./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product12_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_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product12_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/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 aa894c4db149ffc20490feb4bd4b6a764b6f938d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:20:49,808 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:20:49,810 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:20:49,818 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:20:49,818 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:20:49,819 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:20:49,820 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:20:49,821 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:20:49,822 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:20:49,823 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:20:49,823 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:20:49,824 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:20:49,824 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:20:49,825 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:20:49,826 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:20:49,826 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:20:49,827 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:20:49,828 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:20:49,829 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:20:49,830 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:20:49,831 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:20:49,832 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:20:49,833 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:20:49,834 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:20:49,834 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:20:49,834 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:20:49,835 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:20:49,836 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:20:49,836 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:20:49,837 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:20:49,837 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:20:49,837 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:20:49,838 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:20:49,838 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:20:49,838 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:20:49,839 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:20:49,839 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 16:20:49,849 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:20:49,849 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:20:49,849 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:20:49,850 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:20:49,850 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:20:49,850 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:20:49,850 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:20:49,850 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:20:49,851 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:20:49,851 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:20:49,851 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:20:49,851 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:20:49,851 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:20:49,851 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:20:49,851 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:20:49,852 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:20:49,852 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:20:49,852 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:20:49,852 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:20:49,852 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:20:49,852 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:20:49,852 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:20:49,853 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:20:49,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:20:49,853 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:20:49,853 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:20:49,853 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:20:49,853 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:20:49,853 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:20:49,854 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:20:49,854 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_d8dd4de7-0a84-41ea-a503-45459dc89bdc/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 -> aa894c4db149ffc20490feb4bd4b6a764b6f938d [2018-11-18 16:20:49,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:20:49,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:20:49,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:20:49,888 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:20:49,889 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:20:49,889 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product12_true-unreach-call_false-termination.cil.c [2018-11-18 16:20:49,924 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/data/0ed4a998f/e7708525aee44073979dd1f90fa51922/FLAG1a79a3f86 [2018-11-18 16:20:50,352 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:20:50,353 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/sv-benchmarks/c/product-lines/minepump_spec4_product12_true-unreach-call_false-termination.cil.c [2018-11-18 16:20:50,360 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/data/0ed4a998f/e7708525aee44073979dd1f90fa51922/FLAG1a79a3f86 [2018-11-18 16:20:50,369 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/data/0ed4a998f/e7708525aee44073979dd1f90fa51922 [2018-11-18 16:20:50,372 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:20:50,373 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:20:50,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:20:50,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:20:50,376 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:20:50,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:20:50" (1/1) ... [2018-11-18 16:20:50,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c3b532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50, skipping insertion in model container [2018-11-18 16:20:50,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:20:50" (1/1) ... [2018-11-18 16:20:50,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:20:50,416 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:20:50,600 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:20:50,608 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:20:50,708 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:20:50,729 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:20:50,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50 WrapperNode [2018-11-18 16:20:50,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:20:50,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:20:50,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:20:50,730 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:20:50,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50" (1/1) ... [2018-11-18 16:20:50,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50" (1/1) ... [2018-11-18 16:20:50,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50" (1/1) ... [2018-11-18 16:20:50,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50" (1/1) ... [2018-11-18 16:20:50,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50" (1/1) ... [2018-11-18 16:20:50,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50" (1/1) ... [2018-11-18 16:20:50,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50" (1/1) ... [2018-11-18 16:20:50,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:20:50,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:20:50,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:20:50,788 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:20:50,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/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 16:20:50,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:20:50,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:20:50,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:20:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:20:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:20:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:20:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:20:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:20:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:20:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 16:20:50,843 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:20:50,844 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:20:50,844 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:20:50,844 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2018-11-18 16:20:50,844 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:20:50,844 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:20:50,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:20:50,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:20:50,844 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:20:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 16:20:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 16:20:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:20:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:20:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:20:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:20:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:20:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:20:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:20:50,845 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:20:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:20:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:20:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:20:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:20:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:20:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:20:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:20:50,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:20:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:20:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:20:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:20:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:20:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:20:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:20:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:20:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:20:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:20:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:20:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:20:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:20:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 16:20:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 16:20:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 16:20:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:20:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:20:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:20:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:20:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:20:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:20:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:20:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2018-11-18 16:20:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:20:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:20:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:20:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:20:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:20:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:20:50,849 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:20:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:20:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:20:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:20:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:20:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:20:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:20:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:20:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:20:50,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:20:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:20:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:20:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:20:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:20:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:20:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:20:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:20:50,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:20:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:20:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:20:50,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:20:51,456 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:20:51,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:20:51 BoogieIcfgContainer [2018-11-18 16:20:51,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:20:51,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:20:51,457 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:20:51,459 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:20:51,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:20:50" (1/3) ... [2018-11-18 16:20:51,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20eef735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:20:51, skipping insertion in model container [2018-11-18 16:20:51,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:20:50" (2/3) ... [2018-11-18 16:20:51,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20eef735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:20:51, skipping insertion in model container [2018-11-18 16:20:51,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:20:51" (3/3) ... [2018-11-18 16:20:51,462 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product12_true-unreach-call_false-termination.cil.c [2018-11-18 16:20:51,467 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:20:51,472 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:20:51,481 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:20:51,502 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:20:51,502 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:20:51,502 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:20:51,502 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:20:51,502 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:20:51,503 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:20:51,503 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:20:51,503 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:20:51,503 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:20:51,517 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2018-11-18 16:20:51,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 16:20:51,522 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:20:51,523 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 16:20:51,525 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:20:51,529 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:20:51,529 INFO L82 PathProgramCache]: Analyzing trace with hash -1869057337, now seen corresponding path program 1 times [2018-11-18 16:20:51,530 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:20:51,531 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:20:51,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:51,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:20:51,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:20:51,731 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 16:20:51,733 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:20:51,733 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:20:51,736 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:20:51,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:20:51,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:20:51,750 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 2 states. [2018-11-18 16:20:51,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:20:51,776 INFO L93 Difference]: Finished difference Result 192 states and 237 transitions. [2018-11-18 16:20:51,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:20:51,777 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 16:20:51,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:20:51,786 INFO L225 Difference]: With dead ends: 192 [2018-11-18 16:20:51,786 INFO L226 Difference]: Without dead ends: 96 [2018-11-18 16:20:51,789 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 16:20:51,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-11-18 16:20:51,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-11-18 16:20:51,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-11-18 16:20:51,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2018-11-18 16:20:51,822 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 46 [2018-11-18 16:20:51,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:20:51,823 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2018-11-18 16:20:51,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:20:51,823 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2018-11-18 16:20:51,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 16:20:51,825 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:20:51,825 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 16:20:51,825 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:20:51,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:20:51,826 INFO L82 PathProgramCache]: Analyzing trace with hash -454231889, now seen corresponding path program 1 times [2018-11-18 16:20:51,826 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:20:51,826 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:20:51,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:51,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:20:51,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:20:51,915 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 16:20:51,915 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:20:51,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:20:51,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:20:51,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:20:51,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:20:51,918 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand 3 states. [2018-11-18 16:20:51,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:20:51,931 INFO L93 Difference]: Finished difference Result 126 states and 143 transitions. [2018-11-18 16:20:51,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:20:51,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 16:20:51,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:20:51,933 INFO L225 Difference]: With dead ends: 126 [2018-11-18 16:20:51,933 INFO L226 Difference]: Without dead ends: 86 [2018-11-18 16:20:51,934 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 16:20:51,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-11-18 16:20:51,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-11-18 16:20:51,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-11-18 16:20:51,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 97 transitions. [2018-11-18 16:20:51,942 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 97 transitions. Word has length 48 [2018-11-18 16:20:51,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:20:51,943 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 97 transitions. [2018-11-18 16:20:51,943 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:20:51,943 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 97 transitions. [2018-11-18 16:20:51,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 16:20:51,944 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:20:51,944 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 16:20:51,945 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:20:51,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:20:51,945 INFO L82 PathProgramCache]: Analyzing trace with hash -942495246, now seen corresponding path program 1 times [2018-11-18 16:20:51,945 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:20:51,945 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:20:51,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:51,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:20:51,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:20:52,046 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 16:20:52,046 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:20:52,047 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:20:52,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:20:52,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:20:52,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:20:52,047 INFO L87 Difference]: Start difference. First operand 86 states and 97 transitions. Second operand 7 states. [2018-11-18 16:20:52,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:20:52,310 INFO L93 Difference]: Finished difference Result 261 states and 312 transitions. [2018-11-18 16:20:52,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 16:20:52,311 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 16:20:52,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:20:52,313 INFO L225 Difference]: With dead ends: 261 [2018-11-18 16:20:52,313 INFO L226 Difference]: Without dead ends: 199 [2018-11-18 16:20:52,314 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 16:20:52,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2018-11-18 16:20:52,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 175. [2018-11-18 16:20:52,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-11-18 16:20:52,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 207 transitions. [2018-11-18 16:20:52,335 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 207 transitions. Word has length 53 [2018-11-18 16:20:52,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:20:52,335 INFO L480 AbstractCegarLoop]: Abstraction has 175 states and 207 transitions. [2018-11-18 16:20:52,335 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:20:52,335 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 207 transitions. [2018-11-18 16:20:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 16:20:52,337 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:20:52,337 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] [2018-11-18 16:20:52,337 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:20:52,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:20:52,338 INFO L82 PathProgramCache]: Analyzing trace with hash 738860589, now seen corresponding path program 1 times [2018-11-18 16:20:52,338 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:20:52,338 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:20:52,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:52,339 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:20:52,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:20:52,456 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 16:20:52,457 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:20:52,457 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 16:20:52,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:20:52,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:20:52,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:20:52,458 INFO L87 Difference]: Start difference. First operand 175 states and 207 transitions. Second operand 10 states. [2018-11-18 16:20:52,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:20:52,769 INFO L93 Difference]: Finished difference Result 580 states and 747 transitions. [2018-11-18 16:20:52,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 16:20:52,769 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 56 [2018-11-18 16:20:52,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:20:52,773 INFO L225 Difference]: With dead ends: 580 [2018-11-18 16:20:52,773 INFO L226 Difference]: Without dead ends: 429 [2018-11-18 16:20:52,774 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:20:52,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2018-11-18 16:20:52,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 417. [2018-11-18 16:20:52,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2018-11-18 16:20:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 511 transitions. [2018-11-18 16:20:52,809 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 511 transitions. Word has length 56 [2018-11-18 16:20:52,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:20:52,810 INFO L480 AbstractCegarLoop]: Abstraction has 417 states and 511 transitions. [2018-11-18 16:20:52,810 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:20:52,810 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 511 transitions. [2018-11-18 16:20:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 16:20:52,813 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:20:52,813 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] [2018-11-18 16:20:52,813 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:20:52,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:20:52,813 INFO L82 PathProgramCache]: Analyzing trace with hash -186280153, now seen corresponding path program 1 times [2018-11-18 16:20:52,814 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:20:52,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:20:52,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:52,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:20:52,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:20:52,894 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 16:20:52,895 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:20:52,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:20:52,895 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:20:52,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:20:52,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:20:52,896 INFO L87 Difference]: Start difference. First operand 417 states and 511 transitions. Second operand 3 states. [2018-11-18 16:20:52,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:20:52,942 INFO L93 Difference]: Finished difference Result 768 states and 955 transitions. [2018-11-18 16:20:52,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:20:52,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-18 16:20:52,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:20:52,947 INFO L225 Difference]: With dead ends: 768 [2018-11-18 16:20:52,947 INFO L226 Difference]: Without dead ends: 375 [2018-11-18 16:20:52,949 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:20:52,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-11-18 16:20:52,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 375. [2018-11-18 16:20:52,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 375 states. [2018-11-18 16:20:52,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 437 transitions. [2018-11-18 16:20:52,978 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 437 transitions. Word has length 60 [2018-11-18 16:20:52,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:20:52,978 INFO L480 AbstractCegarLoop]: Abstraction has 375 states and 437 transitions. [2018-11-18 16:20:52,978 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:20:52,979 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 437 transitions. [2018-11-18 16:20:52,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 16:20:52,982 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:20:52,982 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:20:52,982 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:20:52,983 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:20:52,983 INFO L82 PathProgramCache]: Analyzing trace with hash -943272686, now seen corresponding path program 1 times [2018-11-18 16:20:52,983 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:20:52,983 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:20:52,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:52,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:20:52,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:20:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:20:53,109 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:20:53,109 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:20:53,109 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:20:53,109 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:20:53,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:20:53,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:20:53,110 INFO L87 Difference]: Start difference. First operand 375 states and 437 transitions. Second operand 6 states. [2018-11-18 16:20:53,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:20:53,244 INFO L93 Difference]: Finished difference Result 381 states and 443 transitions. [2018-11-18 16:20:53,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:20:53,245 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-11-18 16:20:53,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:20:53,245 INFO L225 Difference]: With dead ends: 381 [2018-11-18 16:20:53,245 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:20:53,246 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 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 16:20:53,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:20:53,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:20:53,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:20:53,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:20:53,247 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2018-11-18 16:20:53,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:20:53,247 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:20:53,247 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:20:53,247 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:20:53,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:20:53,251 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:20:53,673 INFO L425 ceAbstractionStarter]: For program point L595(lines 595 599) no Hoare annotation was computed. [2018-11-18 16:20:53,673 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 564 619) no Hoare annotation was computed. [2018-11-18 16:20:53,673 INFO L425 ceAbstractionStarter]: For program point L595-1(lines 595 599) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point L589-1(lines 589 610) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point L589-3(lines 589 610) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 564 619) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point L611(lines 588 612) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 564 619) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point L665(line 665) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point L665-1(line 665) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 620 679) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 620 679) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point L647(line 647) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point L672(lines 645 673) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 620 679) no Hoare annotation was computed. [2018-11-18 16:20:53,674 INFO L425 ceAbstractionStarter]: For program point L652(lines 652 656) no Hoare annotation was computed. [2018-11-18 16:20:53,675 INFO L425 ceAbstractionStarter]: For program point L652-1(lines 652 656) no Hoare annotation was computed. [2018-11-18 16:20:53,675 INFO L425 ceAbstractionStarter]: For program point L646-1(lines 646 671) no Hoare annotation was computed. [2018-11-18 16:20:53,675 INFO L425 ceAbstractionStarter]: For program point L646-3(lines 646 671) no Hoare annotation was computed. [2018-11-18 16:20:53,675 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 399 405) the Hoare annotation is: true [2018-11-18 16:20:53,675 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 399 405) no Hoare annotation was computed. [2018-11-18 16:20:53,675 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 406 414) no Hoare annotation was computed. [2018-11-18 16:20:53,675 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 406 414) the Hoare annotation is: true [2018-11-18 16:20:53,675 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 406 414) no Hoare annotation was computed. [2018-11-18 16:20:53,675 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 128 152) the Hoare annotation is: true [2018-11-18 16:20:53,675 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 128 152) no Hoare annotation was computed. [2018-11-18 16:20:53,676 INFO L421 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-18 16:20:53,676 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 146) no Hoare annotation was computed. [2018-11-18 16:20:53,676 INFO L421 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0)) [2018-11-18 16:20:53,676 INFO L425 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2018-11-18 16:20:53,676 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 149) no Hoare annotation was computed. [2018-11-18 16:20:53,676 INFO L425 ceAbstractionStarter]: For program point L136-1(lines 128 152) no Hoare annotation was computed. [2018-11-18 16:20:53,676 INFO L428 ceAbstractionStarter]: At program point L134(line 134) the Hoare annotation is: true [2018-11-18 16:20:53,676 INFO L425 ceAbstractionStarter]: For program point L134-1(line 134) no Hoare annotation was computed. [2018-11-18 16:20:53,676 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,676 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2018-11-18 16:20:53,676 INFO L421 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,676 INFO L421 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,677 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2018-11-18 16:20:53,677 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2018-11-18 16:20:53,677 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 16:20:53,677 INFO L421 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,677 INFO L421 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,677 INFO L421 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,677 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2018-11-18 16:20:53,677 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 447 470) no Hoare annotation was computed. [2018-11-18 16:20:53,677 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 447 470) no Hoare annotation was computed. [2018-11-18 16:20:53,677 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 447 470) no Hoare annotation was computed. [2018-11-18 16:20:53,677 INFO L425 ceAbstractionStarter]: For program point L465(line 465) no Hoare annotation was computed. [2018-11-18 16:20:53,677 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-18 16:20:53,678 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-18 16:20:53,678 INFO L425 ceAbstractionStarter]: For program point L462(line 462) no Hoare annotation was computed. [2018-11-18 16:20:53,678 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-18 16:20:53,678 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-18 16:20:53,678 INFO L425 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2018-11-18 16:20:53,678 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-18 16:20:53,678 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-18 16:20:53,678 INFO L425 ceAbstractionStarter]: For program point L456(line 456) no Hoare annotation was computed. [2018-11-18 16:20:53,678 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-18 16:20:53,679 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-18 16:20:53,679 INFO L425 ceAbstractionStarter]: For program point L453(line 453) no Hoare annotation was computed. [2018-11-18 16:20:53,679 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-18 16:20:53,679 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 354 368) no Hoare annotation was computed. [2018-11-18 16:20:53,679 INFO L421 ceAbstractionStarter]: At program point L360(line 360) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 16:20:53,679 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 364) no Hoare annotation was computed. [2018-11-18 16:20:53,679 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 354 368) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 354 368) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 264 271) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 264 271) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 264 271) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 309 317) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 309 317) the Hoare annotation is: true [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 309 317) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point L348(line 348) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 345) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point L337-2(lines 337 345) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 318 353) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 318 353) no Hoare annotation was computed. [2018-11-18 16:20:53,680 INFO L425 ceAbstractionStarter]: For program point L325(lines 325 333) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point L325-2(lines 325 333) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 318 353) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 392 398) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 392 398) the Hoare annotation is: true [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 518 563) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 518 563) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 518 563) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 831 876) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 858) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point L845(lines 845 865) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point L845-1(lines 845 865) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 831 876) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 831 876) no Hoare annotation was computed. [2018-11-18 16:20:53,681 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 478 487) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,682 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 478 487) no Hoare annotation was computed. [2018-11-18 16:20:53,682 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 478 487) no Hoare annotation was computed. [2018-11-18 16:20:53,682 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 298 308) no Hoare annotation was computed. [2018-11-18 16:20:53,682 INFO L425 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2018-11-18 16:20:53,682 INFO L425 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2018-11-18 16:20:53,682 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 298 308) no Hoare annotation was computed. [2018-11-18 16:20:53,682 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 298 308) no Hoare annotation was computed. [2018-11-18 16:20:53,682 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 290 297) the Hoare annotation is: true [2018-11-18 16:20:53,682 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 290 297) no Hoare annotation was computed. [2018-11-18 16:20:53,685 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 290 297) no Hoare annotation was computed. [2018-11-18 16:20:53,685 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 257 263) no Hoare annotation was computed. [2018-11-18 16:20:53,685 INFO L428 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 257 263) the Hoare annotation is: true [2018-11-18 16:20:53,685 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 158 225) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,685 INFO L421 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,685 INFO L425 ceAbstractionStarter]: For program point L188(lines 188 194) no Hoare annotation was computed. [2018-11-18 16:20:53,685 INFO L425 ceAbstractionStarter]: For program point L188-1(lines 188 194) no Hoare annotation was computed. [2018-11-18 16:20:53,685 INFO L421 ceAbstractionStarter]: At program point L215(lines 168 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,686 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 158 225) no Hoare annotation was computed. [2018-11-18 16:20:53,686 INFO L421 ceAbstractionStarter]: At program point L180(line 180) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,686 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 184) no Hoare annotation was computed. [2018-11-18 16:20:53,686 INFO L425 ceAbstractionStarter]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2018-11-18 16:20:53,686 INFO L425 ceAbstractionStarter]: For program point L170(lines 170 174) no Hoare annotation was computed. [2018-11-18 16:20:53,686 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 168 217) no Hoare annotation was computed. [2018-11-18 16:20:53,686 INFO L421 ceAbstractionStarter]: At program point L218(lines 167 219) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,686 INFO L421 ceAbstractionStarter]: At program point L208(line 208) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,686 INFO L425 ceAbstractionStarter]: For program point L206(lines 206 212) no Hoare annotation was computed. [2018-11-18 16:20:53,686 INFO L421 ceAbstractionStarter]: At program point L206-1(lines 198 213) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,686 INFO L425 ceAbstractionStarter]: For program point L169(lines 168 217) no Hoare annotation was computed. [2018-11-18 16:20:53,686 INFO L421 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 213) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 158 225) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 819) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point L799-1(lines 799 819) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 785 830) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 785 830) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 785 830) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 812) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point L101(lines 101 109) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 382 391) no Hoare annotation was computed. [2018-11-18 16:20:53,687 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 382 391) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 382 391) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 682 784) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 737) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L731-1(lines 731 751) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L731-3(lines 731 751) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L752(lines 730 753) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L711(lines 711 727) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 682 784) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 778) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L732(lines 731 751) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L763(line 763) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 769) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 682 784) no Hoare annotation was computed. [2018-11-18 16:20:53,688 INFO L425 ceAbstractionStarter]: For program point L747(line 747) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point L747-1(line 747) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 710) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point L770(lines 770 781) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 273 289) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point L284-1(lines 273 289) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point activatePumpENTRY(lines 273 289) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 286) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point L278(line 278) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point L278-1(line 278) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2018-11-18 16:20:53,689 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2018-11-18 16:20:53,690 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2018-11-18 16:20:53,690 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2018-11-18 16:20:53,690 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2018-11-18 16:20:53,690 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:20:53,690 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:20:53,690 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:20:53,690 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2018-11-18 16:20:53,690 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2018-11-18 16:20:53,690 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2018-11-18 16:20:53,690 INFO L421 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) (or (not (= ~systemActive~0 0)) .cse0))) [2018-11-18 16:20:53,690 INFO L421 ceAbstractionStarter]: At program point L244(lines 244 250) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 16:20:53,690 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 233 256) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 16:20:53,690 INFO L421 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-18 16:20:53,691 INFO L425 ceAbstractionStarter]: For program point L237(lines 236 255) no Hoare annotation was computed. [2018-11-18 16:20:53,691 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 233 256) no Hoare annotation was computed. [2018-11-18 16:20:53,691 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 233 256) no Hoare annotation was computed. [2018-11-18 16:20:53,691 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2018-11-18 16:20:53,691 INFO L428 ceAbstractionStarter]: At program point L442(lines 417 446) the Hoare annotation is: true [2018-11-18 16:20:53,691 INFO L425 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-11-18 16:20:53,691 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-18 16:20:53,691 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2018-11-18 16:20:53,691 INFO L425 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2018-11-18 16:20:53,691 INFO L428 ceAbstractionStarter]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2018-11-18 16:20:53,691 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 427 441) no Hoare annotation was computed. [2018-11-18 16:20:53,691 INFO L428 ceAbstractionStarter]: At program point L427-3(lines 427 441) the Hoare annotation is: true [2018-11-18 16:20:53,691 INFO L428 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-11-18 16:20:53,691 INFO L425 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-11-18 16:20:53,691 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2018-11-18 16:20:53,692 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2018-11-18 16:20:53,692 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2018-11-18 16:20:53,692 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 471 477) no Hoare annotation was computed. [2018-11-18 16:20:53,692 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 471 477) the Hoare annotation is: true [2018-11-18 16:20:53,692 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:20:53,692 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-18 16:20:53,692 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:20:53,692 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:20:53,692 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 369 376) no Hoare annotation was computed. [2018-11-18 16:20:53,692 INFO L428 ceAbstractionStarter]: At program point startSystemENTRY(lines 369 376) the Hoare annotation is: true [2018-11-18 16:20:53,692 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 369 376) no Hoare annotation was computed. [2018-11-18 16:20:53,692 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2018-11-18 16:20:53,692 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2018-11-18 16:20:53,693 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:20:53,693 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 878 885) no Hoare annotation was computed. [2018-11-18 16:20:53,693 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 882) no Hoare annotation was computed. [2018-11-18 16:20:53,693 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 878 885) the Hoare annotation is: true [2018-11-18 16:20:53,693 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 878 885) no Hoare annotation was computed. [2018-11-18 16:20:53,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:20:53 BoogieIcfgContainer [2018-11-18 16:20:53,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:20:53,702 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:20:53,702 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:20:53,703 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:20:53,703 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:20:51" (3/4) ... [2018-11-18 16:20:53,706 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:20:53,711 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:20:53,711 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:20:53,711 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__base [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:20:53,712 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:20:53,713 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:20:53,714 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:20:53,714 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:20:53,714 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 16:20:53,714 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:20:53,714 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:20:53,720 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-18 16:20:53,720 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:20:53,720 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:20:53,739 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 16:20:53,739 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 16:20:53,772 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d8dd4de7-0a84-41ea-a503-45459dc89bdc/bin-2019/uautomizer/witness.graphml [2018-11-18 16:20:53,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:20:53,773 INFO L168 Benchmark]: Toolchain (without parser) took 3401.21 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 239.1 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -108.7 MB). Peak memory consumption was 130.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:20:53,774 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:20:53,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -200.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:20:53,775 INFO L168 Benchmark]: Boogie Preprocessor took 57.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:20:53,775 INFO L168 Benchmark]: RCFGBuilder took 668.58 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: 93.4 MB). Peak memory consumption was 93.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:20:53,775 INFO L168 Benchmark]: TraceAbstraction took 2245.15 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 75.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -16.1 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:20:53,775 INFO L168 Benchmark]: Witness Printer took 70.23 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:20:53,776 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 356.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -200.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 668.58 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: 93.4 MB). Peak memory consumption was 93.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2245.15 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 75.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -16.1 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. * Witness Printer took 70.23 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 882]: 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: 167]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 216 locations, 1 error locations. SAFE Result, 2.1s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 606 SDtfs, 402 SDslu, 1336 SDs, 0 SdLazy, 423 SolverSat, 52 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=417occurred 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: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 383 PreInvPairs, 444 NumberOfFragments, 478 HoareAnnotationTreeSize, 383 FomulaSimplifications, 585 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 1801 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 355 NumberOfCodeBlocks, 355 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 349 ConstructedInterpolants, 0 QuantifiedInterpolants, 43078 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...