./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label43_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label43_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/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 34fdc62899dd0d13cba90ab54d1289d04fc22048 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:54:59,047 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:54:59,048 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:54:59,056 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:54:59,056 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:54:59,057 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:54:59,058 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:54:59,059 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:54:59,060 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:54:59,061 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:54:59,061 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:54:59,061 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:54:59,062 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:54:59,063 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:54:59,063 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:54:59,064 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:54:59,064 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:54:59,065 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:54:59,067 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:54:59,068 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:54:59,068 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:54:59,069 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:54:59,071 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:54:59,071 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:54:59,071 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:54:59,072 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:54:59,072 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:54:59,073 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:54:59,073 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:54:59,074 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:54:59,074 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:54:59,075 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:54:59,075 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:54:59,075 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:54:59,076 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:54:59,076 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:54:59,076 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 10:54:59,086 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:54:59,086 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:54:59,087 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:54:59,087 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 10:54:59,087 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 10:54:59,087 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 10:54:59,087 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 10:54:59,087 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 10:54:59,088 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 10:54:59,088 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 10:54:59,088 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 10:54:59,088 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 10:54:59,088 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 10:54:59,089 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:54:59,089 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:54:59,089 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:54:59,089 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:54:59,089 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:54:59,089 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:54:59,089 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:54:59,089 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:54:59,089 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:54:59,090 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:54:59,090 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:54:59,090 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:54:59,090 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:54:59,090 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:54:59,090 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:54:59,090 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:54:59,090 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:54:59,091 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:54:59,091 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:54:59,091 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:54:59,091 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 10:54:59,091 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:54:59,091 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:54:59,091 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 10:54:59,091 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_c150f943-988c-419d-9746-1bbfe8fc481c/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 -> 34fdc62899dd0d13cba90ab54d1289d04fc22048 [2018-11-18 10:54:59,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:54:59,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:54:59,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:54:59,127 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:54:59,128 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:54:59,128 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label43_true-unreach-call.c [2018-11-18 10:54:59,174 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/data/ef5b49756/79d16dcdfe7a4cb5b9914b7b8bc47758/FLAGf7e8eeb09 [2018-11-18 10:54:59,627 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:54:59,628 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/sv-benchmarks/c/eca-rers2012/Problem10_label43_true-unreach-call.c [2018-11-18 10:54:59,638 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/data/ef5b49756/79d16dcdfe7a4cb5b9914b7b8bc47758/FLAGf7e8eeb09 [2018-11-18 10:55:00,145 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/data/ef5b49756/79d16dcdfe7a4cb5b9914b7b8bc47758 [2018-11-18 10:55:00,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:55:00,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:55:00,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:55:00,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:55:00,152 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:55:00,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a2f065d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00, skipping insertion in model container [2018-11-18 10:55:00,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:55:00,199 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:55:00,429 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:55:00,432 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:55:00,498 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:55:00,511 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:55:00,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00 WrapperNode [2018-11-18 10:55:00,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:55:00,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:55:00,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:55:00,512 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:55:00,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:55:00,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:55:00,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:55:00,589 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:55:00,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... [2018-11-18 10:55:00,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:55:00,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:55:00,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:55:00,640 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:55:00,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:55:00,687 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 10:55:00,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:55:00,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:55:00,688 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 10:55:00,688 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 10:55:00,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:55:00,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:55:00,688 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:55:00,688 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:55:01,604 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:55:01,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:55:01 BoogieIcfgContainer [2018-11-18 10:55:01,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:55:01,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:55:01,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:55:01,608 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:55:01,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:55:00" (1/3) ... [2018-11-18 10:55:01,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5399748d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:55:01, skipping insertion in model container [2018-11-18 10:55:01,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:55:00" (2/3) ... [2018-11-18 10:55:01,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5399748d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:55:01, skipping insertion in model container [2018-11-18 10:55:01,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:55:01" (3/3) ... [2018-11-18 10:55:01,611 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label43_true-unreach-call.c [2018-11-18 10:55:01,619 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:55:01,626 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:55:01,639 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:55:01,662 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:55:01,662 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:55:01,662 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:55:01,662 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:55:01,663 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:55:01,663 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:55:01,663 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:55:01,663 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:55:01,677 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-18 10:55:01,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 10:55:01,682 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:01,682 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:55:01,684 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:01,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:01,687 INFO L82 PathProgramCache]: Analyzing trace with hash 1430816948, now seen corresponding path program 1 times [2018-11-18 10:55:01,688 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 10:55:01,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:01,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:01,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:01,725 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 10:55:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:01,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:55:01,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:01,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:55:01,896 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 10:55:01,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:55:01,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:55:01,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:55:01,913 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-11-18 10:55:02,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:02,515 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-11-18 10:55:02,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:55:02,517 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2018-11-18 10:55:02,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:02,526 INFO L225 Difference]: With dead ends: 574 [2018-11-18 10:55:02,526 INFO L226 Difference]: Without dead ends: 356 [2018-11-18 10:55:02,530 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:55:02,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-11-18 10:55:02,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-11-18 10:55:02,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-18 10:55:02,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 592 transitions. [2018-11-18 10:55:02,570 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 592 transitions. Word has length 42 [2018-11-18 10:55:02,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:02,571 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 592 transitions. [2018-11-18 10:55:02,571 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:55:02,571 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 592 transitions. [2018-11-18 10:55:02,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 10:55:02,575 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:02,575 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:55:02,575 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:02,576 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:02,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1380775204, now seen corresponding path program 1 times [2018-11-18 10:55:02,576 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 10:55:02,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:02,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:02,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:02,577 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 10:55:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:02,721 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:55:02,721 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:55:02,721 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:55:02,721 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 10:55:02,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:55:02,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:55:02,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:55:02,723 INFO L87 Difference]: Start difference. First operand 356 states and 592 transitions. Second operand 6 states. [2018-11-18 10:55:03,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:03,427 INFO L93 Difference]: Finished difference Result 1002 states and 1689 transitions. [2018-11-18 10:55:03,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 10:55:03,427 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 112 [2018-11-18 10:55:03,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:03,430 INFO L225 Difference]: With dead ends: 1002 [2018-11-18 10:55:03,430 INFO L226 Difference]: Without dead ends: 652 [2018-11-18 10:55:03,432 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:55:03,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2018-11-18 10:55:03,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 640. [2018-11-18 10:55:03,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 640 states. [2018-11-18 10:55:03,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 960 transitions. [2018-11-18 10:55:03,460 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 960 transitions. Word has length 112 [2018-11-18 10:55:03,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:03,461 INFO L480 AbstractCegarLoop]: Abstraction has 640 states and 960 transitions. [2018-11-18 10:55:03,461 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:55:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 960 transitions. [2018-11-18 10:55:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 10:55:03,463 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:55:03,464 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:55:03,464 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:55:03,464 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:03,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1479974744, now seen corresponding path program 1 times [2018-11-18 10:55:03,464 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 10:55:03,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:03,465 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:03,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:55:03,465 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 10:55:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:03,619 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:55:03,619 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:55:03,619 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 10:55:03,620 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 123 with the following transitions: [2018-11-18 10:55:03,622 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [237], [239], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-18 10:55:03,654 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 10:55:03,654 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 10:55:04,005 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 10:55:04,006 INFO L272 AbstractInterpreter]: Visited 88 different actions 168 times. Merged at 4 different actions 4 times. Never widened. Performed 1530 root evaluator evaluations with a maximum evaluation depth of 8. Performed 1530 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 10:55:04,026 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:55:04,028 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 10:55:04,028 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:55:04,028 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/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 [2018-11-18 10:55:04,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:55:04,041 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 10:55:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:55:04,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:55:08,409 WARN L180 SmtUtils]: Spent 4.21 s on a formula simplification that was a NOOP. DAG size: 43 [2018-11-18 10:55:08,554 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:55:08,554 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 10:55:09,755 WARN L180 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 71 DAG size of output: 20 [2018-11-18 10:55:10,000 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2018-11-18 10:55:10,004 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,059 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,104 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,151 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,176 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,215 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,277 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,322 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,359 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,385 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,410 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,439 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,464 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,499 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,524 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,549 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,580 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,604 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,635 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,665 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,693 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,730 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,766 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,800 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,839 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,873 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,903 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,950 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:10,979 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,008 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,034 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,062 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,087 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,112 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,137 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,161 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,190 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,224 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,250 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,315 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,352 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,394 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,436 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,466 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,497 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,528 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,560 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,598 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,627 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,654 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,701 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,746 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,782 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,808 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,853 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,890 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,937 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,964 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:11,991 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,020 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,053 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,082 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,114 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,156 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,178 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,203 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,231 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,255 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,281 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,303 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,328 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,354 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-11-18 10:55:12,476 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:55:12,492 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 10:55:12,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 16 [2018-11-18 10:55:12,492 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 10:55:12,492 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 10:55:12,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 10:55:12,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2018-11-18 10:55:12,493 INFO L87 Difference]: Start difference. First operand 640 states and 960 transitions. Second operand 12 states. [2018-11-18 10:55:14,218 WARN L180 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 58 DAG size of output: 33 [2018-11-18 10:55:17,278 WARN L180 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 59 DAG size of output: 29 [2018-11-18 10:55:21,663 WARN L180 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2018-11-18 10:55:25,623 WARN L180 SmtUtils]: Spent 3.81 s on a formula simplification that was a NOOP. DAG size: 53 [2018-11-18 10:55:28,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:55:28,013 INFO L93 Difference]: Finished difference Result 4651 states and 7638 transitions. [2018-11-18 10:55:28,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-18 10:55:28,014 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 122 [2018-11-18 10:55:28,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:55:28,014 INFO L225 Difference]: With dead ends: 4651 [2018-11-18 10:55:28,014 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 10:55:28,023 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 166 SyntacticMatches, 72 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1019 ImplicationChecksByTransitivity, 19.2s TimeCoverageRelationStatistics Valid=388, Invalid=1172, Unknown=0, NotChecked=0, Total=1560 [2018-11-18 10:55:28,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 10:55:28,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 10:55:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 10:55:28,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 10:55:28,024 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 122 [2018-11-18 10:55:28,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:55:28,024 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:55:28,024 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 10:55:28,025 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 10:55:28,025 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:55:28,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 10:55:28,251 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:55:28,251 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-18 10:55:28,251 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:55:28,251 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-18 10:55:28,251 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,251 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,251 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-18 10:55:28,252 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 10:55:28,253 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,254 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-18 10:55:28,255 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 10:55:28,256 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 109) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 10:55:28,257 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,258 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-18 10:55:28,259 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 10:55:28,260 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,261 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 10:55:28,262 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 10:55:28,263 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 10:55:28,263 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-18 10:55:28,263 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-18 10:55:28,263 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (= |old(~a10~0)| ~a10~0)) (.cse1 (= ~a1~0 |old(~a1~0)|))) (let ((.cse2 (and .cse0 .cse1))) (and (or (and (or (not (= ~a19~0 8)) (not (= ~a10~0 1))) .cse0 .cse1) (= 8 |old(~a19~0)|)) (or .cse2 (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (not (= 0 ~a12~0))) (or .cse2 (= 1 |old(~a10~0)|))))) [2018-11-18 10:55:28,263 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-18 10:55:28,263 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-18 10:55:28,263 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-18 10:55:28,263 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,263 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,263 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,263 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-18 10:55:28,264 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-18 10:55:28,265 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-18 10:55:28,266 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-18 10:55:28,269 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 10:55:28,270 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (= 14 ~a4~0) (= ~a12~0 0) (not (= ~a10~0 1)) (not (= ~a10~0 4))) [2018-11-18 10:55:28,270 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 10:55:28,270 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 10:55:28,270 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) (= 4 |old(~a10~0)|) (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (= 1 |old(~a10~0)|)) [2018-11-18 10:55:28,270 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-18 10:55:28,270 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= ~a10~0 1)) (not (= ~a19~0 8)) (= 1 |old(~a10~0)|) (<= 23 ~a1~0)) [2018-11-18 10:55:28,270 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-18 10:55:28,270 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-18 10:55:28,270 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-18 10:55:28,270 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (= 4 |old(~a10~0)|) (< |old(~a1~0)| 23) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= ~a10~0 1)) (not (= ~a19~0 8)) (= 1 |old(~a10~0)|) (<= 23 ~a1~0)) [2018-11-18 10:55:28,270 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-18 10:55:28,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:55:28 BoogieIcfgContainer [2018-11-18 10:55:28,285 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:55:28,285 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:55:28,285 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:55:28,286 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:55:28,286 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:55:01" (3/4) ... [2018-11-18 10:55:28,288 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:55:28,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 10:55:28,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 10:55:28,292 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 10:55:28,300 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 10:55:28,301 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 10:55:28,320 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((4 == \old(a10) || \old(a1) < 23) || !(14 == a4)) || !(0 == a12)) || !(a10 == 1)) || !(a19 == 8)) || 1 == \old(a10)) || 23 <= a1 [2018-11-18 10:55:28,386 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c150f943-988c-419d-9746-1bbfe8fc481c/bin-2019/utaipan/witness.graphml [2018-11-18 10:55:28,386 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:55:28,387 INFO L168 Benchmark]: Toolchain (without parser) took 28238.81 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 294.6 MB). Free memory was 955.5 MB in the beginning and 981.0 MB in the end (delta: -25.5 MB). Peak memory consumption was 269.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:28,387 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:55:28,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.00 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:28,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -204.3 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:28,388 INFO L168 Benchmark]: Boogie Preprocessor took 50.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:28,388 INFO L168 Benchmark]: RCFGBuilder took 965.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:28,388 INFO L168 Benchmark]: TraceAbstraction took 26679.24 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 159.9 MB). Free memory was 1.0 GB in the beginning and 999.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 182.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:28,389 INFO L168 Benchmark]: Witness Printer took 100.89 ms. Allocated memory is still 1.3 GB. Free memory was 999.1 MB in the beginning and 981.0 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:55:28,391 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.00 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -204.3 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 965.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 26679.24 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 159.9 MB). Free memory was 1.0 GB in the beginning and 999.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 182.8 MB. Max. memory is 11.5 GB. * Witness Printer took 100.89 ms. Allocated memory is still 1.3 GB. Free memory was 999.1 MB in the beginning and 981.0 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 109]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((4 == \old(a10) || \old(a1) < 23) || !(14 == a4)) || !(0 == a12)) || !(a10 == 1)) || !(a19 == 8)) || 1 == \old(a10)) || 23 <= a1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 26.6s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 16.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 326 SDtfs, 5184 SDslu, 553 SDs, 0 SdLazy, 6385 SolverSat, 1736 SolverUnsat, 42 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 291 GetRequests, 170 SyntacticMatches, 75 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1023 ImplicationChecksByTransitivity, 19.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=640occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.4s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 35 PreInvPairs, 81 NumberOfFragments, 164 HoareAnnotationTreeSize, 35 FomulaSimplifications, 1594 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 804 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 398 NumberOfCodeBlocks, 398 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 515 ConstructedInterpolants, 107 QuantifiedInterpolants, 1120270 SizeOfPredicates, 9 NumberOfNonLiveVariables, 260 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 64/140 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...