./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product22_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product22_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/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 a844f2570635c0549a90fa68b4a0ca8e0d5c4fa4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:46:29,765 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:46:29,766 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:46:29,773 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:46:29,773 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:46:29,774 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:46:29,774 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:46:29,775 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:46:29,776 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:46:29,777 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:46:29,778 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:46:29,778 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:46:29,778 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:46:29,779 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:46:29,780 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:46:29,780 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:46:29,781 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:46:29,782 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:46:29,784 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:46:29,785 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:46:29,785 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:46:29,786 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:46:29,788 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:46:29,788 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:46:29,788 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:46:29,789 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:46:29,790 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:46:29,790 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:46:29,791 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:46:29,792 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:46:29,792 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:46:29,792 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:46:29,792 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:46:29,793 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:46:29,793 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:46:29,794 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:46:29,794 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 13:46:29,804 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:46:29,804 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:46:29,805 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:46:29,805 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:46:29,806 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:46:29,806 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:46:29,806 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:46:29,806 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:46:29,806 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:46:29,806 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:46:29,806 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:46:29,806 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:46:29,807 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:46:29,807 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:46:29,807 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:46:29,807 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:46:29,807 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:46:29,807 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:46:29,807 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:46:29,807 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:46:29,807 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:46:29,808 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:46:29,808 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:46:29,808 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:46:29,808 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:46:29,808 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:46:29,808 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:46:29,808 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:46:29,808 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:46:29,808 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:46:29,808 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_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/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 -> a844f2570635c0549a90fa68b4a0ca8e0d5c4fa4 [2018-11-18 13:46:29,836 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:46:29,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:46:29,848 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:46:29,849 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:46:29,849 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:46:29,850 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product22_true-unreach-call_false-termination.cil.c [2018-11-18 13:46:29,893 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/data/3ea6006b8/bd95814e9a4b4fee90861312c8fb43cd/FLAGa51e76001 [2018-11-18 13:46:30,261 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:46:30,262 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/sv-benchmarks/c/product-lines/minepump_spec1_product22_true-unreach-call_false-termination.cil.c [2018-11-18 13:46:30,272 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/data/3ea6006b8/bd95814e9a4b4fee90861312c8fb43cd/FLAGa51e76001 [2018-11-18 13:46:30,650 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/data/3ea6006b8/bd95814e9a4b4fee90861312c8fb43cd [2018-11-18 13:46:30,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:46:30,653 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 13:46:30,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:46:30,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:46:30,657 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:46:30,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:46:30" (1/1) ... [2018-11-18 13:46:30,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5ed404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:30, skipping insertion in model container [2018-11-18 13:46:30,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:46:30" (1/1) ... [2018-11-18 13:46:30,667 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:46:30,698 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:46:30,891 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:46:30,899 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:46:31,014 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:46:31,031 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:46:31,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:31 WrapperNode [2018-11-18 13:46:31,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:46:31,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:46:31,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:46:31,032 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:46:31,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:31" (1/1) ... [2018-11-18 13:46:31,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:31" (1/1) ... [2018-11-18 13:46:31,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:31" (1/1) ... [2018-11-18 13:46:31,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:31" (1/1) ... [2018-11-18 13:46:31,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:31" (1/1) ... [2018-11-18 13:46:31,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:31" (1/1) ... [2018-11-18 13:46:31,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:31" (1/1) ... [2018-11-18 13:46:31,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:46:31,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:46:31,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:46:31,090 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:46:31,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/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 [2018-11-18 13:46:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:46:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:46:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 13:46:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 13:46:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 13:46:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 13:46:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 13:46:31,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-18 13:46:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 13:46:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 13:46:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 13:46:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 13:46:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:46:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 13:46:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 13:46:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 13:46:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 13:46:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 13:46:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 13:46:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 13:46:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 13:46:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 13:46:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 13:46:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 13:46:31,135 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 13:46:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 13:46:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 13:46:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 13:46:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 13:46:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 13:46:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 13:46:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 13:46:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 13:46:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 13:46:31,136 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 13:46:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 13:46:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 13:46:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 13:46:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 13:46:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 13:46:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 13:46:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 13:46:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 13:46:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 13:46:31,137 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 13:46:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 13:46:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 13:46:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 13:46:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 13:46:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-18 13:46:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 13:46:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 13:46:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 13:46:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 13:46:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:46:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 13:46:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:46:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 13:46:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 13:46:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:46:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 13:46:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 13:46:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:46:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 13:46:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 13:46:31,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 13:46:31,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 13:46:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 13:46:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:46:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:46:31,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 13:46:31,775 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:46:31,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:46:31 BoogieIcfgContainer [2018-11-18 13:46:31,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:46:31,776 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:46:31,776 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:46:31,777 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:46:31,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:46:30" (1/3) ... [2018-11-18 13:46:31,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52165469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:46:31, skipping insertion in model container [2018-11-18 13:46:31,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:46:31" (2/3) ... [2018-11-18 13:46:31,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52165469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:46:31, skipping insertion in model container [2018-11-18 13:46:31,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:46:31" (3/3) ... [2018-11-18 13:46:31,780 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product22_true-unreach-call_false-termination.cil.c [2018-11-18 13:46:31,785 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:46:31,791 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:46:31,800 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:46:31,822 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:46:31,823 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:46:31,823 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:46:31,823 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:46:31,823 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:46:31,823 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:46:31,824 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:46:31,824 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:46:31,824 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:46:31,839 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states. [2018-11-18 13:46:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 13:46:31,846 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:46:31,847 INFO L375 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] [2018-11-18 13:46:31,849 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:46:31,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:46:31,854 INFO L82 PathProgramCache]: Analyzing trace with hash -398295078, now seen corresponding path program 1 times [2018-11-18 13:46:31,855 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:46:31,856 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:46:31,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:46:31,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:46:31,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:46:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:32,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:46:32,068 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:46:32,068 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 13:46:32,071 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 13:46:32,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 13:46:32,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:46:32,084 INFO L87 Difference]: Start difference. First operand 168 states. Second operand 2 states. [2018-11-18 13:46:32,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:46:32,107 INFO L93 Difference]: Finished difference Result 250 states and 311 transitions. [2018-11-18 13:46:32,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 13:46:32,108 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 13:46:32,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:46:32,115 INFO L225 Difference]: With dead ends: 250 [2018-11-18 13:46:32,115 INFO L226 Difference]: Without dead ends: 125 [2018-11-18 13:46:32,117 INFO L604 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 [2018-11-18 13:46:32,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-11-18 13:46:32,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-11-18 13:46:32,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-11-18 13:46:32,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2018-11-18 13:46:32,149 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 46 [2018-11-18 13:46:32,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:46:32,149 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2018-11-18 13:46:32,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 13:46:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2018-11-18 13:46:32,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 13:46:32,151 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:46:32,151 INFO L375 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] [2018-11-18 13:46:32,151 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:46:32,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:46:32,152 INFO L82 PathProgramCache]: Analyzing trace with hash -1702155871, now seen corresponding path program 1 times [2018-11-18 13:46:32,152 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:46:32,152 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:46:32,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:46:32,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:46:32,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:46:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:32,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:46:32,238 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:46:32,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:46:32,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:46:32,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:46:32,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:46:32,240 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 3 states. [2018-11-18 13:46:32,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:46:32,253 INFO L93 Difference]: Finished difference Result 193 states and 227 transitions. [2018-11-18 13:46:32,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:46:32,253 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 13:46:32,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:46:32,254 INFO L225 Difference]: With dead ends: 193 [2018-11-18 13:46:32,254 INFO L226 Difference]: Without dead ends: 115 [2018-11-18 13:46:32,255 INFO L604 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 [2018-11-18 13:46:32,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-11-18 13:46:32,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2018-11-18 13:46:32,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-18 13:46:32,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 134 transitions. [2018-11-18 13:46:32,266 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 134 transitions. Word has length 48 [2018-11-18 13:46:32,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:46:32,266 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 134 transitions. [2018-11-18 13:46:32,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:46:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 134 transitions. [2018-11-18 13:46:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 13:46:32,267 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:46:32,268 INFO L375 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] [2018-11-18 13:46:32,268 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:46:32,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:46:32,268 INFO L82 PathProgramCache]: Analyzing trace with hash -813458769, now seen corresponding path program 1 times [2018-11-18 13:46:32,268 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:46:32,268 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:46:32,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:46:32,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:46:32,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:46:32,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:32,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:46:32,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:46:32,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 13:46:32,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:46:32,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:46:32,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:46:32,396 INFO L87 Difference]: Start difference. First operand 115 states and 134 transitions. Second operand 7 states. [2018-11-18 13:46:32,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:46:32,690 INFO L93 Difference]: Finished difference Result 206 states and 245 transitions. [2018-11-18 13:46:32,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:46:32,690 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 13:46:32,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:46:32,691 INFO L225 Difference]: With dead ends: 206 [2018-11-18 13:46:32,692 INFO L226 Difference]: Without dead ends: 115 [2018-11-18 13:46:32,692 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:46:32,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-11-18 13:46:32,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2018-11-18 13:46:32,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-18 13:46:32,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 133 transitions. [2018-11-18 13:46:32,703 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 133 transitions. Word has length 53 [2018-11-18 13:46:32,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:46:32,703 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 133 transitions. [2018-11-18 13:46:32,703 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:46:32,703 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2018-11-18 13:46:32,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 13:46:32,705 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:46:32,705 INFO L375 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] [2018-11-18 13:46:32,705 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:46:32,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:46:32,706 INFO L82 PathProgramCache]: Analyzing trace with hash 33631926, now seen corresponding path program 1 times [2018-11-18 13:46:32,706 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:46:32,706 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:46:32,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:46:32,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:46:32,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:46:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:32,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:46:32,815 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:46:32,815 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:46:32,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:46:32,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:46:32,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:46:32,816 INFO L87 Difference]: Start difference. First operand 115 states and 133 transitions. Second operand 6 states. [2018-11-18 13:46:32,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:46:32,958 INFO L93 Difference]: Finished difference Result 290 states and 348 transitions. [2018-11-18 13:46:32,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:46:32,959 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2018-11-18 13:46:32,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:46:32,963 INFO L225 Difference]: With dead ends: 290 [2018-11-18 13:46:32,964 INFO L226 Difference]: Without dead ends: 199 [2018-11-18 13:46:32,964 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:46:32,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2018-11-18 13:46:32,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 197. [2018-11-18 13:46:32,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2018-11-18 13:46:32,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 232 transitions. [2018-11-18 13:46:32,985 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 232 transitions. Word has length 66 [2018-11-18 13:46:32,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:46:32,985 INFO L480 AbstractCegarLoop]: Abstraction has 197 states and 232 transitions. [2018-11-18 13:46:32,985 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:46:32,985 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 232 transitions. [2018-11-18 13:46:32,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 13:46:32,988 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:46:32,988 INFO L375 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, 1, 1] [2018-11-18 13:46:32,988 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:46:32,988 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:46:32,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1601636550, now seen corresponding path program 1 times [2018-11-18 13:46:32,989 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:46:32,989 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:46:32,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:46:32,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:46:32,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:46:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:33,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:46:33,123 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:46:33,123 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 13:46:33,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:46:33,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:46:33,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:46:33,124 INFO L87 Difference]: Start difference. First operand 197 states and 232 transitions. Second operand 7 states. [2018-11-18 13:46:33,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:46:33,383 INFO L93 Difference]: Finished difference Result 305 states and 366 transitions. [2018-11-18 13:46:33,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:46:33,384 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-18 13:46:33,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:46:33,385 INFO L225 Difference]: With dead ends: 305 [2018-11-18 13:46:33,385 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:46:33,386 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-18 13:46:33,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:46:33,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:46:33,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:46:33,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:46:33,387 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2018-11-18 13:46:33,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:46:33,387 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:46:33,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:46:33,387 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:46:33,388 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:46:33,391 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:46:33,877 INFO L425 ceAbstractionStarter]: For program point L286(line 286) no Hoare annotation was computed. [2018-11-18 13:46:33,877 INFO L425 ceAbstractionStarter]: For program point L285-1(lines 285 306) no Hoare annotation was computed. [2018-11-18 13:46:33,877 INFO L425 ceAbstractionStarter]: For program point L285-3(lines 285 306) no Hoare annotation was computed. [2018-11-18 13:46:33,877 INFO L425 ceAbstractionStarter]: For program point L307(lines 284 308) no Hoare annotation was computed. [2018-11-18 13:46:33,877 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 260 315) no Hoare annotation was computed. [2018-11-18 13:46:33,877 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 260 315) no Hoare annotation was computed. [2018-11-18 13:46:33,877 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 295) no Hoare annotation was computed. [2018-11-18 13:46:33,877 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 260 315) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point L291-1(lines 291 295) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point L343(line 343) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point L368(lines 341 369) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 316 375) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 316 375) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point L348-1(lines 348 352) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 316 375) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point L342-1(lines 342 367) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point L342-3(lines 342 367) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2018-11-18 13:46:33,878 INFO L425 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2018-11-18 13:46:33,879 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-18 13:46:33,879 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-18 13:46:33,879 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-18 13:46:33,879 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-18 13:46:33,879 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-18 13:46:33,879 INFO L425 ceAbstractionStarter]: For program point L194-1(lines 194 201) no Hoare annotation was computed. [2018-11-18 13:46:33,879 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 13:46:33,879 INFO L421 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:46:33,879 INFO L421 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:46:33,880 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 184 206) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:46:33,880 INFO L421 ceAbstractionStarter]: At program point L190-1(line 190) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:46:33,880 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 184 206) no Hoare annotation was computed. [2018-11-18 13:46:33,880 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 184 206) no Hoare annotation was computed. [2018-11-18 13:46:33,880 INFO L421 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 13:46:33,880 INFO L421 ceAbstractionStarter]: At program point L196-1(line 196) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 13:46:33,880 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 201) no Hoare annotation was computed. [2018-11-18 13:46:33,880 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 13:46:33,880 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 142 165) no Hoare annotation was computed. [2018-11-18 13:46:33,880 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-18 13:46:33,880 INFO L425 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 142 165) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 142 165) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-18 13:46:33,881 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 792 800) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 792 800) the Hoare annotation is: true [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 792 800) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 850) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L428 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: true [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point L846-2(lines 846 850) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 837 855) the Hoare annotation is: true [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 837 855) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 837 855) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point L820(lines 820 828) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point L820-2(lines 820 828) no Hoare annotation was computed. [2018-11-18 13:46:33,882 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 801 836) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point L808(lines 808 816) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 801 836) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point L808-2(lines 808 816) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 801 836) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 214 259) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 214 259) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 214 259) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 561) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 541 561) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 527 572) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 527 572) no Hoare annotation was computed. [2018-11-18 13:46:33,883 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 527 572) no Hoare annotation was computed. [2018-11-18 13:46:33,884 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 554) no Hoare annotation was computed. [2018-11-18 13:46:33,884 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 174 183) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:46:33,884 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 174 183) no Hoare annotation was computed. [2018-11-18 13:46:33,884 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 174 183) no Hoare annotation was computed. [2018-11-18 13:46:33,884 INFO L425 ceAbstractionStarter]: For program point L786-1(line 786) no Hoare annotation was computed. [2018-11-18 13:46:33,884 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 781 791) the Hoare annotation is: true [2018-11-18 13:46:33,884 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 781 791) no Hoare annotation was computed. [2018-11-18 13:46:33,884 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 781 791) no Hoare annotation was computed. [2018-11-18 13:46:33,884 INFO L428 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: true [2018-11-18 13:46:33,884 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 773 780) the Hoare annotation is: true [2018-11-18 13:46:33,884 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 773 780) no Hoare annotation was computed. [2018-11-18 13:46:33,884 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 773 780) no Hoare annotation was computed. [2018-11-18 13:46:33,885 INFO L421 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,885 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 740 764) no Hoare annotation was computed. [2018-11-18 13:46:33,885 INFO L425 ceAbstractionStarter]: For program point L759-1(lines 740 764) no Hoare annotation was computed. [2018-11-18 13:46:33,885 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 740 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,885 INFO L421 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,885 INFO L421 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,885 INFO L425 ceAbstractionStarter]: For program point L748(lines 748 756) no Hoare annotation was computed. [2018-11-18 13:46:33,885 INFO L421 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,885 INFO L425 ceAbstractionStarter]: For program point L746-1(line 746) no Hoare annotation was computed. [2018-11-18 13:46:33,885 INFO L425 ceAbstractionStarter]: For program point L744(lines 744 761) no Hoare annotation was computed. [2018-11-18 13:46:33,886 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2018-11-18 13:46:33,886 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2018-11-18 13:46:33,886 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 865 930) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:46:33,886 INFO L421 ceAbstractionStarter]: At program point L923(lines 874 924) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:46:33,886 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 865 930) no Hoare annotation was computed. [2018-11-18 13:46:33,886 INFO L425 ceAbstractionStarter]: For program point L913(lines 913 917) no Hoare annotation was computed. [2018-11-18 13:46:33,886 INFO L421 ceAbstractionStarter]: At program point L913-2(lines 905 918) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-18 13:46:33,886 INFO L425 ceAbstractionStarter]: For program point L876(lines 875 922) no Hoare annotation was computed. [2018-11-18 13:46:33,887 INFO L421 ceAbstractionStarter]: At program point L907(line 907) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-18 13:46:33,887 INFO L425 ceAbstractionStarter]: For program point L905(lines 905 918) no Hoare annotation was computed. [2018-11-18 13:46:33,887 INFO L421 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-18 13:46:33,887 INFO L425 ceAbstractionStarter]: For program point L895(lines 895 901) no Hoare annotation was computed. [2018-11-18 13:46:33,887 INFO L425 ceAbstractionStarter]: For program point L895-1(lines 895 901) no Hoare annotation was computed. [2018-11-18 13:46:33,887 INFO L421 ceAbstractionStarter]: At program point L920(lines 875 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-18 13:46:33,887 INFO L421 ceAbstractionStarter]: At program point L887(line 887) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-18 13:46:33,887 INFO L425 ceAbstractionStarter]: For program point L885(lines 885 891) no Hoare annotation was computed. [2018-11-18 13:46:33,887 INFO L425 ceAbstractionStarter]: For program point L885-1(lines 885 891) no Hoare annotation was computed. [2018-11-18 13:46:33,887 INFO L425 ceAbstractionStarter]: For program point L877(lines 877 881) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point L875-1(lines 875 922) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 865 930) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 481 526) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 508) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 481 526) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 481 526) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 515) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 495 515) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 666 674) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 666 674) the Hoare annotation is: true [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 666 674) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point L642-2(lines 642 650) no Hoare annotation was computed. [2018-11-18 13:46:33,888 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 634 656) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 634 656) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 634 656) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 650) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point L448(lines 426 449) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 378 480) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 423) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 474) no Hoare annotation was computed. [2018-11-18 13:46:33,889 INFO L425 ceAbstractionStarter]: For program point L428(lines 427 447) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point L459-1(line 459) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point L424(lines 424 465) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 378 480) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point L443-1(line 443) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 406) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point L466(lines 466 477) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 378 480) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 433) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 427 447) no Hoare annotation was computed. [2018-11-18 13:46:33,890 INFO L425 ceAbstractionStarter]: For program point L427-3(lines 427 447) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 765 772) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 765 772) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point activatePumpENTRY(lines 765 772) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 657 665) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 657 665) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 657 665) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 613 624) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point L617-1(lines 613 624) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 613 624) no Hoare annotation was computed. [2018-11-18 13:46:33,891 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:46:33,892 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 13:46:33,892 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:46:33,892 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 625 633) the Hoare annotation is: true [2018-11-18 13:46:33,892 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 625 633) no Hoare annotation was computed. [2018-11-18 13:46:33,892 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 625 633) no Hoare annotation was computed. [2018-11-18 13:46:33,892 INFO L421 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,892 INFO L421 ceAbstractionStarter]: At program point L693(lines 693 699) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,892 INFO L421 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,892 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 682 705) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,892 INFO L425 ceAbstractionStarter]: For program point L686(lines 685 704) no Hoare annotation was computed. [2018-11-18 13:46:33,892 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2018-11-18 13:46:33,892 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2018-11-18 13:46:33,892 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 109 138) no Hoare annotation was computed. [2018-11-18 13:46:33,893 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-18 13:46:33,893 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 109 138) the Hoare annotation is: true [2018-11-18 13:46:33,893 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-11-18 13:46:33,893 INFO L428 ceAbstractionStarter]: At program point L123-1(lines 123 127) the Hoare annotation is: true [2018-11-18 13:46:33,893 INFO L425 ceAbstractionStarter]: For program point L119-1(lines 119 133) no Hoare annotation was computed. [2018-11-18 13:46:33,893 INFO L428 ceAbstractionStarter]: At program point L119-3(lines 119 133) the Hoare annotation is: true [2018-11-18 13:46:33,893 INFO L428 ceAbstractionStarter]: At program point L115(line 115) the Hoare annotation is: true [2018-11-18 13:46:33,893 INFO L425 ceAbstractionStarter]: For program point L115-1(line 115) no Hoare annotation was computed. [2018-11-18 13:46:33,893 INFO L428 ceAbstractionStarter]: At program point L134(lines 109 138) the Hoare annotation is: true [2018-11-18 13:46:33,893 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 13:46:33,893 INFO L425 ceAbstractionStarter]: For program point L593-1(lines 589 600) no Hoare annotation was computed. [2018-11-18 13:46:33,893 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 589 600) the Hoare annotation is: true [2018-11-18 13:46:33,893 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 589 600) no Hoare annotation was computed. [2018-11-18 13:46:33,893 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 166 172) no Hoare annotation was computed. [2018-11-18 13:46:33,894 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 166 172) the Hoare annotation is: true [2018-11-18 13:46:33,894 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:46:33,894 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-18 13:46:33,894 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:46:33,894 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:46:33,894 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 856 863) no Hoare annotation was computed. [2018-11-18 13:46:33,894 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 856 863) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))) [2018-11-18 13:46:33,894 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 856 863) no Hoare annotation was computed. [2018-11-18 13:46:33,894 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 601 612) no Hoare annotation was computed. [2018-11-18 13:46:33,894 INFO L425 ceAbstractionStarter]: For program point L605-1(lines 601 612) no Hoare annotation was computed. [2018-11-18 13:46:33,894 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 601 612) the Hoare annotation is: true [2018-11-18 13:46:33,894 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 574 581) no Hoare annotation was computed. [2018-11-18 13:46:33,895 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2018-11-18 13:46:33,895 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 574 581) the Hoare annotation is: true [2018-11-18 13:46:33,895 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 574 581) no Hoare annotation was computed. [2018-11-18 13:46:33,895 INFO L421 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,895 INFO L425 ceAbstractionStarter]: For program point L93(lines 93 99) no Hoare annotation was computed. [2018-11-18 13:46:33,895 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 81 105) the Hoare annotation is: true [2018-11-18 13:46:33,895 INFO L421 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 13:46:33,895 INFO L425 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-11-18 13:46:33,895 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 102) no Hoare annotation was computed. [2018-11-18 13:46:33,895 INFO L425 ceAbstractionStarter]: For program point L89-1(lines 81 105) no Hoare annotation was computed. [2018-11-18 13:46:33,895 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 81 105) no Hoare annotation was computed. [2018-11-18 13:46:33,896 INFO L428 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: true [2018-11-18 13:46:33,896 INFO L425 ceAbstractionStarter]: For program point L87-1(line 87) no Hoare annotation was computed. [2018-11-18 13:46:33,896 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 714 738) no Hoare annotation was computed. [2018-11-18 13:46:33,896 INFO L421 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,896 INFO L425 ceAbstractionStarter]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2018-11-18 13:46:33,896 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 714 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,896 INFO L421 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,896 INFO L421 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,896 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2018-11-18 13:46:33,896 INFO L421 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 13:46:33,896 INFO L425 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2018-11-18 13:46:33,896 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 735) no Hoare annotation was computed. [2018-11-18 13:46:33,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:46:33 BoogieIcfgContainer [2018-11-18 13:46:33,908 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:46:33,908 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:46:33,908 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:46:33,909 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:46:33,909 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:46:31" (3/4) ... [2018-11-18 13:46:33,912 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:46:33,917 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 13:46:33,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 13:46:33,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 13:46:33,920 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 13:46:33,920 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 13:46:33,920 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 13:46:33,920 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 13:46:33,920 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 13:46:33,920 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 13:46:33,920 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 13:46:33,920 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 13:46:33,920 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 13:46:33,921 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 13:46:33,921 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 13:46:33,921 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-18 13:46:33,921 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 13:46:33,927 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2018-11-18 13:46:33,928 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 13:46:33,928 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 13:46:33,949 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) [2018-11-18 13:46:33,949 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 13:46:33,984 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_38f313b9-32c0-4b9a-b5e1-bb9af3db0914/bin-2019/uautomizer/witness.graphml [2018-11-18 13:46:33,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:46:33,985 INFO L168 Benchmark]: Toolchain (without parser) took 3331.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 956.6 MB in the beginning and 933.8 MB in the end (delta: 22.8 MB). Peak memory consumption was 155.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:33,985 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:46:33,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -167.8 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:33,986 INFO L168 Benchmark]: Boogie Preprocessor took 58.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:33,986 INFO L168 Benchmark]: RCFGBuilder took 685.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.9 MB). Peak memory consumption was 87.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:33,986 INFO L168 Benchmark]: TraceAbstraction took 2132.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 944.4 MB in the end (delta: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:33,986 INFO L168 Benchmark]: Witness Printer took 75.60 ms. Allocated memory is still 1.2 GB. Free memory was 944.4 MB in the beginning and 933.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:46:33,988 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -167.8 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 685.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.9 MB). Peak memory consumption was 87.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2132.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 944.4 MB in the end (delta: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. * Witness Printer took 75.60 ms. Allocated memory is still 1.2 GB. Free memory was 944.4 MB in the beginning and 933.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 578]: 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: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 233 locations, 1 error locations. SAFE Result, 2.0s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 637 SDtfs, 303 SDslu, 1008 SDs, 0 SdLazy, 359 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=197occurred in iteration=4, 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, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 325 PreInvPairs, 340 NumberOfFragments, 552 HoareAnnotationTreeSize, 325 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 816 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 283 NumberOfCodeBlocks, 283 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 278 ConstructedInterpolants, 0 QuantifiedInterpolants, 31046 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...