./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product20_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_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/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 14f022cf7e99461a69af1dfadf53c6fdf3d4a870 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:59:42,890 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:59:42,891 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:59:42,897 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:59:42,897 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:59:42,898 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:59:42,898 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:59:42,899 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:59:42,900 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:59:42,901 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:59:42,902 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:59:42,902 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:59:42,902 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:59:42,903 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:59:42,904 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:59:42,904 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:59:42,905 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:59:42,906 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:59:42,907 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:59:42,908 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:59:42,909 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:59:42,910 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:59:42,911 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:59:42,912 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:59:42,912 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:59:42,912 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:59:42,913 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:59:42,914 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:59:42,914 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:59:42,915 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:59:42,915 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:59:42,916 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:59:42,916 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:59:42,916 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:59:42,916 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:59:42,917 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:59:42,917 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:59:42,924 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:59:42,924 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:59:42,925 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:59:42,925 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:59:42,925 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:59:42,925 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:59:42,925 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:59:42,925 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:59:42,926 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:59:42,926 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:59:42,926 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:59:42,926 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:59:42,926 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:59:42,927 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:59:42,927 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:59:42,927 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:59:42,927 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:59:42,927 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:59:42,927 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:59:42,927 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:59:42,927 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:59:42,928 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:59:42,928 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:59:42,928 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:59:42,928 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:59:42,928 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:59:42,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:59:42,928 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:59:42,929 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:59:42,929 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:59:42,929 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:59:42,929 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:59:42,929 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:59:42,929 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:59:42,929 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_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/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 -> 14f022cf7e99461a69af1dfadf53c6fdf3d4a870 [2018-11-10 09:59:42,953 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:59:42,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:59:42,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:59:42,966 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:59:42,966 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:59:42,967 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c [2018-11-10 09:59:43,011 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/data/c308c81b2/db80e68c55124c4c9aaefb690792a908/FLAGc5e6100d0 [2018-11-10 09:59:43,448 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:59:43,449 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/sv-benchmarks/c/product-lines/minepump_spec4_product20_true-unreach-call_false-termination.cil.c [2018-11-10 09:59:43,455 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/data/c308c81b2/db80e68c55124c4c9aaefb690792a908/FLAGc5e6100d0 [2018-11-10 09:59:43,464 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/data/c308c81b2/db80e68c55124c4c9aaefb690792a908 [2018-11-10 09:59:43,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:59:43,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:59:43,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:59:43,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:59:43,470 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:59:43,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41777afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43, skipping insertion in model container [2018-11-10 09:59:43,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:59:43,515 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:59:43,702 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:59:43,710 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:59:43,763 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:59:43,779 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:59:43,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43 WrapperNode [2018-11-10 09:59:43,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:59:43,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:59:43,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:59:43,780 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:59:43,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:59:43,857 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:59:43,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:59:43,857 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:59:43,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,867 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (1/1) ... [2018-11-10 09:59:43,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:59:43,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:59:43,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:59:43,887 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:59:43,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:59:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 09:59:43,928 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 09:59:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-10 09:59:43,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-10 09:59:43,928 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:59:43,928 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:59:43,929 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-10 09:59:43,929 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-10 09:59:43,929 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 09:59:43,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 09:59:43,929 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 09:59:43,929 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 09:59:43,929 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 09:59:43,929 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 09:59:43,929 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 09:59:43,930 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 09:59:43,930 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 09:59:43,930 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 09:59:43,930 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 09:59:43,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 09:59:43,930 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 09:59:43,930 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 09:59:43,930 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 09:59:43,931 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 09:59:43,931 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 09:59:43,931 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 09:59:43,931 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 09:59:43,931 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 09:59:43,931 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 09:59:43,931 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 09:59:43,931 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 09:59:43,931 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 09:59:43,932 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 09:59:43,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 09:59:43,932 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 09:59:43,932 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 09:59:43,932 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 09:59:43,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 09:59:43,932 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 09:59:43,932 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 09:59:43,932 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 09:59:43,936 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 09:59:43,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:59:43,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:59:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 09:59:43,937 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 09:59:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:59:43,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:59:43,937 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 09:59:43,937 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 09:59:44,452 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:59:44,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:59:44 BoogieIcfgContainer [2018-11-10 09:59:44,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 09:59:44,454 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 09:59:44,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 09:59:44,455 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 09:59:44,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 09:59:43" (1/3) ... [2018-11-10 09:59:44,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f62f74d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:59:44, skipping insertion in model container [2018-11-10 09:59:44,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:59:43" (2/3) ... [2018-11-10 09:59:44,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f62f74d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:59:44, skipping insertion in model container [2018-11-10 09:59:44,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:59:44" (3/3) ... [2018-11-10 09:59:44,458 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product20_true-unreach-call_false-termination.cil.c [2018-11-10 09:59:44,463 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 09:59:44,468 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 09:59:44,481 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 09:59:44,502 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 09:59:44,502 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 09:59:44,502 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 09:59:44,502 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 09:59:44,502 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 09:59:44,502 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 09:59:44,503 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 09:59:44,503 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 09:59:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2018-11-10 09:59:44,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 09:59:44,524 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:59:44,525 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:59:44,526 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:59:44,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:44,530 INFO L82 PathProgramCache]: Analyzing trace with hash 560056872, now seen corresponding path program 1 times [2018-11-10 09:59:44,532 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:59:44,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:44,568 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:59:44,568 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:44,568 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:59:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:59:44,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:59:44,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:59:44,735 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 09:59:44,735 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:59:44,740 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 09:59:44,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 09:59:44,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 09:59:44,750 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 2 states. [2018-11-10 09:59:44,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:59:44,774 INFO L93 Difference]: Finished difference Result 232 states and 287 transitions. [2018-11-10 09:59:44,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 09:59:44,775 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 09:59:44,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:59:44,782 INFO L225 Difference]: With dead ends: 232 [2018-11-10 09:59:44,782 INFO L226 Difference]: Without dead ends: 116 [2018-11-10 09:59:44,784 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 09:59:44,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-11-10 09:59:44,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2018-11-10 09:59:44,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-11-10 09:59:44,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 135 transitions. [2018-11-10 09:59:44,816 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 135 transitions. Word has length 46 [2018-11-10 09:59:44,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:59:44,817 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 135 transitions. [2018-11-10 09:59:44,817 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 09:59:44,817 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2018-11-10 09:59:44,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 09:59:44,819 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:59:44,819 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:59:44,820 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:59:44,820 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:44,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1113377072, now seen corresponding path program 1 times [2018-11-10 09:59:44,820 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:59:44,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:44,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:59:44,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:44,821 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:59:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:59:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:59:44,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:59:44,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 09:59:44,917 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:59:44,919 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 09:59:44,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 09:59:44,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 09:59:44,920 INFO L87 Difference]: Start difference. First operand 116 states and 135 transitions. Second operand 3 states. [2018-11-10 09:59:44,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:59:44,938 INFO L93 Difference]: Finished difference Result 169 states and 195 transitions. [2018-11-10 09:59:44,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 09:59:44,941 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 09:59:44,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:59:44,943 INFO L225 Difference]: With dead ends: 169 [2018-11-10 09:59:44,943 INFO L226 Difference]: Without dead ends: 106 [2018-11-10 09:59:44,944 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 09:59:44,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-11-10 09:59:44,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-11-10 09:59:44,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-11-10 09:59:44,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2018-11-10 09:59:44,953 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 48 [2018-11-10 09:59:44,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:59:44,954 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2018-11-10 09:59:44,954 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 09:59:44,954 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2018-11-10 09:59:44,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 09:59:44,955 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:59:44,955 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:59:44,955 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:59:44,955 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:44,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1667950438, now seen corresponding path program 1 times [2018-11-10 09:59:44,956 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:59:44,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:44,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:59:44,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:44,958 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:59:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:59:45,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:59:45,081 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:59:45,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 09:59:45,081 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:59:45,082 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 09:59:45,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 09:59:45,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 09:59:45,082 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 7 states. [2018-11-10 09:59:45,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:59:45,395 INFO L93 Difference]: Finished difference Result 321 states and 387 transitions. [2018-11-10 09:59:45,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 09:59:45,396 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-10 09:59:45,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:59:45,397 INFO L225 Difference]: With dead ends: 321 [2018-11-10 09:59:45,397 INFO L226 Difference]: Without dead ends: 239 [2018-11-10 09:59:45,398 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 09:59:45,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2018-11-10 09:59:45,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 227. [2018-11-10 09:59:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2018-11-10 09:59:45,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 273 transitions. [2018-11-10 09:59:45,422 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 273 transitions. Word has length 53 [2018-11-10 09:59:45,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:59:45,423 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 273 transitions. [2018-11-10 09:59:45,423 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 09:59:45,423 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 273 transitions. [2018-11-10 09:59:45,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 09:59:45,424 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:59:45,425 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:59:45,425 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:59:45,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:45,425 INFO L82 PathProgramCache]: Analyzing trace with hash 2126676097, now seen corresponding path program 1 times [2018-11-10 09:59:45,425 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:59:45,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:45,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:59:45,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:45,427 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:59:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:59:45,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:59:45,535 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:59:45,535 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 09:59:45,535 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:59:45,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 09:59:45,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 09:59:45,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 09:59:45,536 INFO L87 Difference]: Start difference. First operand 227 states and 273 transitions. Second operand 10 states. [2018-11-10 09:59:46,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:59:46,062 INFO L93 Difference]: Finished difference Result 788 states and 1011 transitions. [2018-11-10 09:59:46,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 09:59:46,063 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-11-10 09:59:46,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:59:46,068 INFO L225 Difference]: With dead ends: 788 [2018-11-10 09:59:46,068 INFO L226 Difference]: Without dead ends: 585 [2018-11-10 09:59:46,070 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-10 09:59:46,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2018-11-10 09:59:46,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 573. [2018-11-10 09:59:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 573 states. [2018-11-10 09:59:46,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 709 transitions. [2018-11-10 09:59:46,116 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 709 transitions. Word has length 58 [2018-11-10 09:59:46,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:59:46,117 INFO L481 AbstractCegarLoop]: Abstraction has 573 states and 709 transitions. [2018-11-10 09:59:46,117 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 09:59:46,117 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 709 transitions. [2018-11-10 09:59:46,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 09:59:46,120 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:59:46,120 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:59:46,124 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:59:46,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:46,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1387552345, now seen corresponding path program 1 times [2018-11-10 09:59:46,124 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:59:46,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:46,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:59:46,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:46,125 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:59:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:59:46,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 09:59:46,187 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 09:59:46,188 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 09:59:46,188 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 09:59:46,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 09:59:46,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 09:59:46,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 09:59:46,188 INFO L87 Difference]: Start difference. First operand 573 states and 709 transitions. Second operand 4 states. [2018-11-10 09:59:46,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 09:59:46,339 INFO L93 Difference]: Finished difference Result 966 states and 1228 transitions. [2018-11-10 09:59:46,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 09:59:46,340 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-11-10 09:59:46,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 09:59:46,342 INFO L225 Difference]: With dead ends: 966 [2018-11-10 09:59:46,342 INFO L226 Difference]: Without dead ends: 417 [2018-11-10 09:59:46,346 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 09:59:46,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2018-11-10 09:59:46,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 405. [2018-11-10 09:59:46,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 405 states. [2018-11-10 09:59:46,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 467 transitions. [2018-11-10 09:59:46,371 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 467 transitions. Word has length 62 [2018-11-10 09:59:46,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 09:59:46,371 INFO L481 AbstractCegarLoop]: Abstraction has 405 states and 467 transitions. [2018-11-10 09:59:46,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 09:59:46,371 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 467 transitions. [2018-11-10 09:59:46,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 09:59:46,373 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 09:59:46,374 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 09:59:46,374 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 09:59:46,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:46,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1032704823, now seen corresponding path program 1 times [2018-11-10 09:59:46,374 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 09:59:46,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:46,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 09:59:46,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 09:59:46,375 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 09:59:46,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 09:59:46,475 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 09:59:46,475 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 09:59:46,475 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 09:59:46,476 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 92 with the following transitions: [2018-11-10 09:59:46,478 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [42], [44], [45], [46], [47], [59], [84], [88], [94], [98], [102], [105], [110], [116], [118], [124], [127], [130], [140], [141], [142], [143], [183], [190], [193], [204], [209], [213], [214], [217], [218], [219], [220], [221], [223], [224], [225], [226], [227], [228], [229], [230], [231], [237], [247], [248], [253], [254], [255], [256], [267], [268], [269], [270], [271] [2018-11-10 09:59:46,524 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 09:59:46,525 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 09:59:56,705 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 09:59:56,706 INFO L272 AbstractInterpreter]: Visited 60 different actions 124 times. Merged at 14 different actions 21 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 133 variables. [2018-11-10 09:59:56,717 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 09:59:56,717 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 10:00:06,173 INFO L227 lantSequenceWeakener]: Weakened 82 states. On average, predicates are now at 97.61% of their original sizes. [2018-11-10 10:00:06,174 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 10:00:06,788 INFO L415 sIntCurrentIteration]: We unified 90 AI predicates to 90 [2018-11-10 10:00:06,788 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 10:00:06,789 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 10:00:06,789 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [30] imperfect sequences [7] total 35 [2018-11-10 10:00:06,789 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 10:00:06,790 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-11-10 10:00:06,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-11-10 10:00:06,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=737, Unknown=0, NotChecked=0, Total=870 [2018-11-10 10:00:06,790 INFO L87 Difference]: Start difference. First operand 405 states and 467 transitions. Second operand 30 states. [2018-11-10 10:00:27,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 10:00:27,398 INFO L93 Difference]: Finished difference Result 585 states and 696 transitions. [2018-11-10 10:00:27,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-10 10:00:27,398 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 91 [2018-11-10 10:00:27,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 10:00:27,398 INFO L225 Difference]: With dead ends: 585 [2018-11-10 10:00:27,398 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 10:00:27,400 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 112 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=355, Invalid=2297, Unknown=0, NotChecked=0, Total=2652 [2018-11-10 10:00:27,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 10:00:27,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 10:00:27,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 10:00:27,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 10:00:27,401 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2018-11-10 10:00:27,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 10:00:27,401 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 10:00:27,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-11-10 10:00:27,401 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 10:00:27,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 10:00:27,404 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 10:00:27,563 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2018-11-10 10:00:27,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 10:00:27,843 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2018-11-10 10:00:28,186 WARN L179 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 240 [2018-11-10 10:00:28,322 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 223 [2018-11-10 10:00:29,061 WARN L179 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 68 [2018-11-10 10:00:29,186 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 26 [2018-11-10 10:00:29,498 WARN L179 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 34 [2018-11-10 10:00:29,781 WARN L179 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 53 [2018-11-10 10:00:30,264 WARN L179 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 59 [2018-11-10 10:00:30,537 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 46 [2018-11-10 10:00:30,688 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 34 [2018-11-10 10:00:30,962 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 31 [2018-11-10 10:00:31,259 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2018-11-10 10:00:31,837 WARN L179 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 66 [2018-11-10 10:00:32,175 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 26 [2018-11-10 10:00:32,674 WARN L179 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 66 [2018-11-10 10:00:32,878 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 49 [2018-11-10 10:00:33,187 WARN L179 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 59 [2018-11-10 10:00:33,228 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-10 10:00:33,228 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-10 10:00:33,228 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-10 10:00:33,228 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-10 10:00:33,228 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-10 10:00:33,228 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 649 673) the Hoare annotation is: true [2018-11-10 10:00:33,228 INFO L421 ceAbstractionStarter]: At program point L663(line 663) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= ~waterLevel~0 1)) .cse1) (or (< (* 2 ~waterLevel~0) 4) .cse1 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-11-10 10:00:33,228 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 667) no Hoare annotation was computed. [2018-11-10 10:00:33,229 INFO L421 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= ~waterLevel~0 1)) .cse1) (or (< (* 2 ~waterLevel~0) 4) .cse1 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-11-10 10:00:33,229 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 649 673) no Hoare annotation was computed. [2018-11-10 10:00:33,229 INFO L425 ceAbstractionStarter]: For program point L659-1(line 659) no Hoare annotation was computed. [2018-11-10 10:00:33,229 INFO L425 ceAbstractionStarter]: For program point L657(lines 657 670) no Hoare annotation was computed. [2018-11-10 10:00:33,229 INFO L425 ceAbstractionStarter]: For program point L657-1(lines 649 673) no Hoare annotation was computed. [2018-11-10 10:00:33,229 INFO L428 ceAbstractionStarter]: At program point L655(line 655) the Hoare annotation is: true [2018-11-10 10:00:33,229 INFO L425 ceAbstractionStarter]: For program point L655-1(line 655) no Hoare annotation was computed. [2018-11-10 10:00:33,229 INFO L425 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2018-11-10 10:00:33,229 INFO L421 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 10:00:33,229 INFO L421 ceAbstractionStarter]: At program point L255(line 255) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 10:00:33,230 INFO L421 ceAbstractionStarter]: At program point L255-1(line 255) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 10:00:33,230 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 249 271) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 10:00:33,230 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 249 271) no Hoare annotation was computed. [2018-11-10 10:00:33,230 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 249 271) no Hoare annotation was computed. [2018-11-10 10:00:33,230 INFO L421 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (+ main_~tmp~0 ~pumpRunning~0))) (and (= ~systemActive~0 1) (<= .cse0 1) (<= 1 .cse0) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0))) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 10:00:33,230 INFO L421 ceAbstractionStarter]: At program point L261-1(line 261) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (+ main_~tmp~0 ~pumpRunning~0))) (and (= ~systemActive~0 1) (<= .cse0 1) (<= 1 .cse0) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0))) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 10:00:33,230 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 266) no Hoare annotation was computed. [2018-11-10 10:00:33,230 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 266) no Hoare annotation was computed. [2018-11-10 10:00:33,230 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 830 844) no Hoare annotation was computed. [2018-11-10 10:00:33,230 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 830 844) the Hoare annotation is: (let ((.cse6 (+ |old(~pumpRunning~0)| 2)) (.cse5 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (+ ~waterLevel~0 |old(~systemActive~0)|)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 0 .cse5)) (.cse1 (+ ~systemActive~0 ~waterLevel~0)) (.cse3 (< .cse6 ~waterLevel~0))) (and (or (< .cse0 2) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (and (<= 2 .cse1) (<= ~systemActive~0 ~waterLevel~0)) .cse2 .cse3) (or .cse4 (< (* 2 ~waterLevel~0) 4) .cse2 .cse3) (or (and (<= .cse1 3) (<= (+ ~pumpRunning~0 1) ~systemActive~0)) (< .cse0 3) (< ~waterLevel~0 (+ |old(~systemActive~0)| 1)) .cse2 .cse3) (or .cse4 (< .cse5 0) (not (= ~waterLevel~0 1)) .cse2) (or (not (= |old(~systemActive~0)| 0)) (< ~waterLevel~0 .cse6) (<= .cse1 2) (< |old(~pumpRunning~0)| |old(~systemActive~0)|) (< 0 (+ |old(~pumpRunning~0)| |old(~systemActive~0)|)) .cse3)))) [2018-11-10 10:00:33,230 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 830 844) no Hoare annotation was computed. [2018-11-10 10:00:33,230 INFO L421 ceAbstractionStarter]: At program point L836(line 836) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (< 0 .cse1))) (and (or (< (* 2 ~waterLevel~0) 4) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or (< .cse1 0) (not (= ~waterLevel~0 1)) .cse0)))) [2018-11-10 10:00:33,230 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 840) no Hoare annotation was computed. [2018-11-10 10:00:33,230 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 766 774) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 766 774) the Hoare annotation is: true [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 766 774) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point L818-1(line 818) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 811 829) the Hoare annotation is: true [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 811 829) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point L820(lines 820 824) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L428 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: true [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point L820-2(lines 820 824) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 811 829) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-10 10:00:33,231 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 239 248) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 239 248) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 239 248) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 747 754) the Hoare annotation is: true [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 747 754) no Hoare annotation was computed. [2018-11-10 10:00:33,231 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 747 754) no Hoare annotation was computed. [2018-11-10 10:00:33,232 INFO L421 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-11-10 10:00:33,232 INFO L425 ceAbstractionStarter]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2018-11-10 10:00:33,232 INFO L421 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 10:00:33,232 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2018-11-10 10:00:33,232 INFO L421 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 10:00:33,232 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-11-10 10:00:33,232 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 730) no Hoare annotation was computed. [2018-11-10 10:00:33,232 INFO L421 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 10:00:33,232 INFO L425 ceAbstractionStarter]: For program point L720-1(line 720) no Hoare annotation was computed. [2018-11-10 10:00:33,232 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 735) no Hoare annotation was computed. [2018-11-10 10:00:33,232 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2018-11-10 10:00:33,232 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2018-11-10 10:00:33,232 INFO L425 ceAbstractionStarter]: For program point L865(lines 864 913) no Hoare annotation was computed. [2018-11-10 10:00:33,232 INFO L421 ceAbstractionStarter]: At program point L896(line 896) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse2 (<= 1 .cse1)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (* 2 test_~tmp~7)) (.cse3 (+ ~waterLevel~0 2147483645))) (and (<= 0 (+ .cse0 4294967296)) (<= .cse0 4294967294) (<= .cse1 2) .cse2 (<= 0 (+ ~waterLevel~0 test_~tmp___0~2 2147483646)) (<= test_~tmp___2~0 .cse3) .cse4 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) (<= test_~tmp___0~2 .cse3) .cse5)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse2 .cse4 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse5) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 10:00:33,233 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 854 921) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 10:00:33,233 INFO L425 ceAbstractionStarter]: For program point L894(lines 894 909) no Hoare annotation was computed. [2018-11-10 10:00:33,233 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 854 921) no Hoare annotation was computed. [2018-11-10 10:00:33,233 INFO L421 ceAbstractionStarter]: At program point L886(line 886) the Hoare annotation is: (let ((.cse4 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse0 (<= 1 .cse4)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse0 .cse1 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse2) (let ((.cse3 (* 2 test_~tmp~7))) (and (<= 0 (+ .cse3 4294967296)) (<= .cse3 4294967294) (<= .cse4 2) .cse0 (<= 0 (+ ~waterLevel~0 test_~tmp___0~2 2147483646)) .cse1 (<= test_~tmp___0~2 (+ ~waterLevel~0 2147483645)) .cse2)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 10:00:33,233 INFO L425 ceAbstractionStarter]: For program point L884(lines 884 890) no Hoare annotation was computed. [2018-11-10 10:00:33,233 INFO L425 ceAbstractionStarter]: For program point L884-1(lines 884 890) no Hoare annotation was computed. [2018-11-10 10:00:33,233 INFO L421 ceAbstractionStarter]: At program point L911(lines 864 913) the Hoare annotation is: (let ((.cse11 (+ ~waterLevel~0 2147483645)) (.cse12 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse13 (* 2 test_~tmp~7))) (let ((.cse10 (<= ~waterLevel~0 (+ ~pumpRunning~0 1))) (.cse1 (<= 0 (+ .cse13 4294967296))) (.cse2 (<= .cse13 4294967294)) (.cse3 (<= .cse12 2)) (.cse4 (<= 1 .cse12)) (.cse5 (<= 0 (+ ~waterLevel~0 test_~tmp___0~2 2147483646))) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse8 (<= test_~tmp___0~2 .cse11)) (.cse9 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse0 1) .cse1 .cse2 (<= 1 .cse0) .cse3 .cse4 .cse5 .cse6 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse7 .cse8 .cse9)) (and (= ~systemActive~0 1) .cse10 .cse4 .cse6 .cse9) (and .cse10 .cse4 .cse6 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse9) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse1 .cse2 .cse3 .cse4 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse5 (<= test_~tmp___2~0 .cse11) .cse6 .cse7 .cse8 .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 10:00:33,234 INFO L421 ceAbstractionStarter]: At program point L876(line 876) the Hoare annotation is: (let ((.cse10 (+ ~waterLevel~0 2147483645)) (.cse11 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse12 (* 2 test_~tmp~7))) (let ((.cse1 (<= 0 (+ .cse12 4294967296))) (.cse2 (<= .cse12 4294967294)) (.cse3 (<= .cse11 2)) (.cse4 (<= 1 .cse11)) (.cse5 (<= 0 (+ ~waterLevel~0 test_~tmp___0~2 2147483646))) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse8 (<= test_~tmp___0~2 .cse10)) (.cse9 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse0 1) .cse1 .cse2 (<= 1 .cse0) .cse3 .cse4 .cse5 .cse6 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse7 .cse8 .cse9)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse4 .cse6 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse9) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse1 .cse2 .cse3 .cse4 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse5 (<= test_~tmp___2~0 .cse10) .cse6 .cse7 .cse8 .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 10:00:33,234 INFO L425 ceAbstractionStarter]: For program point L874(lines 874 880) no Hoare annotation was computed. [2018-11-10 10:00:33,234 INFO L425 ceAbstractionStarter]: For program point L874-1(lines 874 880) no Hoare annotation was computed. [2018-11-10 10:00:33,234 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 870) no Hoare annotation was computed. [2018-11-10 10:00:33,234 INFO L425 ceAbstractionStarter]: For program point L864-1(lines 864 913) no Hoare annotation was computed. [2018-11-10 10:00:33,234 INFO L421 ceAbstractionStarter]: At program point L914(lines 863 915) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 10:00:33,234 INFO L421 ceAbstractionStarter]: At program point L904(line 904) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse2 (<= 1 .cse1)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= test_~splverifierCounter~0 0))) (or (let ((.cse0 (* 2 test_~tmp~7)) (.cse3 (+ ~waterLevel~0 2147483645))) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) (<= 0 (+ .cse0 4294967296)) (<= .cse0 4294967294) (<= .cse1 2) .cse2 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) (<= 0 (+ ~waterLevel~0 test_~tmp___0~2 2147483646)) (<= test_~tmp___2~0 .cse3) .cse4 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) (<= test_~tmp___0~2 .cse3) .cse5)) (not (= |old(~systemActive~0)| 1)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse2 .cse4 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse5) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 10:00:33,235 INFO L425 ceAbstractionStarter]: For program point L902(lines 902 908) no Hoare annotation was computed. [2018-11-10 10:00:33,235 INFO L421 ceAbstractionStarter]: At program point L902-1(lines 894 909) the Hoare annotation is: (let ((.cse5 (+ ~waterLevel~0 2147483645)) (.cse11 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse12 (* 2 test_~tmp~7))) (let ((.cse0 (<= 0 (+ .cse12 4294967296))) (.cse1 (<= .cse12 4294967294)) (.cse2 (<= .cse11 2)) (.cse4 (<= 0 (+ ~waterLevel~0 test_~tmp___0~2 2147483646))) (.cse7 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse8 (<= test_~tmp___0~2 .cse5)) (.cse3 (<= 1 .cse11)) (.cse6 (= ~pumpRunning~0 0)) (.cse9 (= test_~splverifierCounter~0 0))) (or (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse0 .cse1 .cse2 .cse3 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse4 (<= test_~tmp___2~0 .cse5) .cse6 .cse7 .cse8 .cse9) (not (= |old(~systemActive~0)| 1)) (let ((.cse10 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse10 1) .cse0 .cse1 (<= 1 .cse10) .cse2 .cse3 .cse4 .cse6 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse7 .cse8 .cse9)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse3 .cse6 (<= (+ ~pumpRunning~0 test_~tmp~7) 2147483647) (<= 0 (+ test_~tmp~7 test_~splverifierCounter~0 2147483648)) .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 10:00:33,235 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 854 921) no Hoare annotation was computed. [2018-11-10 10:00:33,235 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 164 172) no Hoare annotation was computed. [2018-11-10 10:00:33,235 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 164 172) the Hoare annotation is: true [2018-11-10 10:00:33,235 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 164 172) no Hoare annotation was computed. [2018-11-10 10:00:33,235 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:00:33,235 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 10:00:33,235 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:00:33,235 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 155 163) the Hoare annotation is: true [2018-11-10 10:00:33,235 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 155 163) no Hoare annotation was computed. [2018-11-10 10:00:33,235 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 155 163) no Hoare annotation was computed. [2018-11-10 10:00:33,235 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 111 122) the Hoare annotation is: true [2018-11-10 10:00:33,235 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 111 122) no Hoare annotation was computed. [2018-11-10 10:00:33,235 INFO L425 ceAbstractionStarter]: For program point L115-1(lines 111 122) no Hoare annotation was computed. [2018-11-10 10:00:33,236 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 176 205) no Hoare annotation was computed. [2018-11-10 10:00:33,236 INFO L425 ceAbstractionStarter]: For program point L190(lines 190 194) no Hoare annotation was computed. [2018-11-10 10:00:33,236 INFO L428 ceAbstractionStarter]: At program point L190-1(lines 190 194) the Hoare annotation is: true [2018-11-10 10:00:33,236 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 186 200) no Hoare annotation was computed. [2018-11-10 10:00:33,236 INFO L428 ceAbstractionStarter]: At program point L186-3(lines 186 200) the Hoare annotation is: true [2018-11-10 10:00:33,236 INFO L428 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: true [2018-11-10 10:00:33,236 INFO L425 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-11-10 10:00:33,236 INFO L428 ceAbstractionStarter]: At program point L201(lines 176 205) the Hoare annotation is: true [2018-11-10 10:00:33,236 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-10 10:00:33,236 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 176 205) the Hoare annotation is: true [2018-11-10 10:00:33,236 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-10 10:00:33,236 INFO L421 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse4 (< 0 .cse3)) (.cse1 (not (= ~systemActive~0 0))) (.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (<= .cse0 1) (<= 1 .cse0) .cse1 .cse2) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse4) (or (< (* 2 |old(~waterLevel~0)|) 4) .cse4 (and .cse1 (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse0) .cse2) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-11-10 10:00:33,237 INFO L421 ceAbstractionStarter]: At program point L693(lines 693 699) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 0 .cse3))) (and (or (< (* 2 |old(~waterLevel~0)|) 4) .cse0 (and (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse1) .cse2) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse1 1) .cse2) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse0)))) [2018-11-10 10:00:33,237 INFO L421 ceAbstractionStarter]: At program point L688(line 688) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= |old(~waterLevel~0)| 1)) .cse1) (or (< (* 2 |old(~waterLevel~0)|) 4) .cse1 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-11-10 10:00:33,237 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 682 705) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 0 .cse3))) (and (or (< (* 2 |old(~waterLevel~0)|) 4) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse0) .cse1) .cse2 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse0 1) .cse1) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse2)))) [2018-11-10 10:00:33,237 INFO L425 ceAbstractionStarter]: For program point L686(lines 685 704) no Hoare annotation was computed. [2018-11-10 10:00:33,237 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2018-11-10 10:00:33,237 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2018-11-10 10:00:33,237 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 87 98) the Hoare annotation is: true [2018-11-10 10:00:33,237 INFO L425 ceAbstractionStarter]: For program point L91-1(lines 87 98) no Hoare annotation was computed. [2018-11-10 10:00:33,237 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 87 98) no Hoare annotation was computed. [2018-11-10 10:00:33,237 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 10:00:33,237 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-11-10 10:00:33,237 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 10:00:33,237 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 10:00:33,237 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 231 237) no Hoare annotation was computed. [2018-11-10 10:00:33,237 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 231 237) the Hoare annotation is: true [2018-11-10 10:00:33,237 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2018-11-10 10:00:33,237 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse5 (+ ~pumpRunning~0 2))) (let ((.cse2 (+ ~waterLevel~0 |old(~systemActive~0)|)) (.cse1 (+ ~pumpRunning~0 1)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse3 (< 0 (* 2 ~pumpRunning~0))) (.cse4 (< .cse5 ~waterLevel~0))) (and (or (and (<= .cse0 3) (<= .cse1 ~systemActive~0)) (< .cse2 3) (< ~waterLevel~0 (+ |old(~systemActive~0)| 1)) .cse3 .cse4) (or (not (= |old(~systemActive~0)| 0)) (< ~waterLevel~0 .cse5) (< ~pumpRunning~0 |old(~systemActive~0)|) (<= .cse0 2) (< 0 (+ ~pumpRunning~0 |old(~systemActive~0)|)) .cse4) (or (< .cse2 2) (< .cse1 |old(~systemActive~0)|) (and (<= 2 .cse0) (<= ~systemActive~0 ~waterLevel~0)) .cse3 .cse4)))) [2018-11-10 10:00:33,237 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2018-11-10 10:00:33,238 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 99 110) no Hoare annotation was computed. [2018-11-10 10:00:33,238 INFO L425 ceAbstractionStarter]: For program point L103-1(lines 99 110) no Hoare annotation was computed. [2018-11-10 10:00:33,238 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 99 110) the Hoare annotation is: (let ((.cse1 (* 2 ~pumpRunning~0))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (< 0 .cse1))) (and (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse0 1)) (< .cse1 0) (not (= |old(~waterLevel~0)| 1)) .cse2) (let ((.cse3 (+ ~pumpRunning~0 2))) (or (< (* 2 |old(~waterLevel~0)|) 4) (and (<= ~waterLevel~0 .cse3) (<= 2 .cse0)) .cse2 (< .cse3 |old(~waterLevel~0)|)))))) [2018-11-10 10:00:33,238 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2018-11-10 10:00:33,238 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2018-11-10 10:00:33,238 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2018-11-10 10:00:33,238 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2018-11-10 10:00:33,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 10:00:33 BoogieIcfgContainer [2018-11-10 10:00:33,250 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 10:00:33,250 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 10:00:33,250 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 10:00:33,250 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 10:00:33,251 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 09:59:44" (3/4) ... [2018-11-10 10:00:33,257 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 10:00:33,261 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 10:00:33,261 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 10:00:33,261 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-10 10:00:33,261 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 10:00:33,262 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 10:00:33,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 10:00:33,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 10:00:33,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 10:00:33,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 10:00:33,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 10:00:33,263 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 10:00:33,271 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 139 nodes and edges [2018-11-10 10:00:33,272 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 10:00:33,272 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 10:00:33,296 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\old(systemActive) == 1) || (((((((((((pumpRunning + systemActive <= 1 && 0 <= 2 * tmp + 4294967296) && 2 * tmp <= 4294967294) && 1 <= pumpRunning + systemActive) && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && 0 <= waterLevel + tmp___0 + 2147483646) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && tmp___0 <= waterLevel + 2147483645) && splverifierCounter == 0)) || ((((systemActive == 1 && waterLevel <= pumpRunning + 1) && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= pumpRunning + 1 && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && pumpRunning + tmp <= 2147483647) && 0 <= tmp + splverifierCounter + 2147483648) && splverifierCounter == 0)) || (((((((((((0 <= pumpRunning + tmp___1 + 2147483648 && 0 <= 2 * tmp + 4294967296) && 2 * tmp <= 4294967294) && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && waterLevel + tmp___1 <= 2147483649) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp___2 <= waterLevel + 2147483645) && pumpRunning == 0) && 0 <= splverifierCounter + tmp___2 + 2147483648) && tmp___0 <= waterLevel + 2147483645) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 10:00:33,296 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(systemActive) == 1) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 10:00:33,331 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5afd02d9-fb1e-40a7-ad69-3ccc4a5bd066/bin-2019/utaipan/witness.graphml [2018-11-10 10:00:33,331 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 10:00:33,331 INFO L168 Benchmark]: Toolchain (without parser) took 49865.35 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 4.0 GB). Free memory was 960.3 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-10 10:00:33,332 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 10:00:33,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 312.33 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 10:00:33,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -201.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 10:00:33,333 INFO L168 Benchmark]: Boogie Preprocessor took 29.60 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 10:00:33,333 INFO L168 Benchmark]: RCFGBuilder took 566.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. [2018-11-10 10:00:33,333 INFO L168 Benchmark]: TraceAbstraction took 48796.52 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-11-10 10:00:33,333 INFO L168 Benchmark]: Witness Printer took 80.59 ms. Allocated memory is still 5.0 GB. Free memory was 2.5 GB in the beginning and 2.4 GB in the end (delta: 80.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 11.5 GB. [2018-11-10 10:00:33,335 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 312.33 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -201.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.60 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 566.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 48796.52 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 80.59 ms. Allocated memory is still 5.0 GB. Free memory was 2.5 GB in the beginning and 2.4 GB in the end (delta: 80.3 MB). Peak memory consumption was 80.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: 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: 864]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || (((((((((((pumpRunning + systemActive <= 1 && 0 <= 2 * tmp + 4294967296) && 2 * tmp <= 4294967294) && 1 <= pumpRunning + systemActive) && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && 0 <= waterLevel + tmp___0 + 2147483646) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && tmp___0 <= waterLevel + 2147483645) && splverifierCounter == 0)) || ((((systemActive == 1 && waterLevel <= pumpRunning + 1) && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel <= pumpRunning + 1 && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && pumpRunning + tmp <= 2147483647) && 0 <= tmp + splverifierCounter + 2147483648) && splverifierCounter == 0)) || (((((((((((0 <= pumpRunning + tmp___1 + 2147483648 && 0 <= 2 * tmp + 4294967296) && 2 * tmp <= 4294967294) && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && waterLevel + tmp___1 <= 2147483649) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp___2 <= waterLevel + 2147483645) && pumpRunning == 0) && 0 <= splverifierCounter + tmp___2 + 2147483648) && tmp___0 <= waterLevel + 2147483645) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 129 locations, 1 error locations. SAFE Result, 48.7s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 21.6s AutomataDifference, 0.0s DeadEndRemovalTime, 5.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 796 SDtfs, 1269 SDslu, 2407 SDs, 0 SdLazy, 1298 SolverSat, 511 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.3s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 164 GetRequests, 83 SyntacticMatches, 2 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 862 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=573occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 10.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9917349052587592 AbsIntWeakeningRatio, 1.1111111111111112 AbsIntAvgWeakeningVarsNumRemoved, 7820.144444444444 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 619 PreInvPairs, 682 NumberOfFragments, 2094 HoareAnnotationTreeSize, 619 FomulaSimplifications, 13124 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 54 FomulaSimplificationsInter, 28525 FormulaSimplificationTreeSizeReductionInter, 4.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 358 NumberOfCodeBlocks, 358 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 45781 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 22/25 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...