./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label54_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label54_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/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 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:45:16,918 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:45:16,919 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:45:16,925 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:45:16,925 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:45:16,926 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:45:16,927 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:45:16,927 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:45:16,928 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:45:16,929 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:45:16,929 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:45:16,929 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:45:16,930 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:45:16,930 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:45:16,931 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:45:16,931 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:45:16,932 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:45:16,933 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:45:16,934 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:45:16,934 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:45:16,935 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:45:16,936 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:45:16,937 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:45:16,937 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:45:16,937 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:45:16,938 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:45:16,938 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:45:16,939 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:45:16,940 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:45:16,940 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:45:16,941 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:45:16,941 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:45:16,941 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:45:16,941 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:45:16,942 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:45:16,943 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:45:16,943 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 08:45:16,951 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:45:16,951 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:45:16,952 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:45:16,952 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 08:45:16,952 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 08:45:16,952 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 08:45:16,953 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 08:45:16,953 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 08:45:16,953 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 08:45:16,953 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 08:45:16,953 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 08:45:16,953 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 08:45:16,953 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 08:45:16,954 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:45:16,954 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:45:16,954 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:45:16,954 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:45:16,954 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:45:16,955 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:45:16,955 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:45:16,955 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:45:16,955 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:45:16,955 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:45:16,955 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:45:16,955 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:45:16,955 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:45:16,956 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:45:16,956 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:45:16,956 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 08:45:16,956 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 08:45:16,956 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:45:16,956 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:45:16,956 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:45:16,957 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 08:45:16,957 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:45:16,957 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:45:16,957 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 08:45:16,957 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_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/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 -> 3f51dca3844c7621fbb989f3ed1f9e07d5f2fb43 [2018-11-23 08:45:16,983 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:45:16,994 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:45:16,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:45:16,998 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:45:16,999 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:45:16,999 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem01_label54_true-unreach-call_false-termination.c [2018-11-23 08:45:17,043 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/data/ce34d1b6a/5d9811d1f09b40e1a445498f80138f80/FLAGc99ee94e8 [2018-11-23 08:45:17,463 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:45:17,463 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/sv-benchmarks/c/eca-rers2012/Problem01_label54_true-unreach-call_false-termination.c [2018-11-23 08:45:17,473 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/data/ce34d1b6a/5d9811d1f09b40e1a445498f80138f80/FLAGc99ee94e8 [2018-11-23 08:45:17,487 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/data/ce34d1b6a/5d9811d1f09b40e1a445498f80138f80 [2018-11-23 08:45:17,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:45:17,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:45:17,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:45:17,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:45:17,496 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:45:17,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:17,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cfd07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17, skipping insertion in model container [2018-11-23 08:45:17,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:17,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:45:17,557 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:45:17,859 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:45:17,863 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:45:17,948 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:45:17,963 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:45:17,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17 WrapperNode [2018-11-23 08:45:17,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:45:17,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:45:17,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:45:17,964 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:45:18,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:18,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:18,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:45:18,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:45:18,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:45:18,054 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:45:18,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:18,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:18,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:18,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:18,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:18,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:18,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (1/1) ... [2018-11-23 08:45:18,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:45:18,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:45:18,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:45:18,113 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:45:18,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/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 [2018-11-23 08:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 08:45:18,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 08:45:18,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 08:45:18,174 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 08:45:18,174 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 08:45:18,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:45:18,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:45:18,174 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 08:45:18,174 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 08:45:19,152 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:45:19,153 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 08:45:19,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:45:19 BoogieIcfgContainer [2018-11-23 08:45:19,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:45:19,154 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 08:45:19,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 08:45:19,157 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 08:45:19,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:45:17" (1/3) ... [2018-11-23 08:45:19,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ddf2706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:45:19, skipping insertion in model container [2018-11-23 08:45:19,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:45:17" (2/3) ... [2018-11-23 08:45:19,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ddf2706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:45:19, skipping insertion in model container [2018-11-23 08:45:19,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:45:19" (3/3) ... [2018-11-23 08:45:19,160 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label54_true-unreach-call_false-termination.c [2018-11-23 08:45:19,169 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 08:45:19,176 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 08:45:19,191 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 08:45:19,220 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 08:45:19,220 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 08:45:19,221 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 08:45:19,221 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:45:19,221 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:45:19,222 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 08:45:19,222 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:45:19,222 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 08:45:19,244 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-23 08:45:19,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 08:45:19,255 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:19,255 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] [2018-11-23 08:45:19,257 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:19,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:19,261 INFO L82 PathProgramCache]: Analyzing trace with hash -622531154, now seen corresponding path program 1 times [2018-11-23 08:45:19,263 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:45:19,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:19,314 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:19,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:19,315 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:45:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:19,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:19,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:45:19,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:45:19,689 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:45:19,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:45:19,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:45:19,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:45:19,711 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-23 08:45:20,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:20,384 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-23 08:45:20,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:45:20,390 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2018-11-23 08:45:20,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:20,402 INFO L225 Difference]: With dead ends: 547 [2018-11-23 08:45:20,403 INFO L226 Difference]: Without dead ends: 338 [2018-11-23 08:45:20,406 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:45:20,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-11-23 08:45:20,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2018-11-23 08:45:20,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-11-23 08:45:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 569 transitions. [2018-11-23 08:45:20,453 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 569 transitions. Word has length 128 [2018-11-23 08:45:20,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:20,453 INFO L480 AbstractCegarLoop]: Abstraction has 338 states and 569 transitions. [2018-11-23 08:45:20,453 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:45:20,454 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 569 transitions. [2018-11-23 08:45:20,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 08:45:20,459 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:20,459 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:45:20,459 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:20,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:20,460 INFO L82 PathProgramCache]: Analyzing trace with hash -46694981, now seen corresponding path program 1 times [2018-11-23 08:45:20,460 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:45:20,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:20,462 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:20,462 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:20,462 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:45:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:20,607 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:20,608 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:45:20,608 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:45:20,608 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:45:20,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 08:45:20,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:45:20,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:45:20,610 INFO L87 Difference]: Start difference. First operand 338 states and 569 transitions. Second operand 3 states. [2018-11-23 08:45:21,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:21,040 INFO L93 Difference]: Finished difference Result 940 states and 1649 transitions. [2018-11-23 08:45:21,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 08:45:21,040 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2018-11-23 08:45:21,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:21,046 INFO L225 Difference]: With dead ends: 940 [2018-11-23 08:45:21,046 INFO L226 Difference]: Without dead ends: 608 [2018-11-23 08:45:21,049 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 [2018-11-23 08:45:21,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states. [2018-11-23 08:45:21,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 608. [2018-11-23 08:45:21,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 608 states. [2018-11-23 08:45:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 981 transitions. [2018-11-23 08:45:21,071 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 981 transitions. Word has length 145 [2018-11-23 08:45:21,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:21,072 INFO L480 AbstractCegarLoop]: Abstraction has 608 states and 981 transitions. [2018-11-23 08:45:21,072 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 08:45:21,072 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 981 transitions. [2018-11-23 08:45:21,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 08:45:21,075 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:21,075 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, 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] [2018-11-23 08:45:21,076 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:21,076 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:21,077 INFO L82 PathProgramCache]: Analyzing trace with hash 345749953, now seen corresponding path program 1 times [2018-11-23 08:45:21,077 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:45:21,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:21,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:21,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:21,078 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:45:21,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:21,212 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:21,212 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:45:21,212 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 08:45:21,212 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:45:21,213 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:45:21,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:45:21,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:45:21,214 INFO L87 Difference]: Start difference. First operand 608 states and 981 transitions. Second operand 6 states. [2018-11-23 08:45:21,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:21,823 INFO L93 Difference]: Finished difference Result 1803 states and 2942 transitions. [2018-11-23 08:45:21,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 08:45:21,824 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 172 [2018-11-23 08:45:21,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:21,829 INFO L225 Difference]: With dead ends: 1803 [2018-11-23 08:45:21,829 INFO L226 Difference]: Without dead ends: 1201 [2018-11-23 08:45:21,832 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 [2018-11-23 08:45:21,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1201 states. [2018-11-23 08:45:21,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1201 to 1189. [2018-11-23 08:45:21,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1189 states. [2018-11-23 08:45:21,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1189 states and 1726 transitions. [2018-11-23 08:45:21,864 INFO L78 Accepts]: Start accepts. Automaton has 1189 states and 1726 transitions. Word has length 172 [2018-11-23 08:45:21,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:21,864 INFO L480 AbstractCegarLoop]: Abstraction has 1189 states and 1726 transitions. [2018-11-23 08:45:21,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:45:21,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1726 transitions. [2018-11-23 08:45:21,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 08:45:21,868 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:21,868 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:45:21,868 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:21,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:21,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1092170536, now seen corresponding path program 1 times [2018-11-23 08:45:21,868 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:45:21,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:21,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:21,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:21,869 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:45:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:21,951 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 48 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 08:45:21,951 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:45:21,951 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:45:21,952 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 183 with the following transitions: [2018-11-23 08:45:21,954 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [13], [14], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [149], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [669], [671], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-23 08:45:21,987 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:45:21,987 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:45:22,393 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 08:45:22,394 INFO L272 AbstractInterpreter]: Visited 129 different actions 129 times. Never merged. Never widened. Performed 1692 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1692 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 42 variables. [2018-11-23 08:45:22,406 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:22,406 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 08:45:22,775 INFO L227 lantSequenceWeakener]: Weakened 173 states. On average, predicates are now at 80.52% of their original sizes. [2018-11-23 08:45:22,776 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 08:45:22,812 INFO L415 sIntCurrentIteration]: We unified 181 AI predicates to 181 [2018-11-23 08:45:22,813 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 08:45:22,813 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:45:22,813 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-23 08:45:22,814 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:45:22,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 08:45:22,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 08:45:22,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 08:45:22,814 INFO L87 Difference]: Start difference. First operand 1189 states and 1726 transitions. Second operand 6 states. [2018-11-23 08:45:25,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:25,402 INFO L93 Difference]: Finished difference Result 2508 states and 3651 transitions. [2018-11-23 08:45:25,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 08:45:25,402 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 182 [2018-11-23 08:45:25,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:25,406 INFO L225 Difference]: With dead ends: 2508 [2018-11-23 08:45:25,406 INFO L226 Difference]: Without dead ends: 1325 [2018-11-23 08:45:25,408 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 182 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-23 08:45:25,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1325 states. [2018-11-23 08:45:25,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1325 to 1324. [2018-11-23 08:45:25,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1324 states. [2018-11-23 08:45:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1324 states and 1870 transitions. [2018-11-23 08:45:25,433 INFO L78 Accepts]: Start accepts. Automaton has 1324 states and 1870 transitions. Word has length 182 [2018-11-23 08:45:25,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:25,434 INFO L480 AbstractCegarLoop]: Abstraction has 1324 states and 1870 transitions. [2018-11-23 08:45:25,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 08:45:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1870 transitions. [2018-11-23 08:45:25,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 08:45:25,438 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 08:45:25,439 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:45:25,439 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 08:45:25,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:25,439 INFO L82 PathProgramCache]: Analyzing trace with hash 447717146, now seen corresponding path program 1 times [2018-11-23 08:45:25,440 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 08:45:25,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:25,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:45:25,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:45:25,441 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 08:45:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:45:25,551 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 58 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:45:25,551 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 08:45:25,551 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 08:45:25,551 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 184 with the following transitions: [2018-11-23 08:45:25,552 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [17], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [149], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [669], [671], [757], [761], [770], [774], [776], [781], [782], [783], [785], [786] [2018-11-23 08:45:25,556 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 08:45:25,556 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 08:45:25,875 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-23 08:45:25,876 INFO L272 AbstractInterpreter]: Visited 132 different actions 257 times. Merged at 3 different actions 3 times. Never widened. Performed 3491 root evaluator evaluations with a maximum evaluation depth of 3. Performed 3491 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-11-23 08:45:25,881 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:45:25,882 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-23 08:45:26,243 INFO L227 lantSequenceWeakener]: Weakened 180 states. On average, predicates are now at 81.99% of their original sizes. [2018-11-23 08:45:26,243 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-23 08:45:26,320 INFO L415 sIntCurrentIteration]: We unified 182 AI predicates to 182 [2018-11-23 08:45:26,321 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-23 08:45:26,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 08:45:26,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-11-23 08:45:26,321 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 08:45:26,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 08:45:26,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 08:45:26,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 08:45:26,322 INFO L87 Difference]: Start difference. First operand 1324 states and 1870 transitions. Second operand 10 states. [2018-11-23 08:45:30,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:45:30,685 INFO L93 Difference]: Finished difference Result 3257 states and 4844 transitions. [2018-11-23 08:45:30,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 08:45:30,685 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 183 [2018-11-23 08:45:30,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 08:45:30,685 INFO L225 Difference]: With dead ends: 3257 [2018-11-23 08:45:30,686 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 08:45:30,691 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 192 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-11-23 08:45:30,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 08:45:30,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 08:45:30,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 08:45:30,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 08:45:30,692 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 183 [2018-11-23 08:45:30,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 08:45:30,692 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:45:30,693 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 08:45:30,693 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 08:45:30,693 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:45:30,696 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 08:45:30,918 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2018-11-23 08:45:31,236 WARN L180 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 75 [2018-11-23 08:45:31,304 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:45:31,304 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~a7~0)| ~a7~0) [2018-11-23 08:45:31,304 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:45:31,304 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-23 08:45:31,304 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-23 08:45:31,304 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,304 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,304 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-23 08:45:31,305 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-23 08:45:31,306 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-23 08:45:31,307 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-23 08:45:31,308 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-23 08:45:31,309 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-23 08:45:31,310 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-23 08:45:31,310 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-23 08:45:31,310 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-23 08:45:31,310 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-23 08:45:31,310 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-23 08:45:31,310 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-23 08:45:31,310 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-23 08:45:31,310 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-23 08:45:31,310 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 542) no Hoare annotation was computed. [2018-11-23 08:45:31,310 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-23 08:45:31,311 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-23 08:45:31,312 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,313 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-23 08:45:31,314 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-23 08:45:31,315 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-23 08:45:31,316 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-23 08:45:31,316 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-23 08:45:31,316 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-23 08:45:31,316 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse15 (= 1 |old(~a17~0)|))) (let ((.cse9 (= 0 |old(~a16~0)|)) (.cse12 (= 0 |old(~a8~0)|)) (.cse0 (not (= ~a16~0 0))) (.cse2 (not (= ~a8~0 0))) (.cse4 (= ~a21~0 1)) (.cse5 (= ~a20~0 1)) (.cse6 (not (= 1 |old(~a21~0)|))) (.cse8 (not (= 1 |old(~a20~0)|))) (.cse7 (= 1 |old(~a7~0)|)) (.cse10 (not (= 8 ~a12~0))) (.cse11 (= |calculate_output_#in~input| 0)) (.cse13 (not .cse15)) (.cse14 (= 14 |old(~a8~0)|)) (.cse1 (= |old(~a7~0)| ~a7~0)) (.cse3 (= ~a17~0 1))) (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (or (not (= 0 |old(~a7~0)|)) .cse6 (and (= ~a8~0 15) (= ~a16~0 5)) .cse10 .cse11 .cse13 .cse8 (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|))) (or .cse6 .cse8 .cse14 .cse9 .cse10 .cse11 .cse12 .cse13 (and .cse0 .cse2 .cse3 .cse4 .cse5)) (or (and (= ~a16~0 4) (= ~a8~0 13)) (or .cse6 .cse8 (not (= 4 |old(~a16~0)|)) (not .cse7) (not (= 13 |old(~a8~0)|))) .cse10 .cse11 .cse13) (or (and .cse1 (not (= ~a8~0 14))) .cse14) (or (and .cse1 (not .cse3)) .cse15)))) [2018-11-23 08:45:31,316 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-23 08:45:31,316 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,316 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-23 08:45:31,317 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,318 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-23 08:45:31,319 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-23 08:45:31,320 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-23 08:45:31,321 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-23 08:45:31,321 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-23 08:45:31,321 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-23 08:45:31,321 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-23 08:45:31,321 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-23 08:45:31,321 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 08:45:31,321 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a7~0 0) (= ~a8~0 15) (= ~a17~0 1) (= ~a12~0 8) (= ~a21~0 1) (= ~a20~0 1) (= ~a16~0 5)) [2018-11-23 08:45:31,321 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 08:45:31,321 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 08:45:31,322 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (and (= ~a8~0 15) (= |old(~a7~0)| ~a7~0) (= ~a17~0 1) (= ~a21~0 1) (= ~a20~0 1) (= ~a16~0 5)) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2018-11-23 08:45:31,322 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-23 08:45:31,322 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (and (not (= ~a16~0 0)) (not (= ~a7~0 1)) (not (= main_~input~0 0)) (= ~a21~0 1) (= ~a20~0 1)) (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (not (= ~a8~0 14)) (not (= ~a17~0 1)) (not (= 1 |old(~a17~0)|))) [2018-11-23 08:45:31,322 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-23 08:45:31,322 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-23 08:45:31,322 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (not (= ~a8~0 14)) (not (= ~a17~0 1)) (not (= 1 |old(~a17~0)|)) (and (not (= ~a16~0 0)) (not (= ~a7~0 1)) (= ~a21~0 1) (= ~a20~0 1))) [2018-11-23 08:45:31,322 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-23 08:45:31,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:45:31 BoogieIcfgContainer [2018-11-23 08:45:31,332 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 08:45:31,332 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:45:31,332 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:45:31,332 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:45:31,333 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:45:19" (3/4) ... [2018-11-23 08:45:31,336 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:45:31,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 08:45:31,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 08:45:31,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 08:45:31,353 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 08:45:31,354 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 08:45:31,383 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(0 == \old(a7)) || !(1 == \old(a21))) || !(1 == \old(a20))) || !(15 == \old(a8))) || !(5 == \old(a16))) || !(8 == a12)) || !(a8 == 14)) || !(a17 == 1)) || !(1 == \old(a17))) || (((!(a16 == 0) && !(a7 == 1)) && a21 == 1) && a20 == 1) [2018-11-23 08:45:31,469 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_67e753f1-2c79-45a6-9b5f-08bbaedc4a8d/bin-2019/utaipan/witness.graphml [2018-11-23 08:45:31,469 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:45:31,470 INFO L168 Benchmark]: Toolchain (without parser) took 13979.28 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 593.0 MB). Free memory was 952.3 MB in the beginning and 1.4 GB in the end (delta: -401.3 MB). Peak memory consumption was 191.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:31,471 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:45:31,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 470.96 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 920.0 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:31,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 920.0 MB in the beginning and 1.1 GB in the end (delta: -203.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:31,472 INFO L168 Benchmark]: Boogie Preprocessor took 59.21 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. [2018-11-23 08:45:31,472 INFO L168 Benchmark]: RCFGBuilder took 1040.02 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: 101.3 MB). Peak memory consumption was 101.3 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:31,472 INFO L168 Benchmark]: TraceAbstraction took 12177.87 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 459.3 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -364.3 MB). Peak memory consumption was 690.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:31,473 INFO L168 Benchmark]: Witness Printer took 137.35 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:45:31,475 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 470.96 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 920.0 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 920.0 MB in the beginning and 1.1 GB in the end (delta: -203.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.21 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 1040.02 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: 101.3 MB). Peak memory consumption was 101.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12177.87 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 459.3 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -364.3 MB). Peak memory consumption was 690.6 MB. Max. memory is 11.5 GB. * Witness Printer took 137.35 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 542]: 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: ((((((((!(0 == \old(a7)) || !(1 == \old(a21))) || !(1 == \old(a20))) || !(15 == \old(a8))) || !(5 == \old(a16))) || !(8 == a12)) || !(a8 == 14)) || !(a17 == 1)) || !(1 == \old(a17))) || (((!(a16 == 0) && !(a7 == 1)) && a21 == 1) && a20 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 12.1s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 8.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 879 SDtfs, 2171 SDslu, 890 SDs, 0 SdLazy, 3360 SolverSat, 790 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 394 GetRequests, 358 SyntacticMatches, 4 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1324occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.7s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.9980278403373282 AbsIntWeakeningRatio, 0.1928374655647383 AbsIntAvgWeakeningVarsNumRemoved, 30.079889807162534 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 13 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 39 PreInvPairs, 68 NumberOfFragments, 383 HoareAnnotationTreeSize, 39 FomulaSimplifications, 987 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 463 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 810 NumberOfCodeBlocks, 810 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 805 ConstructedInterpolants, 0 QuantifiedInterpolants, 332334 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 165/173 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...