./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product02_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product02_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/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 9981d0431503a5384aa266d98ee0eb924dcc1f3e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 21:25:27,217 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 21:25:27,218 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 21:25:27,227 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 21:25:27,227 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 21:25:27,228 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 21:25:27,229 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 21:25:27,231 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 21:25:27,232 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 21:25:27,233 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 21:25:27,233 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 21:25:27,233 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 21:25:27,234 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 21:25:27,235 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 21:25:27,236 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 21:25:27,236 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 21:25:27,237 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 21:25:27,238 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 21:25:27,239 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 21:25:27,240 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 21:25:27,241 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 21:25:27,241 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 21:25:27,243 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 21:25:27,243 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 21:25:27,243 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 21:25:27,243 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 21:25:27,244 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 21:25:27,244 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 21:25:27,245 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 21:25:27,246 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 21:25:27,246 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 21:25:27,246 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 21:25:27,246 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 21:25:27,246 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 21:25:27,247 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 21:25:27,247 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 21:25:27,247 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 21:25:27,254 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 21:25:27,254 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 21:25:27,255 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 21:25:27,255 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 21:25:27,255 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 21:25:27,255 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 21:25:27,255 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 21:25:27,255 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 21:25:27,256 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 21:25:27,256 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 21:25:27,256 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 21:25:27,256 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 21:25:27,256 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 21:25:27,256 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 21:25:27,256 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 21:25:27,256 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 21:25:27,257 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 21:25:27,257 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 21:25:27,257 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 21:25:27,257 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 21:25:27,257 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 21:25:27,257 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 21:25:27,257 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 21:25:27,257 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 21:25:27,257 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 21:25:27,257 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 21:25:27,257 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 21:25:27,258 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 21:25:27,258 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 21:25:27,258 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 21:25:27,258 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 21:25:27,258 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 21:25:27,258 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 21:25:27,258 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 21:25:27,258 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 21:25:27,258 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 21:25:27,258 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_d889d9b7-897b-4226-86ba-450fe518e7ba/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 -> 9981d0431503a5384aa266d98ee0eb924dcc1f3e [2018-12-08 21:25:27,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 21:25:27,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 21:25:27,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 21:25:27,287 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 21:25:27,287 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 21:25:27,287 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product02_true-unreach-call_false-termination.cil.c [2018-12-08 21:25:27,324 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/data/9ac45c86f/98e970f91d9b4d5d97d2a4524d7e84af/FLAGd6e96fb54 [2018-12-08 21:25:27,762 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 21:25:27,762 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/sv-benchmarks/c/product-lines/minepump_spec5_product02_true-unreach-call_false-termination.cil.c [2018-12-08 21:25:27,768 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/data/9ac45c86f/98e970f91d9b4d5d97d2a4524d7e84af/FLAGd6e96fb54 [2018-12-08 21:25:27,775 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/data/9ac45c86f/98e970f91d9b4d5d97d2a4524d7e84af [2018-12-08 21:25:27,777 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 21:25:27,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 21:25:27,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 21:25:27,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 21:25:27,780 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 21:25:27,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:25:27" (1/1) ... [2018-12-08 21:25:27,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:27, skipping insertion in model container [2018-12-08 21:25:27,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:25:27" (1/1) ... [2018-12-08 21:25:27,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 21:25:27,805 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 21:25:27,944 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 21:25:27,986 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 21:25:28,027 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 21:25:28,041 INFO L195 MainTranslator]: Completed translation [2018-12-08 21:25:28,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28 WrapperNode [2018-12-08 21:25:28,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 21:25:28,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 21:25:28,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 21:25:28,042 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 21:25:28,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (1/1) ... [2018-12-08 21:25:28,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (1/1) ... [2018-12-08 21:25:28,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 21:25:28,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 21:25:28,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 21:25:28,061 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 21:25:28,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (1/1) ... [2018-12-08 21:25:28,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (1/1) ... [2018-12-08 21:25:28,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (1/1) ... [2018-12-08 21:25:28,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (1/1) ... [2018-12-08 21:25:28,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (1/1) ... [2018-12-08 21:25:28,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (1/1) ... [2018-12-08 21:25:28,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (1/1) ... [2018-12-08 21:25:28,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 21:25:28,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 21:25:28,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 21:25:28,081 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 21:25:28,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 21:25:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 21:25:28,113 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 21:25:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 21:25:28,113 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 21:25:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 21:25:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 21:25:28,113 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 21:25:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-08 21:25:28,113 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-08 21:25:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 21:25:28,113 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 21:25:28,113 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-08 21:25:28,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-08 21:25:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 21:25:28,114 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 21:25:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 21:25:28,114 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 21:25:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-08 21:25:28,114 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-08 21:25:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-08 21:25:28,114 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-08 21:25:28,114 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 21:25:28,115 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 21:25:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 21:25:28,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 21:25:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 21:25:28,115 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 21:25:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-08 21:25:28,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-08 21:25:28,115 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-08 21:25:28,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-08 21:25:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-08 21:25:28,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-08 21:25:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-08 21:25:28,116 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-08 21:25:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-08 21:25:28,116 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-08 21:25:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 21:25:28,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 21:25:28,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 21:25:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 21:25:28,117 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 21:25:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 21:25:28,117 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 21:25:28,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 21:25:28,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 21:25:28,385 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 21:25:28,385 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-08 21:25:28,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:25:28 BoogieIcfgContainer [2018-12-08 21:25:28,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 21:25:28,386 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 21:25:28,386 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 21:25:28,389 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 21:25:28,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 09:25:27" (1/3) ... [2018-12-08 21:25:28,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48cc421d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:25:28, skipping insertion in model container [2018-12-08 21:25:28,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:25:28" (2/3) ... [2018-12-08 21:25:28,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48cc421d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 09:25:28, skipping insertion in model container [2018-12-08 21:25:28,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:25:28" (3/3) ... [2018-12-08 21:25:28,392 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product02_true-unreach-call_false-termination.cil.c [2018-12-08 21:25:28,400 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 21:25:28,407 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 21:25:28,420 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 21:25:28,439 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 21:25:28,439 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 21:25:28,439 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 21:25:28,439 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 21:25:28,439 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 21:25:28,439 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 21:25:28,439 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 21:25:28,439 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 21:25:28,451 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2018-12-08 21:25:28,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 21:25:28,456 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:25:28,456 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-08 21:25:28,458 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:25:28,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:25:28,461 INFO L82 PathProgramCache]: Analyzing trace with hash 1763096333, now seen corresponding path program 1 times [2018-12-08 21:25:28,463 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 21:25:28,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:25:28,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:25:28,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:25:28,491 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 21:25:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:25:28,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 21:25:28,600 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:25:28,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 21:25:28,600 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 21:25:28,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 21:25:28,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 21:25:28,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 21:25:28,612 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2018-12-08 21:25:28,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:25:28,631 INFO L93 Difference]: Finished difference Result 186 states and 233 transitions. [2018-12-08 21:25:28,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 21:25:28,632 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-08 21:25:28,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:25:28,638 INFO L225 Difference]: With dead ends: 186 [2018-12-08 21:25:28,638 INFO L226 Difference]: Without dead ends: 95 [2018-12-08 21:25:28,640 INFO L631 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 [2018-12-08 21:25:28,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-12-08 21:25:28,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-12-08 21:25:28,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-12-08 21:25:28,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2018-12-08 21:25:28,669 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 110 transitions. Word has length 59 [2018-12-08 21:25:28,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:25:28,669 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 110 transitions. [2018-12-08 21:25:28,669 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 21:25:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 110 transitions. [2018-12-08 21:25:28,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 21:25:28,671 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:25:28,671 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-08 21:25:28,671 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:25:28,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:25:28,671 INFO L82 PathProgramCache]: Analyzing trace with hash -922456135, now seen corresponding path program 1 times [2018-12-08 21:25:28,671 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 21:25:28,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:25:28,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:25:28,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:25:28,672 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 21:25:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:25:28,723 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 21:25:28,723 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:25:28,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 21:25:28,724 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 21:25:28,725 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 21:25:28,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 21:25:28,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 21:25:28,726 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. Second operand 3 states. [2018-12-08 21:25:28,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:25:28,740 INFO L93 Difference]: Finished difference Result 131 states and 151 transitions. [2018-12-08 21:25:28,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 21:25:28,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-08 21:25:28,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:25:28,741 INFO L225 Difference]: With dead ends: 131 [2018-12-08 21:25:28,742 INFO L226 Difference]: Without dead ends: 86 [2018-12-08 21:25:28,742 INFO L631 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 [2018-12-08 21:25:28,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-12-08 21:25:28,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-12-08 21:25:28,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-12-08 21:25:28,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 98 transitions. [2018-12-08 21:25:28,751 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 98 transitions. Word has length 60 [2018-12-08 21:25:28,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:25:28,751 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 98 transitions. [2018-12-08 21:25:28,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 21:25:28,752 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2018-12-08 21:25:28,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 21:25:28,753 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:25:28,753 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-08 21:25:28,753 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:25:28,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:25:28,754 INFO L82 PathProgramCache]: Analyzing trace with hash -554954857, now seen corresponding path program 1 times [2018-12-08 21:25:28,754 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 21:25:28,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:25:28,755 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:25:28,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:25:28,755 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 21:25:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:25:28,819 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 21:25:28,820 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:25:28,820 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 21:25:28,820 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 21:25:28,820 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 21:25:28,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 21:25:28,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-08 21:25:28,821 INFO L87 Difference]: Start difference. First operand 86 states and 98 transitions. Second operand 7 states. [2018-12-08 21:25:28,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:25:28,946 INFO L93 Difference]: Finished difference Result 144 states and 169 transitions. [2018-12-08 21:25:28,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 21:25:28,947 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-12-08 21:25:28,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:25:28,947 INFO L225 Difference]: With dead ends: 144 [2018-12-08 21:25:28,947 INFO L226 Difference]: Without dead ends: 86 [2018-12-08 21:25:28,948 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-08 21:25:28,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-12-08 21:25:28,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-12-08 21:25:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-12-08 21:25:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 97 transitions. [2018-12-08 21:25:28,953 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 97 transitions. Word has length 65 [2018-12-08 21:25:28,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:25:28,954 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 97 transitions. [2018-12-08 21:25:28,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 21:25:28,954 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2018-12-08 21:25:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 21:25:28,955 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 21:25:28,955 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-08 21:25:28,956 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 21:25:28,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 21:25:28,956 INFO L82 PathProgramCache]: Analyzing trace with hash -1513736085, now seen corresponding path program 1 times [2018-12-08 21:25:28,956 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 21:25:28,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:25:28,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 21:25:28,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 21:25:28,957 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 21:25:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 21:25:29,009 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 21:25:29,010 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 21:25:29,010 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 21:25:29,010 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 21:25:29,010 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 21:25:29,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 21:25:29,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 21:25:29,011 INFO L87 Difference]: Start difference. First operand 86 states and 97 transitions. Second operand 6 states. [2018-12-08 21:25:29,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 21:25:29,090 INFO L93 Difference]: Finished difference Result 138 states and 161 transitions. [2018-12-08 21:25:29,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 21:25:29,091 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-12-08 21:25:29,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 21:25:29,091 INFO L225 Difference]: With dead ends: 138 [2018-12-08 21:25:29,092 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 21:25:29,092 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-08 21:25:29,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 21:25:29,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 21:25:29,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 21:25:29,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 21:25:29,093 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2018-12-08 21:25:29,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 21:25:29,093 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 21:25:29,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 21:25:29,094 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 21:25:29,094 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 21:25:29,098 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 21:25:29,322 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 530 536) no Hoare annotation was computed. [2018-12-08 21:25:29,322 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 530 536) the Hoare annotation is: true [2018-12-08 21:25:29,322 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 765 771) the Hoare annotation is: true [2018-12-08 21:25:29,322 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 765 771) no Hoare annotation was computed. [2018-12-08 21:25:29,322 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 772 780) no Hoare annotation was computed. [2018-12-08 21:25:29,323 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 772 780) the Hoare annotation is: true [2018-12-08 21:25:29,323 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 772 780) no Hoare annotation was computed. [2018-12-08 21:25:29,323 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 619 684) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-12-08 21:25:29,323 INFO L448 ceAbstractionStarter]: For program point L667(lines 667 671) no Hoare annotation was computed. [2018-12-08 21:25:29,323 INFO L444 ceAbstractionStarter]: At program point L667-2(lines 659 672) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 21:25:29,323 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 619 684) no Hoare annotation was computed. [2018-12-08 21:25:29,323 INFO L448 ceAbstractionStarter]: For program point L630(lines 629 676) no Hoare annotation was computed. [2018-12-08 21:25:29,324 INFO L444 ceAbstractionStarter]: At program point L661(line 661) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 21:25:29,324 INFO L448 ceAbstractionStarter]: For program point L659(lines 659 672) no Hoare annotation was computed. [2018-12-08 21:25:29,324 INFO L444 ceAbstractionStarter]: At program point L651(line 651) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 21:25:29,324 INFO L448 ceAbstractionStarter]: For program point L649(lines 649 655) no Hoare annotation was computed. [2018-12-08 21:25:29,324 INFO L448 ceAbstractionStarter]: For program point L649-1(lines 649 655) no Hoare annotation was computed. [2018-12-08 21:25:29,324 INFO L444 ceAbstractionStarter]: At program point L674(lines 629 676) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 21:25:29,324 INFO L444 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 21:25:29,325 INFO L448 ceAbstractionStarter]: For program point L639(lines 639 645) no Hoare annotation was computed. [2018-12-08 21:25:29,325 INFO L448 ceAbstractionStarter]: For program point L639-1(lines 639 645) no Hoare annotation was computed. [2018-12-08 21:25:29,325 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 635) no Hoare annotation was computed. [2018-12-08 21:25:29,325 INFO L444 ceAbstractionStarter]: At program point L677(lines 628 678) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 21:25:29,325 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 619 684) no Hoare annotation was computed. [2018-12-08 21:25:29,325 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 696 703) the Hoare annotation is: true [2018-12-08 21:25:29,325 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 696 703) no Hoare annotation was computed. [2018-12-08 21:25:29,325 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 696 703) no Hoare annotation was computed. [2018-12-08 21:25:29,325 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 704 713) the Hoare annotation is: true [2018-12-08 21:25:29,326 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 704 713) no Hoare annotation was computed. [2018-12-08 21:25:29,326 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 704 713) no Hoare annotation was computed. [2018-12-08 21:25:29,326 INFO L448 ceAbstractionStarter]: For program point L709(line 709) no Hoare annotation was computed. [2018-12-08 21:25:29,326 INFO L444 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-12-08 21:25:29,326 INFO L448 ceAbstractionStarter]: For program point L727(lines 727 733) no Hoare annotation was computed. [2018-12-08 21:25:29,326 INFO L448 ceAbstractionStarter]: For program point L726(lines 726 736) no Hoare annotation was computed. [2018-12-08 21:25:29,326 INFO L451 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: true [2018-12-08 21:25:29,326 INFO L448 ceAbstractionStarter]: For program point L724-1(line 724) no Hoare annotation was computed. [2018-12-08 21:25:29,326 INFO L448 ceAbstractionStarter]: For program point L722(lines 722 739) no Hoare annotation was computed. [2018-12-08 21:25:29,327 INFO L448 ceAbstractionStarter]: For program point L722-1(lines 714 742) no Hoare annotation was computed. [2018-12-08 21:25:29,327 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 714 742) the Hoare annotation is: true [2018-12-08 21:25:29,327 INFO L451 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: true [2018-12-08 21:25:29,327 INFO L448 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2018-12-08 21:25:29,327 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 714 742) no Hoare annotation was computed. [2018-12-08 21:25:29,327 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 872) no Hoare annotation was computed. [2018-12-08 21:25:29,327 INFO L448 ceAbstractionStarter]: For program point L865-1(lines 865 872) no Hoare annotation was computed. [2018-12-08 21:25:29,327 INFO L448 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2018-12-08 21:25:29,327 INFO L444 ceAbstractionStarter]: At program point L862(line 862) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-12-08 21:25:29,328 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 855 877) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-12-08 21:25:29,328 INFO L444 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-12-08 21:25:29,328 INFO L444 ceAbstractionStarter]: At program point L861-1(line 861) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-12-08 21:25:29,328 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 855 877) no Hoare annotation was computed. [2018-12-08 21:25:29,328 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 855 877) no Hoare annotation was computed. [2018-12-08 21:25:29,328 INFO L444 ceAbstractionStarter]: At program point L867(line 867) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= main_~tmp~5 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 21:25:29,328 INFO L444 ceAbstractionStarter]: At program point L867-1(line 867) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= main_~tmp~5 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 21:25:29,328 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 564 572) no Hoare annotation was computed. [2018-12-08 21:25:29,329 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 564 572) the Hoare annotation is: true [2018-12-08 21:25:29,329 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 564 572) no Hoare annotation was computed. [2018-12-08 21:25:29,329 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 21:25:29,329 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-08 21:25:29,329 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 21:25:29,329 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 482 490) the Hoare annotation is: true [2018-12-08 21:25:29,329 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 482 490) no Hoare annotation was computed. [2018-12-08 21:25:29,329 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 482 490) no Hoare annotation was computed. [2018-12-08 21:25:29,329 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 438 449) the Hoare annotation is: true [2018-12-08 21:25:29,330 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2018-12-08 21:25:29,330 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 438 449) no Hoare annotation was computed. [2018-12-08 21:25:29,330 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 783 812) no Hoare annotation was computed. [2018-12-08 21:25:29,330 INFO L448 ceAbstractionStarter]: For program point L797(lines 797 801) no Hoare annotation was computed. [2018-12-08 21:25:29,330 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 783 812) the Hoare annotation is: true [2018-12-08 21:25:29,330 INFO L451 ceAbstractionStarter]: At program point L797-1(lines 797 801) the Hoare annotation is: true [2018-12-08 21:25:29,330 INFO L448 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-12-08 21:25:29,330 INFO L451 ceAbstractionStarter]: At program point L793-2(lines 793 807) the Hoare annotation is: true [2018-12-08 21:25:29,330 INFO L451 ceAbstractionStarter]: At program point L789(line 789) the Hoare annotation is: true [2018-12-08 21:25:29,330 INFO L448 ceAbstractionStarter]: For program point L789-1(line 789) no Hoare annotation was computed. [2018-12-08 21:25:29,331 INFO L451 ceAbstractionStarter]: At program point L808(lines 783 812) the Hoare annotation is: true [2018-12-08 21:25:29,331 INFO L448 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-12-08 21:25:29,331 INFO L444 ceAbstractionStarter]: At program point L512(line 512) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-12-08 21:25:29,331 INFO L448 ceAbstractionStarter]: For program point L510(lines 506 528) no Hoare annotation was computed. [2018-12-08 21:25:29,331 INFO L448 ceAbstractionStarter]: For program point L508(lines 506 528) no Hoare annotation was computed. [2018-12-08 21:25:29,331 INFO L451 ceAbstractionStarter]: At program point timeShiftENTRY(lines 503 529) the Hoare annotation is: true [2018-12-08 21:25:29,331 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 503 529) no Hoare annotation was computed. [2018-12-08 21:25:29,331 INFO L451 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: true [2018-12-08 21:25:29,331 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 503 529) no Hoare annotation was computed. [2018-12-08 21:25:29,331 INFO L451 ceAbstractionStarter]: At program point L517(lines 517 523) the Hoare annotation is: true [2018-12-08 21:25:29,332 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 414 425) no Hoare annotation was computed. [2018-12-08 21:25:29,332 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 414 425) the Hoare annotation is: true [2018-12-08 21:25:29,332 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 414 425) no Hoare annotation was computed. [2018-12-08 21:25:29,332 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 758 764) no Hoare annotation was computed. [2018-12-08 21:25:29,332 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 758 764) the Hoare annotation is: true [2018-12-08 21:25:29,332 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 837 843) no Hoare annotation was computed. [2018-12-08 21:25:29,332 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 837 843) the Hoare annotation is: true [2018-12-08 21:25:29,332 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 21:25:29,332 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-08 21:25:29,333 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 21:25:29,333 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 21:25:29,333 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 609 616) no Hoare annotation was computed. [2018-12-08 21:25:29,333 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 609 616) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-12-08 21:25:29,333 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 609 616) no Hoare annotation was computed. [2018-12-08 21:25:29,333 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 426 437) no Hoare annotation was computed. [2018-12-08 21:25:29,333 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 426 437) no Hoare annotation was computed. [2018-12-08 21:25:29,333 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 426 437) the Hoare annotation is: true [2018-12-08 21:25:29,333 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 686 693) no Hoare annotation was computed. [2018-12-08 21:25:29,333 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 686 693) the Hoare annotation is: true [2018-12-08 21:25:29,334 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 690) no Hoare annotation was computed. [2018-12-08 21:25:29,334 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 686 693) no Hoare annotation was computed. [2018-12-08 21:25:29,334 INFO L444 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-12-08 21:25:29,334 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 844 854) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-12-08 21:25:29,334 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 844 854) no Hoare annotation was computed. [2018-12-08 21:25:29,334 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 844 854) no Hoare annotation was computed. [2018-12-08 21:25:29,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 09:25:29 BoogieIcfgContainer [2018-12-08 21:25:29,344 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 21:25:29,344 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 21:25:29,345 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 21:25:29,345 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 21:25:29,345 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 09:25:28" (3/4) ... [2018-12-08 21:25:29,348 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 21:25:29,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-08 21:25:29,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 21:25:29,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 21:25:29,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 21:25:29,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-08 21:25:29,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-08 21:25:29,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-08 21:25:29,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 21:25:29,355 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-08 21:25:29,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 21:25:29,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-08 21:25:29,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 21:25:29,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 21:25:29,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 21:25:29,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-08 21:25:29,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 21:25:29,356 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 21:25:29,357 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-08 21:25:29,357 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 21:25:29,357 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 21:25:29,357 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-08 21:25:29,362 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-12-08 21:25:29,362 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-08 21:25:29,363 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 21:25:29,363 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 21:25:29,363 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 21:25:29,363 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 21:25:29,388 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || (systemActive == 1 && splverifierCounter == 0)) || !(\old(systemActive) == 1) [2018-12-08 21:25:29,388 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || !(\old(systemActive) == 1) [2018-12-08 21:25:29,418 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d889d9b7-897b-4226-86ba-450fe518e7ba/bin-2019/utaipan/witness.graphml [2018-12-08 21:25:29,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 21:25:29,419 INFO L168 Benchmark]: Toolchain (without parser) took 1641.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 953.5 MB in the beginning and 876.4 MB in the end (delta: 77.0 MB). Peak memory consumption was 223.3 MB. Max. memory is 11.5 GB. [2018-12-08 21:25:29,420 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 21:25:29,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -177.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2018-12-08 21:25:29,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.00 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. [2018-12-08 21:25:29,421 INFO L168 Benchmark]: Boogie Preprocessor took 19.36 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. [2018-12-08 21:25:29,421 INFO L168 Benchmark]: RCFGBuilder took 305.01 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: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 11.5 GB. [2018-12-08 21:25:29,421 INFO L168 Benchmark]: TraceAbstraction took 957.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 883.2 MB in the end (delta: 201.0 MB). Peak memory consumption was 201.0 MB. Max. memory is 11.5 GB. [2018-12-08 21:25:29,421 INFO L168 Benchmark]: Witness Printer took 73.53 ms. Allocated memory is still 1.2 GB. Free memory was 883.2 MB in the beginning and 876.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-08 21:25:29,423 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 263.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -177.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.00 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. * Boogie Preprocessor took 19.36 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 305.01 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: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 957.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 883.2 MB in the end (delta: 201.0 MB). Peak memory consumption was 201.0 MB. Max. memory is 11.5 GB. * Witness Printer took 73.53 ms. Allocated memory is still 1.2 GB. Free memory was 883.2 MB in the beginning and 876.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 690]: 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: 793]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || (systemActive == 1 && splverifierCounter == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(\old(systemActive) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 108 locations, 1 error locations. SAFE Result, 0.9s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 396 SDtfs, 191 SDslu, 494 SDs, 0 SdLazy, 140 SolverSat, 41 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 130 PreInvPairs, 138 NumberOfFragments, 268 HoareAnnotationTreeSize, 130 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 308 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 25622 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...