./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label20.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_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label20.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d9d392c14a131e49f1eaea557bfd69667def3c2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 08:56:01,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:56:01,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:56:01,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:56:01,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:56:01,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:56:01,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:56:01,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:56:01,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:56:01,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:56:01,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:56:01,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:56:01,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:56:01,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:56:01,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:56:01,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:56:01,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:56:01,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:56:01,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:56:01,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:56:01,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:56:01,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:56:01,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:56:01,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:56:01,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:56:01,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:56:01,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:56:01,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:56:01,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:56:01,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:56:01,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:56:01,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:56:01,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:56:01,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:56:01,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:56:01,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:56:01,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:56:01,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:56:01,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:56:01,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:56:01,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:56:01,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:56:01,922 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:56:01,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:56:01,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:56:01,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:56:01,930 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:56:01,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:56:01,931 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:56:01,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:56:01,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:56:01,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:56:01,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:56:01,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:56:01,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:56:01,932 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:56:01,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:56:01,932 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:56:01,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:56:01,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:56:01,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:56:01,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:56:01,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:56:01,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:56:01,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:56:01,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:56:01,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:56:01,934 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:56:01,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:56:01,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:56:01,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d9d392c14a131e49f1eaea557bfd69667def3c2 [2019-10-22 08:56:01,968 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:56:01,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:56:01,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:56:01,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:56:01,984 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:56:01,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2019-10-22 08:56:02,038 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/data/107f2ae87/e9b0d22a17ef477c8eb4aba9a7ede8fe/FLAGe3ae33b8e [2019-10-22 08:56:02,518 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:56:02,518 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/sv-benchmarks/c/eca-rers2012/Problem10_label20.c [2019-10-22 08:56:02,530 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/data/107f2ae87/e9b0d22a17ef477c8eb4aba9a7ede8fe/FLAGe3ae33b8e [2019-10-22 08:56:03,008 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/data/107f2ae87/e9b0d22a17ef477c8eb4aba9a7ede8fe [2019-10-22 08:56:03,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:56:03,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:56:03,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:03,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:56:03,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:56:03,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:03,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f41b785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03, skipping insertion in model container [2019-10-22 08:56:03,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:03,029 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:56:03,083 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:56:03,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:03,621 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:56:03,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:03,819 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:56:03,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03 WrapperNode [2019-10-22 08:56:03,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:03,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:03,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:56:03,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:56:03,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:03,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:03,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:03,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:56:03,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:56:03,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:56:03,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:03,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:03,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:03,959 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:03,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:04,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:04,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (1/1) ... [2019-10-22 08:56:04,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:56:04,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:56:04,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:56:04,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:56:04,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/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 08:56:04,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:56:04,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:56:05,451 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:56:05,451 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 08:56:05,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:05 BoogieIcfgContainer [2019-10-22 08:56:05,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:56:05,454 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:56:05,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:56:05,457 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:56:05,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:56:03" (1/3) ... [2019-10-22 08:56:05,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c55f8eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:56:05, skipping insertion in model container [2019-10-22 08:56:05,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:03" (2/3) ... [2019-10-22 08:56:05,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c55f8eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:56:05, skipping insertion in model container [2019-10-22 08:56:05,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:05" (3/3) ... [2019-10-22 08:56:05,462 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label20.c [2019-10-22 08:56:05,472 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:56:05,481 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 08:56:05,493 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 08:56:05,521 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:56:05,521 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:56:05,521 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:56:05,522 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:56:05,522 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:56:05,522 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:56:05,522 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:56:05,522 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:56:05,547 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-10-22 08:56:05,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 08:56:05,557 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:05,558 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] [2019-10-22 08:56:05,561 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:05,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:05,568 INFO L82 PathProgramCache]: Analyzing trace with hash -716875070, now seen corresponding path program 1 times [2019-10-22 08:56:05,577 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:05,578 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171180049] [2019-10-22 08:56:05,578 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:05,578 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:05,578 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:05,839 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 08:56:05,843 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171180049] [2019-10-22 08:56:05,844 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:05,844 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:56:05,844 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288595423] [2019-10-22 08:56:05,849 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:56:05,852 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:56:05,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:56:05,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:56:05,870 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-10-22 08:56:07,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:07,527 INFO L93 Difference]: Finished difference Result 694 states and 1246 transitions. [2019-10-22 08:56:07,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:56:07,529 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-10-22 08:56:07,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:07,548 INFO L225 Difference]: With dead ends: 694 [2019-10-22 08:56:07,548 INFO L226 Difference]: Without dead ends: 421 [2019-10-22 08:56:07,556 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 08:56:07,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-10-22 08:56:07,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 282. [2019-10-22 08:56:07,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2019-10-22 08:56:07,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2019-10-22 08:56:07,633 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 28 [2019-10-22 08:56:07,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:07,633 INFO L462 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2019-10-22 08:56:07,634 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:56:07,634 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2019-10-22 08:56:07,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-10-22 08:56:07,637 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:07,638 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:56:07,638 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:07,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:07,638 INFO L82 PathProgramCache]: Analyzing trace with hash -958622800, now seen corresponding path program 1 times [2019-10-22 08:56:07,639 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:07,639 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556244132] [2019-10-22 08:56:07,639 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:07,639 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:07,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:07,854 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556244132] [2019-10-22 08:56:07,854 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:07,855 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:56:07,855 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923695908] [2019-10-22 08:56:07,857 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:56:07,857 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:56:07,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:56:07,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:56:07,858 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 4 states. [2019-10-22 08:56:08,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:08,796 INFO L93 Difference]: Finished difference Result 840 states and 1290 transitions. [2019-10-22 08:56:08,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:56:08,797 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2019-10-22 08:56:08,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:08,801 INFO L225 Difference]: With dead ends: 840 [2019-10-22 08:56:08,801 INFO L226 Difference]: Without dead ends: 560 [2019-10-22 08:56:08,804 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 08:56:08,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2019-10-22 08:56:08,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2019-10-22 08:56:08,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2019-10-22 08:56:08,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 785 transitions. [2019-10-22 08:56:08,858 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 785 transitions. Word has length 106 [2019-10-22 08:56:08,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:08,859 INFO L462 AbstractCegarLoop]: Abstraction has 560 states and 785 transitions. [2019-10-22 08:56:08,859 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:56:08,863 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 785 transitions. [2019-10-22 08:56:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-22 08:56:08,869 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:08,869 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:56:08,869 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:08,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:08,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1786957364, now seen corresponding path program 1 times [2019-10-22 08:56:08,870 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:08,870 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112340202] [2019-10-22 08:56:08,870 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:08,870 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:08,871 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:09,090 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:09,090 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112340202] [2019-10-22 08:56:09,091 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:09,091 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:56:09,091 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937135358] [2019-10-22 08:56:09,092 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:56:09,092 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:56:09,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:56:09,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:56:09,093 INFO L87 Difference]: Start difference. First operand 560 states and 785 transitions. Second operand 4 states. [2019-10-22 08:56:09,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:09,824 INFO L93 Difference]: Finished difference Result 1813 states and 2508 transitions. [2019-10-22 08:56:09,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:56:09,825 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2019-10-22 08:56:09,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:09,830 INFO L225 Difference]: With dead ends: 1813 [2019-10-22 08:56:09,830 INFO L226 Difference]: Without dead ends: 1255 [2019-10-22 08:56:09,833 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 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 08:56:09,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-10-22 08:56:09,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 838. [2019-10-22 08:56:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-10-22 08:56:09,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1063 transitions. [2019-10-22 08:56:09,868 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1063 transitions. Word has length 146 [2019-10-22 08:56:09,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:09,869 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 1063 transitions. [2019-10-22 08:56:09,869 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:56:09,869 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1063 transitions. [2019-10-22 08:56:09,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-10-22 08:56:09,873 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:09,874 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 08:56:09,874 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:09,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:09,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1475583444, now seen corresponding path program 1 times [2019-10-22 08:56:09,875 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:09,875 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761346216] [2019-10-22 08:56:09,875 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:09,876 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:09,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:10,105 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:10,106 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761346216] [2019-10-22 08:56:10,106 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:10,106 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:56:10,106 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454012012] [2019-10-22 08:56:10,107 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:56:10,107 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:56:10,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:56:10,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:56:10,108 INFO L87 Difference]: Start difference. First operand 838 states and 1063 transitions. Second operand 4 states. [2019-10-22 08:56:10,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:10,944 INFO L93 Difference]: Finished difference Result 2091 states and 2662 transitions. [2019-10-22 08:56:10,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:56:10,945 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 188 [2019-10-22 08:56:10,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:10,957 INFO L225 Difference]: With dead ends: 2091 [2019-10-22 08:56:10,957 INFO L226 Difference]: Without dead ends: 1255 [2019-10-22 08:56:10,959 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 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 08:56:10,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-10-22 08:56:10,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1116. [2019-10-22 08:56:10,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-10-22 08:56:10,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1371 transitions. [2019-10-22 08:56:10,987 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1371 transitions. Word has length 188 [2019-10-22 08:56:10,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:10,988 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1371 transitions. [2019-10-22 08:56:10,988 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:56:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1371 transitions. [2019-10-22 08:56:10,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-10-22 08:56:10,993 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:10,993 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 08:56:10,993 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:10,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:10,994 INFO L82 PathProgramCache]: Analyzing trace with hash 661366646, now seen corresponding path program 1 times [2019-10-22 08:56:10,994 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:10,994 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916524434] [2019-10-22 08:56:10,994 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:10,994 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:10,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:11,201 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 08:56:11,202 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916524434] [2019-10-22 08:56:11,202 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:11,203 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:56:11,203 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406560151] [2019-10-22 08:56:11,203 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:56:11,203 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:56:11,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:56:11,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:56:11,206 INFO L87 Difference]: Start difference. First operand 1116 states and 1371 transitions. Second operand 5 states. [2019-10-22 08:56:12,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:12,507 INFO L93 Difference]: Finished difference Result 4037 states and 4968 transitions. [2019-10-22 08:56:12,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:56:12,508 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 189 [2019-10-22 08:56:12,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:12,523 INFO L225 Difference]: With dead ends: 4037 [2019-10-22 08:56:12,523 INFO L226 Difference]: Without dead ends: 2923 [2019-10-22 08:56:12,525 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:56:12,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2923 states. [2019-10-22 08:56:12,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2923 to 2089. [2019-10-22 08:56:12,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2019-10-22 08:56:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2495 transitions. [2019-10-22 08:56:12,657 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2495 transitions. Word has length 189 [2019-10-22 08:56:12,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:12,657 INFO L462 AbstractCegarLoop]: Abstraction has 2089 states and 2495 transitions. [2019-10-22 08:56:12,657 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:56:12,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2495 transitions. [2019-10-22 08:56:12,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-10-22 08:56:12,664 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:12,664 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:12,664 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:12,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:12,665 INFO L82 PathProgramCache]: Analyzing trace with hash -668439460, now seen corresponding path program 1 times [2019-10-22 08:56:12,665 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:12,665 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203138488] [2019-10-22 08:56:12,665 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:12,666 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:12,666 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 08:56:12,824 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203138488] [2019-10-22 08:56:12,825 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:12,826 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:56:12,826 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106921423] [2019-10-22 08:56:12,827 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:56:12,827 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:56:12,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:56:12,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:56:12,828 INFO L87 Difference]: Start difference. First operand 2089 states and 2495 transitions. Second operand 3 states. [2019-10-22 08:56:13,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:13,293 INFO L93 Difference]: Finished difference Result 5010 states and 5952 transitions. [2019-10-22 08:56:13,293 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:56:13,294 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 264 [2019-10-22 08:56:13,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:13,300 INFO L225 Difference]: With dead ends: 5010 [2019-10-22 08:56:13,300 INFO L226 Difference]: Without dead ends: 2089 [2019-10-22 08:56:13,303 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 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 08:56:13,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2089 states. [2019-10-22 08:56:13,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2089 to 2089. [2019-10-22 08:56:13,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2019-10-22 08:56:13,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2440 transitions. [2019-10-22 08:56:13,344 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2440 transitions. Word has length 264 [2019-10-22 08:56:13,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:13,345 INFO L462 AbstractCegarLoop]: Abstraction has 2089 states and 2440 transitions. [2019-10-22 08:56:13,345 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:56:13,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2440 transitions. [2019-10-22 08:56:13,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-10-22 08:56:13,354 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:13,354 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:13,354 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:13,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:13,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1546588810, now seen corresponding path program 1 times [2019-10-22 08:56:13,363 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:13,363 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245704596] [2019-10-22 08:56:13,364 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:13,364 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:13,364 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:13,554 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-10-22 08:56:13,555 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245704596] [2019-10-22 08:56:13,555 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:13,555 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:56:13,555 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970331281] [2019-10-22 08:56:13,556 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:56:13,556 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:56:13,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:56:13,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:56:13,556 INFO L87 Difference]: Start difference. First operand 2089 states and 2440 transitions. Second operand 4 states. [2019-10-22 08:56:14,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:14,358 INFO L93 Difference]: Finished difference Result 4035 states and 4734 transitions. [2019-10-22 08:56:14,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:56:14,359 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 300 [2019-10-22 08:56:14,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:14,360 INFO L225 Difference]: With dead ends: 4035 [2019-10-22 08:56:14,360 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:56:14,363 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:56:14,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:56:14,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:56:14,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:56:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:56:14,365 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 300 [2019-10-22 08:56:14,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:14,365 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:56:14,365 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:56:14,366 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:56:14,366 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:56:14,370 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:56:14,620 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 18 [2019-10-22 08:56:14,766 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 18 [2019-10-22 08:56:14,768 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-10-22 08:56:14,769 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-10-22 08:56:14,770 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-10-22 08:56:14,771 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-10-22 08:56:14,771 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-10-22 08:56:14,771 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-10-22 08:56:14,771 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-10-22 08:56:14,771 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-10-22 08:56:14,771 INFO L443 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-10-22 08:56:14,774 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-10-22 08:56:14,774 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,774 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,774 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,774 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,774 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,774 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-10-22 08:56:14,774 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-22 08:56:14,774 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-10-22 08:56:14,774 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-10-22 08:56:14,775 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-10-22 08:56:14,775 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-10-22 08:56:14,775 INFO L439 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 7))) (.cse1 (not (= 10 ~a19~0)))) (or (= ~a10~0 1) (and .cse0 .cse1) (and .cse0 (= ~a10~0 0)) (and (= ~a10~0 2) .cse1))) [2019-10-22 08:56:14,775 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-10-22 08:56:14,775 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-10-22 08:56:14,775 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-10-22 08:56:14,775 INFO L443 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-10-22 08:56:14,775 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,775 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,775 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,776 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,776 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,776 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-10-22 08:56:14,776 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-10-22 08:56:14,776 INFO L443 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L446 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,777 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,778 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,778 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,778 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-10-22 08:56:14,781 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-10-22 08:56:14,781 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-10-22 08:56:14,781 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-22 08:56:14,781 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-10-22 08:56:14,781 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-10-22 08:56:14,781 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-10-22 08:56:14,781 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-10-22 08:56:14,781 INFO L443 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-22 08:56:14,782 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-10-22 08:56:14,783 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-10-22 08:56:14,783 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-10-22 08:56:14,783 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:56:14,783 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-10-22 08:56:14,783 INFO L439 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 7))) (.cse1 (not (= 10 ~a19~0)))) (or (= ~a10~0 1) (and .cse0 .cse1) (and .cse0 (= ~a10~0 0)) (and (= ~a10~0 2) .cse1))) [2019-10-22 08:56:14,785 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-10-22 08:56:14,785 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,785 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,785 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,785 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,785 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-10-22 08:56:14,785 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-10-22 08:56:14,786 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-10-22 08:56:14,787 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-22 08:56:14,788 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,789 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 88) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-10-22 08:56:14,790 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-10-22 08:56:14,791 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-10-22 08:56:14,792 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-10-22 08:56:14,792 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-10-22 08:56:14,792 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-10-22 08:56:14,792 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-10-22 08:56:14,792 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-10-22 08:56:14,792 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-10-22 08:56:14,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:56:14 BoogieIcfgContainer [2019-10-22 08:56:14,813 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:56:14,813 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:56:14,814 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:56:14,814 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:56:14,814 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:05" (3/4) ... [2019-10-22 08:56:14,817 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:56:14,840 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 08:56:14,842 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 08:56:14,981 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3698c403-2b7f-4e44-aaac-0d7661161ff1/bin/uautomizer/witness.graphml [2019-10-22 08:56:14,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:56:14,985 INFO L168 Benchmark]: Toolchain (without parser) took 11973.40 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 462.4 MB). Free memory was 939.2 MB in the beginning and 1.3 GB in the end (delta: -385.6 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:14,986 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:14,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 807.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -205.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:14,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.12 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:14,986 INFO L168 Benchmark]: Boogie Preprocessor took 98.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:14,987 INFO L168 Benchmark]: RCFGBuilder took 1415.77 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: 111.6 MB). Peak memory consumption was 111.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:14,987 INFO L168 Benchmark]: TraceAbstraction took 9359.06 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 292.6 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -321.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:14,987 INFO L168 Benchmark]: Witness Printer took 170.77 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:14,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 807.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -205.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.12 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: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 98.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1415.77 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: 111.6 MB). Peak memory consumption was 111.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9359.06 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 292.6 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -321.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 170.77 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 88]: 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: 582]: Loop Invariant Derived loop invariant: ((a10 == 1 || (!(a19 == 7) && !(10 == a19))) || (!(a19 == 7) && a10 == 0)) || (a10 == 2 && !(10 == a19)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((a10 == 1 || (!(a19 == 7) && !(10 == a19))) || (!(a19 == 7) && a10 == 0)) || (a10 == 2 && !(10 == a19)) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Result: SAFE, OverallTime: 9.2s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 554 SDtfs, 1802 SDslu, 68 SDs, 0 SdLazy, 4702 SolverSat, 931 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2089occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 1529 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 48 NumberOfFragments, 59 HoareAnnotationTreeSize, 3 FomulaSimplifications, 314 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2116 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1221 NumberOfCodeBlocks, 1221 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1214 ConstructedInterpolants, 0 QuantifiedInterpolants, 556053 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 911/911 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...