction has 14488 states and 16609 transitions. [2019-10-22 11:27:06,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:27:06,911 INFO L276 IsEmpty]: Start isEmpty. Operand 14488 states and 16609 transitions. [2019-10-22 11:27:06,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-10-22 11:27:06,921 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:06,921 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-22 11:27:06,922 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:06,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:06,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1556480726, now seen corresponding path program 1 times [2019-10-22 11:27:06,922 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:06,922 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14960771] [2019-10-22 11:27:06,922 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:06,923 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:06,923 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:07,022 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-10-22 11:27:07,022 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14960771] [2019-10-22 11:27:07,022 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:27:07,022 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:27:07,023 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407609936] [2019-10-22 11:27:07,023 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:27:07,023 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:27:07,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:27:07,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:27:07,025 INFO L87 Difference]: Start difference. First operand 14488 states and 16609 transitions. Second operand 3 states. [2019-10-22 11:27:07,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:07,786 INFO L93 Difference]: Finished difference Result 35718 states and 40926 transitions. [2019-10-22 11:27:07,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:27:07,787 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2019-10-22 11:27:07,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:07,812 INFO L225 Difference]: With dead ends: 35718 [2019-10-22 11:27:07,812 INFO L226 Difference]: Without dead ends: 21232 [2019-10-22 11:27:07,825 INFO L600 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 [2019-10-22 11:27:07,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21232 states. [2019-10-22 11:27:08,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21232 to 21227. [2019-10-22 11:27:08,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21227 states. [2019-10-22 11:27:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21227 states to 21227 states and 24282 transitions. [2019-10-22 11:27:08,059 INFO L78 Accepts]: Start accepts. Automaton has 21227 states and 24282 transitions. Word has length 253 [2019-10-22 11:27:08,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:08,060 INFO L462 AbstractCegarLoop]: Abstraction has 21227 states and 24282 transitions. [2019-10-22 11:27:08,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:27:08,060 INFO L276 IsEmpty]: Start isEmpty. Operand 21227 states and 24282 transitions. [2019-10-22 11:27:08,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-10-22 11:27:08,073 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:08,074 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:27:08,074 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:08,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:08,074 INFO L82 PathProgramCache]: Analyzing trace with hash 474797067, now seen corresponding path program 1 times [2019-10-22 11:27:08,074 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:08,075 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582825209] [2019-10-22 11:27:08,075 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:08,077 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:08,078 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 71 proven. 3 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-10-22 11:27:08,315 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582825209] [2019-10-22 11:27:08,316 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697211309] [2019-10-22 11:27:08,316 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/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 [2019-10-22 11:27:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:08,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 11:27:08,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 11:27:08,561 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-10-22 11:27:08,561 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 11:27:08,629 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-10-22 11:27:08,630 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-22 11:27:08,630 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [4] total 5 [2019-10-22 11:27:08,630 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427188786] [2019-10-22 11:27:08,631 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:27:08,631 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:27:08,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:27:08,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:27:08,632 INFO L87 Difference]: Start difference. First operand 21227 states and 24282 transitions. Second operand 3 states. [2019-10-22 11:27:09,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:09,471 INFO L93 Difference]: Finished difference Result 42470 states and 48598 transitions. [2019-10-22 11:27:09,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:27:09,471 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 260 [2019-10-22 11:27:09,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:09,507 INFO L225 Difference]: With dead ends: 42470 [2019-10-22 11:27:09,508 INFO L226 Difference]: Without dead ends: 21245 [2019-10-22 11:27:09,522 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 522 GetRequests, 517 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:27:09,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21245 states. [2019-10-22 11:27:09,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21245 to 20618. [2019-10-22 11:27:09,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20618 states. [2019-10-22 11:27:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20618 states to 20618 states and 23185 transitions. [2019-10-22 11:27:09,778 INFO L78 Accepts]: Start accepts. Automaton has 20618 states and 23185 transitions. Word has length 260 [2019-10-22 11:27:09,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:09,779 INFO L462 AbstractCegarLoop]: Abstraction has 20618 states and 23185 transitions. [2019-10-22 11:27:09,779 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:27:09,779 INFO L276 IsEmpty]: Start isEmpty. Operand 20618 states and 23185 transitions. [2019-10-22 11:27:09,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2019-10-22 11:27:09,790 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:09,791 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 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] [2019-10-22 11:27:09,991 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:27:09,992 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:09,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:09,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1666597647, now seen corresponding path program 1 times [2019-10-22 11:27:09,992 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:09,992 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613212968] [2019-10-22 11:27:09,992 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:09,993 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:09,993 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 87 proven. 3 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-10-22 11:27:10,133 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613212968] [2019-10-22 11:27:10,133 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [30678405] [2019-10-22 11:27:10,133 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/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 [2019-10-22 11:27:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:10,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-22 11:27:10,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 11:27:10,547 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-22 11:27:10,547 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 11:27:10,599 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-10-22 11:27:10,599 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-22 11:27:10,600 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 6 [2019-10-22 11:27:10,600 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561390444] [2019-10-22 11:27:10,600 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:27:10,600 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:27:10,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:27:10,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:27:10,601 INFO L87 Difference]: Start difference. First operand 20618 states and 23185 transitions. Second operand 3 states. [2019-10-22 11:27:11,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:11,469 INFO L93 Difference]: Finished difference Result 55276 states and 62224 transitions. [2019-10-22 11:27:11,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:27:11,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 270 [2019-10-22 11:27:11,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:11,524 INFO L225 Difference]: With dead ends: 55276 [2019-10-22 11:27:11,524 INFO L226 Difference]: Without dead ends: 34660 [2019-10-22 11:27:11,540 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 542 GetRequests, 538 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:27:11,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34660 states. [2019-10-22 11:27:11,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34660 to 34625. [2019-10-22 11:27:11,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34625 states. [2019-10-22 11:27:11,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34625 states to 34625 states and 38656 transitions. [2019-10-22 11:27:11,930 INFO L78 Accepts]: Start accepts. Automaton has 34625 states and 38656 transitions. Word has length 270 [2019-10-22 11:27:11,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:11,931 INFO L462 AbstractCegarLoop]: Abstraction has 34625 states and 38656 transitions. [2019-10-22 11:27:11,931 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:27:11,931 INFO L276 IsEmpty]: Start isEmpty. Operand 34625 states and 38656 transitions. [2019-10-22 11:27:11,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-10-22 11:27:11,949 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:11,949 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:27:12,150 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:27:12,150 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:12,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:12,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1954846457, now seen corresponding path program 1 times [2019-10-22 11:27:12,151 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:12,151 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723184259] [2019-10-22 11:27:12,151 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:12,151 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:12,151 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:12,574 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:27:12,575 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723184259] [2019-10-22 11:27:12,575 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [366098615] [2019-10-22 11:27:12,575 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/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 [2019-10-22 11:27:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:12,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 11:27:12,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 11:27:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-22 11:27:12,781 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 11:27:12,849 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-22 11:27:12,849 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-22 11:27:12,849 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2019-10-22 11:27:12,849 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191034032] [2019-10-22 11:27:12,850 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:27:12,850 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:27:12,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:27:12,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-10-22 11:27:12,850 INFO L87 Difference]: Start difference. First operand 34625 states and 38656 transitions. Second operand 3 states. [2019-10-22 11:27:13,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:13,927 INFO L93 Difference]: Finished difference Result 69874 states and 77969 transitions. [2019-10-22 11:27:13,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:27:13,928 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 284 [2019-10-22 11:27:13,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:13,929 INFO L225 Difference]: With dead ends: 69874 [2019-10-22 11:27:13,929 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:27:13,952 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 574 GetRequests, 565 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-10-22 11:27:13,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:27:13,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:27:13,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:27:13,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:27:13,953 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 284 [2019-10-22 11:27:13,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:13,954 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:27:13,954 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:27:13,954 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:27:13,954 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:27:14,155 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:27:14,158 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:27:14,292 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 55 [2019-10-22 11:27:14,398 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 55 [2019-10-22 11:27:14,744 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-10-22 11:27:15,030 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,032 INFO L443 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,033 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,034 INFO L443 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2019-10-22 11:27:15,034 INFO L443 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2019-10-22 11:27:15,034 INFO L443 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2019-10-22 11:27:15,034 INFO L443 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,034 INFO L443 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,034 INFO L443 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,035 INFO L443 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2019-10-22 11:27:15,036 INFO L443 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,037 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2019-10-22 11:27:15,038 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,039 INFO L443 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,039 INFO L443 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,039 INFO L443 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,039 INFO L443 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,039 INFO L443 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,039 INFO L443 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,039 INFO L443 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,039 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,039 INFO L443 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2019-10-22 11:27:15,039 INFO L443 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2019-10-22 11:27:15,040 INFO L443 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2019-10-22 11:27:15,040 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2019-10-22 11:27:15,041 INFO L443 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2019-10-22 11:27:15,042 INFO L443 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,043 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,044 INFO L439 ceAbstractionStarter]: At program point L1649(lines 54 1650) the Hoare annotation is: (let ((.cse6 (= 1 ~a3~0)) (.cse0 (<= ~a3~0 0)) (.cse5 (= ~a27~0 1)) (.cse2 (= 1 ~a6~0)) (.cse7 (= ~a12~0 1)) (.cse10 (= ~a26~0 1)) (.cse9 (not (= 0 ~a3~0))) (.cse4 (<= ~a6~0 0)) (.cse1 (<= ~a12~0 0)) (.cse3 (= ~a5~0 1)) (.cse8 (<= ~a27~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3) (and .cse4 .cse6 .cse7 .cse3 .cse8) (and .cse9 .cse5 .cse2 .cse7 .cse3) (and .cse5 .cse2 .cse7 .cse3 (= ~a15~0 1)) (and .cse0 .cse4 .cse7 .cse3 .cse8) (and .cse1 .cse5 .cse2 .cse3) (and .cse5 .cse2 .cse7 .cse3 .cse10) (and .cse6 .cse2 .cse7 .cse3 .cse8) (and .cse4 .cse5 .cse7 .cse3 .cse10) (and .cse0 .cse2 .cse7 .cse3 .cse8) (and .cse9 .cse4 .cse5 .cse7 .cse3) (and .cse1 .cse2 .cse3 .cse8) (and .cse4 .cse1 .cse3 .cse10 .cse8) (and (not (= ~a7~0 1)) .cse2 (= 1 ~a10~0) .cse7 .cse3 .cse8) (and .cse2 .cse7 .cse3 .cse10 .cse8) (and .cse4 .cse7 .cse3 .cse10 .cse8) (and .cse9 .cse4 .cse1 .cse3 .cse8))) [2019-10-22 11:27:15,044 INFO L443 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,044 INFO L443 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,044 INFO L443 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,044 INFO L443 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2019-10-22 11:27:15,044 INFO L443 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2019-10-22 11:27:15,044 INFO L443 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,044 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L446 ceAbstractionStarter]: At program point L1652(lines 1652 1669) the Hoare annotation is: true [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,045 INFO L443 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,046 INFO L443 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2019-10-22 11:27:15,048 INFO L443 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2019-10-22 11:27:15,048 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,048 INFO L439 ceAbstractionStarter]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse6 (= 1 ~a3~0)) (.cse0 (<= ~a3~0 0)) (.cse5 (= ~a27~0 1)) (.cse2 (= 1 ~a6~0)) (.cse7 (= ~a12~0 1)) (.cse10 (= ~a26~0 1)) (.cse9 (not (= 0 ~a3~0))) (.cse4 (<= ~a6~0 0)) (.cse1 (<= ~a12~0 0)) (.cse3 (= ~a5~0 1)) (.cse8 (<= ~a27~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse5 .cse3) (and .cse4 .cse6 .cse7 .cse3 .cse8) (and .cse9 .cse5 .cse2 .cse7 .cse3) (and .cse5 .cse2 .cse7 .cse3 (= ~a15~0 1)) (and .cse0 .cse4 .cse7 .cse3 .cse8) (and .cse1 .cse5 .cse2 .cse3) (and .cse5 .cse2 .cse7 .cse3 .cse10) (and .cse6 .cse2 .cse7 .cse3 .cse8) (and .cse4 .cse5 .cse7 .cse3 .cse10) (and .cse0 .cse2 .cse7 .cse3 .cse8) (and .cse9 .cse4 .cse5 .cse7 .cse3) (and .cse1 .cse2 .cse3 .cse8) (and .cse4 .cse1 .cse3 .cse10 .cse8) (and (not (= ~a7~0 1)) .cse2 (= 1 ~a10~0) .cse7 .cse3 .cse8) (and .cse2 .cse7 .cse3 .cse10 .cse8) (and .cse4 .cse7 .cse3 .cse10 .cse8) (and .cse9 .cse4 .cse1 .cse3 .cse8))) [2019-10-22 11:27:15,048 INFO L443 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,048 INFO L443 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,048 INFO L443 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,048 INFO L443 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,048 INFO L443 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2019-10-22 11:27:15,049 INFO L443 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2019-10-22 11:27:15,050 INFO L443 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2019-10-22 11:27:15,051 INFO L443 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,051 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,051 INFO L443 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,051 INFO L443 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,051 INFO L443 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,051 INFO L443 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,051 INFO L443 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,051 INFO L443 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,051 INFO L443 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2019-10-22 11:27:15,051 INFO L443 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2019-10-22 11:27:15,052 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,052 INFO L443 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,052 INFO L443 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2019-10-22 11:27:15,052 INFO L443 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2019-10-22 11:27:15,052 INFO L443 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2019-10-22 11:27:15,052 INFO L443 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2019-10-22 11:27:15,053 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2019-10-22 11:27:15,054 INFO L443 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2019-10-22 11:27:15,055 INFO L443 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,055 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,055 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,055 INFO L443 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,055 INFO L443 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,055 INFO L443 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2019-10-22 11:27:15,055 INFO L443 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2019-10-22 11:27:15,055 INFO L443 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,055 INFO L443 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,055 INFO L443 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,056 INFO L443 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2019-10-22 11:27:15,056 INFO L443 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2019-10-22 11:27:15,056 INFO L443 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,056 INFO L443 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2019-10-22 11:27:15,056 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,056 INFO L443 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2019-10-22 11:27:15,057 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1608) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2019-10-22 11:27:15,058 INFO L443 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2019-10-22 11:27:15,059 INFO L443 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2019-10-22 11:27:15,059 INFO L443 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,059 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,059 INFO L443 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,059 INFO L443 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,059 INFO L443 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2019-10-22 11:27:15,059 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,059 INFO L443 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2019-10-22 11:27:15,059 INFO L443 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2019-10-22 11:27:15,060 INFO L443 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,060 INFO L443 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2019-10-22 11:27:15,060 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2019-10-22 11:27:15,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:27:15 BoogieIcfgContainer [2019-10-22 11:27:15,081 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:27:15,082 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:27:15,082 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:27:15,082 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:27:15,083 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:56" (3/4) ... [2019-10-22 11:27:15,086 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:27:15,116 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:27:15,118 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:27:15,286 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2e9088e9-d70c-4aea-98b8-5f33e06225af/bin/utaipan/witness.graphml [2019-10-22 11:27:15,289 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:27:15,290 INFO L168 Benchmark]: Toolchain (without parser) took 21429.34 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.1 GB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -141.8 MB). Peak memory consumption was 926.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:15,290 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:27:15,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 938.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:15,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:15,291 INFO L168 Benchmark]: Boogie Preprocessor took 78.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:15,291 INFO L168 Benchmark]: RCFGBuilder took 1862.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 11.8 MB). Peak memory consumption was 189.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:15,291 INFO L168 Benchmark]: TraceAbstraction took 18230.70 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 918.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -99.8 MB). Peak memory consumption was 818.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:15,291 INFO L168 Benchmark]: Witness Printer took 207.33 ms. Allocated memory is still 2.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:15,293 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 938.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 107.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 78.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1862.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 11.8 MB). Peak memory consumption was 189.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 18230.70 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 918.0 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -99.8 MB). Peak memory consumption was 818.2 MB. Max. memory is 11.5 GB. * Witness Printer took 207.33 ms. Allocated memory is still 2.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1608]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((a3 <= 0 && a12 <= 0) && 1 == a6) && a5 == 1) || (((a6 <= 0 && a12 <= 0) && a27 == 1) && a5 == 1)) || ((((a6 <= 0 && 1 == a3) && a12 == 1) && a5 == 1) && a27 <= 0)) || ((((!(0 == a3) && a27 == 1) && 1 == a6) && a12 == 1) && a5 == 1)) || ((((a27 == 1 && 1 == a6) && a12 == 1) && a5 == 1) && a15 == 1)) || ((((a3 <= 0 && a6 <= 0) && a12 == 1) && a5 == 1) && a27 <= 0)) || (((a12 <= 0 && a27 == 1) && 1 == a6) && a5 == 1)) || ((((a27 == 1 && 1 == a6) && a12 == 1) && a5 == 1) && a26 == 1)) || ((((1 == a3 && 1 == a6) && a12 == 1) && a5 == 1) && a27 <= 0)) || ((((a6 <= 0 && a27 == 1) && a12 == 1) && a5 == 1) && a26 == 1)) || ((((a3 <= 0 && 1 == a6) && a12 == 1) && a5 == 1) && a27 <= 0)) || ((((!(0 == a3) && a6 <= 0) && a27 == 1) && a12 == 1) && a5 == 1)) || (((a12 <= 0 && 1 == a6) && a5 == 1) && a27 <= 0)) || ((((a6 <= 0 && a12 <= 0) && a5 == 1) && a26 == 1) && a27 <= 0)) || (((((!(a7 == 1) && 1 == a6) && 1 == a10) && a12 == 1) && a5 == 1) && a27 <= 0)) || ((((1 == a6 && a12 == 1) && a5 == 1) && a26 == 1) && a27 <= 0)) || ((((a6 <= 0 && a12 == 1) && a5 == 1) && a26 == 1) && a27 <= 0)) || ((((!(0 == a3) && a6 <= 0) && a12 <= 0) && a5 == 1) && a27 <= 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((((((((((((a3 <= 0 && a12 <= 0) && 1 == a6) && a5 == 1) || (((a6 <= 0 && a12 <= 0) && a27 == 1) && a5 == 1)) || ((((a6 <= 0 && 1 == a3) && a12 == 1) && a5 == 1) && a27 <= 0)) || ((((!(0 == a3) && a27 == 1) && 1 == a6) && a12 == 1) && a5 == 1)) || ((((a27 == 1 && 1 == a6) && a12 == 1) && a5 == 1) && a15 == 1)) || ((((a3 <= 0 && a6 <= 0) && a12 == 1) && a5 == 1) && a27 <= 0)) || (((a12 <= 0 && a27 == 1) && 1 == a6) && a5 == 1)) || ((((a27 == 1 && 1 == a6) && a12 == 1) && a5 == 1) && a26 == 1)) || ((((1 == a3 && 1 == a6) && a12 == 1) && a5 == 1) && a27 <= 0)) || ((((a6 <= 0 && a27 == 1) && a12 == 1) && a5 == 1) && a26 == 1)) || ((((a3 <= 0 && 1 == a6) && a12 == 1) && a5 == 1) && a27 <= 0)) || ((((!(0 == a3) && a6 <= 0) && a27 == 1) && a12 == 1) && a5 == 1)) || (((a12 <= 0 && 1 == a6) && a5 == 1) && a27 <= 0)) || ((((a6 <= 0 && a12 <= 0) && a5 == 1) && a26 == 1) && a27 <= 0)) || (((((!(a7 == 1) && 1 == a6) && 1 == a10) && a12 == 1) && a5 == 1) && a27 <= 0)) || ((((1 == a6 && a12 == 1) && a5 == 1) && a26 == 1) && a27 <= 0)) || ((((a6 <= 0 && a12 == 1) && a5 == 1) && a26 == 1) && a27 <= 0)) || ((((!(0 == a3) && a6 <= 0) && a12 <= 0) && a5 == 1) && a27 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 302 locations, 1 error locations. Result: SAFE, OverallTime: 18.1s, OverallIterations: 12, TraceHistogramMax: 5, AutomataDifference: 11.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 2294 SDtfs, 3303 SDslu, 295 SDs, 0 SdLazy, 8498 SolverSat, 1746 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1664 GetRequests, 1632 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=34625occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 704 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 352 NumberOfFragments, 569 HoareAnnotationTreeSize, 3 FomulaSimplifications, 7128 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 354 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 3618 NumberOfCodeBlocks, 3618 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4414 ConstructedInterpolants, 0 QuantifiedInterpolants, 2494976 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1507 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 18 InterpolantComputations, 15 PerfectInterpolantSequences, 1463/1477 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...