./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label00_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label00_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/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 4bee55207936bfc858217d6eb21ff7cffafc0723 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:59:34,928 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:59:34,929 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:59:34,936 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:59:34,936 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:59:34,936 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:59:34,937 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:59:34,938 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:59:34,939 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:59:34,939 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:59:34,940 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:59:34,940 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:59:34,941 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:59:34,941 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:59:34,942 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:59:34,943 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:59:34,943 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:59:34,944 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:59:34,946 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:59:34,946 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:59:34,947 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:59:34,948 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:59:34,950 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:59:34,950 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:59:34,950 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:59:34,951 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:59:34,951 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:59:34,952 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:59:34,952 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:59:34,953 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:59:34,953 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:59:34,954 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:59:34,954 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:59:34,954 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:59:34,955 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:59:34,955 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:59:34,955 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 14:59:34,963 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:59:34,963 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:59:34,964 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:59:34,964 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:59:34,964 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:59:34,964 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:59:34,964 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:59:34,964 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:59:34,964 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:59:34,965 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:59:34,965 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:59:34,965 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:59:34,965 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:59:34,965 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:59:34,966 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:59:34,966 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:59:34,966 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:59:34,966 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:59:34,966 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:59:34,966 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:59:34,966 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:59:34,966 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:59:34,967 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:59:34,967 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:59:34,967 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:59:34,967 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:59:34,967 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:59:34,967 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:59:34,967 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:59:34,968 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:59:34,968 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:59:34,968 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:59:34,968 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:59:34,968 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:59:34,968 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:59:34,968 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:59:34,969 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:59:34,969 INFO L133 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_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/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 -> 4bee55207936bfc858217d6eb21ff7cffafc0723 [2018-11-18 14:59:34,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:59:35,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:59:35,004 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:59:35,006 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:59:35,006 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:59:35,007 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem14_label00_true-unreach-call_false-termination.c [2018-11-18 14:59:35,053 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/data/7e70eb116/768f3f3c024d4207b2124b4d93c4091c/FLAG51730ae48 [2018-11-18 14:59:35,436 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:59:35,437 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/sv-benchmarks/c/eca-rers2012/Problem14_label00_true-unreach-call_false-termination.c [2018-11-18 14:59:35,447 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/data/7e70eb116/768f3f3c024d4207b2124b4d93c4091c/FLAG51730ae48 [2018-11-18 14:59:35,459 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/data/7e70eb116/768f3f3c024d4207b2124b4d93c4091c [2018-11-18 14:59:35,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:59:35,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:59:35,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:59:35,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:59:35,465 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:59:35,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:35,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de76a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35, skipping insertion in model container [2018-11-18 14:59:35,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:35,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:59:35,513 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:59:35,781 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:59:35,784 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:59:35,866 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:59:35,875 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:59:35,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35 WrapperNode [2018-11-18 14:59:35,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:59:35,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:59:35,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:59:35,877 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:59:35,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:35,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:35,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:59:35,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:59:35,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:59:35,955 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:59:35,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:35,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:35,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:35,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:35,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:36,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:36,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (1/1) ... [2018-11-18 14:59:36,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:59:36,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:59:36,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:59:36,009 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:59:36,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/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 [2018-11-18 14:59:36,059 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 14:59:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:59:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:59:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 14:59:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 14:59:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:59:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:59:36,060 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:59:36,060 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:59:37,095 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:59:37,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:59:37 BoogieIcfgContainer [2018-11-18 14:59:37,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:59:37,097 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:59:37,097 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:59:37,099 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:59:37,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:59:35" (1/3) ... [2018-11-18 14:59:37,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1eefa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:59:37, skipping insertion in model container [2018-11-18 14:59:37,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:59:35" (2/3) ... [2018-11-18 14:59:37,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1eefa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:59:37, skipping insertion in model container [2018-11-18 14:59:37,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:59:37" (3/3) ... [2018-11-18 14:59:37,102 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label00_true-unreach-call_false-termination.c [2018-11-18 14:59:37,111 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:59:37,117 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:59:37,127 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:59:37,152 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:59:37,152 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:59:37,152 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:59:37,152 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:59:37,152 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:59:37,152 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:59:37,152 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:59:37,153 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:59:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states. [2018-11-18 14:59:37,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 14:59:37,178 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:37,178 INFO L375 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] [2018-11-18 14:59:37,180 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:37,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:37,185 INFO L82 PathProgramCache]: Analyzing trace with hash 696145052, now seen corresponding path program 1 times [2018-11-18 14:59:37,186 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:59:37,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:37,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:37,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:37,218 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:59:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:59:37,443 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:37,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:59:37,444 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:59:37,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:59:37,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:59:37,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:59:37,463 INFO L87 Difference]: Start difference. First operand 255 states. Second operand 3 states. [2018-11-18 14:59:38,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:38,140 INFO L93 Difference]: Finished difference Result 691 states and 1226 transitions. [2018-11-18 14:59:38,140 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:59:38,141 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-18 14:59:38,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:38,151 INFO L225 Difference]: With dead ends: 691 [2018-11-18 14:59:38,151 INFO L226 Difference]: Without dead ends: 434 [2018-11-18 14:59:38,156 INFO L604 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 [2018-11-18 14:59:38,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2018-11-18 14:59:38,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2018-11-18 14:59:38,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2018-11-18 14:59:38,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 765 transitions. [2018-11-18 14:59:38,211 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 765 transitions. Word has length 60 [2018-11-18 14:59:38,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:38,212 INFO L480 AbstractCegarLoop]: Abstraction has 434 states and 765 transitions. [2018-11-18 14:59:38,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:59:38,212 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 765 transitions. [2018-11-18 14:59:38,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 14:59:38,216 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:38,216 INFO L375 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] [2018-11-18 14:59:38,218 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:38,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:38,218 INFO L82 PathProgramCache]: Analyzing trace with hash -345730368, now seen corresponding path program 1 times [2018-11-18 14:59:38,218 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:59:38,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:38,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:38,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:38,220 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:59:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:38,356 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:59:38,356 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:38,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:59:38,356 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:59:38,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:59:38,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:59:38,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:59:38,358 INFO L87 Difference]: Start difference. First operand 434 states and 765 transitions. Second operand 6 states. [2018-11-18 14:59:39,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:39,428 INFO L93 Difference]: Finished difference Result 1588 states and 2935 transitions. [2018-11-18 14:59:39,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:59:39,430 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 130 [2018-11-18 14:59:39,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:39,436 INFO L225 Difference]: With dead ends: 1588 [2018-11-18 14:59:39,437 INFO L226 Difference]: Without dead ends: 1160 [2018-11-18 14:59:39,440 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:59:39,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1160 states. [2018-11-18 14:59:39,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1160 to 1153. [2018-11-18 14:59:39,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1153 states. [2018-11-18 14:59:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1153 states and 1887 transitions. [2018-11-18 14:59:39,481 INFO L78 Accepts]: Start accepts. Automaton has 1153 states and 1887 transitions. Word has length 130 [2018-11-18 14:59:39,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:39,481 INFO L480 AbstractCegarLoop]: Abstraction has 1153 states and 1887 transitions. [2018-11-18 14:59:39,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:59:39,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1887 transitions. [2018-11-18 14:59:39,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 14:59:39,484 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:39,484 INFO L375 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] [2018-11-18 14:59:39,484 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:39,484 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:39,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1604867129, now seen corresponding path program 1 times [2018-11-18 14:59:39,485 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:59:39,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:39,486 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:39,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:39,486 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:59:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:39,569 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:59:39,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:39,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 14:59:39,569 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:59:39,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 14:59:39,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 14:59:39,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:59:39,570 INFO L87 Difference]: Start difference. First operand 1153 states and 1887 transitions. Second operand 5 states. [2018-11-18 14:59:40,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:40,529 INFO L93 Difference]: Finished difference Result 2716 states and 4601 transitions. [2018-11-18 14:59:40,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:59:40,530 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-11-18 14:59:40,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:40,538 INFO L225 Difference]: With dead ends: 2716 [2018-11-18 14:59:40,538 INFO L226 Difference]: Without dead ends: 1569 [2018-11-18 14:59:40,541 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:59:40,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1569 states. [2018-11-18 14:59:40,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1569 to 1538. [2018-11-18 14:59:40,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1538 states. [2018-11-18 14:59:40,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1538 states and 2356 transitions. [2018-11-18 14:59:40,579 INFO L78 Accepts]: Start accepts. Automaton has 1538 states and 2356 transitions. Word has length 131 [2018-11-18 14:59:40,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:40,580 INFO L480 AbstractCegarLoop]: Abstraction has 1538 states and 2356 transitions. [2018-11-18 14:59:40,580 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 14:59:40,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2356 transitions. [2018-11-18 14:59:40,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 14:59:40,582 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:40,582 INFO L375 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] [2018-11-18 14:59:40,582 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:40,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:40,583 INFO L82 PathProgramCache]: Analyzing trace with hash 2023264995, now seen corresponding path program 1 times [2018-11-18 14:59:40,583 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:59:40,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:40,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:40,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:40,584 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:59:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:40,644 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:59:40,644 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:40,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 14:59:40,645 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:59:40,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 14:59:40,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 14:59:40,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 14:59:40,646 INFO L87 Difference]: Start difference. First operand 1538 states and 2356 transitions. Second operand 5 states. [2018-11-18 14:59:41,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:41,897 INFO L93 Difference]: Finished difference Result 4199 states and 6461 transitions. [2018-11-18 14:59:41,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:59:41,898 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 133 [2018-11-18 14:59:41,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:41,909 INFO L225 Difference]: With dead ends: 4199 [2018-11-18 14:59:41,909 INFO L226 Difference]: Without dead ends: 2667 [2018-11-18 14:59:41,916 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:59:41,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2667 states. [2018-11-18 14:59:41,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2667 to 2559. [2018-11-18 14:59:41,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2559 states. [2018-11-18 14:59:41,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2559 states and 3628 transitions. [2018-11-18 14:59:41,975 INFO L78 Accepts]: Start accepts. Automaton has 2559 states and 3628 transitions. Word has length 133 [2018-11-18 14:59:41,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:41,975 INFO L480 AbstractCegarLoop]: Abstraction has 2559 states and 3628 transitions. [2018-11-18 14:59:41,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 14:59:41,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3628 transitions. [2018-11-18 14:59:41,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 14:59:41,977 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:41,977 INFO L375 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] [2018-11-18 14:59:41,977 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:41,977 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:41,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1421919608, now seen corresponding path program 1 times [2018-11-18 14:59:41,978 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:59:41,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:41,978 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:41,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:41,979 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:59:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:42,054 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:59:42,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:42,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:59:42,055 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:59:42,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:59:42,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:59:42,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:59:42,056 INFO L87 Difference]: Start difference. First operand 2559 states and 3628 transitions. Second operand 4 states. [2018-11-18 14:59:42,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:42,846 INFO L93 Difference]: Finished difference Result 7179 states and 10577 transitions. [2018-11-18 14:59:42,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 14:59:42,847 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 134 [2018-11-18 14:59:42,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:42,860 INFO L225 Difference]: With dead ends: 7179 [2018-11-18 14:59:42,860 INFO L226 Difference]: Without dead ends: 4626 [2018-11-18 14:59:42,870 INFO L604 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 [2018-11-18 14:59:42,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4626 states. [2018-11-18 14:59:42,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4626 to 4626. [2018-11-18 14:59:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4626 states. [2018-11-18 14:59:42,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4626 states to 4626 states and 6381 transitions. [2018-11-18 14:59:42,951 INFO L78 Accepts]: Start accepts. Automaton has 4626 states and 6381 transitions. Word has length 134 [2018-11-18 14:59:42,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:42,951 INFO L480 AbstractCegarLoop]: Abstraction has 4626 states and 6381 transitions. [2018-11-18 14:59:42,952 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:59:42,952 INFO L276 IsEmpty]: Start isEmpty. Operand 4626 states and 6381 transitions. [2018-11-18 14:59:42,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-18 14:59:42,965 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:59:42,966 INFO L375 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:59:42,966 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:59:42,966 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:59:42,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1502334577, now seen corresponding path program 1 times [2018-11-18 14:59:42,966 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:59:42,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:42,967 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:59:42,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:59:42,967 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:59:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:43,156 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 14:59:43,156 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:59:43,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 14:59:43,157 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:59:43,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 14:59:43,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 14:59:43,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 14:59:43,158 INFO L87 Difference]: Start difference. First operand 4626 states and 6381 transitions. Second operand 4 states. [2018-11-18 14:59:44,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:59:44,202 INFO L93 Difference]: Finished difference Result 13165 states and 19126 transitions. [2018-11-18 14:59:44,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 14:59:44,202 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 327 [2018-11-18 14:59:44,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:59:44,203 INFO L225 Difference]: With dead ends: 13165 [2018-11-18 14:59:44,203 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:59:44,234 INFO L604 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 [2018-11-18 14:59:44,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:59:44,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:59:44,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:59:44,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:59:44,235 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 327 [2018-11-18 14:59:44,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:59:44,235 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:59:44,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 14:59:44,235 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:59:44,235 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:59:44,239 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:59:44,480 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 25 [2018-11-18 14:59:44,629 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:59:44,629 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= |old(~a21~0)| ~a21~0) (= |old(~a15~0)| ~a15~0)) [2018-11-18 14:59:44,629 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 163) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 14:59:44,630 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 14:59:44,631 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-11-18 14:59:44,632 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-11-18 14:59:44,633 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse2 (= 9 |old(~a15~0)|)) (.cse1 (= 7 |old(~a21~0)|)) (.cse0 (and (= ~a12~0 |old(~a12~0)|) (= |old(~a21~0)| ~a21~0) (= |old(~a15~0)| ~a15~0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (= 5 |old(~a15~0)|) .cse2) (or .cse0 (< |old(~a12~0)| 58)) (or (= 9 |old(~a21~0)|) .cse1 .cse0))) [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 14:59:44,634 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,635 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,636 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-11-18 14:59:44,637 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,638 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 14:59:44,639 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-11-18 14:59:44,640 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:59:44,641 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a15~0 9)) (not (= ~a21~0 9)) (not (= ~a15~0 5)) (<= (+ ~a12~0 49) 0)) [2018-11-18 14:59:44,642 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:59:44,642 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:59:44,642 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (= 9 |old(~a21~0)|) (= 5 |old(~a15~0)|) (< 0 (+ |old(~a12~0)| 49)) (and (= ~a12~0 |old(~a12~0)|) (= |old(~a21~0)| ~a21~0) (= |old(~a15~0)| ~a15~0)) (= 9 |old(~a15~0)|)) [2018-11-18 14:59:44,642 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2018-11-18 14:59:44,642 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse1 (not (= ~a15~0 9))) (.cse0 (not (= 7 ~a21~0)))) (or (and (not (= ~a21~0 9)) .cse0) (= 9 |old(~a21~0)|) (= 5 |old(~a15~0)|) (< 0 (+ |old(~a12~0)| 49)) (= 9 |old(~a15~0)|) (and .cse1 (not (= ~a15~0 5))) (and .cse1 .cse0) (<= 58 ~a12~0))) [2018-11-18 14:59:44,642 INFO L425 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-11-18 14:59:44,642 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-11-18 14:59:44,642 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-11-18 14:59:44,642 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse1 (not (= ~a15~0 9))) (.cse0 (not (= 7 ~a21~0)))) (or (and (not (= ~a21~0 9)) .cse0) (= 9 |old(~a21~0)|) (= 5 |old(~a15~0)|) (< 0 (+ |old(~a12~0)| 49)) (= 9 |old(~a15~0)|) (and .cse1 (not (= ~a15~0 5))) (and .cse1 .cse0) (<= 58 ~a12~0))) [2018-11-18 14:59:44,643 INFO L425 ceAbstractionStarter]: For program point L880-4(lines 874 890) no Hoare annotation was computed. [2018-11-18 14:59:44,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:59:44 BoogieIcfgContainer [2018-11-18 14:59:44,656 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:59:44,656 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:59:44,656 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:59:44,656 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:59:44,657 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:59:37" (3/4) ... [2018-11-18 14:59:44,660 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:59:44,665 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:59:44,665 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 14:59:44,665 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:59:44,676 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 14:59:44,677 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 14:59:44,698 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(a21 == 9) && !(7 == a21)) || 9 == \old(a21)) || 5 == \old(a15)) || 0 < \old(a12) + 49) || 9 == \old(a15)) || (!(a15 == 9) && !(a15 == 5))) || (!(a15 == 9) && !(7 == a21))) || 58 <= a12 [2018-11-18 14:59:44,780 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_991c48f3-0424-4eab-b063-95267c4fab1c/bin-2019/utaipan/witness.graphml [2018-11-18 14:59:44,780 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:59:44,780 INFO L168 Benchmark]: Toolchain (without parser) took 9318.80 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 334.5 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -156.3 MB). Peak memory consumption was 178.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:44,781 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:59:44,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 413.45 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 917.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:44,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -203.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:44,783 INFO L168 Benchmark]: Boogie Preprocessor took 53.60 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:44,784 INFO L168 Benchmark]: RCFGBuilder took 1086.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.8 MB in the end (delta: 121.1 MB). Peak memory consumption was 121.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:44,784 INFO L168 Benchmark]: TraceAbstraction took 7559.62 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 208.1 MB). Free memory was 992.1 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 60.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:44,784 INFO L168 Benchmark]: Witness Printer took 123.47 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:44,786 INFO L336 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 413.45 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 917.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -203.9 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.60 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1086.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.8 MB in the end (delta: 121.1 MB). Peak memory consumption was 121.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7559.62 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 208.1 MB). Free memory was 992.1 MB in the beginning and 1.1 GB in the end (delta: -147.6 MB). Peak memory consumption was 60.6 MB. Max. memory is 11.5 GB. * Witness Printer took 123.47 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 163]: 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: 880]: Loop Invariant Derived loop invariant: (((((((!(a21 == 9) && !(7 == a21)) || 9 == \old(a21)) || 5 == \old(a15)) || 0 < \old(a12) + 49) || 9 == \old(a15)) || (!(a15 == 9) && !(a15 == 5))) || (!(a15 == 9) && !(7 == a21))) || 58 <= a12 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 255 locations, 1 error locations. SAFE Result, 7.4s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 5.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1043 SDtfs, 3620 SDslu, 552 SDs, 0 SdLazy, 7050 SolverSat, 1635 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 15 SyntacticMatches, 4 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4626occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 146 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 73 PreInvPairs, 137 NumberOfFragments, 214 HoareAnnotationTreeSize, 73 FomulaSimplifications, 2070 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2071 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 915 NumberOfCodeBlocks, 915 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 909 ConstructedInterpolants, 0 QuantifiedInterpolants, 374799 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 431/431 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...