./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product03_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_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/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 181dcb39cfcdf755d846c39f79068002a5e5061c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 18:25:18,067 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 18:25:18,068 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 18:25:18,074 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 18:25:18,074 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 18:25:18,074 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 18:25:18,075 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 18:25:18,076 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 18:25:18,076 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 18:25:18,077 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 18:25:18,077 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 18:25:18,077 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 18:25:18,078 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 18:25:18,078 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 18:25:18,079 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 18:25:18,079 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 18:25:18,080 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 18:25:18,080 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 18:25:18,081 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 18:25:18,082 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 18:25:18,082 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 18:25:18,083 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 18:25:18,084 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 18:25:18,084 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 18:25:18,084 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 18:25:18,085 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 18:25:18,085 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 18:25:18,086 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 18:25:18,086 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 18:25:18,087 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 18:25:18,087 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 18:25:18,087 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 18:25:18,087 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 18:25:18,087 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 18:25:18,088 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 18:25:18,088 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 18:25:18,088 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-08 18:25:18,095 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 18:25:18,095 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 18:25:18,096 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 18:25:18,096 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 18:25:18,096 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-08 18:25:18,096 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-08 18:25:18,096 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-08 18:25:18,096 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-08 18:25:18,096 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-08 18:25:18,096 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-08 18:25:18,097 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-08 18:25:18,097 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-08 18:25:18,097 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-08 18:25:18,097 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 18:25:18,097 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 18:25:18,097 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 18:25:18,097 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 18:25:18,097 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 18:25:18,098 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 18:25:18,098 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 18:25:18,098 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 18:25:18,098 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 18:25:18,098 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 18:25:18,098 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 18:25:18,098 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 18:25:18,098 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 18:25:18,098 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 18:25:18,098 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 18:25:18,098 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 18:25:18,099 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 18:25:18,099 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 18:25:18,099 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 18:25:18,099 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-08 18:25:18,099 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 18:25:18,099 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 18:25:18,099 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-08 18:25:18,099 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_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/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 -> 181dcb39cfcdf755d846c39f79068002a5e5061c [2018-12-08 18:25:18,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 18:25:18,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 18:25:18,125 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 18:25:18,126 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 18:25:18,126 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 18:25:18,127 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c [2018-12-08 18:25:18,165 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/data/93b42b11c/f90a19cd4dd94b17839f4d6665a5ecfe/FLAG0be7baf5b [2018-12-08 18:25:18,563 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 18:25:18,564 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c [2018-12-08 18:25:18,570 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/data/93b42b11c/f90a19cd4dd94b17839f4d6665a5ecfe/FLAG0be7baf5b [2018-12-08 18:25:18,579 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/data/93b42b11c/f90a19cd4dd94b17839f4d6665a5ecfe [2018-12-08 18:25:18,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 18:25:18,581 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 18:25:18,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 18:25:18,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 18:25:18,584 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 18:25:18,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c8a763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18, skipping insertion in model container [2018-12-08 18:25:18,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 18:25:18,611 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 18:25:18,756 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 18:25:18,800 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 18:25:18,850 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 18:25:18,866 INFO L195 MainTranslator]: Completed translation [2018-12-08 18:25:18,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18 WrapperNode [2018-12-08 18:25:18,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 18:25:18,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 18:25:18,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 18:25:18,867 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 18:25:18,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 18:25:18,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 18:25:18,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 18:25:18,887 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 18:25:18,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (1/1) ... [2018-12-08 18:25:18,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 18:25:18,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 18:25:18,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 18:25:18,908 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 18:25:18,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/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 18:25:18,943 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-08 18:25:18,944 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-08 18:25:18,944 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-08 18:25:18,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-08 18:25:18,944 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-08 18:25:18,944 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-08 18:25:18,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 18:25:18,944 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-08 18:25:18,944 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-08 18:25:18,944 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-08 18:25:18,944 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-08 18:25:18,944 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-08 18:25:18,944 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-08 18:25:18,944 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-08 18:25:18,945 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-08 18:25:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 18:25:18,945 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 18:25:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 18:25:18,945 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 18:25:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-08 18:25:18,945 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-08 18:25:18,945 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 18:25:18,945 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 18:25:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-08 18:25:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-08 18:25:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-08 18:25:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-08 18:25:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-08 18:25:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-08 18:25:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-08 18:25:18,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-08 18:25:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-08 18:25:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-08 18:25:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-08 18:25:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-08 18:25:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-08 18:25:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-08 18:25:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-08 18:25:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-08 18:25:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 18:25:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-08 18:25:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-08 18:25:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 18:25:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 18:25:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-08 18:25:18,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-08 18:25:18,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 18:25:18,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 18:25:19,208 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 18:25:19,208 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-08 18:25:19,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 06:25:19 BoogieIcfgContainer [2018-12-08 18:25:19,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 18:25:19,210 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-08 18:25:19,210 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-08 18:25:19,212 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-08 18:25:19,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.12 06:25:18" (1/3) ... [2018-12-08 18:25:19,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c4545b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 06:25:19, skipping insertion in model container [2018-12-08 18:25:19,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 06:25:18" (2/3) ... [2018-12-08 18:25:19,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c4545b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.12 06:25:19, skipping insertion in model container [2018-12-08 18:25:19,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 06:25:19" (3/3) ... [2018-12-08 18:25:19,215 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product03_true-unreach-call_false-termination.cil.c [2018-12-08 18:25:19,224 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-08 18:25:19,230 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-08 18:25:19,242 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-08 18:25:19,262 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-08 18:25:19,262 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-08 18:25:19,262 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-08 18:25:19,263 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-08 18:25:19,263 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-08 18:25:19,263 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-08 18:25:19,263 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-08 18:25:19,263 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-08 18:25:19,274 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2018-12-08 18:25:19,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-08 18:25:19,279 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 18:25:19,280 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 18:25:19,281 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 18:25:19,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 18:25:19,284 INFO L82 PathProgramCache]: Analyzing trace with hash -302037077, now seen corresponding path program 1 times [2018-12-08 18:25:19,285 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 18:25:19,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 18:25:19,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 18:25:19,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 18:25:19,313 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 18:25:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 18:25:19,428 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 18:25:19,429 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 18:25:19,429 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-08 18:25:19,429 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 18:25:19,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-08 18:25:19,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-08 18:25:19,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-08 18:25:19,441 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 2 states. [2018-12-08 18:25:19,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 18:25:19,461 INFO L93 Difference]: Finished difference Result 196 states and 245 transitions. [2018-12-08 18:25:19,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-08 18:25:19,462 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-08 18:25:19,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 18:25:19,468 INFO L225 Difference]: With dead ends: 196 [2018-12-08 18:25:19,468 INFO L226 Difference]: Without dead ends: 100 [2018-12-08 18:25:19,470 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 18:25:19,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-12-08 18:25:19,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-12-08 18:25:19,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-12-08 18:25:19,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 116 transitions. [2018-12-08 18:25:19,499 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 116 transitions. Word has length 59 [2018-12-08 18:25:19,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 18:25:19,499 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 116 transitions. [2018-12-08 18:25:19,499 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-08 18:25:19,499 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2018-12-08 18:25:19,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 18:25:19,501 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 18:25:19,501 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 18:25:19,501 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 18:25:19,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 18:25:19,502 INFO L82 PathProgramCache]: Analyzing trace with hash -1977816615, now seen corresponding path program 1 times [2018-12-08 18:25:19,502 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 18:25:19,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 18:25:19,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 18:25:19,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 18:25:19,503 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 18:25:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 18:25:19,556 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 18:25:19,557 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 18:25:19,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-08 18:25:19,557 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 18:25:19,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-08 18:25:19,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-08 18:25:19,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-08 18:25:19,558 INFO L87 Difference]: Start difference. First operand 100 states and 116 transitions. Second operand 3 states. [2018-12-08 18:25:19,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 18:25:19,568 INFO L93 Difference]: Finished difference Result 136 states and 157 transitions. [2018-12-08 18:25:19,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-08 18:25:19,569 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-08 18:25:19,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 18:25:19,569 INFO L225 Difference]: With dead ends: 136 [2018-12-08 18:25:19,570 INFO L226 Difference]: Without dead ends: 91 [2018-12-08 18:25:19,570 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 18:25:19,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2018-12-08 18:25:19,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2018-12-08 18:25:19,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-12-08 18:25:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 104 transitions. [2018-12-08 18:25:19,577 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 104 transitions. Word has length 60 [2018-12-08 18:25:19,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 18:25:19,577 INFO L480 AbstractCegarLoop]: Abstraction has 91 states and 104 transitions. [2018-12-08 18:25:19,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-08 18:25:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2018-12-08 18:25:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 18:25:19,578 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 18:25:19,578 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] [2018-12-08 18:25:19,578 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 18:25:19,578 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 18:25:19,578 INFO L82 PathProgramCache]: Analyzing trace with hash 1975290177, now seen corresponding path program 1 times [2018-12-08 18:25:19,578 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 18:25:19,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 18:25:19,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 18:25:19,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 18:25:19,579 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 18:25:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 18:25:19,648 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 18:25:19,648 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 18:25:19,649 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-08 18:25:19,649 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 18:25:19,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-08 18:25:19,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-08 18:25:19,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-08 18:25:19,649 INFO L87 Difference]: Start difference. First operand 91 states and 104 transitions. Second operand 7 states. [2018-12-08 18:25:19,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 18:25:19,843 INFO L93 Difference]: Finished difference Result 273 states and 330 transitions. [2018-12-08 18:25:19,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-08 18:25:19,844 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-12-08 18:25:19,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 18:25:19,848 INFO L225 Difference]: With dead ends: 273 [2018-12-08 18:25:19,848 INFO L226 Difference]: Without dead ends: 210 [2018-12-08 18:25:19,849 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 18:25:19,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-12-08 18:25:19,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 190. [2018-12-08 18:25:19,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2018-12-08 18:25:19,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 228 transitions. [2018-12-08 18:25:19,872 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 228 transitions. Word has length 64 [2018-12-08 18:25:19,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 18:25:19,873 INFO L480 AbstractCegarLoop]: Abstraction has 190 states and 228 transitions. [2018-12-08 18:25:19,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-08 18:25:19,873 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 228 transitions. [2018-12-08 18:25:19,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 18:25:19,875 INFO L394 BasicCegarLoop]: Found error trace [2018-12-08 18:25:19,875 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] [2018-12-08 18:25:19,875 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-08 18:25:19,876 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 18:25:19,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1243168092, now seen corresponding path program 1 times [2018-12-08 18:25:19,876 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-08 18:25:19,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 18:25:19,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-08 18:25:19,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-08 18:25:19,877 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-08 18:25:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 18:25:19,958 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 18:25:19,958 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-08 18:25:19,959 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-08 18:25:19,959 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-08 18:25:19,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-08 18:25:19,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-08 18:25:19,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-08 18:25:19,960 INFO L87 Difference]: Start difference. First operand 190 states and 228 transitions. Second operand 6 states. [2018-12-08 18:25:20,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-08 18:25:20,064 INFO L93 Difference]: Finished difference Result 336 states and 415 transitions. [2018-12-08 18:25:20,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-08 18:25:20,065 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2018-12-08 18:25:20,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-08 18:25:20,065 INFO L225 Difference]: With dead ends: 336 [2018-12-08 18:25:20,065 INFO L226 Difference]: Without dead ends: 0 [2018-12-08 18:25:20,067 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 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 18:25:20,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-08 18:25:20,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-08 18:25:20,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-08 18:25:20,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-08 18:25:20,068 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2018-12-08 18:25:20,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-08 18:25:20,068 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-08 18:25:20,068 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-08 18:25:20,068 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-08 18:25:20,068 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 18:25:20,072 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-08 18:25:20,305 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 610 617) the Hoare annotation is: true [2018-12-08 18:25:20,305 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 610 617) no Hoare annotation was computed. [2018-12-08 18:25:20,305 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 610 617) no Hoare annotation was computed. [2018-12-08 18:25:20,305 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 595 601) no Hoare annotation was computed. [2018-12-08 18:25:20,305 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 595 601) the Hoare annotation is: true [2018-12-08 18:25:20,305 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2018-12-08 18:25:20,305 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2018-12-08 18:25:20,305 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2018-12-08 18:25:20,305 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2018-12-08 18:25:20,306 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2018-12-08 18:25:20,306 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 759 766) the Hoare annotation is: true [2018-12-08 18:25:20,306 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 759 766) no Hoare annotation was computed. [2018-12-08 18:25:20,306 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 759 766) no Hoare annotation was computed. [2018-12-08 18:25:20,306 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 690 755) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,306 INFO L448 ceAbstractionStarter]: For program point L702(lines 702 706) no Hoare annotation was computed. [2018-12-08 18:25:20,306 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 690 755) no Hoare annotation was computed. [2018-12-08 18:25:20,306 INFO L444 ceAbstractionStarter]: At program point L748(lines 699 749) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,306 INFO L444 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,306 INFO L448 ceAbstractionStarter]: For program point L736(lines 736 742) no Hoare annotation was computed. [2018-12-08 18:25:20,306 INFO L444 ceAbstractionStarter]: At program point L736-1(lines 730 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,306 INFO L448 ceAbstractionStarter]: For program point L701(lines 700 747) no Hoare annotation was computed. [2018-12-08 18:25:20,306 INFO L448 ceAbstractionStarter]: For program point L730(lines 730 743) no Hoare annotation was computed. [2018-12-08 18:25:20,306 INFO L444 ceAbstractionStarter]: At program point L722(line 722) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point L720(lines 720 726) no Hoare annotation was computed. [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2018-12-08 18:25:20,307 INFO L444 ceAbstractionStarter]: At program point L745(lines 700 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,307 INFO L444 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 716) no Hoare annotation was computed. [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point L710-1(lines 710 716) no Hoare annotation was computed. [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 690 755) no Hoare annotation was computed. [2018-12-08 18:25:20,307 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 767 776) the Hoare annotation is: true [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 767 776) no Hoare annotation was computed. [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 767 776) no Hoare annotation was computed. [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point L772(line 772) no Hoare annotation was computed. [2018-12-08 18:25:20,307 INFO L444 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point L790(lines 790 796) no Hoare annotation was computed. [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 799) no Hoare annotation was computed. [2018-12-08 18:25:20,307 INFO L451 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: true [2018-12-08 18:25:20,307 INFO L448 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2018-12-08 18:25:20,308 INFO L448 ceAbstractionStarter]: For program point L785(lines 785 802) no Hoare annotation was computed. [2018-12-08 18:25:20,308 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 777 805) the Hoare annotation is: true [2018-12-08 18:25:20,308 INFO L448 ceAbstractionStarter]: For program point L785-1(lines 777 805) no Hoare annotation was computed. [2018-12-08 18:25:20,308 INFO L451 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-12-08 18:25:20,308 INFO L448 ceAbstractionStarter]: For program point L783-1(line 783) no Hoare annotation was computed. [2018-12-08 18:25:20,308 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 777 805) no Hoare annotation was computed. [2018-12-08 18:25:20,308 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 497 519) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,308 INFO L444 ceAbstractionStarter]: At program point L509(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,308 INFO L444 ceAbstractionStarter]: At program point L509-1(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,308 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 514) no Hoare annotation was computed. [2018-12-08 18:25:20,308 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 507 514) no Hoare annotation was computed. [2018-12-08 18:25:20,308 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-08 18:25:20,308 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 497 519) no Hoare annotation was computed. [2018-12-08 18:25:20,309 INFO L444 ceAbstractionStarter]: At program point L504(line 504) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,309 INFO L444 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,309 INFO L444 ceAbstractionStarter]: At program point L503-1(line 503) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,309 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 497 519) no Hoare annotation was computed. [2018-12-08 18:25:20,309 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 674 688) no Hoare annotation was computed. [2018-12-08 18:25:20,309 INFO L444 ceAbstractionStarter]: At program point L680(line 680) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-12-08 18:25:20,309 INFO L448 ceAbstractionStarter]: For program point L678(lines 678 684) no Hoare annotation was computed. [2018-12-08 18:25:20,309 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 674 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-12-08 18:25:20,309 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 674 688) no Hoare annotation was computed. [2018-12-08 18:25:20,309 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 629 637) no Hoare annotation was computed. [2018-12-08 18:25:20,309 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 629 637) the Hoare annotation is: true [2018-12-08 18:25:20,309 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 629 637) no Hoare annotation was computed. [2018-12-08 18:25:20,309 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-08 18:25:20,310 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-08 18:25:20,310 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-08 18:25:20,310 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 877 885) the Hoare annotation is: true [2018-12-08 18:25:20,310 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 877 885) no Hoare annotation was computed. [2018-12-08 18:25:20,310 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 877 885) no Hoare annotation was computed. [2018-12-08 18:25:20,310 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 833 844) the Hoare annotation is: true [2018-12-08 18:25:20,310 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 833 844) no Hoare annotation was computed. [2018-12-08 18:25:20,310 INFO L448 ceAbstractionStarter]: For program point L837-1(lines 833 844) no Hoare annotation was computed. [2018-12-08 18:25:20,310 INFO L444 ceAbstractionStarter]: At program point L577(line 577) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-12-08 18:25:20,310 INFO L448 ceAbstractionStarter]: For program point L575(lines 571 593) no Hoare annotation was computed. [2018-12-08 18:25:20,310 INFO L448 ceAbstractionStarter]: For program point L573(lines 571 593) no Hoare annotation was computed. [2018-12-08 18:25:20,310 INFO L451 ceAbstractionStarter]: At program point timeShiftENTRY(lines 568 594) the Hoare annotation is: true [2018-12-08 18:25:20,310 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 568 594) no Hoare annotation was computed. [2018-12-08 18:25:20,311 INFO L444 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (or (not (= ~systemActive~0 0)) (not (= 0 ~pumpRunning~0))) [2018-12-08 18:25:20,311 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 568 594) no Hoare annotation was computed. [2018-12-08 18:25:20,311 INFO L451 ceAbstractionStarter]: At program point L582(lines 582 588) the Hoare annotation is: true [2018-12-08 18:25:20,311 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2018-12-08 18:25:20,311 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2018-12-08 18:25:20,311 INFO L451 ceAbstractionStarter]: At program point L442(lines 417 446) the Hoare annotation is: true [2018-12-08 18:25:20,311 INFO L448 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-12-08 18:25:20,311 INFO L448 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2018-12-08 18:25:20,311 INFO L451 ceAbstractionStarter]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2018-12-08 18:25:20,311 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-08 18:25:20,311 INFO L451 ceAbstractionStarter]: At program point L427-2(lines 427 441) the Hoare annotation is: true [2018-12-08 18:25:20,311 INFO L451 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-12-08 18:25:20,311 INFO L448 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-12-08 18:25:20,311 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 809 820) the Hoare annotation is: true [2018-12-08 18:25:20,312 INFO L448 ceAbstractionStarter]: For program point L813-1(lines 809 820) no Hoare annotation was computed. [2018-12-08 18:25:20,312 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 809 820) no Hoare annotation was computed. [2018-12-08 18:25:20,312 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2018-12-08 18:25:20,312 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2018-12-08 18:25:20,312 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 474 480) no Hoare annotation was computed. [2018-12-08 18:25:20,312 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 474 480) the Hoare annotation is: true [2018-12-08 18:25:20,312 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-08 18:25:20,312 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-12-08 18:25:20,312 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-08 18:25:20,312 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-08 18:25:20,312 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 821 832) no Hoare annotation was computed. [2018-12-08 18:25:20,312 INFO L448 ceAbstractionStarter]: For program point L825-1(lines 821 832) no Hoare annotation was computed. [2018-12-08 18:25:20,312 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 821 832) the Hoare annotation is: true [2018-12-08 18:25:20,312 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-08 18:25:20,312 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-08 18:25:20,313 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-08 18:25:20,313 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-08 18:25:20,313 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 483 493) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,313 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 483 493) no Hoare annotation was computed. [2018-12-08 18:25:20,313 INFO L444 ceAbstractionStarter]: At program point L488(line 488) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-08 18:25:20,313 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 483 493) no Hoare annotation was computed. [2018-12-08 18:25:20,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.12 06:25:20 BoogieIcfgContainer [2018-12-08 18:25:20,320 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-08 18:25:20,320 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 18:25:20,320 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 18:25:20,320 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 18:25:20,321 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 06:25:19" (3/4) ... [2018-12-08 18:25:20,323 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 18:25:20,327 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-08 18:25:20,327 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-08 18:25:20,327 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-08 18:25:20,327 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-08 18:25:20,328 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-08 18:25:20,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 18:25:20,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-08 18:25:20,329 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-08 18:25:20,332 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-12-08 18:25:20,333 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-08 18:25:20,333 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 18:25:20,333 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-08 18:25:20,333 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 18:25:20,333 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 18:25:20,351 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1) [2018-12-08 18:25:20,351 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) [2018-12-08 18:25:20,371 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a687b946-1d8e-4ce3-bccf-e3dd7192e7b9/bin-2019/utaipan/witness.graphml [2018-12-08 18:25:20,371 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 18:25:20,371 INFO L168 Benchmark]: Toolchain (without parser) took 1790.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -144.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 18:25:20,372 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 18:25:20,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 285.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. [2018-12-08 18:25:20,373 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 18:25:20,373 INFO L168 Benchmark]: Boogie Preprocessor took 21.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 18:25:20,373 INFO L168 Benchmark]: RCFGBuilder took 301.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. [2018-12-08 18:25:20,373 INFO L168 Benchmark]: TraceAbstraction took 1110.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -43.4 MB). Peak memory consumption was 212.4 MB. Max. memory is 11.5 GB. [2018-12-08 18:25:20,373 INFO L168 Benchmark]: Witness Printer took 50.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-08 18:25:20,374 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 285.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.5 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 301.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1110.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -43.4 MB). Peak memory consumption was 212.4 MB. Max. memory is 11.5 GB. * Witness Printer took 50.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 700]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 113 locations, 1 error locations. SAFE Result, 1.0s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 447 SDtfs, 217 SDslu, 772 SDs, 0 SdLazy, 205 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=190occurred in iteration=3, 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, 20 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 197 PreInvPairs, 218 NumberOfFragments, 301 HoareAnnotationTreeSize, 197 FomulaSimplifications, 113 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 47 FomulaSimplificationsInter, 580 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 250 NumberOfCodeBlocks, 250 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 246 ConstructedInterpolants, 0 QuantifiedInterpolants, 24889 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...