./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product22_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_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product22_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/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 82f74870a567ad4799d16040af8f13b048c16754 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:56:29,790 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:56:29,791 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:56:29,800 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:56:29,800 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:56:29,801 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:56:29,802 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:56:29,804 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:56:29,805 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:56:29,808 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:56:29,812 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:56:29,812 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:56:29,812 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:56:29,813 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:56:29,814 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:56:29,814 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:56:29,815 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:56:29,818 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:56:29,819 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:56:29,820 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:56:29,821 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:56:29,822 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:56:29,825 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:56:29,825 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:56:29,825 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:56:29,826 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:56:29,827 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:56:29,827 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:56:29,828 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:56:29,829 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:56:29,829 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:56:29,829 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:56:29,830 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:56:29,830 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:56:29,830 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:56:29,831 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:56:29,839 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 21:56:29,856 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:56:29,856 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:56:29,856 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:56:29,856 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 21:56:29,856 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 21:56:29,857 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 21:56:29,857 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 21:56:29,857 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 21:56:29,857 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 21:56:29,857 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 21:56:29,857 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 21:56:29,858 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:56:29,858 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:56:29,858 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:56:29,858 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:56:29,858 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:56:29,858 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:56:29,858 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:56:29,858 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:56:29,859 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:56:29,859 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:56:29,859 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:56:29,859 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:56:29,862 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:56:29,862 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:56:29,862 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:56:29,862 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:56:29,863 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:56:29,863 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:56:29,863 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:56:29,863 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 21:56:29,864 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:56:29,864 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:56:29,864 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:56:29,864 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_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/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 -> 82f74870a567ad4799d16040af8f13b048c16754 [2018-10-26 21:56:29,891 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:56:29,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:56:29,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:56:29,905 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:56:29,905 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:56:29,906 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product22_true-unreach-call_false-termination.cil.c [2018-10-26 21:56:29,949 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/data/94dff6171/a3b0a74630424ea794516b7f45ea8ac1/FLAG3e843660e [2018-10-26 21:56:30,381 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:56:30,382 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/sv-benchmarks/c/product-lines/minepump_spec4_product22_true-unreach-call_false-termination.cil.c [2018-10-26 21:56:30,392 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/data/94dff6171/a3b0a74630424ea794516b7f45ea8ac1/FLAG3e843660e [2018-10-26 21:56:30,405 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/data/94dff6171/a3b0a74630424ea794516b7f45ea8ac1 [2018-10-26 21:56:30,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:56:30,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:56:30,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:56:30,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:56:30,412 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:56:30,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca65e75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30, skipping insertion in model container [2018-10-26 21:56:30,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:56:30,461 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:56:30,675 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:56:30,685 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:56:30,753 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:56:30,776 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:56:30,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30 WrapperNode [2018-10-26 21:56:30,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:56:30,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:56:30,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:56:30,777 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:56:30,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:56:30,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:56:30,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:56:30,902 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:56:30,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (1/1) ... [2018-10-26 21:56:30,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:56:30,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:56:30,963 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:56:30,963 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:56:30,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/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 [2018-10-26 21:56:31,032 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 21:56:31,033 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 21:56:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-10-26 21:56:31,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-10-26 21:56:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 21:56:31,034 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 21:56:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-10-26 21:56:31,035 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-10-26 21:56:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 21:56:31,037 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 21:56:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 21:56:31,037 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 21:56:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-10-26 21:56:31,037 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-10-26 21:56:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 21:56:31,037 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 21:56:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-10-26 21:56:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-10-26 21:56:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 21:56:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 21:56:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-10-26 21:56:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-10-26 21:56:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 21:56:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 21:56:31,038 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 21:56:31,038 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 21:56:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 21:56:31,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 21:56:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-10-26 21:56:31,039 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-10-26 21:56:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 21:56:31,039 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 21:56:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 21:56:31,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 21:56:31,039 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-10-26 21:56:31,039 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-10-26 21:56:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 21:56:31,040 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 21:56:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 21:56:31,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 21:56:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 21:56:31,040 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 21:56:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-10-26 21:56:31,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-10-26 21:56:31,040 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 21:56:31,041 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 21:56:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 21:56:31,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 21:56:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 21:56:31,041 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 21:56:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:56:31,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:56:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 21:56:31,041 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 21:56:32,153 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:56:32,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:56:32 BoogieIcfgContainer [2018-10-26 21:56:32,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:56:32,154 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:56:32,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:56:32,157 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:56:32,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:56:30" (1/3) ... [2018-10-26 21:56:32,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5657a451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:56:32, skipping insertion in model container [2018-10-26 21:56:32,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:56:30" (2/3) ... [2018-10-26 21:56:32,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5657a451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:56:32, skipping insertion in model container [2018-10-26 21:56:32,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:56:32" (3/3) ... [2018-10-26 21:56:32,161 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product22_true-unreach-call_false-termination.cil.c [2018-10-26 21:56:32,167 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:56:32,173 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:56:32,182 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:56:32,209 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:56:32,209 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:56:32,209 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:56:32,210 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:56:32,210 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:56:32,210 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:56:32,211 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:56:32,211 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:56:32,228 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2018-10-26 21:56:32,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-26 21:56:32,236 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:56:32,237 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] [2018-10-26 21:56:32,239 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:56:32,244 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:56:32,244 INFO L82 PathProgramCache]: Analyzing trace with hash -769146403, now seen corresponding path program 1 times [2018-10-26 21:56:32,246 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:56:32,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:32,292 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:56:32,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:32,293 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:56:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:56:32,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:56:32,529 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:56:32,530 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 21:56:32,530 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:56:32,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 21:56:32,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 21:56:32,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:56:32,548 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2018-10-26 21:56:32,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:56:32,586 INFO L93 Difference]: Finished difference Result 256 states and 315 transitions. [2018-10-26 21:56:32,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 21:56:32,587 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-10-26 21:56:32,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:56:32,601 INFO L225 Difference]: With dead ends: 256 [2018-10-26 21:56:32,601 INFO L226 Difference]: Without dead ends: 128 [2018-10-26 21:56:32,606 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 [2018-10-26 21:56:32,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-10-26 21:56:32,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-10-26 21:56:32,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-10-26 21:56:32,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 149 transitions. [2018-10-26 21:56:32,654 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 149 transitions. Word has length 46 [2018-10-26 21:56:32,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:56:32,654 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 149 transitions. [2018-10-26 21:56:32,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 21:56:32,654 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 149 transitions. [2018-10-26 21:56:32,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-26 21:56:32,656 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:56:32,657 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] [2018-10-26 21:56:32,657 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:56:32,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:56:32,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1768582852, now seen corresponding path program 1 times [2018-10-26 21:56:32,657 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:56:32,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:32,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:56:32,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:32,659 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:56:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:56:32,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:56:32,819 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:56:32,819 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:56:32,820 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:56:32,821 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 21:56:32,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 21:56:32,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:56:32,822 INFO L87 Difference]: Start difference. First operand 128 states and 149 transitions. Second operand 3 states. [2018-10-26 21:56:32,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:56:32,865 INFO L93 Difference]: Finished difference Result 199 states and 231 transitions. [2018-10-26 21:56:32,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 21:56:32,868 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-10-26 21:56:32,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:56:32,869 INFO L225 Difference]: With dead ends: 199 [2018-10-26 21:56:32,870 INFO L226 Difference]: Without dead ends: 118 [2018-10-26 21:56:32,871 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 [2018-10-26 21:56:32,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-10-26 21:56:32,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2018-10-26 21:56:32,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-10-26 21:56:32,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 136 transitions. [2018-10-26 21:56:32,887 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 136 transitions. Word has length 48 [2018-10-26 21:56:32,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:56:32,893 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 136 transitions. [2018-10-26 21:56:32,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 21:56:32,894 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 136 transitions. [2018-10-26 21:56:32,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-26 21:56:32,895 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:56:32,896 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] [2018-10-26 21:56:32,896 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:56:32,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:56:32,896 INFO L82 PathProgramCache]: Analyzing trace with hash -1136301053, now seen corresponding path program 1 times [2018-10-26 21:56:32,897 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:56:32,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:32,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:56:32,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:32,898 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:56:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:56:33,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:56:33,139 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:56:33,140 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 21:56:33,140 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:56:33,141 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:56:33,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:56:33,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:56:33,141 INFO L87 Difference]: Start difference. First operand 118 states and 136 transitions. Second operand 7 states. [2018-10-26 21:56:33,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:56:33,956 INFO L93 Difference]: Finished difference Result 212 states and 249 transitions. [2018-10-26 21:56:33,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 21:56:33,957 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-10-26 21:56:33,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:56:33,959 INFO L225 Difference]: With dead ends: 212 [2018-10-26 21:56:33,959 INFO L226 Difference]: Without dead ends: 118 [2018-10-26 21:56:33,960 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:56:33,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-10-26 21:56:33,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2018-10-26 21:56:33,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2018-10-26 21:56:33,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 135 transitions. [2018-10-26 21:56:33,982 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 135 transitions. Word has length 53 [2018-10-26 21:56:33,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:56:33,984 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 135 transitions. [2018-10-26 21:56:33,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:56:33,984 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 135 transitions. [2018-10-26 21:56:33,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 21:56:33,985 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:56:33,986 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:56:33,986 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:56:33,986 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:56:33,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1106154019, now seen corresponding path program 1 times [2018-10-26 21:56:33,986 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:56:33,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:33,991 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:56:33,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:33,991 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:56:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:56:34,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:56:34,291 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:56:34,293 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-10-26 21:56:34,293 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:56:34,293 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 21:56:34,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 21:56:34,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:56:34,294 INFO L87 Difference]: Start difference. First operand 118 states and 135 transitions. Second operand 10 states. [2018-10-26 21:56:35,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:56:35,500 INFO L93 Difference]: Finished difference Result 380 states and 461 transitions. [2018-10-26 21:56:35,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-26 21:56:35,501 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2018-10-26 21:56:35,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:56:35,504 INFO L225 Difference]: With dead ends: 380 [2018-10-26 21:56:35,505 INFO L226 Difference]: Without dead ends: 286 [2018-10-26 21:56:35,508 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-10-26 21:56:35,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2018-10-26 21:56:35,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 282. [2018-10-26 21:56:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-10-26 21:56:35,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 333 transitions. [2018-10-26 21:56:35,543 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 333 transitions. Word has length 66 [2018-10-26 21:56:35,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:56:35,544 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 333 transitions. [2018-10-26 21:56:35,544 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 21:56:35,544 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 333 transitions. [2018-10-26 21:56:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-26 21:56:35,546 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:56:35,546 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:56:35,547 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:56:35,547 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:56:35,547 INFO L82 PathProgramCache]: Analyzing trace with hash 2055447837, now seen corresponding path program 1 times [2018-10-26 21:56:35,547 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:56:35,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:35,558 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:56:35,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:35,558 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:56:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:56:35,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:56:35,743 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:56:35,743 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:56:35,743 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:56:35,745 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 21:56:35,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 21:56:35,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:56:35,746 INFO L87 Difference]: Start difference. First operand 282 states and 333 transitions. Second operand 3 states. [2018-10-26 21:56:35,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:56:35,836 INFO L93 Difference]: Finished difference Result 437 states and 526 transitions. [2018-10-26 21:56:35,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 21:56:35,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2018-10-26 21:56:35,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:56:35,839 INFO L225 Difference]: With dead ends: 437 [2018-10-26 21:56:35,839 INFO L226 Difference]: Without dead ends: 179 [2018-10-26 21:56:35,840 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:56:35,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-10-26 21:56:35,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2018-10-26 21:56:35,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-10-26 21:56:35,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 197 transitions. [2018-10-26 21:56:35,861 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 197 transitions. Word has length 70 [2018-10-26 21:56:35,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:56:35,862 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 197 transitions. [2018-10-26 21:56:35,862 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 21:56:35,862 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 197 transitions. [2018-10-26 21:56:35,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 21:56:35,864 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:56:35,864 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:56:35,864 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:56:35,864 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:56:35,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1406304933, now seen corresponding path program 1 times [2018-10-26 21:56:35,864 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:56:35,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:35,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:56:35,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:56:35,865 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:56:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:56:36,459 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 21:56:36,460 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:56:36,460 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-26 21:56:36,461 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 113 with the following transitions: [2018-10-26 21:56:36,462 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [37], [38], [50], [59], [74], [77], [78], [79], [83], [89], [93], [97], [100], [105], [111], [113], [119], [122], [134], [135], [136], [137], [152], [156], [162], [200], [205], [209], [210], [213], [228], [231], [232], [233], [234], [235], [236], [238], [239], [240], [241], [242], [243], [244], [245], [246], [250], [260], [261], [262], [263], [268], [269], [274], [275], [276], [277], [282], [283], [284], [292], [293] [2018-10-26 21:56:36,507 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-10-26 21:56:36,507 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-26 21:56:43,414 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-26 21:56:43,415 INFO L272 AbstractInterpreter]: Visited 67 different actions 76 times. Merged at 6 different actions 6 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 133 variables. [2018-10-26 21:56:43,431 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:56:43,432 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-26 21:56:56,275 INFO L227 lantSequenceWeakener]: Weakened 103 states. On average, predicates are now at 97.35% of their original sizes. [2018-10-26 21:56:56,275 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-26 21:56:57,069 INFO L415 sIntCurrentIteration]: We unified 111 AI predicates to 111 [2018-10-26 21:56:57,069 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-26 21:56:57,070 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:56:57,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [25] imperfect sequences [7] total 30 [2018-10-26 21:56:57,070 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:56:57,071 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-10-26 21:56:57,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-10-26 21:56:57,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=496, Unknown=0, NotChecked=0, Total=600 [2018-10-26 21:56:57,071 INFO L87 Difference]: Start difference. First operand 179 states and 197 transitions. Second operand 25 states. [2018-10-26 21:57:22,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:57:22,907 INFO L93 Difference]: Finished difference Result 250 states and 285 transitions. [2018-10-26 21:57:22,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-26 21:57:22,907 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 112 [2018-10-26 21:57:22,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:57:22,908 INFO L225 Difference]: With dead ends: 250 [2018-10-26 21:57:22,908 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:57:22,909 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 117 GetRequests, 86 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=171, Invalid=759, Unknown=0, NotChecked=0, Total=930 [2018-10-26 21:57:22,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:57:22,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:57:22,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:57:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:57:22,910 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 112 [2018-10-26 21:57:22,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:57:22,910 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:57:22,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-10-26 21:57:22,910 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:57:22,910 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:57:22,915 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:57:23,059 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 231 [2018-10-26 21:57:23,378 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2018-10-26 21:57:23,613 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 232 [2018-10-26 21:57:24,596 WARN L179 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 62 [2018-10-26 21:57:24,957 WARN L179 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-10-26 21:57:25,229 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-10-26 21:57:26,128 WARN L179 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 30 [2018-10-26 21:57:26,966 WARN L179 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-10-26 21:57:27,198 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 37 [2018-10-26 21:57:27,638 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 1 [2018-10-26 21:57:28,330 WARN L179 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 62 [2018-10-26 21:57:28,727 WARN L179 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 287 DAG size of output: 59 [2018-10-26 21:57:29,161 WARN L179 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 62 [2018-10-26 21:57:29,378 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-10-26 21:57:29,613 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 41 [2018-10-26 21:57:30,676 WARN L179 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 57 [2018-10-26 21:57:30,836 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 157 163) the Hoare annotation is: true [2018-10-26 21:57:30,836 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 157 163) no Hoare annotation was computed. [2018-10-26 21:57:30,836 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 164 172) no Hoare annotation was computed. [2018-10-26 21:57:30,836 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 164 172) the Hoare annotation is: true [2018-10-26 21:57:30,836 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 164 172) no Hoare annotation was computed. [2018-10-26 21:57:30,836 INFO L425 ceAbstractionStarter]: For program point L546-1(line 546) no Hoare annotation was computed. [2018-10-26 21:57:30,837 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 540 564) the Hoare annotation is: true [2018-10-26 21:57:30,837 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 540 564) no Hoare annotation was computed. [2018-10-26 21:57:30,837 INFO L421 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 ~pumpRunning~0)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ ~pumpRunning~0 2) ~waterLevel~0)) (or (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0))) [2018-10-26 21:57:30,837 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 558) no Hoare annotation was computed. [2018-10-26 21:57:30,837 INFO L421 ceAbstractionStarter]: At program point L550(line 550) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 ~pumpRunning~0)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ ~pumpRunning~0 2) ~waterLevel~0)) (or (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0))) [2018-10-26 21:57:30,837 INFO L425 ceAbstractionStarter]: For program point L550-1(line 550) no Hoare annotation was computed. [2018-10-26 21:57:30,837 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 561) no Hoare annotation was computed. [2018-10-26 21:57:30,837 INFO L425 ceAbstractionStarter]: For program point L548-1(lines 540 564) no Hoare annotation was computed. [2018-10-26 21:57:30,837 INFO L428 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: true [2018-10-26 21:57:30,837 INFO L421 ceAbstractionStarter]: At program point L513(line 513) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 21:57:30,838 INFO L421 ceAbstractionStarter]: At program point L513-1(line 513) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 21:57:30,838 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 507 529) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 21:57:30,838 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 507 529) no Hoare annotation was computed. [2018-10-26 21:57:30,838 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 507 529) no Hoare annotation was computed. [2018-10-26 21:57:30,838 INFO L421 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (let ((.cse0 (+ main_~tmp~4 ~pumpRunning~0))) (and (<= .cse0 1) (= main_~tmp~4 ~systemActive~0) (<= main_~tmp~4 ~waterLevel~0) (<= ~waterLevel~0 main_~tmp~4) (<= 1 .cse0) (= ~pumpRunning~0 0))) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 21:57:30,838 INFO L421 ceAbstractionStarter]: At program point L519-1(line 519) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (let ((.cse0 (+ main_~tmp~4 ~pumpRunning~0))) (and (<= .cse0 1) (= main_~tmp~4 ~systemActive~0) (<= main_~tmp~4 ~waterLevel~0) (<= ~waterLevel~0 main_~tmp~4) (<= 1 .cse0) (= ~pumpRunning~0 0))) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 21:57:30,838 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 524) no Hoare annotation was computed. [2018-10-26 21:57:30,838 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 517 524) no Hoare annotation was computed. [2018-10-26 21:57:30,838 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-26 21:57:30,839 INFO L421 ceAbstractionStarter]: At program point L514(line 514) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 21:57:30,839 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 294 302) no Hoare annotation was computed. [2018-10-26 21:57:30,839 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 294 302) the Hoare annotation is: true [2018-10-26 21:57:30,839 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 294 302) no Hoare annotation was computed. [2018-10-26 21:57:30,839 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 352) no Hoare annotation was computed. [2018-10-26 21:57:30,839 INFO L428 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: true [2018-10-26 21:57:30,839 INFO L425 ceAbstractionStarter]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2018-10-26 21:57:30,839 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 339 357) the Hoare annotation is: true [2018-10-26 21:57:30,839 INFO L425 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-10-26 21:57:30,839 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 339 357) no Hoare annotation was computed. [2018-10-26 21:57:30,839 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 339 357) no Hoare annotation was computed. [2018-10-26 21:57:30,839 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 150 156) no Hoare annotation was computed. [2018-10-26 21:57:30,840 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 150 156) the Hoare annotation is: true [2018-10-26 21:57:30,840 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 497 506) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 21:57:30,840 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 497 506) no Hoare annotation was computed. [2018-10-26 21:57:30,840 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 497 506) no Hoare annotation was computed. [2018-10-26 21:57:30,840 INFO L428 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: true [2018-10-26 21:57:30,840 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 283 293) the Hoare annotation is: true [2018-10-26 21:57:30,840 INFO L425 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-10-26 21:57:30,840 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 283 293) no Hoare annotation was computed. [2018-10-26 21:57:30,840 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 283 293) no Hoare annotation was computed. [2018-10-26 21:57:30,840 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 275 282) the Hoare annotation is: true [2018-10-26 21:57:30,840 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 275 282) no Hoare annotation was computed. [2018-10-26 21:57:30,840 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 275 282) no Hoare annotation was computed. [2018-10-26 21:57:30,841 INFO L421 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-26 21:57:30,841 INFO L421 ceAbstractionStarter]: At program point L252(line 252) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-26 21:57:30,841 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 258) no Hoare annotation was computed. [2018-10-26 21:57:30,841 INFO L421 ceAbstractionStarter]: At program point L248(line 248) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-26 21:57:30,841 INFO L425 ceAbstractionStarter]: For program point L248-1(line 248) no Hoare annotation was computed. [2018-10-26 21:57:30,841 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 242 266) no Hoare annotation was computed. [2018-10-26 21:57:30,841 INFO L425 ceAbstractionStarter]: For program point L246(lines 246 263) no Hoare annotation was computed. [2018-10-26 21:57:30,841 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 242 266) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse1))) [2018-10-26 21:57:30,841 INFO L421 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse1))) [2018-10-26 21:57:30,842 INFO L425 ceAbstractionStarter]: For program point L261-1(lines 242 266) no Hoare annotation was computed. [2018-10-26 21:57:30,842 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 208 214) no Hoare annotation was computed. [2018-10-26 21:57:30,842 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 208 214) the Hoare annotation is: true [2018-10-26 21:57:30,842 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 368 433) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 21:57:30,842 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 384) no Hoare annotation was computed. [2018-10-26 21:57:30,842 INFO L425 ceAbstractionStarter]: For program point L378-1(lines 378 425) no Hoare annotation was computed. [2018-10-26 21:57:30,842 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 368 433) no Hoare annotation was computed. [2018-10-26 21:57:30,842 INFO L421 ceAbstractionStarter]: At program point L426(lines 377 427) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-10-26 21:57:30,842 INFO L425 ceAbstractionStarter]: For program point L416(lines 416 420) no Hoare annotation was computed. [2018-10-26 21:57:30,843 INFO L421 ceAbstractionStarter]: At program point L416-2(lines 408 421) the Hoare annotation is: (let ((.cse1 (<= (+ ~systemActive~0 ~waterLevel~0) 2))) (let ((.cse0 (let ((.cse4 (<= 0 (+ test_~tmp~3 test_~splverifierCounter~0 2147483648))) (.cse5 (+ ~pumpRunning~0 ~waterLevel~0))) (or (and .cse1 .cse4 (<= (+ test_~tmp~3 test_~splverifierCounter~0) 2147483647) (<= 1 .cse5) (<= ~waterLevel~0 ~systemActive~0)) (and (<= 2 (+ ~waterLevel~0 test_~splverifierCounter~0)) (<= (* 2 ~systemActive~0) 2) .cse4 (<= 1 (+ ~pumpRunning~0 ~systemActive~0)) (<= .cse5 2) (<= (+ ~waterLevel~0 test_~tmp~3) 2147483649))))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (and .cse0 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse2 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse3) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 21:57:30,843 INFO L425 ceAbstractionStarter]: For program point L379(lines 378 425) no Hoare annotation was computed. [2018-10-26 21:57:30,843 INFO L421 ceAbstractionStarter]: At program point L410(line 410) the Hoare annotation is: (let ((.cse1 (<= (+ ~systemActive~0 ~waterLevel~0) 2))) (let ((.cse0 (let ((.cse4 (<= 0 (+ test_~tmp~3 test_~splverifierCounter~0 2147483648))) (.cse5 (+ ~pumpRunning~0 ~waterLevel~0))) (or (and .cse1 .cse4 (<= (+ test_~tmp~3 test_~splverifierCounter~0) 2147483647) (<= 1 .cse5) (<= ~waterLevel~0 ~systemActive~0)) (and (<= 2 (+ ~waterLevel~0 test_~splverifierCounter~0)) (<= (* 2 ~systemActive~0) 2) .cse4 (<= 1 (+ ~pumpRunning~0 ~systemActive~0)) (<= .cse5 2) (<= (+ ~waterLevel~0 test_~tmp~3) 2147483649))))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (and .cse0 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse2 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse3) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 21:57:30,843 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 421) no Hoare annotation was computed. [2018-10-26 21:57:30,843 INFO L421 ceAbstractionStarter]: At program point L400(line 400) the Hoare annotation is: (let ((.cse3 (<= (+ ~systemActive~0 ~waterLevel~0) 2))) (let ((.cse0 (let ((.cse4 (<= 0 (+ test_~tmp~3 test_~splverifierCounter~0 2147483648))) (.cse5 (+ ~pumpRunning~0 ~waterLevel~0))) (or (and .cse3 .cse4 (<= (+ test_~tmp~3 test_~splverifierCounter~0) 2147483647) (<= 1 .cse5) (<= ~waterLevel~0 ~systemActive~0)) (and (<= 2 (+ ~waterLevel~0 test_~splverifierCounter~0)) (<= (* 2 ~systemActive~0) 2) .cse4 (<= 1 (+ ~pumpRunning~0 ~systemActive~0)) (<= .cse5 2) (<= (+ ~waterLevel~0 test_~tmp~3) 2147483649))))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 21:57:30,843 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 404) no Hoare annotation was computed. [2018-10-26 21:57:30,843 INFO L425 ceAbstractionStarter]: For program point L398-1(lines 398 404) no Hoare annotation was computed. [2018-10-26 21:57:30,844 INFO L421 ceAbstractionStarter]: At program point L423(lines 378 425) the Hoare annotation is: (let ((.cse0 (+ ~waterLevel~0 test_~splverifierCounter~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (and (<= 2 .cse0) (<= (* 2 ~systemActive~0) 2) (<= 0 (+ test_~tmp~3 test_~splverifierCounter~0 2147483648)) (<= 1 (+ ~pumpRunning~0 ~systemActive~0)) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= (+ ~waterLevel~0 test_~tmp~3) 2147483649)) (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse1) (and (<= 1 .cse0) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0) .cse1) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-10-26 21:57:30,844 INFO L421 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (let ((.cse3 (<= (+ ~systemActive~0 ~waterLevel~0) 2))) (let ((.cse0 (let ((.cse4 (<= 0 (+ test_~tmp~3 test_~splverifierCounter~0 2147483648))) (.cse5 (+ ~pumpRunning~0 ~waterLevel~0))) (or (and .cse3 .cse4 (<= (+ test_~tmp~3 test_~splverifierCounter~0) 2147483647) (<= 1 .cse5) (<= ~waterLevel~0 ~systemActive~0)) (and (<= 2 (+ ~waterLevel~0 test_~splverifierCounter~0)) (<= (* 2 ~systemActive~0) 2) .cse4 (<= 1 (+ ~pumpRunning~0 ~systemActive~0)) (<= .cse5 2) (<= (+ ~waterLevel~0 test_~tmp~3) 2147483649))))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse1 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse2) (and .cse0 .cse3 .cse1 .cse2) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-10-26 21:57:30,844 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 394) no Hoare annotation was computed. [2018-10-26 21:57:30,844 INFO L425 ceAbstractionStarter]: For program point L388-1(lines 388 394) no Hoare annotation was computed. [2018-10-26 21:57:30,844 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 368 433) no Hoare annotation was computed. [2018-10-26 21:57:30,844 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2018-10-26 21:57:30,844 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2018-10-26 21:57:30,844 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2018-10-26 21:57:30,844 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:57:30,845 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-26 21:57:30,845 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:57:30,845 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2018-10-26 21:57:30,845 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2018-10-26 21:57:30,845 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2018-10-26 21:57:30,845 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-10-26 21:57:30,845 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: true [2018-10-26 21:57:30,845 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-10-26 21:57:30,845 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-10-26 21:57:30,845 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-10-26 21:57:30,845 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-10-26 21:57:30,846 INFO L421 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse0) (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)))) [2018-10-26 21:57:30,846 INFO L425 ceAbstractionStarter]: For program point L188(lines 187 206) no Hoare annotation was computed. [2018-10-26 21:57:30,846 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 184 207) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-10-26 21:57:30,846 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 184 207) no Hoare annotation was computed. [2018-10-26 21:57:30,846 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 184 207) no Hoare annotation was computed. [2018-10-26 21:57:30,846 INFO L421 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-10-26 21:57:30,846 INFO L421 ceAbstractionStarter]: At program point L195(lines 195 201) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-10-26 21:57:30,847 INFO L428 ceAbstractionStarter]: At program point L450-1(lines 450 454) the Hoare annotation is: true [2018-10-26 21:57:30,847 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 436 465) no Hoare annotation was computed. [2018-10-26 21:57:30,847 INFO L425 ceAbstractionStarter]: For program point L446-1(lines 446 460) no Hoare annotation was computed. [2018-10-26 21:57:30,847 INFO L428 ceAbstractionStarter]: At program point L446-3(lines 446 460) the Hoare annotation is: true [2018-10-26 21:57:30,847 INFO L428 ceAbstractionStarter]: At program point L442(line 442) the Hoare annotation is: true [2018-10-26 21:57:30,847 INFO L425 ceAbstractionStarter]: For program point L442-1(line 442) no Hoare annotation was computed. [2018-10-26 21:57:30,847 INFO L428 ceAbstractionStarter]: At program point L461(lines 436 465) the Hoare annotation is: true [2018-10-26 21:57:30,847 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-26 21:57:30,847 INFO L425 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2018-10-26 21:57:30,847 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 436 465) the Hoare annotation is: true [2018-10-26 21:57:30,847 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 454) no Hoare annotation was computed. [2018-10-26 21:57:30,847 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-10-26 21:57:30,848 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-10-26 21:57:30,848 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-10-26 21:57:30,848 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:57:30,848 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) [2018-10-26 21:57:30,848 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 21:57:30,848 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:57:30,848 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 490 496) no Hoare annotation was computed. [2018-10-26 21:57:30,848 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 490 496) the Hoare annotation is: true [2018-10-26 21:57:30,848 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 358 365) no Hoare annotation was computed. [2018-10-26 21:57:30,848 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 358 365) the Hoare annotation is: (let ((.cse3 (+ ~pumpRunning~0 1))) (let ((.cse1 (<= .cse3 ~systemActive~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (< 0 (* 2 ~pumpRunning~0)))) (and (or (< (+ ~waterLevel~0 |old(~systemActive~0)|) 3) (< ~waterLevel~0 (+ |old(~systemActive~0)| 1)) (and (<= .cse0 3) .cse1) .cse2 (< (+ ~pumpRunning~0 2) ~waterLevel~0)) (or (and .cse1 (<= .cse0 2)) (< .cse3 |old(~systemActive~0)|) (< (* 2 |old(~systemActive~0)|) 2) (not (= ~waterLevel~0 1)) .cse2)))) [2018-10-26 21:57:30,849 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 358 365) no Hoare annotation was computed. [2018-10-26 21:57:30,849 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-10-26 21:57:30,849 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-10-26 21:57:30,849 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse1 (+ ~systemActive~0 ~waterLevel~0)) (.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (< 0 (* 2 ~pumpRunning~0)))) (and (or (and (<= 1 .cse0) (<= .cse1 2)) (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse2) (or (and (<= .cse1 3) (<= 2 .cse0)) (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse2 (< (+ ~pumpRunning~0 2) |old(~waterLevel~0)|)))) [2018-10-26 21:57:30,849 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 531 538) no Hoare annotation was computed. [2018-10-26 21:57:30,849 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 535) no Hoare annotation was computed. [2018-10-26 21:57:30,849 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 531 538) the Hoare annotation is: true [2018-10-26 21:57:30,849 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 531 538) no Hoare annotation was computed. [2018-10-26 21:57:30,849 INFO L425 ceAbstractionStarter]: For program point L224(lines 224 232) no Hoare annotation was computed. [2018-10-26 21:57:30,850 INFO L421 ceAbstractionStarter]: At program point L222(line 222) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-26 21:57:30,850 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 216 240) no Hoare annotation was computed. [2018-10-26 21:57:30,850 INFO L425 ceAbstractionStarter]: For program point L222-1(line 222) no Hoare annotation was computed. [2018-10-26 21:57:30,850 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 237) no Hoare annotation was computed. [2018-10-26 21:57:30,850 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 216 240) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse1))) [2018-10-26 21:57:30,850 INFO L421 ceAbstractionStarter]: At program point L235(line 235) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse1))) [2018-10-26 21:57:30,850 INFO L425 ceAbstractionStarter]: For program point L235-1(lines 216 240) no Hoare annotation was computed. [2018-10-26 21:57:30,850 INFO L421 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-26 21:57:30,850 INFO L421 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-10-26 21:57:30,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:57:30 BoogieIcfgContainer [2018-10-26 21:57:30,862 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:57:30,862 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:57:30,862 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:57:30,863 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:57:30,863 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:56:32" (3/4) ... [2018-10-26 21:57:30,866 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 21:57:30,871 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 21:57:30,871 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 21:57:30,871 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-10-26 21:57:30,871 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 21:57:30,871 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 21:57:30,871 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-10-26 21:57:30,871 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 21:57:30,871 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 21:57:30,872 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 21:57:30,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 21:57:30,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 21:57:30,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-10-26 21:57:30,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 21:57:30,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 21:57:30,873 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-10-26 21:57:30,895 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 139 nodes and edges [2018-10-26 21:57:30,896 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 21:57:30,896 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 21:57:30,932 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((2 <= waterLevel + splverifierCounter && 2 * systemActive <= 2) && 0 <= tmp + splverifierCounter + 2147483648) && 1 <= pumpRunning + systemActive) && pumpRunning + waterLevel <= 2) && waterLevel + tmp <= 2147483649) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) || ((((1 <= waterLevel + splverifierCounter && pumpRunning + 1 <= systemActive) && systemActive + waterLevel <= 2) && pumpRunning == 0) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || 2 * \old(systemActive) < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-26 21:57:30,932 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(pumpRunning) + 1 < \old(systemActive) || 2 * \old(systemActive) < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-10-26 21:57:30,984 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0e1d928a-f041-4884-b2c0-bbf3f8ffce4d/bin-2019/utaipan/witness.graphml [2018-10-26 21:57:30,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:57:30,984 INFO L168 Benchmark]: Toolchain (without parser) took 60577.06 ms. Allocated memory was 1.0 GB in the beginning and 5.1 GB in the end (delta: 4.0 GB). Free memory was 960.7 MB in the beginning and 3.8 GB in the end (delta: -2.8 GB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-10-26 21:57:30,985 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:57:30,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.27 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 935.5 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2018-10-26 21:57:30,985 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 935.5 MB in the beginning and 1.2 GB in the end (delta: -216.7 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:57:30,986 INFO L168 Benchmark]: Boogie Preprocessor took 54.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:57:30,986 INFO L168 Benchmark]: RCFGBuilder took 1196.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 84.1 MB). Peak memory consumption was 84.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:57:30,986 INFO L168 Benchmark]: TraceAbstraction took 58708.24 ms. Allocated memory was 1.2 GB in the beginning and 5.1 GB in the end (delta: 3.9 GB). Free memory was 1.1 GB in the beginning and 3.8 GB in the end (delta: -2.7 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2018-10-26 21:57:30,986 INFO L168 Benchmark]: Witness Printer took 121.44 ms. Allocated memory is still 5.1 GB. Free memory is still 3.8 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:57:30,991 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 367.27 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 935.5 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 124.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 935.5 MB in the beginning and 1.2 GB in the end (delta: -216.7 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1196.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 84.1 MB). Peak memory consumption was 84.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 58708.24 ms. Allocated memory was 1.2 GB in the beginning and 5.1 GB in the end (delta: 3.9 GB). Free memory was 1.1 GB in the beginning and 3.8 GB in the end (delta: -2.7 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. * Witness Printer took 121.44 ms. Allocated memory is still 5.1 GB. Free memory is still 3.8 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 535]: 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: 377]: Loop Invariant Derived loop invariant: ((\old(pumpRunning) + 1 < \old(systemActive) || 2 * \old(systemActive) < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: ((((((((((((((2 <= waterLevel + splverifierCounter && 2 * systemActive <= 2) && 0 <= tmp + splverifierCounter + 2147483648) && 1 <= pumpRunning + systemActive) && pumpRunning + waterLevel <= 2) && waterLevel + tmp <= 2147483649) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) || ((((1 <= waterLevel + splverifierCounter && pumpRunning + 1 <= systemActive) && systemActive + waterLevel <= 2) && pumpRunning == 0) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || 2 * \old(systemActive) < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 141 locations, 1 error locations. SAFE Result, 58.6s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 28.0s AutomataDifference, 0.0s DeadEndRemovalTime, 7.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 779 SDtfs, 639 SDslu, 2154 SDs, 0 SdLazy, 1086 SolverSat, 136 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.3s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 165 GetRequests, 106 SyntacticMatches, 3 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.9s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9930829368415977 AbsIntWeakeningRatio, 0.9279279279279279 AbsIntAvgWeakeningVarsNumRemoved, 7411.675675675676 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 416 PreInvPairs, 440 NumberOfFragments, 2258 HoareAnnotationTreeSize, 416 FomulaSimplifications, 2578 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 59 FomulaSimplificationsInter, 21031 FormulaSimplificationTreeSizeReductionInter, 7.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 395 NumberOfCodeBlocks, 395 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 389 ConstructedInterpolants, 0 QuantifiedInterpolants, 58820 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 34/38 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...