./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label01_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label01_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/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 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 19:51:29,075 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 19:51:29,076 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 19:51:29,082 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 19:51:29,082 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 19:51:29,083 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 19:51:29,084 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 19:51:29,084 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 19:51:29,085 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 19:51:29,086 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 19:51:29,086 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 19:51:29,086 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 19:51:29,087 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 19:51:29,087 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 19:51:29,088 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 19:51:29,088 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 19:51:29,089 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 19:51:29,089 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 19:51:29,091 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 19:51:29,091 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 19:51:29,092 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 19:51:29,093 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 19:51:29,094 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 19:51:29,094 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 19:51:29,094 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 19:51:29,094 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 19:51:29,095 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 19:51:29,095 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 19:51:29,096 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 19:51:29,096 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 19:51:29,096 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 19:51:29,097 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 19:51:29,097 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 19:51:29,097 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 19:51:29,097 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 19:51:29,098 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 19:51:29,098 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 19:51:29,105 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 19:51:29,105 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 19:51:29,105 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 19:51:29,105 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 19:51:29,105 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 19:51:29,105 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 19:51:29,106 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 19:51:29,106 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 19:51:29,106 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 19:51:29,106 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 19:51:29,106 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 19:51:29,106 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 19:51:29,106 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 19:51:29,106 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 19:51:29,106 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 19:51:29,107 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 19:51:29,107 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 19:51:29,107 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 19:51:29,107 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 19:51:29,107 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 19:51:29,107 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 19:51:29,107 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 19:51:29,107 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 19:51:29,107 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 19:51:29,107 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 19:51:29,107 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 19:51:29,108 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 19:51:29,108 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 19:51:29,108 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 19:51:29,108 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 19:51:29,108 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 19:51:29,108 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 19:51:29,108 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 19:51:29,108 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 19:51:29,108 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 19:51:29,108 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 19:51:29,108 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_6da5adf0-785b-4473-9794-cc537a5994b9/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 -> 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd [2018-12-08 19:51:29,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 19:51:29,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 19:51:29,133 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 19:51:29,134 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 19:51:29,135 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 19:51:29,135 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem02_label01_true-unreach-call_false-termination.c [2018-12-08 19:51:29,169 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/data/a8bc876b7/b81f47f9c2b947a29d5ea366a0315398/FLAG785771775 [2018-12-08 19:51:29,643 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 19:51:29,643 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/sv-benchmarks/c/eca-rers2012/Problem02_label01_true-unreach-call_false-termination.c [2018-12-08 19:51:29,652 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/data/a8bc876b7/b81f47f9c2b947a29d5ea366a0315398/FLAG785771775 [2018-12-08 19:51:30,153 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/data/a8bc876b7/b81f47f9c2b947a29d5ea366a0315398 [2018-12-08 19:51:30,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 19:51:30,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 19:51:30,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 19:51:30,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 19:51:30,159 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 19:51:30,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672351b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30, skipping insertion in model container [2018-12-08 19:51:30,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 19:51:30,193 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 19:51:30,373 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:51:30,376 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 19:51:30,467 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 19:51:30,476 INFO L195 MainTranslator]: Completed translation [2018-12-08 19:51:30,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30 WrapperNode [2018-12-08 19:51:30,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 19:51:30,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 19:51:30,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 19:51:30,478 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 19:51:30,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 19:51:30,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 19:51:30,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 19:51:30,496 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 19:51:30,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (1/1) ... [2018-12-08 19:51:30,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 19:51:30,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 19:51:30,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 19:51:30,532 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 19:51:30,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/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 [2018-12-08 19:51:30,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 19:51:30,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 19:51:30,565 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-08 19:51:30,565 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-08 19:51:30,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 19:51:30,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 19:51:30,565 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 19:51:30,565 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 19:51:31,132 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 19:51:31,132 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-08 19:51:31,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:51:31 BoogieIcfgContainer [2018-12-08 19:51:31,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 19:51:31,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 19:51:31,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 19:51:31,136 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 19:51:31,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 07:51:30" (1/3) ... [2018-12-08 19:51:31,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44214772 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:51:31, skipping insertion in model container [2018-12-08 19:51:31,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 07:51:30" (2/3) ... [2018-12-08 19:51:31,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44214772 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 07:51:31, skipping insertion in model container [2018-12-08 19:51:31,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:51:31" (3/3) ... [2018-12-08 19:51:31,139 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label01_true-unreach-call_false-termination.c [2018-12-08 19:51:31,147 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 19:51:31,154 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 19:51:31,166 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 19:51:31,190 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 19:51:31,190 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 19:51:31,190 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 19:51:31,190 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 19:51:31,190 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 19:51:31,191 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 19:51:31,191 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 19:51:31,191 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 19:51:31,210 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-08 19:51:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-08 19:51:31,218 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:51:31,219 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:51:31,220 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:51:31,224 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:31,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1511676745, now seen corresponding path program 1 times [2018-12-08 19:51:31,226 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:51:31,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:31,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:51:31,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:31,255 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:51:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:51:31,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:51:31,508 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:51:31,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 19:51:31,509 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:51:31,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 19:51:31,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 19:51:31,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 19:51:31,522 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-08 19:51:31,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:51:31,976 INFO L93 Difference]: Finished difference Result 623 states and 1065 transitions. [2018-12-08 19:51:31,976 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 19:51:31,977 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2018-12-08 19:51:31,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:51:31,987 INFO L225 Difference]: With dead ends: 623 [2018-12-08 19:51:31,987 INFO L226 Difference]: Without dead ends: 325 [2018-12-08 19:51:31,991 INFO L631 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 [2018-12-08 19:51:32,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2018-12-08 19:51:32,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 321. [2018-12-08 19:51:32,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2018-12-08 19:51:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 473 transitions. [2018-12-08 19:51:32,038 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 473 transitions. Word has length 119 [2018-12-08 19:51:32,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:51:32,039 INFO L480 AbstractCegarLoop]: Abstraction has 321 states and 473 transitions. [2018-12-08 19:51:32,039 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 19:51:32,039 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 473 transitions. [2018-12-08 19:51:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 19:51:32,043 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:51:32,044 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:51:32,044 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:51:32,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:32,044 INFO L82 PathProgramCache]: Analyzing trace with hash -1590718300, now seen corresponding path program 1 times [2018-12-08 19:51:32,045 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:51:32,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:32,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:51:32,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:32,046 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:51:32,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:51:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:51:32,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 19:51:32,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 19:51:32,119 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:51:32,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 19:51:32,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 19:51:32,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 19:51:32,120 INFO L87 Difference]: Start difference. First operand 321 states and 473 transitions. Second operand 6 states. [2018-12-08 19:51:32,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:51:32,492 INFO L93 Difference]: Finished difference Result 955 states and 1447 transitions. [2018-12-08 19:51:32,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 19:51:32,492 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 139 [2018-12-08 19:51:32,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:51:32,495 INFO L225 Difference]: With dead ends: 955 [2018-12-08 19:51:32,496 INFO L226 Difference]: Without dead ends: 640 [2018-12-08 19:51:32,496 INFO L631 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 [2018-12-08 19:51:32,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2018-12-08 19:51:32,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 623. [2018-12-08 19:51:32,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 623 states. [2018-12-08 19:51:32,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 902 transitions. [2018-12-08 19:51:32,515 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 902 transitions. Word has length 139 [2018-12-08 19:51:32,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:51:32,515 INFO L480 AbstractCegarLoop]: Abstraction has 623 states and 902 transitions. [2018-12-08 19:51:32,515 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 19:51:32,515 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 902 transitions. [2018-12-08 19:51:32,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 19:51:32,517 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:51:32,517 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:51:32,517 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:51:32,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:32,518 INFO L82 PathProgramCache]: Analyzing trace with hash 255104169, now seen corresponding path program 1 times [2018-12-08 19:51:32,518 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:51:32,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:32,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:51:32,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:32,518 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:51:32,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:51:32,563 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:51:32,564 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:51:32,564 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 19:51:32,564 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 148 with the following transitions: [2018-12-08 19:51:32,566 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-08 19:51:32,591 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 19:51:32,591 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 19:51:32,827 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 19:51:32,828 INFO L272 AbstractInterpreter]: Visited 120 different actions 120 times. Never merged. Never widened. Performed 1331 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1331 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 38 variables. [2018-12-08 19:51:32,838 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:32,839 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 19:51:33,028 INFO L227 lantSequenceWeakener]: Weakened 136 states. On average, predicates are now at 80.98% of their original sizes. [2018-12-08 19:51:33,029 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 19:51:33,063 INFO L418 sIntCurrentIteration]: We unified 146 AI predicates to 146 [2018-12-08 19:51:33,063 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 19:51:33,064 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 19:51:33,064 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-08 19:51:33,064 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:51:33,064 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 19:51:33,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 19:51:33,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-08 19:51:33,065 INFO L87 Difference]: Start difference. First operand 623 states and 902 transitions. Second operand 6 states. [2018-12-08 19:51:34,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:51:34,872 INFO L93 Difference]: Finished difference Result 1388 states and 2011 transitions. [2018-12-08 19:51:34,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 19:51:34,872 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2018-12-08 19:51:34,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:51:34,874 INFO L225 Difference]: With dead ends: 1388 [2018-12-08 19:51:34,875 INFO L226 Difference]: Without dead ends: 771 [2018-12-08 19:51:34,875 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 147 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-08 19:51:34,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2018-12-08 19:51:34,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 769. [2018-12-08 19:51:34,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 769 states. [2018-12-08 19:51:34,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 769 states and 1059 transitions. [2018-12-08 19:51:34,896 INFO L78 Accepts]: Start accepts. Automaton has 769 states and 1059 transitions. Word has length 147 [2018-12-08 19:51:34,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:51:34,896 INFO L480 AbstractCegarLoop]: Abstraction has 769 states and 1059 transitions. [2018-12-08 19:51:34,896 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 19:51:34,896 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1059 transitions. [2018-12-08 19:51:34,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-08 19:51:34,898 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:51:34,898 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:51:34,899 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:51:34,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:34,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1833832037, now seen corresponding path program 1 times [2018-12-08 19:51:34,899 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:51:34,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:34,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:51:34,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:34,900 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:51:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:51:34,961 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 19:51:34,961 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:51:34,961 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 19:51:34,961 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 153 with the following transitions: [2018-12-08 19:51:34,961 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-08 19:51:34,966 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 19:51:34,966 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 19:51:35,129 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 19:51:35,129 INFO L272 AbstractInterpreter]: Visited 123 different actions 240 times. Merged at 4 different actions 4 times. Never widened. Performed 2705 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2705 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-12-08 19:51:35,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:35,131 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 19:51:35,294 INFO L227 lantSequenceWeakener]: Weakened 147 states. On average, predicates are now at 82.62% of their original sizes. [2018-12-08 19:51:35,294 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 19:51:35,352 INFO L418 sIntCurrentIteration]: We unified 151 AI predicates to 151 [2018-12-08 19:51:35,352 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 19:51:35,352 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 19:51:35,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-08 19:51:35,353 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:51:35,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-08 19:51:35,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-08 19:51:35,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 19:51:35,353 INFO L87 Difference]: Start difference. First operand 769 states and 1059 transitions. Second operand 10 states. [2018-12-08 19:51:37,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:51:37,542 INFO L93 Difference]: Finished difference Result 2133 states and 3037 transitions. [2018-12-08 19:51:37,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-12-08 19:51:37,542 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 152 [2018-12-08 19:51:37,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:51:37,546 INFO L225 Difference]: With dead ends: 2133 [2018-12-08 19:51:37,546 INFO L226 Difference]: Without dead ends: 1370 [2018-12-08 19:51:37,548 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 161 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-12-08 19:51:37,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2018-12-08 19:51:37,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1363. [2018-12-08 19:51:37,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1363 states. [2018-12-08 19:51:37,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1363 states and 1785 transitions. [2018-12-08 19:51:37,578 INFO L78 Accepts]: Start accepts. Automaton has 1363 states and 1785 transitions. Word has length 152 [2018-12-08 19:51:37,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:51:37,579 INFO L480 AbstractCegarLoop]: Abstraction has 1363 states and 1785 transitions. [2018-12-08 19:51:37,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-08 19:51:37,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1785 transitions. [2018-12-08 19:51:37,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 19:51:37,582 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:51:37,582 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:51:37,583 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:51:37,583 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:37,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1355208680, now seen corresponding path program 1 times [2018-12-08 19:51:37,583 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:51:37,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:37,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:51:37,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:37,584 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:51:37,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:51:37,673 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 31 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 19:51:37,673 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:51:37,673 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 19:51:37,673 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 157 with the following transitions: [2018-12-08 19:51:37,674 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-08 19:51:37,676 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 19:51:37,676 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 19:51:37,847 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 19:51:37,847 INFO L272 AbstractInterpreter]: Visited 124 different actions 367 times. Merged at 6 different actions 15 times. Never widened. Performed 4171 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4171 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-12-08 19:51:37,848 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:37,848 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 19:51:37,948 INFO L227 lantSequenceWeakener]: Weakened 151 states. On average, predicates are now at 84.61% of their original sizes. [2018-12-08 19:51:37,948 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 19:51:37,986 INFO L418 sIntCurrentIteration]: We unified 155 AI predicates to 155 [2018-12-08 19:51:37,986 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 19:51:37,986 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 19:51:37,986 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 16 [2018-12-08 19:51:37,986 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:51:37,987 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 19:51:37,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 19:51:37,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 19:51:37,987 INFO L87 Difference]: Start difference. First operand 1363 states and 1785 transitions. Second operand 9 states. [2018-12-08 19:51:39,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:51:39,528 INFO L93 Difference]: Finished difference Result 3206 states and 4328 transitions. [2018-12-08 19:51:39,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-08 19:51:39,528 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 156 [2018-12-08 19:51:39,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:51:39,532 INFO L225 Difference]: With dead ends: 3206 [2018-12-08 19:51:39,533 INFO L226 Difference]: Without dead ends: 1849 [2018-12-08 19:51:39,534 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 163 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-12-08 19:51:39,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1849 states. [2018-12-08 19:51:39,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1849 to 1821. [2018-12-08 19:51:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1821 states. [2018-12-08 19:51:39,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1821 states and 2374 transitions. [2018-12-08 19:51:39,564 INFO L78 Accepts]: Start accepts. Automaton has 1821 states and 2374 transitions. Word has length 156 [2018-12-08 19:51:39,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:51:39,565 INFO L480 AbstractCegarLoop]: Abstraction has 1821 states and 2374 transitions. [2018-12-08 19:51:39,565 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 19:51:39,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2374 transitions. [2018-12-08 19:51:39,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 19:51:39,568 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:51:39,568 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:51:39,568 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:51:39,569 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:39,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1318581601, now seen corresponding path program 1 times [2018-12-08 19:51:39,569 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:51:39,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:39,570 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:51:39,570 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:39,570 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:51:39,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:51:39,639 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 64 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-08 19:51:39,639 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:51:39,639 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 19:51:39,639 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 184 with the following transitions: [2018-12-08 19:51:39,640 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [127], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-08 19:51:39,642 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 19:51:39,643 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 19:51:39,784 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 19:51:39,784 INFO L272 AbstractInterpreter]: Visited 125 different actions 366 times. Merged at 6 different actions 13 times. Never widened. Performed 4201 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4201 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-12-08 19:51:39,786 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:39,787 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 19:51:39,787 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:51:39,787 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 19:51:39,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:51:39,796 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 19:51:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:51:39,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 19:51:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 71 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 19:51:39,959 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 19:51:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 64 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-08 19:51:40,048 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 19:51:40,048 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-08 19:51:40,048 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 19:51:40,049 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-08 19:51:40,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-08 19:51:40,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-12-08 19:51:40,049 INFO L87 Difference]: Start difference. First operand 1821 states and 2374 transitions. Second operand 9 states. [2018-12-08 19:51:40,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:51:40,548 INFO L93 Difference]: Finished difference Result 4290 states and 5767 transitions. [2018-12-08 19:51:40,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-08 19:51:40,549 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 183 [2018-12-08 19:51:40,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:51:40,553 INFO L225 Difference]: With dead ends: 4290 [2018-12-08 19:51:40,553 INFO L226 Difference]: Without dead ends: 2475 [2018-12-08 19:51:40,555 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 365 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-12-08 19:51:40,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2475 states. [2018-12-08 19:51:40,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2475 to 2446. [2018-12-08 19:51:40,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2446 states. [2018-12-08 19:51:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2446 states and 3170 transitions. [2018-12-08 19:51:40,592 INFO L78 Accepts]: Start accepts. Automaton has 2446 states and 3170 transitions. Word has length 183 [2018-12-08 19:51:40,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:51:40,593 INFO L480 AbstractCegarLoop]: Abstraction has 2446 states and 3170 transitions. [2018-12-08 19:51:40,593 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-08 19:51:40,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 3170 transitions. [2018-12-08 19:51:40,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 19:51:40,596 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:51:40,596 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:51:40,596 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:51:40,596 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:40,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1648752332, now seen corresponding path program 1 times [2018-12-08 19:51:40,597 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:51:40,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:40,597 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:51:40,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:40,597 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:51:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:51:40,666 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 69 proven. 34 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-08 19:51:40,666 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:51:40,666 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 19:51:40,666 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 185 with the following transitions: [2018-12-08 19:51:40,667 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [13], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-08 19:51:40,668 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 19:51:40,668 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 19:51:40,815 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-08 19:51:40,815 INFO L272 AbstractInterpreter]: Visited 128 different actions 376 times. Merged at 8 different actions 18 times. Never widened. Performed 4415 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4415 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 5 fixpoints after 2 different actions. Largest state had 38 variables. [2018-12-08 19:51:40,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:40,816 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-08 19:51:40,816 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:51:40,816 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-08 19:51:40,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:51:40,822 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-08 19:51:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:51:40,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 19:51:40,902 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 97 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 19:51:40,902 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-08 19:51:40,948 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 80 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-08 19:51:40,963 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-08 19:51:40,963 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 14 [2018-12-08 19:51:40,963 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-08 19:51:40,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-08 19:51:40,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-08 19:51:40,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-12-08 19:51:40,964 INFO L87 Difference]: Start difference. First operand 2446 states and 3170 transitions. Second operand 11 states. [2018-12-08 19:51:43,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:51:43,832 INFO L93 Difference]: Finished difference Result 7808 states and 10653 transitions. [2018-12-08 19:51:43,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-08 19:51:43,833 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 184 [2018-12-08 19:51:43,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:51:43,842 INFO L225 Difference]: With dead ends: 7808 [2018-12-08 19:51:43,843 INFO L226 Difference]: Without dead ends: 3895 [2018-12-08 19:51:43,849 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 379 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=260, Invalid=862, Unknown=0, NotChecked=0, Total=1122 [2018-12-08 19:51:43,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3895 states. [2018-12-08 19:51:43,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3895 to 3160. [2018-12-08 19:51:43,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3160 states. [2018-12-08 19:51:43,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 3789 transitions. [2018-12-08 19:51:43,892 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 3789 transitions. Word has length 184 [2018-12-08 19:51:43,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:51:43,893 INFO L480 AbstractCegarLoop]: Abstraction has 3160 states and 3789 transitions. [2018-12-08 19:51:43,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-08 19:51:43,893 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 3789 transitions. [2018-12-08 19:51:43,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-08 19:51:43,896 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 19:51:43,896 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-08 19:51:43,897 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 19:51:43,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:43,897 INFO L82 PathProgramCache]: Analyzing trace with hash -229108844, now seen corresponding path program 1 times [2018-12-08 19:51:43,897 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 19:51:43,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:43,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 19:51:43,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 19:51:43,898 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 19:51:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 19:51:43,961 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 94 proven. 43 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-08 19:51:43,961 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-08 19:51:43,961 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-08 19:51:43,961 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 219 with the following transitions: [2018-12-08 19:51:43,961 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [56], [59], [63], [64], [68], [72], [76], [80], [84], [88], [92], [96], [99], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [876], [880], [882], [887], [888], [889], [891], [892] [2018-12-08 19:51:43,963 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-08 19:51:43,963 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-08 19:51:44,255 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-08 19:51:44,255 INFO L272 AbstractInterpreter]: Visited 130 different actions 643 times. Merged at 8 different actions 45 times. Widened at 1 different actions 1 times. Performed 7352 root evaluator evaluations with a maximum evaluation depth of 3. Performed 7352 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 15 fixpoints after 4 different actions. Largest state had 38 variables. [2018-12-08 19:51:44,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 19:51:44,258 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-08 19:51:44,397 INFO L227 lantSequenceWeakener]: Weakened 136 states. On average, predicates are now at 87.68% of their original sizes. [2018-12-08 19:51:44,397 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-08 19:51:44,522 INFO L418 sIntCurrentIteration]: We unified 217 AI predicates to 217 [2018-12-08 19:51:44,522 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-08 19:51:44,522 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-08 19:51:44,522 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [9] total 26 [2018-12-08 19:51:44,522 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 19:51:44,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-08 19:51:44,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-08 19:51:44,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2018-12-08 19:51:44,523 INFO L87 Difference]: Start difference. First operand 3160 states and 3789 transitions. Second operand 19 states. [2018-12-08 19:51:53,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 19:51:53,709 INFO L93 Difference]: Finished difference Result 6128 states and 7364 transitions. [2018-12-08 19:51:53,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-12-08 19:51:53,710 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 218 [2018-12-08 19:51:53,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 19:51:53,710 INFO L225 Difference]: With dead ends: 6128 [2018-12-08 19:51:53,710 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 19:51:53,717 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 247 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 619 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=427, Invalid=1925, Unknown=0, NotChecked=0, Total=2352 [2018-12-08 19:51:53,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 19:51:53,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 19:51:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 19:51:53,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 19:51:53,717 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 218 [2018-12-08 19:51:53,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 19:51:53,717 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 19:51:53,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-08 19:51:53,718 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 19:51:53,718 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 19:51:53,720 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 19:51:53,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:53,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:53,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:53,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:53,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:53,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:53,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:53,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:53,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:53,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:53,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-08 19:51:54,153 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 77 [2018-12-08 19:51:55,655 WARN L180 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 242 DAG size of output: 119 [2018-12-08 19:51:56,201 WARN L180 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2018-12-08 19:51:56,616 WARN L180 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0) (= |old(~a25~0)| ~a25~0)) [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-08 19:51:56,618 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-08 19:51:56,619 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-08 19:51:56,620 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-08 19:51:56,621 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 511) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-08 19:51:56,622 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-08 19:51:56,623 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,624 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse31 (not (= 1 ~a21~0))) (.cse12 (= 8 |old(~a28~0)|)) (.cse32 (= 1 |old(~a19~0)|)) (.cse23 (= 1 |old(~a25~0)|)) (.cse29 (= ~a17~0 8)) (.cse28 (= |old(~a28~0)| ~a28~0)) (.cse27 (= |old(~a19~0)| ~a19~0)) (.cse33 (= |old(~a25~0)| ~a25~0))) (let ((.cse20 (not (= |old(~a19~0)| 1))) (.cse21 (and (<= ~a17~0 |old(~a17~0)|) .cse28 .cse27 .cse33)) (.cse22 (< 7 |old(~a17~0)|)) (.cse19 (and (and .cse28 .cse33 (= ~a19~0 1)) .cse29)) (.cse3 (not (= ~a21~0 1))) (.cse5 (= |old(~a28~0)| 0)) (.cse8 (< 10 |old(~a28~0)|)) (.cse26 (= ~a11~0 0)) (.cse24 (not (= 0 |old(~a11~0)|))) (.cse25 (not .cse23)) (.cse18 (not .cse32)) (.cse1 (not (= ~v~0 22))) (.cse2 (not (= ~u~0 21))) (.cse0 (and .cse33 .cse27 .cse28 .cse29)) (.cse4 (not (= ~y~0 25))) (.cse6 (not (= 3 ~c~0))) (.cse7 (= |calculate_output_#in~input| 0)) (.cse30 (and (or .cse31 (not (= 7 |old(~a28~0)|))) (or .cse31 (not .cse12)))) (.cse9 (not (= ~a~0 1))) (.cse10 (not (= 26 ~z~0))) (.cse11 (not (= ~x~0 24))) (.cse13 (not (= 8 |old(~a17~0)|))) (.cse14 (not (= ~e~0 5))) (.cse15 (not (= ~d~0 4))) (.cse16 (not (= 6 ~f~0))) (.cse17 (not (= ~w~0 23)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (< 0 |old(~a19~0)|) .cse14 .cse15 .cse16 .cse17) (or .cse1 (or .cse8 .cse18 .cse12) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17 .cse19) (or .cse20 .cse12 .cse21 .cse22) (or .cse20 .cse21 .cse22 .cse23) (or .cse8 .cse12 .cse21 .cse22) (or .cse24 .cse1 .cse2 .cse3 .cse4 .cse25 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse18 .cse26 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse1 .cse18 .cse19 .cse2 .cse3 .cse4 .cse25 .cse5 .cse6 .cse7 .cse9 .cse10 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse1 .cse2 (and (= ~a25~0 1) .cse27 .cse28 .cse29) .cse4 .cse25 .cse6 .cse7 .cse30 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse24 .cse1 .cse2 .cse26 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse18 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse26 .cse1 .cse2 (or .cse31 (not (= 11 |old(~a28~0)|)) .cse24) .cse4 .cse25 .cse6 .cse7 .cse9 .cse10 .cse18 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse23 .cse1 .cse2 .cse32 .cse0 .cse4 .cse6 .cse7 .cse30 .cse9 .cse10 .cse11 .cse13 .cse14 .cse15 .cse16 .cse17)))) [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,625 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-08 19:51:56,626 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~z~0 26) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a~0 1) (= ~a19~0 1) (= ~a28~0 7)) [2018-12-08 19:51:56,627 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 19:51:56,627 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 19:51:56,627 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a19~0 1) (= |old(~a28~0)| ~a28~0) (= ~a17~0 8)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-12-08 19:51:56,628 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (= ~a25~0 1)) (.cse11 (= ~a28~0 7)) (.cse13 (= ~a28~0 8))) (let ((.cse10 (or .cse11 .cse13)) (.cse5 (= ~a19~0 1)) (.cse7 (<= ~a28~0 10)) (.cse8 (not .cse13)) (.cse1 (not (= main_~input~0 0))) (.cse2 (not (= main_~output~0 0))) (.cse3 (not (= ~a28~0 0))) (.cse4 (= ~a17~0 8)) (.cse9 (= |old(~a19~0)| ~a19~0)) (.cse6 (<= ~a17~0 7)) (.cse12 (not .cse0))) (or (and .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5)) (and .cse6 .cse7 .cse8) (not (= ~a21~0 1)) (not (= ~y~0 25)) (and (and .cse3 .cse8 .cse7 .cse4 .cse5) .cse1 .cse2) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (and .cse9 .cse6 .cse8) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (and .cse10 .cse8 .cse1 .cse2 .cse4) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (and (and (= ~a11~0 0) (= ~a25~0 0) .cse5 .cse11) .cse2 .cse4) (not (= ~z~0 26)) (not (= 0 |old(~a25~0)|)) (and .cse10 (not .cse5) .cse1 .cse12 .cse2 .cse4) (not (= 3 ~c~0)) (and (<= ~a19~0 0) .cse7 .cse8 .cse1 .cse2 .cse3 .cse4) (not (= 23 ~w~0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 8)) (and .cse9 .cse6 .cse12) (not (= 6 ~f~0))))) [2018-12-08 19:51:56,628 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-08 19:51:56,628 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-08 19:51:56,628 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= ~a25~0 1)) (.cse12 (= ~a28~0 8))) (let ((.cse10 (or (= ~a28~0 7) .cse12)) (.cse4 (= ~a17~0 8)) (.cse9 (= |old(~a19~0)| ~a19~0)) (.cse6 (<= ~a17~0 7)) (.cse11 (not .cse0)) (.cse2 (not (= main_~input~0 0))) (.cse7 (<= ~a28~0 10)) (.cse8 (not .cse12)) (.cse5 (= ~a19~0 1)) (.cse1 (not (= main_~output~0 0))) (.cse3 (not (= ~a28~0 0)))) (or (and .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5)) (and .cse6 .cse7 .cse8) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (and .cse9 .cse6 .cse8) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (and .cse10 .cse8 .cse2 .cse1 .cse4) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (not (= ~z~0 26)) (not (= 0 |old(~a25~0)|)) (and .cse10 (not .cse5) .cse2 .cse11 .cse1 .cse4) (not (= 3 ~c~0)) (and (<= ~a19~0 0) .cse7 .cse8 .cse2 .cse1 .cse3 .cse4) (not (= 23 ~w~0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 8)) (and .cse9 .cse6 .cse11) (not (= 6 ~f~0)) (and (and (<= ~a17~0 |old(~a17~0)|) .cse2 .cse7 .cse8 .cse5) .cse1 .cse3)))) [2018-12-08 19:51:56,628 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-08 19:51:56,628 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-08 19:51:56,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 07:51:56 BoogieIcfgContainer [2018-12-08 19:51:56,636 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 19:51:56,637 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 19:51:56,637 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 19:51:56,637 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 19:51:56,637 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 07:51:31" (3/4) ... [2018-12-08 19:51:56,639 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 19:51:56,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 19:51:56,643 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-08 19:51:56,644 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 19:51:56,649 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-08 19:51:56,649 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-08 19:51:56,666 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((a25 == 1 && !(input == 0)) && !(output == 0)) && (!(a28 == 0) && a17 == 8) && a19 == 1) || ((a17 <= 7 && a28 <= 10) && !(a28 == 8))) || !(a21 == 1)) || !(y == 25)) || ((((((!(a28 == 0) && !(a28 == 8)) && a28 <= 10) && a17 == 8) && a19 == 1) && !(input == 0)) && !(output == 0))) || !(1 == \old(a19))) || !(x == 24)) || ((\old(a19) == a19 && a17 <= 7) && !(a28 == 8))) || !(e == 5)) || !(d == 4)) || !(21 == u)) || (((((a28 == 7 || a28 == 8) && !(a28 == 8)) && !(input == 0)) && !(output == 0)) && a17 == 8)) || !(22 == v)) || !(\old(a11) == 0)) || (((((a11 == 0 && a25 == 0) && a19 == 1) && a28 == 7) && !(output == 0)) && a17 == 8)) || !(z == 26)) || !(0 == \old(a25))) || ((((((a28 == 7 || a28 == 8) && !(a19 == 1)) && !(input == 0)) && !(a25 == 1)) && !(output == 0)) && a17 == 8)) || !(3 == c)) || ((((((a19 <= 0 && a28 <= 10) && !(a28 == 8)) && !(input == 0)) && !(output == 0)) && !(a28 == 0)) && a17 == 8)) || !(23 == w)) || !(\old(a28) == 7)) || !(a == 1)) || !(\old(a17) == 8)) || ((\old(a19) == a19 && a17 <= 7) && !(a25 == 1))) || !(6 == f) [2018-12-08 19:51:56,709 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6da5adf0-785b-4473-9794-cc537a5994b9/bin-2019/utaipan/witness.graphml [2018-12-08 19:51:56,709 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 19:51:56,709 INFO L168 Benchmark]: Toolchain (without parser) took 26553.89 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -194.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-12-08 19:51:56,710 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:51:56,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. [2018-12-08 19:51:56,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.93 ms. Allocated memory is still 1.1 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. [2018-12-08 19:51:56,710 INFO L168 Benchmark]: Boogie Preprocessor took 35.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 19:51:56,710 INFO L168 Benchmark]: RCFGBuilder took 601.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 979.9 MB in the end (delta: 100.6 MB). Peak memory consumption was 100.6 MB. Max. memory is 11.5 GB. [2018-12-08 19:51:56,710 INFO L168 Benchmark]: TraceAbstraction took 25503.00 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 979.9 MB in the beginning and 1.2 GB in the end (delta: -188.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-08 19:51:56,710 INFO L168 Benchmark]: Witness Printer took 72.01 ms. Allocated memory is still 2.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-08 19:51:56,711 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.93 ms. Allocated memory is still 1.1 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. * Boogie Preprocessor took 35.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 601.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 979.9 MB in the end (delta: 100.6 MB). Peak memory consumption was 100.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 25503.00 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 979.9 MB in the beginning and 1.2 GB in the end (delta: -188.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 72.01 ms. Allocated memory is still 2.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 511]: 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: 606]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((a25 == 1 && !(input == 0)) && !(output == 0)) && (!(a28 == 0) && a17 == 8) && a19 == 1) || ((a17 <= 7 && a28 <= 10) && !(a28 == 8))) || !(a21 == 1)) || !(y == 25)) || ((((((!(a28 == 0) && !(a28 == 8)) && a28 <= 10) && a17 == 8) && a19 == 1) && !(input == 0)) && !(output == 0))) || !(1 == \old(a19))) || !(x == 24)) || ((\old(a19) == a19 && a17 <= 7) && !(a28 == 8))) || !(e == 5)) || !(d == 4)) || !(21 == u)) || (((((a28 == 7 || a28 == 8) && !(a28 == 8)) && !(input == 0)) && !(output == 0)) && a17 == 8)) || !(22 == v)) || !(\old(a11) == 0)) || (((((a11 == 0 && a25 == 0) && a19 == 1) && a28 == 7) && !(output == 0)) && a17 == 8)) || !(z == 26)) || !(0 == \old(a25))) || ((((((a28 == 7 || a28 == 8) && !(a19 == 1)) && !(input == 0)) && !(a25 == 1)) && !(output == 0)) && a17 == 8)) || !(3 == c)) || ((((((a19 <= 0 && a28 <= 10) && !(a28 == 8)) && !(input == 0)) && !(output == 0)) && !(a28 == 0)) && a17 == 8)) || !(23 == w)) || !(\old(a28) == 7)) || !(a == 1)) || !(\old(a17) == 8)) || ((\old(a19) == a19 && a17 <= 7) && !(a25 == 1))) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 25.4s OverallTime, 8 OverallIterations, 7 TraceHistogramMax, 18.9s AutomataDifference, 0.0s DeadEndRemovalTime, 2.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 626 SDtfs, 8092 SDslu, 811 SDs, 0 SdLazy, 11289 SolverSat, 2000 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.3s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 1526 GetRequests, 1381 SyntacticMatches, 8 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 951 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3160occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.2s AbstIntTime, 6 AbstIntIterations, 4 AbstIntStrong, 0.9960123757986642 AbsIntWeakeningRatio, 0.24962630792227206 AbsIntAvgWeakeningVarsNumRemoved, 25.889387144992526 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 822 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 106 PreInvPairs, 167 NumberOfFragments, 1365 HoareAnnotationTreeSize, 106 FomulaSimplifications, 8278 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9281 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1665 NumberOfCodeBlocks, 1665 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2020 ConstructedInterpolants, 0 QuantifiedInterpolants, 573843 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1016 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 874/1021 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...