./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product05_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product05_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6807f0a20a9980e0b825c3ed1b1872123dbe179c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:18:25,657 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:18:25,658 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:18:25,666 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:18:25,666 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:18:25,667 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:18:25,668 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:18:25,669 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:18:25,670 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:18:25,670 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:18:25,671 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:18:25,671 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:18:25,672 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:18:25,673 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:18:25,673 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:18:25,674 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:18:25,675 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:18:25,676 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:18:25,677 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:18:25,678 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:18:25,679 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:18:25,680 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:18:25,681 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:18:25,682 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:18:25,682 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:18:25,682 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:18:25,683 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:18:25,684 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:18:25,684 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:18:25,685 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:18:25,685 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:18:25,686 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:18:25,686 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:18:25,686 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:18:25,686 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:18:25,687 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:18:25,687 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:18:25,697 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:18:25,697 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:18:25,698 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:18:25,698 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:18:25,698 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:18:25,699 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:18:25,699 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:18:25,699 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:18:25,699 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:18:25,699 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:18:25,699 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:18:25,699 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:18:25,700 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:18:25,700 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:18:25,700 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:18:25,700 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:18:25,700 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:18:25,700 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:18:25,700 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:18:25,701 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:18:25,701 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:18:25,701 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:18:25,701 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:18:25,701 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:18:25,701 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:18:25,701 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:18:25,702 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:18:25,702 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:18:25,702 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:18:25,702 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:18:25,702 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer 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 -> Automizer 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 -> 6807f0a20a9980e0b825c3ed1b1872123dbe179c [2018-11-28 11:18:25,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:18:25,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:18:25,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:18:25,738 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:18:25,738 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:18:25,739 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product05_true-unreach-call_false-termination.cil.c [2018-11-28 11:18:25,785 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/data/f6df9d0a4/c2af14707e6044048124fe79277f4443/FLAG44e25773d [2018-11-28 11:18:26,132 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:18:26,132 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/sv-benchmarks/c/product-lines/minepump_spec5_product05_true-unreach-call_false-termination.cil.c [2018-11-28 11:18:26,142 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/data/f6df9d0a4/c2af14707e6044048124fe79277f4443/FLAG44e25773d [2018-11-28 11:18:26,542 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/data/f6df9d0a4/c2af14707e6044048124fe79277f4443 [2018-11-28 11:18:26,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:18:26,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:18:26,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:18:26,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:18:26,547 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:18:26,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45fd5053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26, skipping insertion in model container [2018-11-28 11:18:26,550 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:18:26,580 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:18:26,767 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:18:26,778 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:18:26,880 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:18:26,900 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:18:26,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26 WrapperNode [2018-11-28 11:18:26,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:18:26,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:18:26,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:18:26,901 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:18:26,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:18:26,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:18:26,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:18:26,925 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:18:26,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (1/1) ... [2018-11-28 11:18:26,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:18:26,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:18:26,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:18:26,948 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:18:26,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:18:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 11:18:26,980 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 11:18:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:18:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:18:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:18:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 11:18:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 11:18:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 11:18:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 11:18:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 11:18:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 11:18:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 11:18:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 11:18:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 11:18:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 11:18:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 11:18:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 11:18:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 11:18:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 11:18:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 11:18:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 11:18:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 11:18:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 11:18:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 11:18:26,982 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 11:18:26,982 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 11:18:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 11:18:26,983 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 11:18:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 11:18:26,983 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 11:18:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 11:18:26,983 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 11:18:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 11:18:26,983 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 11:18:26,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 11:18:26,984 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 11:18:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 11:18:26,984 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 11:18:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 11:18:26,984 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 11:18:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 11:18:26,984 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 11:18:26,984 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 11:18:26,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 11:18:26,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:18:26,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:18:26,985 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 11:18:26,985 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 11:18:26,985 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 11:18:26,985 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 11:18:26,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:18:26,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:18:27,362 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:18:27,362 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 11:18:27,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:18:27 BoogieIcfgContainer [2018-11-28 11:18:27,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:18:27,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:18:27,364 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:18:27,366 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:18:27,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:18:26" (1/3) ... [2018-11-28 11:18:27,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b980fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:18:27, skipping insertion in model container [2018-11-28 11:18:27,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:18:26" (2/3) ... [2018-11-28 11:18:27,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b980fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:18:27, skipping insertion in model container [2018-11-28 11:18:27,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:18:27" (3/3) ... [2018-11-28 11:18:27,370 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product05_true-unreach-call_false-termination.cil.c [2018-11-28 11:18:27,377 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:18:27,383 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:18:27,392 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:18:27,413 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:18:27,414 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:18:27,414 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:18:27,415 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:18:27,415 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:18:27,415 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:18:27,415 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:18:27,415 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:18:27,415 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:18:27,431 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states. [2018-11-28 11:18:27,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 11:18:27,438 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:18:27,439 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] [2018-11-28 11:18:27,440 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:18:27,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:18:27,444 INFO L82 PathProgramCache]: Analyzing trace with hash 818540142, now seen corresponding path program 1 times [2018-11-28 11:18:27,445 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:18:27,446 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:18:27,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:18:27,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:18:27,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:18:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:18:27,632 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 11:18:27,633 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:18:27,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:18:27,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 11:18:27,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 11:18:27,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 11:18:27,646 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 2 states. [2018-11-28 11:18:27,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:18:27,671 INFO L93 Difference]: Finished difference Result 220 states and 273 transitions. [2018-11-28 11:18:27,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 11:18:27,672 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 11:18:27,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:18:27,679 INFO L225 Difference]: With dead ends: 220 [2018-11-28 11:18:27,679 INFO L226 Difference]: Without dead ends: 112 [2018-11-28 11:18:27,681 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 [2018-11-28 11:18:27,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-11-28 11:18:27,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2018-11-28 11:18:27,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-11-28 11:18:27,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 130 transitions. [2018-11-28 11:18:27,711 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 130 transitions. Word has length 59 [2018-11-28 11:18:27,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:18:27,712 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 130 transitions. [2018-11-28 11:18:27,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 11:18:27,712 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 130 transitions. [2018-11-28 11:18:27,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 11:18:27,715 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:18:27,715 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] [2018-11-28 11:18:27,715 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:18:27,715 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:18:27,716 INFO L82 PathProgramCache]: Analyzing trace with hash 1248312577, now seen corresponding path program 1 times [2018-11-28 11:18:27,716 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:18:27,716 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:18:27,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:18:27,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:18:27,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:18:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:18:27,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 11:18:27,794 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:18:27,794 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:18:27,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:18:27,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:18:27,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:18:27,797 INFO L87 Difference]: Start difference. First operand 112 states and 130 transitions. Second operand 3 states. [2018-11-28 11:18:27,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:18:27,814 INFO L93 Difference]: Finished difference Result 169 states and 195 transitions. [2018-11-28 11:18:27,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:18:27,815 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 11:18:27,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:18:27,817 INFO L225 Difference]: With dead ends: 169 [2018-11-28 11:18:27,817 INFO L226 Difference]: Without dead ends: 103 [2018-11-28 11:18:27,818 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 [2018-11-28 11:18:27,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-11-28 11:18:27,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2018-11-28 11:18:27,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-11-28 11:18:27,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2018-11-28 11:18:27,825 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 60 [2018-11-28 11:18:27,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:18:27,826 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2018-11-28 11:18:27,826 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:18:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2018-11-28 11:18:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 11:18:27,827 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:18:27,827 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] [2018-11-28 11:18:27,827 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:18:27,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:18:27,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1949026278, now seen corresponding path program 1 times [2018-11-28 11:18:27,827 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:18:27,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:18:27,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:18:27,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:18:27,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:18:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:18:27,965 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 11:18:27,966 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:18:27,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:18:27,966 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:18:27,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:18:27,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:18:27,967 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand 7 states. [2018-11-28 11:18:28,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:18:28,234 INFO L93 Difference]: Finished difference Result 178 states and 209 transitions. [2018-11-28 11:18:28,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:18:28,235 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-28 11:18:28,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:18:28,237 INFO L225 Difference]: With dead ends: 178 [2018-11-28 11:18:28,237 INFO L226 Difference]: Without dead ends: 103 [2018-11-28 11:18:28,238 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:18:28,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-11-28 11:18:28,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2018-11-28 11:18:28,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-11-28 11:18:28,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 117 transitions. [2018-11-28 11:18:28,251 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 117 transitions. Word has length 64 [2018-11-28 11:18:28,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:18:28,252 INFO L480 AbstractCegarLoop]: Abstraction has 103 states and 117 transitions. [2018-11-28 11:18:28,253 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:18:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 117 transitions. [2018-11-28 11:18:28,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-28 11:18:28,255 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:18:28,256 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:18:28,256 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:18:28,256 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:18:28,256 INFO L82 PathProgramCache]: Analyzing trace with hash 92870475, now seen corresponding path program 1 times [2018-11-28 11:18:28,257 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:18:28,257 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:18:28,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:18:28,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:18:28,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:18:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:18:28,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 11:18:28,360 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:18:28,360 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:18:28,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:18:28,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:18:28,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:18:28,361 INFO L87 Difference]: Start difference. First operand 103 states and 117 transitions. Second operand 7 states. [2018-11-28 11:18:28,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:18:28,583 INFO L93 Difference]: Finished difference Result 156 states and 184 transitions. [2018-11-28 11:18:28,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:18:28,584 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 72 [2018-11-28 11:18:28,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:18:28,587 INFO L225 Difference]: With dead ends: 156 [2018-11-28 11:18:28,587 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:18:28,588 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-28 11:18:28,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:18:28,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:18:28,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:18:28,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:18:28,589 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2018-11-28 11:18:28,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:18:28,589 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:18:28,589 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:18:28,589 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:18:28,590 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:18:28,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 11:18:28,920 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 876 882) the Hoare annotation is: true [2018-11-28 11:18:28,920 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 876 882) no Hoare annotation was computed. [2018-11-28 11:18:28,920 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 883 891) no Hoare annotation was computed. [2018-11-28 11:18:28,920 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 883 891) the Hoare annotation is: true [2018-11-28 11:18:28,921 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 883 891) no Hoare annotation was computed. [2018-11-28 11:18:28,921 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2018-11-28 11:18:28,921 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-28 11:18:28,921 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-28 11:18:28,921 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: true [2018-11-28 11:18:28,921 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-11-28 11:18:28,921 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-28 11:18:28,921 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-11-28 11:18:28,921 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-11-28 11:18:28,921 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,921 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-11-28 11:18:28,922 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-28 11:18:28,922 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-11-28 11:18:28,922 INFO L451 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: true [2018-11-28 11:18:28,922 INFO L448 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-28 11:18:28,922 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-11-28 11:18:28,922 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-11-28 11:18:28,922 INFO L451 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-11-28 11:18:28,922 INFO L448 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-11-28 11:18:28,922 INFO L444 ceAbstractionStarter]: At program point L766(line 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~pumpRunning~0) (= main_~tmp~6 ~systemActive~0))) [2018-11-28 11:18:28,922 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 754 776) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,922 INFO L444 ceAbstractionStarter]: At program point L766-1(line 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~pumpRunning~0) (= main_~tmp~6 ~systemActive~0))) [2018-11-28 11:18:28,922 INFO L448 ceAbstractionStarter]: For program point L764(lines 764 771) no Hoare annotation was computed. [2018-11-28 11:18:28,923 INFO L448 ceAbstractionStarter]: For program point L764-1(lines 764 771) no Hoare annotation was computed. [2018-11-28 11:18:28,923 INFO L448 ceAbstractionStarter]: For program point L762(line 762) no Hoare annotation was computed. [2018-11-28 11:18:28,923 INFO L444 ceAbstractionStarter]: At program point L761(line 761) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,923 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 754 776) no Hoare annotation was computed. [2018-11-28 11:18:28,923 INFO L444 ceAbstractionStarter]: At program point L760(line 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,923 INFO L444 ceAbstractionStarter]: At program point L760-1(line 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,923 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 754 776) no Hoare annotation was computed. [2018-11-28 11:18:28,923 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 189 197) no Hoare annotation was computed. [2018-11-28 11:18:28,923 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 189 197) the Hoare annotation is: true [2018-11-28 11:18:28,923 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 189 197) no Hoare annotation was computed. [2018-11-28 11:18:28,923 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 869 875) no Hoare annotation was computed. [2018-11-28 11:18:28,923 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 869 875) the Hoare annotation is: true [2018-11-28 11:18:28,924 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 740 750) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,924 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 740 750) no Hoare annotation was computed. [2018-11-28 11:18:28,924 INFO L444 ceAbstractionStarter]: At program point L745(line 745) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,924 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 740 750) no Hoare annotation was computed. [2018-11-28 11:18:28,924 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 178 188) the Hoare annotation is: true [2018-11-28 11:18:28,924 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 178 188) no Hoare annotation was computed. [2018-11-28 11:18:28,924 INFO L451 ceAbstractionStarter]: At program point L183(line 183) the Hoare annotation is: true [2018-11-28 11:18:28,924 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 178 188) no Hoare annotation was computed. [2018-11-28 11:18:28,924 INFO L448 ceAbstractionStarter]: For program point L183-1(line 183) no Hoare annotation was computed. [2018-11-28 11:18:28,924 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 170 177) the Hoare annotation is: true [2018-11-28 11:18:28,924 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 170 177) no Hoare annotation was computed. [2018-11-28 11:18:28,924 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 170 177) no Hoare annotation was computed. [2018-11-28 11:18:28,925 INFO L444 ceAbstractionStarter]: At program point L156(line 156) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,925 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 137 161) no Hoare annotation was computed. [2018-11-28 11:18:28,925 INFO L444 ceAbstractionStarter]: At program point L151(line 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,925 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 137 161) no Hoare annotation was computed. [2018-11-28 11:18:28,925 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 137 161) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,925 INFO L444 ceAbstractionStarter]: At program point L147(line 147) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,925 INFO L448 ceAbstractionStarter]: For program point L145(lines 145 153) no Hoare annotation was computed. [2018-11-28 11:18:28,925 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,925 INFO L448 ceAbstractionStarter]: For program point L143-1(line 143) no Hoare annotation was computed. [2018-11-28 11:18:28,925 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 158) no Hoare annotation was computed. [2018-11-28 11:18:28,925 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 129 135) no Hoare annotation was computed. [2018-11-28 11:18:28,925 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 129 135) the Hoare annotation is: true [2018-11-28 11:18:28,926 INFO L448 ceAbstractionStarter]: For program point L258-1(lines 258 264) no Hoare annotation was computed. [2018-11-28 11:18:28,926 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 238 301) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,926 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 254) no Hoare annotation was computed. [2018-11-28 11:18:28,926 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 238 301) no Hoare annotation was computed. [2018-11-28 11:18:28,926 INFO L444 ceAbstractionStarter]: At program point L294(lines 247 295) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,926 INFO L448 ceAbstractionStarter]: For program point L284(lines 284 288) no Hoare annotation was computed. [2018-11-28 11:18:28,926 INFO L444 ceAbstractionStarter]: At program point L284-2(lines 278 289) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,926 INFO L448 ceAbstractionStarter]: For program point L249(lines 248 293) no Hoare annotation was computed. [2018-11-28 11:18:28,926 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 289) no Hoare annotation was computed. [2018-11-28 11:18:28,926 INFO L444 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,926 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 274) no Hoare annotation was computed. [2018-11-28 11:18:28,926 INFO L448 ceAbstractionStarter]: For program point L268-1(lines 268 274) no Hoare annotation was computed. [2018-11-28 11:18:28,927 INFO L444 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,927 INFO L444 ceAbstractionStarter]: At program point L291(lines 248 293) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,927 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 238 301) no Hoare annotation was computed. [2018-11-28 11:18:28,927 INFO L448 ceAbstractionStarter]: For program point L258(lines 258 264) no Hoare annotation was computed. [2018-11-28 11:18:28,927 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:18:28,927 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2018-11-28 11:18:28,927 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:18:28,927 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 848 856) the Hoare annotation is: true [2018-11-28 11:18:28,927 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 848 856) no Hoare annotation was computed. [2018-11-28 11:18:28,927 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 848 856) no Hoare annotation was computed. [2018-11-28 11:18:28,927 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 804 815) the Hoare annotation is: true [2018-11-28 11:18:28,927 INFO L448 ceAbstractionStarter]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2018-11-28 11:18:28,928 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 804 815) no Hoare annotation was computed. [2018-11-28 11:18:28,928 INFO L451 ceAbstractionStarter]: At program point L704(lines 679 708) the Hoare annotation is: true [2018-11-28 11:18:28,928 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 679 708) no Hoare annotation was computed. [2018-11-28 11:18:28,928 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 679 708) the Hoare annotation is: true [2018-11-28 11:18:28,928 INFO L448 ceAbstractionStarter]: For program point L700(line 700) no Hoare annotation was computed. [2018-11-28 11:18:28,928 INFO L448 ceAbstractionStarter]: For program point L693(lines 693 697) no Hoare annotation was computed. [2018-11-28 11:18:28,928 INFO L451 ceAbstractionStarter]: At program point L693-1(lines 693 697) the Hoare annotation is: true [2018-11-28 11:18:28,928 INFO L448 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2018-11-28 11:18:28,928 INFO L451 ceAbstractionStarter]: At program point L689-2(lines 689 703) the Hoare annotation is: true [2018-11-28 11:18:28,928 INFO L451 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: true [2018-11-28 11:18:28,928 INFO L448 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2018-11-28 11:18:28,929 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 816 824) the Hoare annotation is: true [2018-11-28 11:18:28,929 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 816 824) no Hoare annotation was computed. [2018-11-28 11:18:28,929 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 816 824) no Hoare annotation was computed. [2018-11-28 11:18:28,929 INFO L444 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,929 INFO L444 ceAbstractionStarter]: At program point L116(lines 116 122) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,929 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 102 128) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,929 INFO L444 ceAbstractionStarter]: At program point L111(line 111) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 11:18:28,929 INFO L448 ceAbstractionStarter]: For program point L109(lines 105 127) no Hoare annotation was computed. [2018-11-28 11:18:28,929 INFO L448 ceAbstractionStarter]: For program point L107(lines 105 127) no Hoare annotation was computed. [2018-11-28 11:18:28,929 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 102 128) no Hoare annotation was computed. [2018-11-28 11:18:28,929 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 102 128) no Hoare annotation was computed. [2018-11-28 11:18:28,929 INFO L448 ceAbstractionStarter]: For program point L784-1(lines 780 791) no Hoare annotation was computed. [2018-11-28 11:18:28,930 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 780 791) the Hoare annotation is: true [2018-11-28 11:18:28,930 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 780 791) no Hoare annotation was computed. [2018-11-28 11:18:28,930 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 733 739) no Hoare annotation was computed. [2018-11-28 11:18:28,930 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 733 739) the Hoare annotation is: true [2018-11-28 11:18:28,930 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:18:28,930 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-28 11:18:28,930 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:18:28,930 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:18:28,930 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 792 803) no Hoare annotation was computed. [2018-11-28 11:18:28,930 INFO L448 ceAbstractionStarter]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2018-11-28 11:18:28,930 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 792 803) the Hoare annotation is: true [2018-11-28 11:18:28,930 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 669 676) no Hoare annotation was computed. [2018-11-28 11:18:28,931 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 673) no Hoare annotation was computed. [2018-11-28 11:18:28,931 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 669 676) the Hoare annotation is: true [2018-11-28 11:18:28,931 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 669 676) no Hoare annotation was computed. [2018-11-28 11:18:28,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:18:28 BoogieIcfgContainer [2018-11-28 11:18:28,943 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:18:28,944 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:18:28,944 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:18:28,944 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:18:28,944 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:18:27" (3/4) ... [2018-11-28 11:18:28,947 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 11:18:28,953 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 11:18:28,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 11:18:28,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 11:18:28,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 11:18:28,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 11:18:28,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 11:18:28,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 11:18:28,954 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 11:18:28,962 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-28 11:18:28,962 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 11:18:28,963 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 11:18:28,963 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-28 11:18:28,963 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 11:18:28,963 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 11:18:28,980 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(systemActive == 1) [2018-11-28 11:18:28,980 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(systemActive == 1) [2018-11-28 11:18:29,011 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5e98ba0e-0dd9-4db2-9a49-a16e7ab9694e/bin-2019/uautomizer/witness.graphml [2018-11-28 11:18:29,011 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:18:29,012 INFO L168 Benchmark]: Toolchain (without parser) took 2467.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -111.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:18:29,013 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:18:29,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -152.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:18:29,013 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.03 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. [2018-11-28 11:18:29,013 INFO L168 Benchmark]: Boogie Preprocessor took 22.68 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. [2018-11-28 11:18:29,014 INFO L168 Benchmark]: RCFGBuilder took 415.11 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. [2018-11-28 11:18:29,014 INFO L168 Benchmark]: TraceAbstraction took 1579.71 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: -15.1 MB). Peak memory consumption was 218.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:18:29,014 INFO L168 Benchmark]: Witness Printer took 67.81 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: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:18:29,015 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -152.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.03 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 22.68 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. * RCFGBuilder took 415.11 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 1579.71 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: -15.1 MB). Peak memory consumption was 218.0 MB. Max. memory is 11.5 GB. * Witness Printer took 67.81 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: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 673]: 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: 679]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(systemActive == 1) - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(systemActive == 1) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 125 locations, 1 error locations. SAFE Result, 1.5s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 440 SDtfs, 200 SDslu, 460 SDs, 0 SdLazy, 279 SolverSat, 65 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=125occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 170 PreInvPairs, 177 NumberOfFragments, 330 HoareAnnotationTreeSize, 170 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 52 FomulaSimplificationsInter, 372 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 26654 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...