./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product06_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_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product06_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/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 b261f373c94d4201e773fd055c7f1efffffc1032 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:03:45,950 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:03:45,951 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:03:45,957 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:03:45,957 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:03:45,958 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:03:45,958 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:03:45,959 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:03:45,960 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:03:45,960 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:03:45,960 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:03:45,960 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:03:45,961 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:03:45,961 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:03:45,962 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:03:45,962 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:03:45,963 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:03:45,964 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:03:45,965 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:03:45,966 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:03:45,967 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:03:45,967 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:03:45,968 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:03:45,968 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:03:45,969 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:03:45,969 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:03:45,969 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:03:45,970 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:03:45,971 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:03:45,971 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:03:45,971 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:03:45,972 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:03:45,972 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:03:45,972 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:03:45,973 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:03:45,973 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:03:45,974 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 01:03:45,982 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:03:45,982 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:03:45,983 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:03:45,983 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 01:03:45,983 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 01:03:45,983 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 01:03:45,983 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 01:03:45,983 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 01:03:45,984 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 01:03:45,984 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 01:03:45,984 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 01:03:45,984 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 01:03:45,984 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 01:03:45,985 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:03:45,985 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:03:45,985 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:03:45,985 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:03:45,985 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:03:45,985 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:03:45,986 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:03:45,986 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:03:45,986 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:03:45,986 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:03:45,986 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:03:45,986 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:03:45,986 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 01:03:45,987 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:03:45,987 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 01:03:45,987 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 01:03:45,987 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:03:45,987 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:03:45,987 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:03:45,987 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 01:03:45,988 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:03:45,988 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:03:45,988 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 01:03:45,988 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_d74a92ec-fa0c-44f3-87aa-bea57037a129/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 -> b261f373c94d4201e773fd055c7f1efffffc1032 [2018-12-09 01:03:46,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:03:46,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:03:46,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:03:46,024 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:03:46,025 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:03:46,025 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product06_true-unreach-call_false-termination.cil.c [2018-12-09 01:03:46,068 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/data/73e3e8744/72c0efd64b7040ebadf8a93b6f3e9bd8/FLAG3b2a3bc71 [2018-12-09 01:03:46,503 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:03:46,503 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/sv-benchmarks/c/product-lines/minepump_spec4_product06_true-unreach-call_false-termination.cil.c [2018-12-09 01:03:46,509 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/data/73e3e8744/72c0efd64b7040ebadf8a93b6f3e9bd8/FLAG3b2a3bc71 [2018-12-09 01:03:46,517 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/data/73e3e8744/72c0efd64b7040ebadf8a93b6f3e9bd8 [2018-12-09 01:03:46,519 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:03:46,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:03:46,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:03:46,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:03:46,523 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:03:46,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,525 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 09.12 01:03:46, skipping insertion in model container [2018-12-09 01:03:46,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:03:46,549 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:03:46,690 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:03:46,733 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:03:46,774 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:03:46,788 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:03:46,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46 WrapperNode [2018-12-09 01:03:46,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:03:46,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:03:46,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:03:46,789 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:03:46,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:03:46,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:03:46,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:03:46,810 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:03:46,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,829 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (1/1) ... [2018-12-09 01:03:46,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:03:46,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:03:46,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:03:46,832 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:03:46,832 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/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 [2018-12-09 01:03:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 01:03:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 01:03:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-12-09 01:03:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-12-09 01:03:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 01:03:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 01:03:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:03:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 01:03:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 01:03:46,865 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 01:03:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 01:03:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 01:03:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 01:03:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 01:03:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 01:03:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 01:03:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 01:03:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 01:03:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 01:03:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 01:03:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 01:03:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 01:03:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 01:03:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 01:03:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 01:03:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-09 01:03:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-09 01:03:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 01:03:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 01:03:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 01:03:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 01:03:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 01:03:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 01:03:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 01:03:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 01:03:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 01:03:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 01:03:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 01:03:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 01:03:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 01:03:46,867 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 01:03:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 01:03:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 01:03:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 01:03:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 01:03:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 01:03:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 01:03:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 01:03:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:03:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:03:47,120 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:03:47,120 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 01:03:47,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:03:47 BoogieIcfgContainer [2018-12-09 01:03:47,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:03:47,121 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 01:03:47,121 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 01:03:47,123 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 01:03:47,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 01:03:46" (1/3) ... [2018-12-09 01:03:47,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a739cf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:03:47, skipping insertion in model container [2018-12-09 01:03:47,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:03:46" (2/3) ... [2018-12-09 01:03:47,124 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a739cf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:03:47, skipping insertion in model container [2018-12-09 01:03:47,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:03:47" (3/3) ... [2018-12-09 01:03:47,126 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product06_true-unreach-call_false-termination.cil.c [2018-12-09 01:03:47,132 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 01:03:47,139 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 01:03:47,148 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 01:03:47,171 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 01:03:47,171 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 01:03:47,171 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 01:03:47,171 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 01:03:47,171 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 01:03:47,171 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 01:03:47,171 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 01:03:47,171 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 01:03:47,185 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2018-12-09 01:03:47,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 01:03:47,190 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:03:47,191 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:03:47,192 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:03:47,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:03:47,196 INFO L82 PathProgramCache]: Analyzing trace with hash -1470272802, now seen corresponding path program 1 times [2018-12-09 01:03:47,197 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:03:47,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:47,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:03:47,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:47,226 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:03:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:03:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:03:47,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:03:47,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 01:03:47,334 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:03:47,337 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 01:03:47,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 01:03:47,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 01:03:47,347 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 2 states. [2018-12-09 01:03:47,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:03:47,366 INFO L93 Difference]: Finished difference Result 212 states and 261 transitions. [2018-12-09 01:03:47,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 01:03:47,367 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-09 01:03:47,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:03:47,373 INFO L225 Difference]: With dead ends: 212 [2018-12-09 01:03:47,374 INFO L226 Difference]: Without dead ends: 106 [2018-12-09 01:03:47,376 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 [2018-12-09 01:03:47,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-12-09 01:03:47,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-12-09 01:03:47,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-12-09 01:03:47,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2018-12-09 01:03:47,403 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 46 [2018-12-09 01:03:47,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:03:47,403 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2018-12-09 01:03:47,403 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 01:03:47,403 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2018-12-09 01:03:47,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 01:03:47,405 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:03:47,405 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:03:47,405 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:03:47,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:03:47,405 INFO L82 PathProgramCache]: Analyzing trace with hash -444386040, now seen corresponding path program 1 times [2018-12-09 01:03:47,405 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:03:47,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:47,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:03:47,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:47,406 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:03:47,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:03:47,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:03:47,463 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:03:47,463 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 01:03:47,463 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:03:47,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:03:47,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:03:47,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:03:47,465 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 3 states. [2018-12-09 01:03:47,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:03:47,475 INFO L93 Difference]: Finished difference Result 157 states and 179 transitions. [2018-12-09 01:03:47,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:03:47,475 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-09 01:03:47,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:03:47,476 INFO L225 Difference]: With dead ends: 157 [2018-12-09 01:03:47,476 INFO L226 Difference]: Without dead ends: 97 [2018-12-09 01:03:47,477 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 [2018-12-09 01:03:47,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-12-09 01:03:47,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-12-09 01:03:47,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-09 01:03:47,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2018-12-09 01:03:47,484 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 47 [2018-12-09 01:03:47,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:03:47,484 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2018-12-09 01:03:47,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:03:47,484 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2018-12-09 01:03:47,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 01:03:47,485 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:03:47,485 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:03:47,485 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:03:47,485 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:03:47,485 INFO L82 PathProgramCache]: Analyzing trace with hash -780536263, now seen corresponding path program 1 times [2018-12-09 01:03:47,485 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:03:47,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:47,486 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:03:47,486 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:47,486 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:03:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:03:47,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:03:47,533 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:03:47,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 01:03:47,534 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:03:47,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:03:47,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:03:47,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:03:47,534 INFO L87 Difference]: Start difference. First operand 97 states and 110 transitions. Second operand 3 states. [2018-12-09 01:03:47,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:03:47,545 INFO L93 Difference]: Finished difference Result 170 states and 197 transitions. [2018-12-09 01:03:47,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:03:47,545 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-12-09 01:03:47,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:03:47,546 INFO L225 Difference]: With dead ends: 170 [2018-12-09 01:03:47,546 INFO L226 Difference]: Without dead ends: 97 [2018-12-09 01:03:47,547 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:03:47,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-12-09 01:03:47,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-12-09 01:03:47,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-12-09 01:03:47,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 109 transitions. [2018-12-09 01:03:47,552 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 109 transitions. Word has length 52 [2018-12-09 01:03:47,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:03:47,552 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 109 transitions. [2018-12-09 01:03:47,552 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:03:47,552 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2018-12-09 01:03:47,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 01:03:47,553 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:03:47,553 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:03:47,553 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:03:47,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:03:47,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1024878044, now seen corresponding path program 1 times [2018-12-09 01:03:47,554 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:03:47,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:47,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:03:47,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:47,554 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:03:47,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:03:47,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:03:47,630 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:03:47,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 01:03:47,630 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:03:47,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 01:03:47,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 01:03:47,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 01:03:47,631 INFO L87 Difference]: Start difference. First operand 97 states and 109 transitions. Second operand 10 states. [2018-12-09 01:03:47,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:03:47,919 INFO L93 Difference]: Finished difference Result 296 states and 357 transitions. [2018-12-09 01:03:47,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 01:03:47,920 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-12-09 01:03:47,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:03:47,922 INFO L225 Difference]: With dead ends: 296 [2018-12-09 01:03:47,922 INFO L226 Difference]: Without dead ends: 223 [2018-12-09 01:03:47,923 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-12-09 01:03:47,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2018-12-09 01:03:47,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 219. [2018-12-09 01:03:47,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2018-12-09 01:03:47,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 255 transitions. [2018-12-09 01:03:47,940 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 255 transitions. Word has length 60 [2018-12-09 01:03:47,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:03:47,940 INFO L480 AbstractCegarLoop]: Abstraction has 219 states and 255 transitions. [2018-12-09 01:03:47,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 01:03:47,941 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 255 transitions. [2018-12-09 01:03:47,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 01:03:47,942 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:03:47,942 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:03:47,942 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:03:47,942 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:03:47,943 INFO L82 PathProgramCache]: Analyzing trace with hash 2102975492, now seen corresponding path program 1 times [2018-12-09 01:03:47,943 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:03:47,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:47,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:03:47,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:47,944 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:03:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:03:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:03:47,980 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:03:47,980 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 01:03:47,980 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:03:47,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:03:47,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:03:47,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:03:47,981 INFO L87 Difference]: Start difference. First operand 219 states and 255 transitions. Second operand 3 states. [2018-12-09 01:03:47,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:03:47,993 INFO L93 Difference]: Finished difference Result 356 states and 424 transitions. [2018-12-09 01:03:47,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:03:47,993 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-12-09 01:03:47,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:03:47,995 INFO L225 Difference]: With dead ends: 356 [2018-12-09 01:03:47,995 INFO L226 Difference]: Without dead ends: 161 [2018-12-09 01:03:47,996 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:03:47,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-12-09 01:03:48,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-12-09 01:03:48,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-12-09 01:03:48,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 179 transitions. [2018-12-09 01:03:48,005 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 179 transitions. Word has length 68 [2018-12-09 01:03:48,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:03:48,005 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 179 transitions. [2018-12-09 01:03:48,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:03:48,005 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions. [2018-12-09 01:03:48,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 01:03:48,006 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:03:48,006 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:03:48,007 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:03:48,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:03:48,007 INFO L82 PathProgramCache]: Analyzing trace with hash -1619105206, now seen corresponding path program 1 times [2018-12-09 01:03:48,007 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:03:48,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:48,008 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:03:48,008 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:03:48,008 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:03:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:03:48,102 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 01:03:48,102 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:03:48,103 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:03:48,103 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2018-12-09 01:03:48,105 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [37], [38], [39], [48], [63], [66], [67], [68], [77], [81], [85], [88], [93], [99], [101], [107], [112], [120], [121], [122], [123], [138], [142], [148], [182], [190], [194], [195], [198], [199], [200], [201], [202], [204], [205], [206], [207], [208], [209], [210], [211], [212], [214], [224], [225], [226], [227], [232], [233], [238], [239], [240], [241], [246], [247], [248] [2018-12-09 01:03:48,133 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:03:48,134 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:03:48,466 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 01:03:48,467 INFO L272 AbstractInterpreter]: Visited 67 different actions 75 times. Merged at 5 different actions 5 times. Never widened. Performed 2724 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2724 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 133 variables. [2018-12-09 01:03:48,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:03:48,472 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 01:03:48,722 INFO L227 lantSequenceWeakener]: Weakened 96 states. On average, predicates are now at 97.54% of their original sizes. [2018-12-09 01:03:48,722 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 01:03:48,799 INFO L418 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2018-12-09 01:03:48,799 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 01:03:48,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 01:03:48,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [7] total 20 [2018-12-09 01:03:48,800 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:03:48,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-09 01:03:48,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-09 01:03:48,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-12-09 01:03:48,801 INFO L87 Difference]: Start difference. First operand 161 states and 179 transitions. Second operand 15 states. [2018-12-09 01:03:49,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:03:49,676 INFO L93 Difference]: Finished difference Result 205 states and 230 transitions. [2018-12-09 01:03:49,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 01:03:49,676 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 100 [2018-12-09 01:03:49,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:03:49,676 INFO L225 Difference]: With dead ends: 205 [2018-12-09 01:03:49,677 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 01:03:49,677 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 100 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2018-12-09 01:03:49,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 01:03:49,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 01:03:49,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 01:03:49,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 01:03:49,678 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-12-09 01:03:49,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:03:49,678 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 01:03:49,678 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-09 01:03:49,678 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 01:03:49,678 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 01:03:49,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 01:03:50,355 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 327 334) the Hoare annotation is: true [2018-12-09 01:03:50,355 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 327 334) no Hoare annotation was computed. [2018-12-09 01:03:50,355 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 327 334) no Hoare annotation was computed. [2018-12-09 01:03:50,355 INFO L444 ceAbstractionStarter]: At program point L313(line 313) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 2))))) [2018-12-09 01:03:50,355 INFO L448 ceAbstractionStarter]: For program point L313-1(lines 294 318) no Hoare annotation was computed. [2018-12-09 01:03:50,355 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 294 318) no Hoare annotation was computed. [2018-12-09 01:03:50,356 INFO L444 ceAbstractionStarter]: At program point L308(line 308) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-09 01:03:50,356 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 294 318) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 2))))) [2018-12-09 01:03:50,356 INFO L444 ceAbstractionStarter]: At program point L304(line 304) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-09 01:03:50,356 INFO L448 ceAbstractionStarter]: For program point L302(lines 302 310) no Hoare annotation was computed. [2018-12-09 01:03:50,356 INFO L444 ceAbstractionStarter]: At program point L300(line 300) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-09 01:03:50,356 INFO L448 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2018-12-09 01:03:50,356 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 315) no Hoare annotation was computed. [2018-12-09 01:03:50,356 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 851 857) the Hoare annotation is: true [2018-12-09 01:03:50,356 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 851 857) no Hoare annotation was computed. [2018-12-09 01:03:50,356 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 286 292) no Hoare annotation was computed. [2018-12-09 01:03:50,356 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 286 292) the Hoare annotation is: true [2018-12-09 01:03:50,356 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 858 866) no Hoare annotation was computed. [2018-12-09 01:03:50,356 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 858 866) the Hoare annotation is: true [2018-12-09 01:03:50,357 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 858 866) no Hoare annotation was computed. [2018-12-09 01:03:50,357 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 452) no Hoare annotation was computed. [2018-12-09 01:03:50,357 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 400 465) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:03:50,357 INFO L444 ceAbstractionStarter]: At program point L448-2(lines 440 453) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2))) [2018-12-09 01:03:50,357 INFO L448 ceAbstractionStarter]: For program point L411(lines 410 457) no Hoare annotation was computed. [2018-12-09 01:03:50,357 INFO L444 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2))) [2018-12-09 01:03:50,357 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 453) no Hoare annotation was computed. [2018-12-09 01:03:50,357 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 400 465) no Hoare annotation was computed. [2018-12-09 01:03:50,357 INFO L444 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2))) [2018-12-09 01:03:50,357 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 436) no Hoare annotation was computed. [2018-12-09 01:03:50,357 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 430 436) no Hoare annotation was computed. [2018-12-09 01:03:50,357 INFO L444 ceAbstractionStarter]: At program point L455(lines 410 457) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2))) [2018-12-09 01:03:50,357 INFO L444 ceAbstractionStarter]: At program point L422(line 422) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2))) [2018-12-09 01:03:50,357 INFO L448 ceAbstractionStarter]: For program point L420(lines 420 426) no Hoare annotation was computed. [2018-12-09 01:03:50,357 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 420 426) no Hoare annotation was computed. [2018-12-09 01:03:50,357 INFO L448 ceAbstractionStarter]: For program point L412(lines 412 416) no Hoare annotation was computed. [2018-12-09 01:03:50,357 INFO L444 ceAbstractionStarter]: At program point L458(lines 409 459) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:03:50,358 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 400 465) no Hoare annotation was computed. [2018-12-09 01:03:50,358 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 230 254) the Hoare annotation is: true [2018-12-09 01:03:50,358 INFO L444 ceAbstractionStarter]: At program point L244(line 244) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-09 01:03:50,358 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 230 254) no Hoare annotation was computed. [2018-12-09 01:03:50,358 INFO L448 ceAbstractionStarter]: For program point L242(lines 242 248) no Hoare annotation was computed. [2018-12-09 01:03:50,358 INFO L444 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-09 01:03:50,358 INFO L448 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2018-12-09 01:03:50,358 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 251) no Hoare annotation was computed. [2018-12-09 01:03:50,358 INFO L448 ceAbstractionStarter]: For program point L238-1(lines 230 254) no Hoare annotation was computed. [2018-12-09 01:03:50,358 INFO L451 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: true [2018-12-09 01:03:50,358 INFO L448 ceAbstractionStarter]: For program point L236-1(line 236) no Hoare annotation was computed. [2018-12-09 01:03:50,358 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-12-09 01:03:50,358 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-12-09 01:03:50,358 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:03:50,358 INFO L444 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:03:50,358 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:03:50,358 INFO L444 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:03:50,358 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:03:50,359 INFO L444 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 346 354) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 346 354) the Hoare annotation is: true [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 346 354) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 218 226) the Hoare annotation is: true [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 218 226) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 218 226) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point L178-1(lines 174 185) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 174 185) the Hoare annotation is: true [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 174 185) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 186 194) the Hoare annotation is: true [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 186 194) no Hoare annotation was computed. [2018-12-09 01:03:50,359 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 186 194) no Hoare annotation was computed. [2018-12-09 01:03:50,360 INFO L444 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 (and (= ~waterLevel~0 1) .cse1) .cse2 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse2 (and (= ~waterLevel~0 2) .cse1) (not (= |old(~waterLevel~0)| 2))))) [2018-12-09 01:03:50,360 INFO L444 ceAbstractionStarter]: At program point L273(lines 273 279) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 (and (= ~waterLevel~0 1) .cse1) .cse2 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse2 (and (= ~waterLevel~0 2) .cse1) (not (= |old(~waterLevel~0)| 2))))) [2018-12-09 01:03:50,360 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 262 285) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 (and (= ~waterLevel~0 1) .cse1) .cse2 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse2 (and (= ~waterLevel~0 2) .cse1) (not (= |old(~waterLevel~0)| 2))))) [2018-12-09 01:03:50,360 INFO L444 ceAbstractionStarter]: At program point L268(line 268) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-12-09 01:03:50,360 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 262 285) no Hoare annotation was computed. [2018-12-09 01:03:50,360 INFO L448 ceAbstractionStarter]: For program point L266(lines 265 284) no Hoare annotation was computed. [2018-12-09 01:03:50,360 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 262 285) no Hoare annotation was computed. [2018-12-09 01:03:50,360 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-12-09 01:03:50,360 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-09 01:03:50,360 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-12-09 01:03:50,360 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-12-09 01:03:50,360 INFO L451 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-12-09 01:03:50,360 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-12-09 01:03:50,360 INFO L451 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2018-12-09 01:03:50,360 INFO L451 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-12-09 01:03:50,360 INFO L448 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-12-09 01:03:50,360 INFO L451 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-12-09 01:03:50,361 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 150 161) the Hoare annotation is: true [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 150 161) no Hoare annotation was computed. [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point L154-1(lines 150 161) no Hoare annotation was computed. [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 844 850) no Hoare annotation was computed. [2018-12-09 01:03:50,361 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 844 850) the Hoare annotation is: true [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-12-09 01:03:50,361 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 01:03:50,361 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-09 01:03:50,361 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 391 398) no Hoare annotation was computed. [2018-12-09 01:03:50,361 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 391 398) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~systemActive~0)| 1))) (.cse1 (= ~systemActive~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse2 .cse1 (not (= ~waterLevel~0 2))))) [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 391 398) no Hoare annotation was computed. [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 162 173) no Hoare annotation was computed. [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point L166-1(lines 162 173) no Hoare annotation was computed. [2018-12-09 01:03:50,361 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 162 173) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~waterLevel~0 2) .cse1 (not (= |old(~waterLevel~0)| 2))) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-12-09 01:03:50,361 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 872) no Hoare annotation was computed. [2018-12-09 01:03:50,362 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 868 875) no Hoare annotation was computed. [2018-12-09 01:03:50,362 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 868 875) the Hoare annotation is: true [2018-12-09 01:03:50,362 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 868 875) no Hoare annotation was computed. [2018-12-09 01:03:50,362 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:03:50,362 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-12-09 01:03:50,362 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-12-09 01:03:50,362 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 335 345) the Hoare annotation is: true [2018-12-09 01:03:50,362 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 335 345) no Hoare annotation was computed. [2018-12-09 01:03:50,362 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 335 345) no Hoare annotation was computed. [2018-12-09 01:03:50,362 INFO L451 ceAbstractionStarter]: At program point L340(line 340) the Hoare annotation is: true [2018-12-09 01:03:50,362 INFO L448 ceAbstractionStarter]: For program point L340-1(line 340) no Hoare annotation was computed. [2018-12-09 01:03:50,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 01:03:50 BoogieIcfgContainer [2018-12-09 01:03:50,369 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 01:03:50,369 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:03:50,369 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:03:50,369 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:03:50,370 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:03:47" (3/4) ... [2018-12-09 01:03:50,372 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 01:03:50,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 01:03:50,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 01:03:50,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 01:03:50,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 01:03:50,375 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 01:03:50,376 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 01:03:50,377 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 01:03:50,380 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-12-09 01:03:50,380 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 01:03:50,380 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 01:03:50,381 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 01:03:50,381 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 01:03:50,381 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 01:03:50,397 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) [2018-12-09 01:03:50,397 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-09 01:03:50,416 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d74a92ec-fa0c-44f3-87aa-bea57037a129/bin-2019/utaipan/witness.graphml [2018-12-09 01:03:50,416 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:03:50,417 INFO L168 Benchmark]: Toolchain (without parser) took 3897.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 953.5 MB in the beginning and 974.1 MB in the end (delta: -20.6 MB). Peak memory consumption was 156.1 MB. Max. memory is 11.5 GB. [2018-12-09 01:03:50,417 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:03:50,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -154.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:03:50,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:03:50,418 INFO L168 Benchmark]: Boogie Preprocessor took 21.45 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:03:50,418 INFO L168 Benchmark]: RCFGBuilder took 289.36 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: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 11.5 GB. [2018-12-09 01:03:50,418 INFO L168 Benchmark]: TraceAbstraction took 3247.68 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 63.4 MB). Free memory was 1.1 GB in the beginning and 980.5 MB in the end (delta: 72.9 MB). Peak memory consumption was 277.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:03:50,418 INFO L168 Benchmark]: Witness Printer took 47.06 ms. Allocated memory is still 1.2 GB. Free memory was 980.5 MB in the beginning and 974.1 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:03:50,419 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 268.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 948.1 MB in the beginning and 1.1 GB in the end (delta: -154.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.45 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 289.36 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: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3247.68 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 63.4 MB). Free memory was 1.1 GB in the beginning and 980.5 MB in the end (delta: 72.9 MB). Peak memory consumption was 277.4 MB. Max. memory is 11.5 GB. * Witness Printer took 47.06 ms. Allocated memory is still 1.2 GB. Free memory was 980.5 MB in the beginning and 974.1 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 872]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 119 locations, 1 error locations. SAFE Result, 3.1s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 658 SDtfs, 469 SDslu, 1368 SDs, 0 SdLazy, 417 SolverSat, 109 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 141 GetRequests, 106 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=219occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9968574745577892 AbsIntWeakeningRatio, 0.9696969696969697 AbsIntAvgWeakeningVarsNumRemoved, 96.62626262626263 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 290 PreInvPairs, 305 NumberOfFragments, 848 HoareAnnotationTreeSize, 290 FomulaSimplifications, 162 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 1008 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 373 NumberOfCodeBlocks, 373 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 49972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 28/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...