./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/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 ce9b192c4304b665f71871b8c27751c04bbbec40 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:23:52,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:23:52,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:23:53,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:23:53,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:23:53,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:23:53,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:23:53,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:23:53,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:23:53,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:23:53,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:23:53,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:23:53,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:23:53,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:23:53,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:23:53,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:23:53,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:23:53,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:23:53,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:23:53,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:23:53,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:23:53,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:23:53,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:23:53,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:23:53,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:23:53,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:23:53,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:23:53,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:23:53,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:23:53,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:23:53,023 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:23:53,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:23:53,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:23:53,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:23:53,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:23:53,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:23:53,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:23:53,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:23:53,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:23:53,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:23:53,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:23:53,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:23:53,040 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:23:53,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:23:53,041 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:23:53,041 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:23:53,041 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:23:53,041 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:23:53,042 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:23:53,042 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:23:53,042 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:23:53,042 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:23:53,042 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:23:53,042 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:23:53,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:23:53,043 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:23:53,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:23:53,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:23:53,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:23:53,044 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:23:53,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:23:53,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:23:53,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:23:53,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:23:53,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:23:53,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:23:53,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:23:53,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:23:53,046 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:23:53,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:23:53,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:23:53,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:23:53,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:23:53,047 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:23:53,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:23:53,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:23:53,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:23:53,048 INFO L138 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_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/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 -> ce9b192c4304b665f71871b8c27751c04bbbec40 [2019-10-22 11:23:53,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:23:53,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:23:53,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:23:53,085 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:23:53,085 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:23:53,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2019-10-22 11:23:53,132 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/data/bbe04c8c8/0f81f80f9dd44f13a6922b061d87febe/FLAG521a7be05 [2019-10-22 11:23:53,583 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:23:53,584 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2019-10-22 11:23:53,598 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/data/bbe04c8c8/0f81f80f9dd44f13a6922b061d87febe/FLAG521a7be05 [2019-10-22 11:23:53,919 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/data/bbe04c8c8/0f81f80f9dd44f13a6922b061d87febe [2019-10-22 11:23:53,922 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:23:53,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:23:53,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:23:53,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:23:53,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:23:53,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:23:53" (1/1) ... [2019-10-22 11:23:53,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630b61e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:53, skipping insertion in model container [2019-10-22 11:23:53,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:23:53" (1/1) ... [2019-10-22 11:23:53,939 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:23:53,978 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:23:54,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:23:54,366 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:23:54,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:23:54,465 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:23:54,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54 WrapperNode [2019-10-22 11:23:54,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:23:54,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:23:54,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:23:54,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:23:54,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (1/1) ... [2019-10-22 11:23:54,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (1/1) ... [2019-10-22 11:23:54,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:23:54,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:23:54,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:23:54,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:23:54,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (1/1) ... [2019-10-22 11:23:54,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (1/1) ... [2019-10-22 11:23:54,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (1/1) ... [2019-10-22 11:23:54,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (1/1) ... [2019-10-22 11:23:54,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (1/1) ... [2019-10-22 11:23:54,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (1/1) ... [2019-10-22 11:23:54,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (1/1) ... [2019-10-22 11:23:54,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:23:54,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:23:54,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:23:54,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:23:54,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/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 [2019-10-22 11:23:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:23:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:23:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:23:54,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:23:55,409 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:23:55,409 INFO L284 CfgBuilder]: Removed 160 assume(true) statements. [2019-10-22 11:23:55,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:55 BoogieIcfgContainer [2019-10-22 11:23:55,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:23:55,412 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:23:55,412 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:23:55,415 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:23:55,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:23:53" (1/3) ... [2019-10-22 11:23:55,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aea806c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:23:55, skipping insertion in model container [2019-10-22 11:23:55,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:23:54" (2/3) ... [2019-10-22 11:23:55,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4aea806c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:23:55, skipping insertion in model container [2019-10-22 11:23:55,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:55" (3/3) ... [2019-10-22 11:23:55,419 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product23.cil.c [2019-10-22 11:23:55,428 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:23:55,435 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:23:55,446 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:23:55,469 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:23:55,469 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:23:55,469 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:23:55,469 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:23:55,469 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:23:55,469 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:23:55,469 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:23:55,470 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:23:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-10-22 11:23:55,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 11:23:55,492 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:55,493 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:55,494 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:55,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:55,500 INFO L82 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2019-10-22 11:23:55,510 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:55,510 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635284410] [2019-10-22 11:23:55,510 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:55,511 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:55,511 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:55,765 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635284410] [2019-10-22 11:23:55,766 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:55,766 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:23:55,766 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982283025] [2019-10-22 11:23:55,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:23:55,773 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:55,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:23:55,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:23:55,790 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-10-22 11:23:55,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:55,828 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2019-10-22 11:23:55,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:23:55,830 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 11:23:55,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:55,843 INFO L225 Difference]: With dead ends: 208 [2019-10-22 11:23:55,844 INFO L226 Difference]: Without dead ends: 103 [2019-10-22 11:23:55,847 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:23:55,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2019-10-22 11:23:55,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2019-10-22 11:23:55,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-10-22 11:23:55,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2019-10-22 11:23:55,897 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2019-10-22 11:23:55,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:55,898 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2019-10-22 11:23:55,898 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:23:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2019-10-22 11:23:55,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 11:23:55,899 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:55,899 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:23:55,899 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:55,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:55,900 INFO L82 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2019-10-22 11:23:55,900 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:55,900 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430527207] [2019-10-22 11:23:55,901 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:55,901 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:55,901 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:55,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:56,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:56,008 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430527207] [2019-10-22 11:23:56,008 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:56,008 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:23:56,009 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265743710] [2019-10-22 11:23:56,010 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:23:56,010 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:56,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:23:56,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:56,011 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2019-10-22 11:23:56,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:56,031 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2019-10-22 11:23:56,032 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:23:56,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 11:23:56,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:56,033 INFO L225 Difference]: With dead ends: 103 [2019-10-22 11:23:56,033 INFO L226 Difference]: Without dead ends: 45 [2019-10-22 11:23:56,034 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:23:56,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-10-22 11:23:56,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-10-22 11:23:56,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-10-22 11:23:56,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2019-10-22 11:23:56,041 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2019-10-22 11:23:56,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:56,041 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2019-10-22 11:23:56,042 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:23:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2019-10-22 11:23:56,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 11:23:56,042 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:56,043 INFO L380 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] [2019-10-22 11:23:56,043 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:56,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:56,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2019-10-22 11:23:56,044 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:56,044 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212655800] [2019-10-22 11:23:56,044 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:56,044 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:56,044 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:56,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:56,168 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212655800] [2019-10-22 11:23:56,169 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:56,169 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:23:56,169 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243547501] [2019-10-22 11:23:56,169 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 11:23:56,169 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:56,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 11:23:56,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:23:56,170 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 6 states. [2019-10-22 11:23:56,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:56,311 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2019-10-22 11:23:56,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 11:23:56,312 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-10-22 11:23:56,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:56,313 INFO L225 Difference]: With dead ends: 146 [2019-10-22 11:23:56,313 INFO L226 Difference]: Without dead ends: 107 [2019-10-22 11:23:56,314 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 11:23:56,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-10-22 11:23:56,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2019-10-22 11:23:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2019-10-22 11:23:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2019-10-22 11:23:56,323 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2019-10-22 11:23:56,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:56,323 INFO L462 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2019-10-22 11:23:56,324 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 11:23:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2019-10-22 11:23:56,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 11:23:56,324 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:56,325 INFO L380 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] [2019-10-22 11:23:56,325 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:56,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:56,325 INFO L82 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2019-10-22 11:23:56,325 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:56,326 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046703503] [2019-10-22 11:23:56,326 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:56,326 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:56,326 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:56,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:56,410 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046703503] [2019-10-22 11:23:56,411 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:56,411 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:23:56,411 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482768846] [2019-10-22 11:23:56,411 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:23:56,412 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:56,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:23:56,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:23:56,412 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 5 states. [2019-10-22 11:23:56,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:56,582 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2019-10-22 11:23:56,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 11:23:56,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-10-22 11:23:56,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:56,584 INFO L225 Difference]: With dead ends: 309 [2019-10-22 11:23:56,584 INFO L226 Difference]: Without dead ends: 251 [2019-10-22 11:23:56,585 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-22 11:23:56,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2019-10-22 11:23:56,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2019-10-22 11:23:56,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-10-22 11:23:56,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2019-10-22 11:23:56,612 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2019-10-22 11:23:56,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:56,612 INFO L462 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2019-10-22 11:23:56,612 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:23:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2019-10-22 11:23:56,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 11:23:56,614 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:23:56,614 INFO L380 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] [2019-10-22 11:23:56,614 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:23:56,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:23:56,614 INFO L82 PathProgramCache]: Analyzing trace with hash -891352514, now seen corresponding path program 1 times [2019-10-22 11:23:56,615 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:23:56,615 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994360988] [2019-10-22 11:23:56,617 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:56,618 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:23:56,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:23:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:23:56,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:23:56,712 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994360988] [2019-10-22 11:23:56,712 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:23:56,712 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:23:56,713 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059107255] [2019-10-22 11:23:56,713 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:23:56,713 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:23:56,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:23:56,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:23:56,714 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand 5 states. [2019-10-22 11:23:56,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:23:56,842 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2019-10-22 11:23:56,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:23:56,843 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-10-22 11:23:56,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:23:56,843 INFO L225 Difference]: With dead ends: 312 [2019-10-22 11:23:56,844 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:23:56,845 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 11:23:56,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:23:56,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:23:56,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:23:56,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:23:56,846 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-10-22 11:23:56,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:23:56,846 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:23:56,846 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:23:56,847 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:23:56,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:23:56,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:23:57,128 INFO L439 ceAbstractionStarter]: At program point L894(lines 890 896) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2019-10-22 11:23:57,128 INFO L439 ceAbstractionStarter]: At program point L830(lines 825 833) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-22 11:23:57,129 INFO L443 ceAbstractionStarter]: For program point L535(lines 535 541) no Hoare annotation was computed. [2019-10-22 11:23:57,129 INFO L439 ceAbstractionStarter]: At program point L535-1(lines 535 541) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:57,129 INFO L443 ceAbstractionStarter]: For program point L935(line 935) no Hoare annotation was computed. [2019-10-22 11:23:57,129 INFO L443 ceAbstractionStarter]: For program point L935-1(line 935) no Hoare annotation was computed. [2019-10-22 11:23:57,129 INFO L443 ceAbstractionStarter]: For program point L935-2(line 935) no Hoare annotation was computed. [2019-10-22 11:23:57,129 INFO L443 ceAbstractionStarter]: For program point L443(lines 443 447) no Hoare annotation was computed. [2019-10-22 11:23:57,129 INFO L443 ceAbstractionStarter]: For program point L642(lines 642 659) no Hoare annotation was computed. [2019-10-22 11:23:57,129 INFO L443 ceAbstractionStarter]: For program point L642-1(lines 642 659) no Hoare annotation was computed. [2019-10-22 11:23:57,129 INFO L443 ceAbstractionStarter]: For program point L642-2(lines 642 659) no Hoare annotation was computed. [2019-10-22 11:23:57,130 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 558) no Hoare annotation was computed. [2019-10-22 11:23:57,130 INFO L443 ceAbstractionStarter]: For program point L744(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,130 INFO L443 ceAbstractionStarter]: For program point L744-2(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,130 INFO L443 ceAbstractionStarter]: For program point L744-3(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,130 INFO L443 ceAbstractionStarter]: For program point L744-5(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,130 INFO L443 ceAbstractionStarter]: For program point L744-6(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,130 INFO L443 ceAbstractionStarter]: For program point L744-8(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,130 INFO L443 ceAbstractionStarter]: For program point L744-9(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,130 INFO L443 ceAbstractionStarter]: For program point L744-11(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,131 INFO L443 ceAbstractionStarter]: For program point L744-12(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,131 INFO L443 ceAbstractionStarter]: For program point L744-14(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,133 INFO L443 ceAbstractionStarter]: For program point L744-15(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,133 INFO L443 ceAbstractionStarter]: For program point L744-17(lines 744 748) no Hoare annotation was computed. [2019-10-22 11:23:57,133 INFO L443 ceAbstractionStarter]: For program point L646(lines 646 654) no Hoare annotation was computed. [2019-10-22 11:23:57,133 INFO L443 ceAbstractionStarter]: For program point L646-1(lines 646 654) no Hoare annotation was computed. [2019-10-22 11:23:57,133 INFO L443 ceAbstractionStarter]: For program point L646-2(lines 646 654) no Hoare annotation was computed. [2019-10-22 11:23:57,134 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2019-10-22 11:23:57,134 INFO L443 ceAbstractionStarter]: For program point L779(lines 779 792) no Hoare annotation was computed. [2019-10-22 11:23:57,134 INFO L439 ceAbstractionStarter]: At program point L779-1(lines 1 938) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:57,134 INFO L443 ceAbstractionStarter]: For program point L779-2(lines 779 792) no Hoare annotation was computed. [2019-10-22 11:23:57,134 INFO L439 ceAbstractionStarter]: At program point L779-3(lines 1 938) the Hoare annotation is: false [2019-10-22 11:23:57,134 INFO L443 ceAbstractionStarter]: For program point L779-4(lines 779 792) no Hoare annotation was computed. [2019-10-22 11:23:57,134 INFO L439 ceAbstractionStarter]: At program point L779-5(lines 1 938) the Hoare annotation is: false [2019-10-22 11:23:57,134 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:23:57,135 INFO L439 ceAbstractionStarter]: At program point L846-2(lines 846 860) the Hoare annotation is: false [2019-10-22 11:23:57,135 INFO L443 ceAbstractionStarter]: For program point L516(lines 515 562) no Hoare annotation was computed. [2019-10-22 11:23:57,135 INFO L443 ceAbstractionStarter]: For program point L847(line 847) no Hoare annotation was computed. [2019-10-22 11:23:57,135 INFO L443 ceAbstractionStarter]: For program point L616(lines 616 633) no Hoare annotation was computed. [2019-10-22 11:23:57,135 INFO L443 ceAbstractionStarter]: For program point L616-1(lines 616 633) no Hoare annotation was computed. [2019-10-22 11:23:57,135 INFO L443 ceAbstractionStarter]: For program point L616-2(lines 616 633) no Hoare annotation was computed. [2019-10-22 11:23:57,135 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 521) no Hoare annotation was computed. [2019-10-22 11:23:57,135 INFO L443 ceAbstractionStarter]: For program point L616-3(lines 616 633) no Hoare annotation was computed. [2019-10-22 11:23:57,136 INFO L443 ceAbstractionStarter]: For program point L616-4(lines 616 633) no Hoare annotation was computed. [2019-10-22 11:23:57,136 INFO L443 ceAbstractionStarter]: For program point L616-5(lines 616 633) no Hoare annotation was computed. [2019-10-22 11:23:57,136 INFO L439 ceAbstractionStarter]: At program point L584(lines 583 602) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:57,136 INFO L443 ceAbstractionStarter]: For program point L551(lines 551 557) no Hoare annotation was computed. [2019-10-22 11:23:57,136 INFO L443 ceAbstractionStarter]: For program point L584-1(lines 584 590) no Hoare annotation was computed. [2019-10-22 11:23:57,136 INFO L439 ceAbstractionStarter]: At program point L551-1(lines 584 590) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:57,136 INFO L439 ceAbstractionStarter]: At program point L584-2(lines 583 602) the Hoare annotation is: false [2019-10-22 11:23:57,136 INFO L439 ceAbstractionStarter]: At program point L584-3(lines 583 602) the Hoare annotation is: false [2019-10-22 11:23:57,137 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 423) no Hoare annotation was computed. [2019-10-22 11:23:57,137 INFO L443 ceAbstractionStarter]: For program point L419-3(lines 419 423) no Hoare annotation was computed. [2019-10-22 11:23:57,137 INFO L443 ceAbstractionStarter]: For program point L419-6(lines 419 423) no Hoare annotation was computed. [2019-10-22 11:23:57,137 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 789) no Hoare annotation was computed. [2019-10-22 11:23:57,137 INFO L439 ceAbstractionStarter]: At program point L750(lines 735 753) the Hoare annotation is: false [2019-10-22 11:23:57,137 INFO L439 ceAbstractionStarter]: At program point L750-1(lines 735 753) the Hoare annotation is: false [2019-10-22 11:23:57,137 INFO L443 ceAbstractionStarter]: For program point L783-2(lines 783 789) no Hoare annotation was computed. [2019-10-22 11:23:57,137 INFO L439 ceAbstractionStarter]: At program point L750-2(lines 735 753) the Hoare annotation is: false [2019-10-22 11:23:57,137 INFO L439 ceAbstractionStarter]: At program point L750-3(lines 735 753) the Hoare annotation is: false [2019-10-22 11:23:57,138 INFO L443 ceAbstractionStarter]: For program point L783-4(lines 783 789) no Hoare annotation was computed. [2019-10-22 11:23:57,138 INFO L439 ceAbstractionStarter]: At program point L750-4(lines 735 753) the Hoare annotation is: false [2019-10-22 11:23:57,138 INFO L439 ceAbstractionStarter]: At program point L750-5(lines 735 753) the Hoare annotation is: false [2019-10-22 11:23:57,138 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2019-10-22 11:23:57,138 INFO L443 ceAbstractionStarter]: For program point L850(lines 850 854) no Hoare annotation was computed. [2019-10-22 11:23:57,138 INFO L443 ceAbstractionStarter]: For program point L850-1(lines 584 590) no Hoare annotation was computed. [2019-10-22 11:23:57,138 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:23:57,139 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2019-10-22 11:23:57,139 INFO L443 ceAbstractionStarter]: For program point L917(lines 917 924) no Hoare annotation was computed. [2019-10-22 11:23:57,139 INFO L446 ceAbstractionStarter]: At program point L917-1(lines 917 924) the Hoare annotation is: true [2019-10-22 11:23:57,139 INFO L439 ceAbstractionStarter]: At program point L686(lines 679 689) the Hoare annotation is: false [2019-10-22 11:23:57,144 INFO L439 ceAbstractionStarter]: At program point L686-1(lines 679 689) the Hoare annotation is: false [2019-10-22 11:23:57,145 INFO L443 ceAbstractionStarter]: For program point L620(lines 620 628) no Hoare annotation was computed. [2019-10-22 11:23:57,145 INFO L439 ceAbstractionStarter]: At program point L686-2(lines 679 689) the Hoare annotation is: false [2019-10-22 11:23:57,145 INFO L443 ceAbstractionStarter]: For program point L620-1(lines 620 628) no Hoare annotation was computed. [2019-10-22 11:23:57,145 INFO L443 ceAbstractionStarter]: For program point L620-2(lines 620 628) no Hoare annotation was computed. [2019-10-22 11:23:57,145 INFO L443 ceAbstractionStarter]: For program point L620-3(lines 620 628) no Hoare annotation was computed. [2019-10-22 11:23:57,145 INFO L443 ceAbstractionStarter]: For program point L620-4(lines 620 628) no Hoare annotation was computed. [2019-10-22 11:23:57,145 INFO L443 ceAbstractionStarter]: For program point L620-5(lines 620 628) no Hoare annotation was computed. [2019-10-22 11:23:57,145 INFO L439 ceAbstractionStarter]: At program point L456(lines 451 459) the Hoare annotation is: false [2019-10-22 11:23:57,146 INFO L439 ceAbstractionStarter]: At program point L456-1(lines 451 459) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:57,146 INFO L439 ceAbstractionStarter]: At program point L456-2(lines 451 459) the Hoare annotation is: false [2019-10-22 11:23:57,146 INFO L439 ceAbstractionStarter]: At program point L456-3(lines 451 459) the Hoare annotation is: false [2019-10-22 11:23:57,146 INFO L439 ceAbstractionStarter]: At program point L456-4(lines 451 459) the Hoare annotation is: false [2019-10-22 11:23:57,146 INFO L439 ceAbstractionStarter]: At program point L456-5(lines 451 459) the Hoare annotation is: false [2019-10-22 11:23:57,146 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:23:57,146 INFO L439 ceAbstractionStarter]: At program point L822(lines 1 938) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-22 11:23:57,146 INFO L439 ceAbstractionStarter]: At program point L591(lines 591 597) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:57,147 INFO L439 ceAbstractionStarter]: At program point L591-1(lines 591 597) the Hoare annotation is: false [2019-10-22 11:23:57,147 INFO L443 ceAbstractionStarter]: For program point L525(lines 525 531) no Hoare annotation was computed. [2019-10-22 11:23:57,147 INFO L439 ceAbstractionStarter]: At program point L591-2(lines 591 597) the Hoare annotation is: false [2019-10-22 11:23:57,147 INFO L439 ceAbstractionStarter]: At program point L525-1(lines 525 531) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:57,148 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 764) no Hoare annotation was computed. [2019-10-22 11:23:57,149 INFO L439 ceAbstractionStarter]: At program point L758-1(lines 758 764) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:57,149 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:23:57,149 INFO L446 ceAbstractionStarter]: At program point L926(lines 907 929) the Hoare annotation is: true [2019-10-22 11:23:57,149 INFO L439 ceAbstractionStarter]: At program point L695(lines 690 698) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 11:23:57,149 INFO L439 ceAbstractionStarter]: At program point L695-1(lines 690 698) the Hoare annotation is: false [2019-10-22 11:23:57,149 INFO L439 ceAbstractionStarter]: At program point L695-2(lines 690 698) the Hoare annotation is: false [2019-10-22 11:23:57,149 INFO L439 ceAbstractionStarter]: At program point L563(lines 514 564) the Hoare annotation is: false [2019-10-22 11:23:57,150 INFO L439 ceAbstractionStarter]: At program point L497(lines 492 500) the Hoare annotation is: false [2019-10-22 11:23:57,150 INFO L439 ceAbstractionStarter]: At program point L497-1(lines 492 500) the Hoare annotation is: false [2019-10-22 11:23:57,150 INFO L443 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-10-22 11:23:57,150 INFO L439 ceAbstractionStarter]: At program point L497-2(lines 492 500) the Hoare annotation is: false [2019-10-22 11:23:57,150 INFO L439 ceAbstractionStarter]: At program point L497-3(lines 492 500) the Hoare annotation is: false [2019-10-22 11:23:57,150 INFO L439 ceAbstractionStarter]: At program point L497-4(lines 492 500) the Hoare annotation is: false [2019-10-22 11:23:57,150 INFO L439 ceAbstractionStarter]: At program point L497-5(lines 492 500) the Hoare annotation is: false [2019-10-22 11:23:57,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:23:57 BoogieIcfgContainer [2019-10-22 11:23:57,172 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:23:57,172 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:23:57,173 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:23:57,173 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:23:57,173 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:23:55" (3/4) ... [2019-10-22 11:23:57,177 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:23:57,196 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 11:23:57,197 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 11:23:57,198 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 11:23:57,198 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:23:57,199 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:23:57,200 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:23:57,238 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-10-22 11:23:57,239 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive [2019-10-22 11:23:57,241 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 11:23:57,316 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a7801a1e-d500-4c4a-b27b-f26ce93a502a/bin/utaipan/witness.graphml [2019-10-22 11:23:57,316 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:23:57,318 INFO L168 Benchmark]: Toolchain (without parser) took 3393.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 941.0 MB in the beginning and 868.1 MB in the end (delta: 72.9 MB). Peak memory consumption was 196.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:57,319 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 963.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:23:57,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 540.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 935.6 MB in the beginning and 1.1 GB in the end (delta: -171.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:57,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.12 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:57,319 INFO L168 Benchmark]: Boogie Preprocessor took 48.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:23:57,320 INFO L168 Benchmark]: RCFGBuilder took 831.51 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: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:57,321 INFO L168 Benchmark]: TraceAbstraction took 1760.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 884.2 MB in the end (delta: 145.9 MB). Peak memory consumption was 145.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:57,321 INFO L168 Benchmark]: Witness Printer took 143.35 ms. Allocated memory is still 1.2 GB. Free memory was 884.2 MB in the beginning and 868.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:23:57,323 INFO L335 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 963.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 540.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 935.6 MB in the beginning and 1.1 GB in the end (delta: -171.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.12 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.63 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 831.51 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: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1760.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 884.2 MB in the end (delta: 145.9 MB). Peak memory consumption was 145.9 MB. Max. memory is 11.5 GB. * Witness Printer took 143.35 ms. Allocated memory is still 1.2 GB. Free memory was 884.2 MB in the beginning and 868.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 935]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 935]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 935]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0) && tmp == systemActive - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Result: SAFE, OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 432 SDtfs, 610 SDslu, 653 SDs, 0 SdLazy, 82 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 178 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 137 HoareAnnotationTreeSize, 44 FomulaSimplifications, 4534 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4976 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...