./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label03_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_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/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 a91f469417fecfcde25fa5a52b02f071d3462166 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:12:39,684 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:12:39,685 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:12:39,691 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:12:39,691 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:12:39,691 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:12:39,692 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:12:39,693 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:12:39,694 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:12:39,695 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:12:39,695 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:12:39,695 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:12:39,696 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:12:39,696 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:12:39,697 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:12:39,698 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:12:39,698 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:12:39,699 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:12:39,700 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:12:39,701 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:12:39,701 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:12:39,702 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:12:39,703 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:12:39,703 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:12:39,704 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:12:39,704 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:12:39,705 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:12:39,705 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:12:39,705 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:12:39,706 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:12:39,706 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:12:39,707 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:12:39,707 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:12:39,707 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:12:39,707 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:12:39,708 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:12:39,708 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 14:12:39,715 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:12:39,715 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:12:39,716 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:12:39,716 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:12:39,716 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 14:12:39,716 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 14:12:39,716 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 14:12:39,717 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 14:12:39,717 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 14:12:39,717 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 14:12:39,717 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 14:12:39,717 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 14:12:39,717 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 14:12:39,717 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:12:39,718 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:12:39,718 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:12:39,718 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:12:39,718 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:12:39,718 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:12:39,718 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:12:39,718 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:12:39,718 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:12:39,718 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:12:39,719 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:12:39,719 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:12:39,719 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:12:39,719 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:12:39,719 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:12:39,719 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:12:39,719 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:12:39,719 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:12:39,719 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:12:39,720 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 14:12:39,720 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:12:39,720 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:12:39,720 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 14:12:39,720 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_29e92e98-1525-413d-9eff-18f300be08a0/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 -> a91f469417fecfcde25fa5a52b02f071d3462166 [2018-12-02 14:12:39,737 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:12:39,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:12:39,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:12:39,746 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:12:39,747 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:12:39,747 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c [2018-12-02 14:12:39,782 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/data/5afa1c136/1f05603ffa35421ca5ff4c2cd71c1978/FLAGe7cc67122 [2018-12-02 14:12:40,170 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:12:40,171 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c [2018-12-02 14:12:40,177 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/data/5afa1c136/1f05603ffa35421ca5ff4c2cd71c1978/FLAGe7cc67122 [2018-12-02 14:12:40,512 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/data/5afa1c136/1f05603ffa35421ca5ff4c2cd71c1978 [2018-12-02 14:12:40,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:12:40,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:12:40,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:12:40,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:12:40,518 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:12:40,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323fb52c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40, skipping insertion in model container [2018-12-02 14:12:40,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:12:40,556 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:12:40,752 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:12:40,757 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:12:40,861 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:12:40,874 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:12:40,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40 WrapperNode [2018-12-02 14:12:40,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:12:40,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:12:40,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:12:40,875 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:12:40,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:12:40,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:12:40,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:12:40,901 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:12:40,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (1/1) ... [2018-12-02 14:12:40,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:12:40,942 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:12:40,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:12:40,942 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:12:40,943 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/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 [2018-12-02 14:12:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 14:12:40,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 14:12:40,977 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 14:12:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 14:12:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:12:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:12:40,978 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 14:12:40,978 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 14:12:41,539 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:12:41,539 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 14:12:41,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:12:41 BoogieIcfgContainer [2018-12-02 14:12:41,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:12:41,540 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 14:12:41,540 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 14:12:41,542 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 14:12:41,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:12:40" (1/3) ... [2018-12-02 14:12:41,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21995619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:12:41, skipping insertion in model container [2018-12-02 14:12:41,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:12:40" (2/3) ... [2018-12-02 14:12:41,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21995619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:12:41, skipping insertion in model container [2018-12-02 14:12:41,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:12:41" (3/3) ... [2018-12-02 14:12:41,544 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label03_true-unreach-call_false-termination.c [2018-12-02 14:12:41,550 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 14:12:41,555 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 14:12:41,564 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 14:12:41,585 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 14:12:41,585 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 14:12:41,585 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 14:12:41,585 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:12:41,585 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:12:41,586 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 14:12:41,586 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:12:41,586 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 14:12:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-12-02 14:12:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 14:12:41,606 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:12:41,606 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:12:41,608 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:12:41,611 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:12:41,612 INFO L82 PathProgramCache]: Analyzing trace with hash 2067101231, now seen corresponding path program 1 times [2018-12-02 14:12:41,613 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:12:41,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:12:41,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:12:41,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:12:41,643 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:12:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:12:41,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:12:41,891 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:12:41,891 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 14:12:41,891 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:12:41,894 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 14:12:41,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 14:12:41,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 14:12:41,903 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 4 states. [2018-12-02 14:12:42,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:12:42,520 INFO L93 Difference]: Finished difference Result 698 states and 1223 transitions. [2018-12-02 14:12:42,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:12:42,522 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 135 [2018-12-02 14:12:42,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:12:42,530 INFO L225 Difference]: With dead ends: 698 [2018-12-02 14:12:42,530 INFO L226 Difference]: Without dead ends: 413 [2018-12-02 14:12:42,534 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 14:12:42,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2018-12-02 14:12:42,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 278. [2018-12-02 14:12:42,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-12-02 14:12:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 400 transitions. [2018-12-02 14:12:42,568 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 400 transitions. Word has length 135 [2018-12-02 14:12:42,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:12:42,569 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 400 transitions. [2018-12-02 14:12:42,569 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 14:12:42,569 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 400 transitions. [2018-12-02 14:12:42,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 14:12:42,572 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:12:42,572 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:12:42,573 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:12:42,573 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:12:42,573 INFO L82 PathProgramCache]: Analyzing trace with hash -1881738056, now seen corresponding path program 1 times [2018-12-02 14:12:42,573 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:12:42,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:12:42,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:12:42,574 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:12:42,575 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:12:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:12:42,656 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:12:42,657 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:12:42,657 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:12:42,657 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:12:42,658 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:12:42,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:12:42,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:12:42,658 INFO L87 Difference]: Start difference. First operand 278 states and 400 transitions. Second operand 6 states. [2018-12-02 14:12:43,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:12:43,036 INFO L93 Difference]: Finished difference Result 840 states and 1243 transitions. [2018-12-02 14:12:43,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:12:43,036 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-12-02 14:12:43,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:12:43,039 INFO L225 Difference]: With dead ends: 840 [2018-12-02 14:12:43,040 INFO L226 Difference]: Without dead ends: 568 [2018-12-02 14:12:43,041 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 [2018-12-02 14:12:43,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2018-12-02 14:12:43,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 556. [2018-12-02 14:12:43,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2018-12-02 14:12:43,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 799 transitions. [2018-12-02 14:12:43,062 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 799 transitions. Word has length 145 [2018-12-02 14:12:43,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:12:43,062 INFO L480 AbstractCegarLoop]: Abstraction has 556 states and 799 transitions. [2018-12-02 14:12:43,063 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:12:43,063 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 799 transitions. [2018-12-02 14:12:43,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 14:12:43,064 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:12:43,064 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:12:43,065 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:12:43,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:12:43,065 INFO L82 PathProgramCache]: Analyzing trace with hash 417446198, now seen corresponding path program 1 times [2018-12-02 14:12:43,065 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:12:43,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:12:43,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:12:43,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:12:43,066 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:12:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:12:43,215 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:12:43,216 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:12:43,216 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 14:12:43,216 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:12:43,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 14:12:43,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 14:12:43,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:12:43,217 INFO L87 Difference]: Start difference. First operand 556 states and 799 transitions. Second operand 5 states. [2018-12-02 14:12:43,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:12:43,592 INFO L93 Difference]: Finished difference Result 1205 states and 1758 transitions. [2018-12-02 14:12:43,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:12:43,593 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 146 [2018-12-02 14:12:43,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:12:43,594 INFO L225 Difference]: With dead ends: 1205 [2018-12-02 14:12:43,595 INFO L226 Difference]: Without dead ends: 554 [2018-12-02 14:12:43,596 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:12:43,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-12-02 14:12:43,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2018-12-02 14:12:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2018-12-02 14:12:43,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 726 transitions. [2018-12-02 14:12:43,611 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 726 transitions. Word has length 146 [2018-12-02 14:12:43,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:12:43,611 INFO L480 AbstractCegarLoop]: Abstraction has 554 states and 726 transitions. [2018-12-02 14:12:43,611 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 14:12:43,611 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 726 transitions. [2018-12-02 14:12:43,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 14:12:43,613 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:12:43,613 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:12:43,613 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:12:43,613 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:12:43,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1915410754, now seen corresponding path program 1 times [2018-12-02 14:12:43,613 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:12:43,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:12:43,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:12:43,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:12:43,614 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:12:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:12:43,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:12:43,696 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:12:43,696 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 14:12:43,696 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:12:43,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 14:12:43,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 14:12:43,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 14:12:43,697 INFO L87 Difference]: Start difference. First operand 554 states and 726 transitions. Second operand 3 states. [2018-12-02 14:12:43,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:12:43,949 INFO L93 Difference]: Finished difference Result 1372 states and 1819 transitions. [2018-12-02 14:12:43,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 14:12:43,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 150 [2018-12-02 14:12:43,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:12:43,952 INFO L225 Difference]: With dead ends: 1372 [2018-12-02 14:12:43,952 INFO L226 Difference]: Without dead ends: 824 [2018-12-02 14:12:43,953 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 14:12:43,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2018-12-02 14:12:43,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 822. [2018-12-02 14:12:43,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 822 states. [2018-12-02 14:12:43,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 1024 transitions. [2018-12-02 14:12:43,975 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 1024 transitions. Word has length 150 [2018-12-02 14:12:43,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:12:43,976 INFO L480 AbstractCegarLoop]: Abstraction has 822 states and 1024 transitions. [2018-12-02 14:12:43,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 14:12:43,976 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1024 transitions. [2018-12-02 14:12:43,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-02 14:12:43,979 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:12:43,979 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:12:43,979 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:12:43,979 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:12:43,980 INFO L82 PathProgramCache]: Analyzing trace with hash 368925160, now seen corresponding path program 1 times [2018-12-02 14:12:43,980 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:12:43,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:12:43,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:12:43,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:12:43,981 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:12:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:12:44,069 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:12:44,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:12:44,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 14:12:44,069 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:12:44,070 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 14:12:44,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 14:12:44,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 14:12:44,070 INFO L87 Difference]: Start difference. First operand 822 states and 1024 transitions. Second operand 3 states. [2018-12-02 14:12:44,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:12:44,332 INFO L93 Difference]: Finished difference Result 1908 states and 2410 transitions. [2018-12-02 14:12:44,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 14:12:44,332 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2018-12-02 14:12:44,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:12:44,333 INFO L225 Difference]: With dead ends: 1908 [2018-12-02 14:12:44,333 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 14:12:44,334 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 14:12:44,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 14:12:44,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 14:12:44,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 14:12:44,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 14:12:44,335 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 169 [2018-12-02 14:12:44,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:12:44,335 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 14:12:44,335 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 14:12:44,335 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 14:12:44,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 14:12:44,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 14:12:44,485 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2018-12-02 14:12:44,543 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:12:44,543 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~a16~0)| ~a16~0) [2018-12-02 14:12:44,543 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:12:44,543 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-12-02 14:12:44,543 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,544 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,545 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-12-02 14:12:44,546 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-12-02 14:12:44,547 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-12-02 14:12:44,548 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-12-02 14:12:44,549 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse7 (= 1 |old(~a20~0)|))) (let ((.cse2 (and (= |old(~a7~0)| |old(~a20~0)|) .cse7)) (.cse6 (= 1 |old(~a21~0)|)) (.cse5 (= 1 ~a20~0)) (.cse4 (= |old(~a16~0)| ~a16~0)) (.cse3 (not (= ~a8~0 13))) (.cse0 (= 13 |old(~a8~0)|)) (.cse1 (not (= 8 ~a12~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 (and .cse4 (or (not .cse5) (not (= ~a20~0 ~a7~0))))) (or .cse6 .cse1 (and (not (= ~a21~0 1)) .cse4)) (or (not .cse6) (not .cse7) (not (= 4 |old(~a16~0)|)) (and (= 1 ~a7~0) .cse5 (= 13 ~a8~0) .cse4 (= 1 ~a21~0) (= 1 ~a17~0)) .cse1 (not (= 1 |old(~a7~0)|)) (not .cse0) (not (= 1 |old(~a17~0)|))) (or (= 6 |old(~a16~0)|) (and .cse4 .cse3) .cse0 .cse1)))) [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 563) no Hoare annotation was computed. [2018-12-02 14:12:44,550 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-12-02 14:12:44,551 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-12-02 14:12:44,552 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a16~0 6)) (= ~a12~0 8) (not (= ~a20~0 ~a7~0)) (not (= ~a8~0 13))) [2018-12-02 14:12:44,553 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (= 13 |old(~a8~0)|) (not (= 8 ~a12~0)) (= |old(~a7~0)| |old(~a20~0)|) (and (= |old(~a16~0)| ~a16~0) (not (= ~a20~0 ~a7~0)) (not (= ~a8~0 13)))) [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (and (not (= ~a16~0 6)) (not (= ~a8~0 13))) (not (= ~a21~0 1)) (= 13 |old(~a8~0)|) (and (= 4 ~a16~0) (= 1 ~a17~0)) (not (= 8 ~a12~0)) (= |old(~a7~0)| |old(~a20~0)|) (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0)))) [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-12-02 14:12:44,553 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (and (not (= ~a16~0 6)) (not (= ~a8~0 13))) (not (= ~a21~0 1)) (= 13 |old(~a8~0)|) (and (= 4 ~a16~0) (= 1 ~a17~0)) (not (= 8 ~a12~0)) (= |old(~a7~0)| |old(~a20~0)|) (or (not (= 1 ~a20~0)) (not (= ~a20~0 ~a7~0)))) [2018-12-02 14:12:44,553 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-12-02 14:12:44,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:12:44 BoogieIcfgContainer [2018-12-02 14:12:44,563 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 14:12:44,563 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:12:44,563 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:12:44,563 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:12:44,564 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:12:41" (3/4) ... [2018-12-02 14:12:44,566 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 14:12:44,571 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 14:12:44,571 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 14:12:44,571 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 14:12:44,577 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 14:12:44,578 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 14:12:44,596 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((6 == \old(a16) || (!(a16 == 6) && !(a8 == 13))) || !(a21 == 1)) || 13 == \old(a8)) || (4 == a16 && 1 == a17)) || !(8 == a12)) || \old(a7) == \old(a20)) || !(1 == a20) || !(a20 == a7) [2018-12-02 14:12:44,656 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_29e92e98-1525-413d-9eff-18f300be08a0/bin-2019/utaipan/witness.graphml [2018-12-02 14:12:44,657 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:12:44,657 INFO L168 Benchmark]: Toolchain (without parser) took 4142.53 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 304.6 MB). Free memory was 950.6 MB in the beginning and 970.5 MB in the end (delta: -19.9 MB). Peak memory consumption was 284.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:12:44,658 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:12:44,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2018-12-02 14:12:44,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.27 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 14:12:44,658 INFO L168 Benchmark]: Boogie Preprocessor took 41.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-02 14:12:44,658 INFO L168 Benchmark]: RCFGBuilder took 597.46 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: 96.5 MB). Peak memory consumption was 96.5 MB. Max. memory is 11.5 GB. [2018-12-02 14:12:44,658 INFO L168 Benchmark]: TraceAbstraction took 3023.34 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 175.6 MB). Free memory was 1.0 GB in the beginning and 989.7 MB in the end (delta: 23.8 MB). Peak memory consumption was 199.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:12:44,659 INFO L168 Benchmark]: Witness Printer took 93.35 ms. Allocated memory is still 1.3 GB. Free memory was 989.7 MB in the beginning and 970.5 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:12:44,660 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 358.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.27 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 597.46 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: 96.5 MB). Peak memory consumption was 96.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3023.34 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 175.6 MB). Free memory was 1.0 GB in the beginning and 989.7 MB in the end (delta: 23.8 MB). Peak memory consumption was 199.4 MB. Max. memory is 11.5 GB. * Witness Printer took 93.35 ms. Allocated memory is still 1.3 GB. Free memory was 989.7 MB in the beginning and 970.5 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 563]: 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: 583]: Loop Invariant Derived loop invariant: ((((((6 == \old(a16) || (!(a16 == 6) && !(a8 == 13))) || !(a21 == 1)) || 13 == \old(a8)) || (4 == a16 && 1 == a17)) || !(8 == a12)) || \old(a7) == \old(a20)) || !(1 == a20) || !(a20 == a7) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 2.9s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 1.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 318 SDtfs, 1034 SDslu, 99 SDs, 0 SdLazy, 2275 SolverSat, 511 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 12 SyntacticMatches, 8 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=822occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 149 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 32 PreInvPairs, 50 NumberOfFragments, 260 HoareAnnotationTreeSize, 32 FomulaSimplifications, 406 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 291 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 745 NumberOfCodeBlocks, 745 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 740 ConstructedInterpolants, 0 QuantifiedInterpolants, 680744 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 58/58 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...