./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product08_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product08_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0335c6392c59c467837b14da92286fa43b99dfc ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:57:27,856 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:57:27,858 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:57:27,865 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:57:27,865 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:57:27,866 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:57:27,866 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:57:27,868 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:57:27,869 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:57:27,869 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:57:27,870 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:57:27,870 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:57:27,871 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:57:27,872 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:57:27,872 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:57:27,873 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:57:27,873 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:57:27,875 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:57:27,876 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:57:27,877 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:57:27,878 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:57:27,879 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:57:27,880 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:57:27,880 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:57:27,880 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:57:27,881 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:57:27,882 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:57:27,882 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:57:27,883 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:57:27,884 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:57:27,884 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:57:27,884 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:57:27,884 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:57:27,885 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:57:27,885 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:57:27,886 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:57:27,886 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:57:27,893 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:57:27,893 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:57:27,894 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:57:27,894 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:57:27,894 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:57:27,894 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:57:27,895 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:57:27,895 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:57:27,895 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:57:27,895 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:57:27,895 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:57:27,896 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:57:27,896 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:57:27,896 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:57:27,896 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:57:27,896 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:57:27,896 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:57:27,897 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:57:27,897 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:57:27,897 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:57:27,897 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:57:27,897 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:57:27,897 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:57:27,897 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:57:27,898 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:57:27,898 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:57:27,898 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:57:27,898 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:57:27,898 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:57:27,898 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:57:27,898 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:57:27,899 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:57:27,899 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:57:27,899 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:57:27,899 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0335c6392c59c467837b14da92286fa43b99dfc [2018-11-10 09:57:27,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:57:27,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:57:27,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:57:27,935 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:57:27,936 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:57:27,936 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product08_true-unreach-call_false-termination.cil.c [2018-11-10 09:57:27,978 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/data/eb89fba15/78be2fed5294424db41559aa7d1c7908/FLAG655042b37 [2018-11-10 09:57:28,419 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:57:28,420 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/sv-benchmarks/c/product-lines/minepump_spec4_product08_true-unreach-call_false-termination.cil.c [2018-11-10 09:57:28,430 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/data/eb89fba15/78be2fed5294424db41559aa7d1c7908/FLAG655042b37 [2018-11-10 09:57:28,440 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/data/eb89fba15/78be2fed5294424db41559aa7d1c7908 [2018-11-10 09:57:28,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:57:28,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:57:28,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:57:28,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:57:28,446 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:57:28,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b52ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28, skipping insertion in model container [2018-11-10 09:57:28,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:57:28,485 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:57:28,665 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:57:28,673 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:57:28,729 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:57:28,749 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:57:28,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28 WrapperNode [2018-11-10 09:57:28,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:57:28,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:57:28,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:57:28,750 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:57:28,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:57:28,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:57:28,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:57:28,835 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:57:28,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (1/1) ... [2018-11-10 09:57:28,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:57:28,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:57:28,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:57:28,865 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:57:28,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:57:28,918 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 09:57:28,918 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 09:57:28,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-10 09:57:28,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-10 09:57:28,919 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:57:28,919 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:57:28,919 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-10 09:57:28,919 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-10 09:57:28,919 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 09:57:28,920 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 09:57:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 09:57:28,920 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 09:57:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 09:57:28,920 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 09:57:28,920 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 09:57:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 09:57:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 09:57:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 09:57:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 09:57:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 09:57:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 09:57:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 09:57:28,921 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 09:57:28,921 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 09:57:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 09:57:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 09:57:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 09:57:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 09:57:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 09:57:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 09:57:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 09:57:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 09:57:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 09:57:28,922 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 09:57:28,922 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 09:57:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 09:57:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 09:57:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 09:57:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 09:57:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 09:57:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 09:57:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 09:57:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:57:28,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:57:28,923 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 09:57:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 09:57:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:57:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:57:28,924 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 09:57:28,924 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 09:57:29,435 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:57:29,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:57:29 BoogieIcfgContainer [2018-11-10 09:57:29,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:57:29,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 09:57:29,436 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 09:57:29,438 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 09:57:29,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 09:57:28" (1/3) ... [2018-11-10 09:57:29,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36faa174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:57:29, skipping insertion in model container [2018-11-10 09:57:29,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:57:28" (2/3) ... [2018-11-10 09:57:29,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36faa174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:57:29, skipping insertion in model container [2018-11-10 09:57:29,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:57:29" (3/3) ... [2018-11-10 09:57:29,440 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product08_true-unreach-call_false-termination.cil.c [2018-11-10 09:57:29,446 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 09:57:29,451 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 09:57:29,460 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 09:57:29,481 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 09:57:29,481 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 09:57:29,481 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 09:57:29,481 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 09:57:29,481 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 09:57:29,481 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 09:57:29,481 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 09:57:29,482 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 09:57:29,493 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states. [2018-11-10 09:57:29,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 09:57:29,499 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:57:29,499 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] [2018-11-10 09:57:29,501 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:57:29,504 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:57:29,504 INFO L82 PathProgramCache]: Analyzing trace with hash 2100264899, now seen corresponding path program 1 times [2018-11-10 09:57:29,506 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:57:29,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:29,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:57:29,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:29,542 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:57:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:57:29,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:57:29,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:57:29,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 09:57:29,715 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:57:29,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 09:57:29,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 09:57:29,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 09:57:29,728 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 2 states. [2018-11-10 09:57:29,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:57:29,749 INFO L93 Difference]: Finished difference Result 228 states and 281 transitions. [2018-11-10 09:57:29,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 09:57:29,750 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 09:57:29,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:57:29,757 INFO L225 Difference]: With dead ends: 228 [2018-11-10 09:57:29,758 INFO L226 Difference]: Without dead ends: 114 [2018-11-10 09:57:29,760 INFO L605 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 [2018-11-10 09:57:29,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-10 09:57:29,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-11-10 09:57:29,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-10 09:57:29,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 132 transitions. [2018-11-10 09:57:29,794 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 132 transitions. Word has length 46 [2018-11-10 09:57:29,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:57:29,794 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 132 transitions. [2018-11-10 09:57:29,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 09:57:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2018-11-10 09:57:29,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 09:57:29,796 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:57:29,796 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] [2018-11-10 09:57:29,796 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:57:29,797 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:57:29,797 INFO L82 PathProgramCache]: Analyzing trace with hash 686263947, now seen corresponding path program 1 times [2018-11-10 09:57:29,797 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:57:29,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:29,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:57:29,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:29,798 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:57:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:57:29,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:57:29,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:57:29,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 09:57:29,886 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:57:29,888 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 09:57:29,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 09:57:29,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 09:57:29,889 INFO L87 Difference]: Start difference. First operand 114 states and 132 transitions. Second operand 3 states. [2018-11-10 09:57:29,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:57:29,908 INFO L93 Difference]: Finished difference Result 165 states and 189 transitions. [2018-11-10 09:57:29,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 09:57:29,909 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 09:57:29,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:57:29,910 INFO L225 Difference]: With dead ends: 165 [2018-11-10 09:57:29,910 INFO L226 Difference]: Without dead ends: 104 [2018-11-10 09:57:29,912 INFO L605 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 [2018-11-10 09:57:29,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-11-10 09:57:29,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-11-10 09:57:29,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-11-10 09:57:29,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2018-11-10 09:57:29,924 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 48 [2018-11-10 09:57:29,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:57:29,924 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2018-11-10 09:57:29,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 09:57:29,924 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2018-11-10 09:57:29,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 09:57:29,926 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:57:29,926 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] [2018-11-10 09:57:29,926 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:57:29,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:57:29,926 INFO L82 PathProgramCache]: Analyzing trace with hash -544714830, now seen corresponding path program 1 times [2018-11-10 09:57:29,927 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:57:29,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:29,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:57:29,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:29,929 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:57:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:57:30,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:57:30,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:57:30,061 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 09:57:30,062 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:57:30,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 09:57:30,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 09:57:30,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 09:57:30,064 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 7 states. [2018-11-10 09:57:30,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:57:30,417 INFO L93 Difference]: Finished difference Result 315 states and 378 transitions. [2018-11-10 09:57:30,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 09:57:30,418 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-10 09:57:30,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:57:30,420 INFO L225 Difference]: With dead ends: 315 [2018-11-10 09:57:30,420 INFO L226 Difference]: Without dead ends: 235 [2018-11-10 09:57:30,420 INFO L605 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 [2018-11-10 09:57:30,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2018-11-10 09:57:30,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 223. [2018-11-10 09:57:30,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2018-11-10 09:57:30,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 267 transitions. [2018-11-10 09:57:30,443 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 267 transitions. Word has length 53 [2018-11-10 09:57:30,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:57:30,444 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 267 transitions. [2018-11-10 09:57:30,444 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 09:57:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 267 transitions. [2018-11-10 09:57:30,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 09:57:30,446 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:57:30,446 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] [2018-11-10 09:57:30,447 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:57:30,447 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:57:30,447 INFO L82 PathProgramCache]: Analyzing trace with hash -607023997, now seen corresponding path program 1 times [2018-11-10 09:57:30,447 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:57:30,448 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:30,448 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:57:30,448 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:30,448 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:57:30,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:57:30,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:57:30,552 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:57:30,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 09:57:30,552 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:57:30,552 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 09:57:30,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 09:57:30,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 09:57:30,553 INFO L87 Difference]: Start difference. First operand 223 states and 267 transitions. Second operand 10 states. [2018-11-10 09:57:30,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:57:30,931 INFO L93 Difference]: Finished difference Result 772 states and 987 transitions. [2018-11-10 09:57:30,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 09:57:30,933 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-11-10 09:57:30,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:57:30,935 INFO L225 Difference]: With dead ends: 772 [2018-11-10 09:57:30,936 INFO L226 Difference]: Without dead ends: 573 [2018-11-10 09:57:30,937 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-10 09:57:30,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2018-11-10 09:57:30,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 561. [2018-11-10 09:57:30,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2018-11-10 09:57:30,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 691 transitions. [2018-11-10 09:57:30,983 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 691 transitions. Word has length 58 [2018-11-10 09:57:30,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:57:30,984 INFO L481 AbstractCegarLoop]: Abstraction has 561 states and 691 transitions. [2018-11-10 09:57:30,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 09:57:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 691 transitions. [2018-11-10 09:57:30,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 09:57:30,987 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:57:30,987 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:57:30,987 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:57:30,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:57:30,987 INFO L82 PathProgramCache]: Analyzing trace with hash 1597529705, now seen corresponding path program 1 times [2018-11-10 09:57:30,987 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:57:30,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:30,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:57:30,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:30,990 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:57:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:57:31,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:57:31,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:57:31,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 09:57:31,053 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:57:31,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 09:57:31,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 09:57:31,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 09:57:31,054 INFO L87 Difference]: Start difference. First operand 561 states and 691 transitions. Second operand 4 states. [2018-11-10 09:57:31,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:57:31,166 INFO L93 Difference]: Finished difference Result 954 states and 1210 transitions. [2018-11-10 09:57:31,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 09:57:31,167 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-11-10 09:57:31,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:57:31,169 INFO L225 Difference]: With dead ends: 954 [2018-11-10 09:57:31,169 INFO L226 Difference]: Without dead ends: 417 [2018-11-10 09:57:31,171 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 09:57:31,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2018-11-10 09:57:31,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 405. [2018-11-10 09:57:31,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2018-11-10 09:57:31,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 467 transitions. [2018-11-10 09:57:31,189 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 467 transitions. Word has length 62 [2018-11-10 09:57:31,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:57:31,189 INFO L481 AbstractCegarLoop]: Abstraction has 405 states and 467 transitions. [2018-11-10 09:57:31,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 09:57:31,190 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 467 transitions. [2018-11-10 09:57:31,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 09:57:31,191 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:57:31,192 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:57:31,192 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:57:31,192 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:57:31,192 INFO L82 PathProgramCache]: Analyzing trace with hash -1820006436, now seen corresponding path program 1 times [2018-11-10 09:57:31,192 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:57:31,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:31,193 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:57:31,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:57:31,193 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:57:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:57:31,275 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 09:57:31,275 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 09:57:31,275 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 09:57:31,276 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 92 with the following transitions: [2018-11-10 09:57:31,277 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [42], [44], [45], [46], [47], [48], [77], [81], [87], [91], [95], [98], [103], [109], [111], [117], [120], [123], [131], [132], [133], [134], [176], [183], [186], [197], [202], [206], [207], [210], [211], [212], [213], [214], [216], [217], [218], [219], [220], [221], [222], [223], [224], [228], [240], [241], [246], [247], [248], [249], [260], [261], [262], [263], [264] [2018-11-10 09:57:31,315 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 09:57:31,316 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 09:57:40,115 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 09:57:40,116 INFO L272 AbstractInterpreter]: Visited 60 different actions 124 times. Merged at 14 different actions 21 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 133 variables. [2018-11-10 09:57:40,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:57:40,125 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 09:57:49,718 INFO L227 lantSequenceWeakener]: Weakened 82 states. On average, predicates are now at 97.61% of their original sizes. [2018-11-10 09:57:49,718 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 09:57:50,329 INFO L415 sIntCurrentIteration]: We unified 90 AI predicates to 90 [2018-11-10 09:57:50,329 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 09:57:50,330 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 09:57:50,330 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [30] imperfect sequences [7] total 35 [2018-11-10 09:57:50,330 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:57:50,331 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-11-10 09:57:50,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-11-10 09:57:50,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=737, Unknown=0, NotChecked=0, Total=870 [2018-11-10 09:57:50,332 INFO L87 Difference]: Start difference. First operand 405 states and 467 transitions. Second operand 30 states. [2018-11-10 09:58:09,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:58:09,987 INFO L93 Difference]: Finished difference Result 585 states and 696 transitions. [2018-11-10 09:58:09,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-10 09:58:09,987 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 91 [2018-11-10 09:58:09,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:58:09,988 INFO L225 Difference]: With dead ends: 585 [2018-11-10 09:58:09,988 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 09:58:09,989 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 112 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=355, Invalid=2297, Unknown=0, NotChecked=0, Total=2652 [2018-11-10 09:58:09,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 09:58:09,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 09:58:09,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 09:58:09,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 09:58:09,990 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2018-11-10 09:58:09,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:58:09,990 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 09:58:09,990 INFO L482 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-11-10 09:58:09,990 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 09:58:09,991 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 09:58:09,994 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 09:58:10,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 09:58:10,178 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2018-11-10 09:58:10,405 WARN L179 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2018-11-10 09:58:11,100 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 26 [2018-11-10 09:58:11,647 WARN L179 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 56 [2018-11-10 09:58:11,982 WARN L179 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 34 [2018-11-10 09:58:12,810 WARN L179 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 65 [2018-11-10 09:58:13,009 WARN L179 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 44 [2018-11-10 09:58:13,314 WARN L179 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 46 [2018-11-10 09:58:13,601 WARN L179 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 34 [2018-11-10 09:58:14,007 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 31 [2018-11-10 09:58:14,134 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2018-11-10 09:58:14,378 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 50 [2018-11-10 09:58:15,079 WARN L179 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 63 [2018-11-10 09:58:16,082 WARN L179 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 63 [2018-11-10 09:58:16,281 WARN L179 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 59 [2018-11-10 09:58:16,283 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 147 153) the Hoare annotation is: true [2018-11-10 09:58:16,283 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 147 153) no Hoare annotation was computed. [2018-11-10 09:58:16,283 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 154 162) no Hoare annotation was computed. [2018-11-10 09:58:16,283 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 154 162) the Hoare annotation is: true [2018-11-10 09:58:16,283 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 154 162) no Hoare annotation was computed. [2018-11-10 09:58:16,283 INFO L421 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= ~waterLevel~0 1)) .cse1) (or (< (* 2 ~waterLevel~0) 4) .cse1 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-11-10 09:58:16,283 INFO L425 ceAbstractionStarter]: For program point L641-1(line 641) no Hoare annotation was computed. [2018-11-10 09:58:16,283 INFO L425 ceAbstractionStarter]: For program point L639(lines 639 652) no Hoare annotation was computed. [2018-11-10 09:58:16,283 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 631 655) the Hoare annotation is: true [2018-11-10 09:58:16,283 INFO L425 ceAbstractionStarter]: For program point L639-1(lines 631 655) no Hoare annotation was computed. [2018-11-10 09:58:16,283 INFO L428 ceAbstractionStarter]: At program point L637(line 637) the Hoare annotation is: true [2018-11-10 09:58:16,283 INFO L425 ceAbstractionStarter]: For program point L637-1(line 637) no Hoare annotation was computed. [2018-11-10 09:58:16,284 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 631 655) no Hoare annotation was computed. [2018-11-10 09:58:16,284 INFO L421 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= ~waterLevel~0 1)) .cse1) (or (< (* 2 ~waterLevel~0) 4) .cse1 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-11-10 09:58:16,284 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 649) no Hoare annotation was computed. [2018-11-10 09:58:16,284 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 239 261) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 09:58:16,284 INFO L421 ceAbstractionStarter]: At program point L251(line 251) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (= main_~tmp~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 09:58:16,284 INFO L421 ceAbstractionStarter]: At program point L251-1(line 251) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (= main_~tmp~0 1) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 09:58:16,284 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 256) no Hoare annotation was computed. [2018-11-10 09:58:16,284 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 239 261) no Hoare annotation was computed. [2018-11-10 09:58:16,284 INFO L425 ceAbstractionStarter]: For program point L249-1(lines 249 256) no Hoare annotation was computed. [2018-11-10 09:58:16,284 INFO L425 ceAbstractionStarter]: For program point L247(line 247) no Hoare annotation was computed. [2018-11-10 09:58:16,284 INFO L421 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 09:58:16,284 INFO L421 ceAbstractionStarter]: At program point L245(line 245) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 09:58:16,284 INFO L421 ceAbstractionStarter]: At program point L245-1(line 245) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 09:58:16,284 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 239 261) no Hoare annotation was computed. [2018-11-10 09:58:16,284 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 793 807) no Hoare annotation was computed. [2018-11-10 09:58:16,285 INFO L421 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (< 0 .cse1))) (and (or (< (* 2 ~waterLevel~0) 4) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or (< .cse1 0) (not (= ~waterLevel~0 1)) .cse0)))) [2018-11-10 09:58:16,285 INFO L425 ceAbstractionStarter]: For program point L797(lines 797 803) no Hoare annotation was computed. [2018-11-10 09:58:16,285 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 793 807) the Hoare annotation is: (let ((.cse6 (+ |old(~pumpRunning~0)| 2)) (.cse5 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (+ ~waterLevel~0 |old(~systemActive~0)|)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 0 .cse5)) (.cse1 (+ ~systemActive~0 ~waterLevel~0)) (.cse3 (< .cse6 ~waterLevel~0))) (and (or (< .cse0 2) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (and (<= 2 .cse1) (<= ~systemActive~0 ~waterLevel~0)) .cse2 .cse3) (or .cse4 (< (* 2 ~waterLevel~0) 4) .cse2 .cse3) (or (and (<= .cse1 3) (<= (+ ~pumpRunning~0 1) ~systemActive~0)) (< .cse0 3) (< ~waterLevel~0 (+ |old(~systemActive~0)| 1)) .cse2 .cse3) (or .cse4 (< .cse5 0) (not (= ~waterLevel~0 1)) .cse2) (or (not (= |old(~systemActive~0)| 0)) (< ~waterLevel~0 .cse6) (<= .cse1 2) (< |old(~pumpRunning~0)| |old(~systemActive~0)|) (< 0 (+ |old(~pumpRunning~0)| |old(~systemActive~0)|)) .cse3)))) [2018-11-10 09:58:16,285 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 793 807) no Hoare annotation was computed. [2018-11-10 09:58:16,285 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 748 756) no Hoare annotation was computed. [2018-11-10 09:58:16,285 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 748 756) the Hoare annotation is: true [2018-11-10 09:58:16,285 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 748 756) no Hoare annotation was computed. [2018-11-10 09:58:16,285 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 140 146) no Hoare annotation was computed. [2018-11-10 09:58:16,285 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 140 146) the Hoare annotation is: true [2018-11-10 09:58:16,285 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 229 238) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 09:58:16,285 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 229 238) no Hoare annotation was computed. [2018-11-10 09:58:16,285 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 229 238) no Hoare annotation was computed. [2018-11-10 09:58:16,285 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 737 747) the Hoare annotation is: true [2018-11-10 09:58:16,285 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 737 747) no Hoare annotation was computed. [2018-11-10 09:58:16,286 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 737 747) no Hoare annotation was computed. [2018-11-10 09:58:16,286 INFO L428 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-11-10 09:58:16,286 INFO L425 ceAbstractionStarter]: For program point L742-1(line 742) no Hoare annotation was computed. [2018-11-10 09:58:16,286 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 729 736) the Hoare annotation is: true [2018-11-10 09:58:16,286 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 729 736) no Hoare annotation was computed. [2018-11-10 09:58:16,286 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 729 736) no Hoare annotation was computed. [2018-11-10 09:58:16,286 INFO L425 ceAbstractionStarter]: For program point L704(lines 704 712) no Hoare annotation was computed. [2018-11-10 09:58:16,286 INFO L421 ceAbstractionStarter]: At program point L702(line 702) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 09:58:16,286 INFO L425 ceAbstractionStarter]: For program point L702-1(line 702) no Hoare annotation was computed. [2018-11-10 09:58:16,286 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 717) no Hoare annotation was computed. [2018-11-10 09:58:16,286 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 696 720) no Hoare annotation was computed. [2018-11-10 09:58:16,287 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 696 720) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-11-10 09:58:16,287 INFO L421 ceAbstractionStarter]: At program point L715(line 715) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-11-10 09:58:16,287 INFO L425 ceAbstractionStarter]: For program point L715-1(lines 696 720) no Hoare annotation was computed. [2018-11-10 09:58:16,287 INFO L421 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 09:58:16,287 INFO L421 ceAbstractionStarter]: At program point L706(line 706) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 09:58:16,287 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 688 694) no Hoare annotation was computed. [2018-11-10 09:58:16,287 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 688 694) the Hoare annotation is: true [2018-11-10 09:58:16,287 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 871) no Hoare annotation was computed. [2018-11-10 09:58:16,288 INFO L421 ceAbstractionStarter]: At program point L865-1(lines 857 872) the Hoare annotation is: (let ((.cse10 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= .cse10 2)) (.cse4 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647))) (.cse5 (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646))) (.cse6 (<= test_~tmp~6 (+ test_~splverifierCounter~0 2147483647))) (.cse8 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse2 (<= 1 .cse10)) (.cse3 (<= test_~splverifierCounter~0 (+ test_~tmp~6 2147483648))) (.cse7 (= ~pumpRunning~0 0)) (.cse9 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse0 1) (<= 1 .cse0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse8 .cse9)) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse1 .cse2 .cse3 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse4 .cse5 .cse6 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse7 .cse8 .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse2 .cse3 .cse7 (<= (+ test_~tmp~6 test_~splverifierCounter~0) 2147483647) .cse9) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 09:58:16,288 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 817 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 09:58:16,288 INFO L425 ceAbstractionStarter]: For program point L828(lines 827 876) no Hoare annotation was computed. [2018-11-10 09:58:16,288 INFO L421 ceAbstractionStarter]: At program point L859(line 859) the Hoare annotation is: (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= 1 .cse0)) (.cse2 (<= test_~splverifierCounter~0 (+ test_~tmp~6 2147483648))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= .cse0 2) .cse1 .cse2 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) (<= test_~tmp~6 (+ test_~splverifierCounter~0 2147483647)) (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse3 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse4) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse1 .cse2 .cse3 (<= (+ test_~tmp~6 test_~splverifierCounter~0) 2147483647) .cse4) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 09:58:16,288 INFO L425 ceAbstractionStarter]: For program point L857(lines 857 872) no Hoare annotation was computed. [2018-11-10 09:58:16,289 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 817 884) no Hoare annotation was computed. [2018-11-10 09:58:16,290 INFO L421 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= 1 .cse0)) (.cse2 (<= test_~splverifierCounter~0 (+ test_~tmp~6 2147483648))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= .cse0 2) .cse1 .cse2 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) (<= test_~tmp~6 (+ test_~splverifierCounter~0 2147483647)) .cse3 .cse4) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse1 .cse2 .cse3 (<= (+ test_~tmp~6 test_~splverifierCounter~0) 2147483647) .cse4) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 09:58:16,290 INFO L425 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-11-10 09:58:16,290 INFO L425 ceAbstractionStarter]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2018-11-10 09:58:16,290 INFO L421 ceAbstractionStarter]: At program point L874(lines 827 876) the Hoare annotation is: (let ((.cse11 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= .cse11 2)) (.cse4 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647))) (.cse5 (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646))) (.cse6 (<= test_~tmp~6 (+ test_~splverifierCounter~0 2147483647))) (.cse8 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse10 (<= ~waterLevel~0 (+ ~pumpRunning~0 1))) (.cse2 (<= 1 .cse11)) (.cse3 (<= test_~splverifierCounter~0 (+ test_~tmp~6 2147483648))) (.cse7 (= ~pumpRunning~0 0)) (.cse9 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse0 1) (<= 1 .cse0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse8 .cse9)) (and (= ~systemActive~0 1) .cse10 .cse2 .cse7 .cse9) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse1 .cse2 .cse3 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse4 .cse5 .cse6 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse7 .cse8 .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (and .cse10 .cse2 .cse3 .cse7 (<= (+ test_~tmp~6 test_~splverifierCounter~0) 2147483647) .cse9) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 09:58:16,290 INFO L421 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (let ((.cse10 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse0 (<= .cse10 2)) (.cse3 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647))) (.cse4 (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646))) (.cse5 (<= test_~tmp~6 (+ test_~splverifierCounter~0 2147483647))) (.cse7 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse1 (<= 1 .cse10)) (.cse2 (<= test_~splverifierCounter~0 (+ test_~tmp~6 2147483648))) (.cse6 (= ~pumpRunning~0 0)) (.cse8 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse0 .cse1 .cse2 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse3 .cse4 .cse5 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse6 .cse7 .cse8) (let ((.cse9 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse9 1) (<= 1 .cse9) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse7 .cse8)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse1 .cse2 .cse6 (<= (+ test_~tmp~6 test_~splverifierCounter~0) 2147483647) .cse8) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 09:58:16,290 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 843) no Hoare annotation was computed. [2018-11-10 09:58:16,290 INFO L425 ceAbstractionStarter]: For program point L837-1(lines 837 843) no Hoare annotation was computed. [2018-11-10 09:58:16,290 INFO L425 ceAbstractionStarter]: For program point L829(lines 829 833) no Hoare annotation was computed. [2018-11-10 09:58:16,290 INFO L425 ceAbstractionStarter]: For program point L827-1(lines 827 876) no Hoare annotation was computed. [2018-11-10 09:58:16,290 INFO L421 ceAbstractionStarter]: At program point L877(lines 826 878) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 09:58:16,290 INFO L421 ceAbstractionStarter]: At program point L867(line 867) the Hoare annotation is: (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= 1 .cse0)) (.cse2 (<= test_~splverifierCounter~0 (+ test_~tmp~6 2147483648))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) (<= .cse0 2) .cse1 .cse2 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) (<= test_~tmp~6 (+ test_~splverifierCounter~0 2147483647)) (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse3 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse4) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse1 .cse2 .cse3 (<= (+ test_~tmp~6 test_~splverifierCounter~0) 2147483647) .cse4) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 09:58:16,290 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 817 884) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 166 195) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L428 ceAbstractionStarter]: At program point L180-1(lines 180 184) the Hoare annotation is: true [2018-11-10 09:58:16,291 INFO L425 ceAbstractionStarter]: For program point L176-1(lines 176 190) no Hoare annotation was computed. [2018-11-10 09:58:16,291 INFO L428 ceAbstractionStarter]: At program point L176-3(lines 176 190) the Hoare annotation is: true [2018-11-10 09:58:16,292 INFO L428 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: true [2018-11-10 09:58:16,292 INFO L425 ceAbstractionStarter]: For program point L172-1(line 172) no Hoare annotation was computed. [2018-11-10 09:58:16,292 INFO L428 ceAbstractionStarter]: At program point L191(lines 166 195) the Hoare annotation is: true [2018-11-10 09:58:16,292 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 166 195) the Hoare annotation is: true [2018-11-10 09:58:16,292 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-10 09:58:16,292 INFO L425 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-10 09:58:16,292 INFO L421 ceAbstractionStarter]: At program point L670(line 670) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= |old(~waterLevel~0)| 1)) .cse1) (or (< (* 2 |old(~waterLevel~0)|) 4) .cse1 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-11-10 09:58:16,292 INFO L425 ceAbstractionStarter]: For program point L668(lines 667 686) no Hoare annotation was computed. [2018-11-10 09:58:16,292 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 664 687) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 0 .cse3))) (and (or (< (* 2 |old(~waterLevel~0)|) 4) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse0) .cse1) .cse2 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse0 1) .cse1) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse2)))) [2018-11-10 09:58:16,292 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 664 687) no Hoare annotation was computed. [2018-11-10 09:58:16,293 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 664 687) no Hoare annotation was computed. [2018-11-10 09:58:16,293 INFO L421 ceAbstractionStarter]: At program point L677(line 677) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse4 (< 0 .cse3)) (.cse1 (not (= ~systemActive~0 0))) (.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (<= .cse0 1) (<= 1 .cse0) .cse1 .cse2) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse4) (or (< (* 2 |old(~waterLevel~0)|) 4) .cse4 (and .cse1 (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse0) .cse2) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-11-10 09:58:16,293 INFO L421 ceAbstractionStarter]: At program point L675(lines 675 681) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 0 .cse3))) (and (or (< (* 2 |old(~waterLevel~0)|) 4) .cse0 (and (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse1) .cse2) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse1 1) .cse2) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse0)))) [2018-11-10 09:58:16,293 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2018-11-10 09:58:16,293 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2018-11-10 09:58:16,293 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2018-11-10 09:58:16,293 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 09:58:16,293 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-11-10 09:58:16,293 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 09:58:16,293 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 09:58:16,293 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 221 227) no Hoare annotation was computed. [2018-11-10 09:58:16,294 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 221 227) the Hoare annotation is: true [2018-11-10 09:58:16,294 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 808 815) no Hoare annotation was computed. [2018-11-10 09:58:16,294 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 808 815) the Hoare annotation is: (let ((.cse5 (+ ~pumpRunning~0 2))) (let ((.cse2 (+ ~waterLevel~0 |old(~systemActive~0)|)) (.cse1 (+ ~pumpRunning~0 1)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse3 (< 0 (* 2 ~pumpRunning~0))) (.cse4 (< .cse5 ~waterLevel~0))) (and (or (and (<= .cse0 3) (<= .cse1 ~systemActive~0)) (< .cse2 3) (< ~waterLevel~0 (+ |old(~systemActive~0)| 1)) .cse3 .cse4) (or (not (= |old(~systemActive~0)| 0)) (< ~waterLevel~0 .cse5) (< ~pumpRunning~0 |old(~systemActive~0)|) (<= .cse0 2) (< 0 (+ ~pumpRunning~0 |old(~systemActive~0)|)) .cse4) (or (< .cse2 2) (< .cse1 |old(~systemActive~0)|) (and (<= 2 .cse0) (<= ~systemActive~0 ~waterLevel~0)) .cse3 .cse4)))) [2018-11-10 09:58:16,294 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 808 815) no Hoare annotation was computed. [2018-11-10 09:58:16,294 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2018-11-10 09:58:16,294 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2018-11-10 09:58:16,294 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (let ((.cse1 (* 2 ~pumpRunning~0))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (< 0 .cse1))) (and (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse0 1)) (< .cse1 0) (not (= |old(~waterLevel~0)| 1)) .cse2) (let ((.cse3 (+ ~pumpRunning~0 2))) (or (< (* 2 |old(~waterLevel~0)|) 4) (and (<= ~waterLevel~0 .cse3) (<= 2 .cse0)) .cse2 (< .cse3 |old(~waterLevel~0)|)))))) [2018-11-10 09:58:16,294 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 886 893) no Hoare annotation was computed. [2018-11-10 09:58:16,294 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 886 893) the Hoare annotation is: true [2018-11-10 09:58:16,295 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2018-11-10 09:58:16,295 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 886 893) no Hoare annotation was computed. [2018-11-10 09:58:16,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 09:58:16 BoogieIcfgContainer [2018-11-10 09:58:16,305 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 09:58:16,306 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 09:58:16,306 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 09:58:16,314 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 09:58:16,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:57:29" (3/4) ... [2018-11-10 09:58:16,317 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 09:58:16,321 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 09:58:16,321 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 09:58:16,321 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-10 09:58:16,321 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 09:58:16,321 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-10 09:58:16,321 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 09:58:16,321 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 09:58:16,321 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 09:58:16,321 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 09:58:16,321 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 09:58:16,322 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 09:58:16,323 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 09:58:16,323 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 09:58:16,323 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 09:58:16,329 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2018-11-10 09:58:16,330 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 09:58:16,330 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 09:58:16,354 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\old(systemActive) == 1) || (((((((((((pumpRunning + systemActive <= 1 && 1 <= pumpRunning + systemActive) && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && splverifierCounter <= tmp + 2147483648) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp <= splverifierCounter + 2147483647) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || ((((systemActive == 1 && waterLevel <= pumpRunning + 1) && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((0 <= pumpRunning + tmp___1 + 2147483648 && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && splverifierCounter <= tmp + 2147483648) && waterLevel + tmp___1 <= 2147483649) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp <= splverifierCounter + 2147483647) && tmp___2 <= waterLevel + 2147483645) && pumpRunning == 0) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || (((((waterLevel <= pumpRunning + 1 && 1 <= pumpRunning + waterLevel) && splverifierCounter <= tmp + 2147483648) && pumpRunning == 0) && tmp + splverifierCounter <= 2147483647) && splverifierCounter == 0)) || 0 < 2 * \old(pumpRunning) [2018-11-10 09:58:16,354 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(systemActive) == 1) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 09:58:16,388 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dc64395c-86ed-4b0d-ac4c-730506ebd6a9/bin-2019/utaipan/witness.graphml [2018-11-10 09:58:16,389 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 09:58:16,389 INFO L168 Benchmark]: Toolchain (without parser) took 47946.42 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 958.2 MB in the beginning and 3.2 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-10 09:58:16,390 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:58:16,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.49 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 934.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:16,390 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:16,390 INFO L168 Benchmark]: Boogie Preprocessor took 29.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:16,391 INFO L168 Benchmark]: RCFGBuilder took 570.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:16,391 INFO L168 Benchmark]: TraceAbstraction took 46869.58 ms. Allocated memory was 1.1 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 1.0 GB in the beginning and 3.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-10 09:58:16,391 INFO L168 Benchmark]: Witness Printer took 82.90 ms. Allocated memory is still 4.7 GB. Free memory was 3.3 GB in the beginning and 3.2 GB in the end (delta: 74.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:58:16,392 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.49 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 934.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 570.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 46869.58 ms. Allocated memory was 1.1 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 1.0 GB in the beginning and 3.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 82.90 ms. Allocated memory is still 4.7 GB. Free memory was 3.3 GB in the beginning and 3.2 GB in the end (delta: 74.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 890]: 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: 826]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || (((((((((((pumpRunning + systemActive <= 1 && 1 <= pumpRunning + systemActive) && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && splverifierCounter <= tmp + 2147483648) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp <= splverifierCounter + 2147483647) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || ((((systemActive == 1 && waterLevel <= pumpRunning + 1) && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((0 <= pumpRunning + tmp___1 + 2147483648 && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && splverifierCounter <= tmp + 2147483648) && waterLevel + tmp___1 <= 2147483649) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp <= splverifierCounter + 2147483647) && tmp___2 <= waterLevel + 2147483645) && pumpRunning == 0) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || (((((waterLevel <= pumpRunning + 1 && 1 <= pumpRunning + waterLevel) && splverifierCounter <= tmp + 2147483648) && pumpRunning == 0) && tmp + splverifierCounter <= 2147483647) && splverifierCounter == 0)) || 0 < 2 * \old(pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 127 locations, 1 error locations. SAFE Result, 46.8s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 20.5s AutomataDifference, 0.0s DeadEndRemovalTime, 6.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 785 SDtfs, 1257 SDslu, 2376 SDs, 0 SdLazy, 1289 SolverSat, 511 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.3s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 164 GetRequests, 83 SyntacticMatches, 2 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 862 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=561occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 8.8s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9917349052587592 AbsIntWeakeningRatio, 1.1111111111111112 AbsIntAvgWeakeningVarsNumRemoved, 7820.144444444444 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 619 PreInvPairs, 682 NumberOfFragments, 2056 HoareAnnotationTreeSize, 619 FomulaSimplifications, 13124 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 54 FomulaSimplificationsInter, 28569 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 358 NumberOfCodeBlocks, 358 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 45781 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 22/25 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...