./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/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 7139998cc0921a9b712bced77cbd2064338f38d5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 15:14:19,022 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 15:14:19,023 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 15:14:19,029 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 15:14:19,029 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 15:14:19,029 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 15:14:19,030 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 15:14:19,031 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 15:14:19,032 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 15:14:19,032 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 15:14:19,033 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 15:14:19,033 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 15:14:19,033 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 15:14:19,034 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 15:14:19,034 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 15:14:19,035 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 15:14:19,035 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 15:14:19,036 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 15:14:19,037 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 15:14:19,038 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 15:14:19,039 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 15:14:19,039 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 15:14:19,040 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 15:14:19,040 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 15:14:19,041 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 15:14:19,041 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 15:14:19,041 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 15:14:19,042 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 15:14:19,042 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 15:14:19,043 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 15:14:19,043 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 15:14:19,043 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 15:14:19,044 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 15:14:19,044 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 15:14:19,044 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 15:14:19,045 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 15:14:19,045 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 15:14:19,053 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 15:14:19,053 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 15:14:19,053 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 15:14:19,053 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 15:14:19,054 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 15:14:19,054 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 15:14:19,054 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 15:14:19,054 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 15:14:19,054 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 15:14:19,054 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 15:14:19,054 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 15:14:19,054 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 15:14:19,055 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 15:14:19,055 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 15:14:19,055 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 15:14:19,055 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 15:14:19,055 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 15:14:19,056 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 15:14:19,056 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 15:14:19,056 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 15:14:19,056 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 15:14:19,056 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 15:14:19,056 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 15:14:19,056 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 15:14:19,056 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 15:14:19,057 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 15:14:19,057 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 15:14:19,057 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 15:14:19,057 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 15:14:19,057 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 15:14:19,057 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 15:14:19,057 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 15:14:19,057 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 15:14:19,057 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 15:14:19,058 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 15:14:19,058 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 15:14:19,058 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_edddc339-74b5-4150-a304-44ebb46665fa/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 -> 7139998cc0921a9b712bced77cbd2064338f38d5 [2018-12-09 15:14:19,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 15:14:19,082 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 15:14:19,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 15:14:19,085 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 15:14:19,085 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 15:14:19,085 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c [2018-12-09 15:14:19,120 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/data/9731d5269/dfff2c425f6c42418d7d7e29a1de7d31/FLAG6a90470b8 [2018-12-09 15:14:19,553 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 15:14:19,554 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/sv-benchmarks/c/product-lines/minepump_spec4_product18_true-unreach-call_false-termination.cil.c [2018-12-09 15:14:19,559 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/data/9731d5269/dfff2c425f6c42418d7d7e29a1de7d31/FLAG6a90470b8 [2018-12-09 15:14:19,569 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/data/9731d5269/dfff2c425f6c42418d7d7e29a1de7d31 [2018-12-09 15:14:19,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 15:14:19,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 15:14:19,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 15:14:19,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 15:14:19,575 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 15:14:19,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d622ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19, skipping insertion in model container [2018-12-09 15:14:19,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 15:14:19,608 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 15:14:19,765 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:14:19,807 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 15:14:19,846 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 15:14:19,861 INFO L195 MainTranslator]: Completed translation [2018-12-09 15:14:19,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19 WrapperNode [2018-12-09 15:14:19,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 15:14:19,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 15:14:19,862 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 15:14:19,862 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 15:14:19,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 15:14:19,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 15:14:19,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 15:14:19,881 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 15:14:19,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (1/1) ... [2018-12-09 15:14:19,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 15:14:19,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 15:14:19,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 15:14:19,902 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 15:14:19,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/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 [2018-12-09 15:14:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 15:14:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 15:14:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-12-09 15:14:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-12-09 15:14:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 15:14:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 15:14:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 15:14:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 15:14:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 15:14:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 15:14:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 15:14:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 15:14:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 15:14:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 15:14:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 15:14:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 15:14:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 15:14:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 15:14:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 15:14:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 15:14:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 15:14:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 15:14:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 15:14:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 15:14:19,935 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 15:14:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 15:14:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 15:14:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-09 15:14:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-09 15:14:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 15:14:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 15:14:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 15:14:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 15:14:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 15:14:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 15:14:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 15:14:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 15:14:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 15:14:19,936 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 15:14:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 15:14:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 15:14:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 15:14:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 15:14:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 15:14:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 15:14:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 15:14:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 15:14:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 15:14:19,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 15:14:19,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 15:14:20,226 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 15:14:20,226 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 15:14:20,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:14:20 BoogieIcfgContainer [2018-12-09 15:14:20,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 15:14:20,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 15:14:20,228 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 15:14:20,230 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 15:14:20,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:14:19" (1/3) ... [2018-12-09 15:14:20,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c0d3977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:14:20, skipping insertion in model container [2018-12-09 15:14:20,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:19" (2/3) ... [2018-12-09 15:14:20,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c0d3977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:14:20, skipping insertion in model container [2018-12-09 15:14:20,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:14:20" (3/3) ... [2018-12-09 15:14:20,233 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product18_true-unreach-call_false-termination.cil.c [2018-12-09 15:14:20,242 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 15:14:20,248 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 15:14:20,258 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 15:14:20,276 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 15:14:20,276 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 15:14:20,276 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 15:14:20,276 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 15:14:20,277 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 15:14:20,277 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 15:14:20,277 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 15:14:20,277 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 15:14:20,289 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-12-09 15:14:20,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 15:14:20,296 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:14:20,297 INFO L402 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] [2018-12-09 15:14:20,298 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:14:20,303 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:14:20,303 INFO L82 PathProgramCache]: Analyzing trace with hash 593632274, now seen corresponding path program 1 times [2018-12-09 15:14:20,304 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:14:20,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:20,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:14:20,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:20,333 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:14:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:14:20,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:14:20,456 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:14:20,456 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 15:14:20,457 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:14:20,460 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 15:14:20,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 15:14:20,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 15:14:20,469 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 2 states. [2018-12-09 15:14:20,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:14:20,489 INFO L93 Difference]: Finished difference Result 216 states and 267 transitions. [2018-12-09 15:14:20,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 15:14:20,490 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-09 15:14:20,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:14:20,496 INFO L225 Difference]: With dead ends: 216 [2018-12-09 15:14:20,496 INFO L226 Difference]: Without dead ends: 108 [2018-12-09 15:14:20,499 INFO L631 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 [2018-12-09 15:14:20,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-12-09 15:14:20,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2018-12-09 15:14:20,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2018-12-09 15:14:20,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 125 transitions. [2018-12-09 15:14:20,527 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 125 transitions. Word has length 46 [2018-12-09 15:14:20,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:14:20,527 INFO L480 AbstractCegarLoop]: Abstraction has 108 states and 125 transitions. [2018-12-09 15:14:20,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 15:14:20,528 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 125 transitions. [2018-12-09 15:14:20,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 15:14:20,529 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:14:20,529 INFO L402 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] [2018-12-09 15:14:20,530 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:14:20,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:14:20,530 INFO L82 PathProgramCache]: Analyzing trace with hash -76082014, now seen corresponding path program 1 times [2018-12-09 15:14:20,530 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:14:20,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:20,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:14:20,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:20,531 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:14:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:14:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:14:20,587 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:14:20,587 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 15:14:20,587 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:14:20,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:14:20,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:14:20,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:14:20,588 INFO L87 Difference]: Start difference. First operand 108 states and 125 transitions. Second operand 3 states. [2018-12-09 15:14:20,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:14:20,598 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2018-12-09 15:14:20,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:14:20,599 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-09 15:14:20,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:14:20,600 INFO L225 Difference]: With dead ends: 161 [2018-12-09 15:14:20,600 INFO L226 Difference]: Without dead ends: 99 [2018-12-09 15:14:20,601 INFO L631 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 [2018-12-09 15:14:20,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-12-09 15:14:20,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2018-12-09 15:14:20,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-12-09 15:14:20,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 113 transitions. [2018-12-09 15:14:20,607 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 113 transitions. Word has length 47 [2018-12-09 15:14:20,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:14:20,607 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 113 transitions. [2018-12-09 15:14:20,607 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:14:20,607 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 113 transitions. [2018-12-09 15:14:20,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 15:14:20,608 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:14:20,608 INFO L402 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] [2018-12-09 15:14:20,608 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:14:20,608 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:14:20,608 INFO L82 PathProgramCache]: Analyzing trace with hash -405028804, now seen corresponding path program 1 times [2018-12-09 15:14:20,609 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:14:20,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:20,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:14:20,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:20,609 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:14:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:14:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:14:20,687 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:14:20,687 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 15:14:20,688 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:14:20,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 15:14:20,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 15:14:20,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 15:14:20,688 INFO L87 Difference]: Start difference. First operand 99 states and 113 transitions. Second operand 7 states. [2018-12-09 15:14:20,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:14:20,812 INFO L93 Difference]: Finished difference Result 174 states and 203 transitions. [2018-12-09 15:14:20,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 15:14:20,812 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-12-09 15:14:20,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:14:20,813 INFO L225 Difference]: With dead ends: 174 [2018-12-09 15:14:20,813 INFO L226 Difference]: Without dead ends: 99 [2018-12-09 15:14:20,814 INFO L631 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 [2018-12-09 15:14:20,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-12-09 15:14:20,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2018-12-09 15:14:20,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2018-12-09 15:14:20,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 112 transitions. [2018-12-09 15:14:20,820 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 112 transitions. Word has length 52 [2018-12-09 15:14:20,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:14:20,820 INFO L480 AbstractCegarLoop]: Abstraction has 99 states and 112 transitions. [2018-12-09 15:14:20,820 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 15:14:20,820 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2018-12-09 15:14:20,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 15:14:20,821 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:14:20,821 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:14:20,821 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:14:20,822 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:14:20,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1637515993, now seen corresponding path program 1 times [2018-12-09 15:14:20,822 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:14:20,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:20,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:14:20,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:20,823 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:14:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:14:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:14:20,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:14:20,900 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 15:14:20,900 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:14:20,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 15:14:20,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 15:14:20,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 15:14:20,901 INFO L87 Difference]: Start difference. First operand 99 states and 112 transitions. Second operand 10 states. [2018-12-09 15:14:21,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:14:21,167 INFO L93 Difference]: Finished difference Result 304 states and 369 transitions. [2018-12-09 15:14:21,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 15:14:21,167 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-12-09 15:14:21,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:14:21,169 INFO L225 Difference]: With dead ends: 304 [2018-12-09 15:14:21,169 INFO L226 Difference]: Without dead ends: 229 [2018-12-09 15:14:21,170 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-12-09 15:14:21,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-12-09 15:14:21,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 225. [2018-12-09 15:14:21,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-12-09 15:14:21,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 264 transitions. [2018-12-09 15:14:21,187 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 264 transitions. Word has length 60 [2018-12-09 15:14:21,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:14:21,187 INFO L480 AbstractCegarLoop]: Abstraction has 225 states and 264 transitions. [2018-12-09 15:14:21,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 15:14:21,187 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 264 transitions. [2018-12-09 15:14:21,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 15:14:21,188 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:14:21,189 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:14:21,189 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:14:21,189 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:14:21,189 INFO L82 PathProgramCache]: Analyzing trace with hash -413880057, now seen corresponding path program 1 times [2018-12-09 15:14:21,189 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:14:21,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:21,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:14:21,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:21,190 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:14:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:14:21,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 15:14:21,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 15:14:21,227 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 15:14:21,227 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:14:21,227 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 15:14:21,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 15:14:21,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:14:21,227 INFO L87 Difference]: Start difference. First operand 225 states and 264 transitions. Second operand 3 states. [2018-12-09 15:14:21,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:14:21,238 INFO L93 Difference]: Finished difference Result 362 states and 433 transitions. [2018-12-09 15:14:21,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 15:14:21,238 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-12-09 15:14:21,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:14:21,239 INFO L225 Difference]: With dead ends: 362 [2018-12-09 15:14:21,239 INFO L226 Difference]: Without dead ends: 161 [2018-12-09 15:14:21,240 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 15:14:21,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-12-09 15:14:21,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-12-09 15:14:21,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-12-09 15:14:21,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 179 transitions. [2018-12-09 15:14:21,248 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 179 transitions. Word has length 68 [2018-12-09 15:14:21,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:14:21,248 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 179 transitions. [2018-12-09 15:14:21,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 15:14:21,248 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions. [2018-12-09 15:14:21,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 15:14:21,249 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 15:14:21,250 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 15:14:21,250 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 15:14:21,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:14:21,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1995005835, now seen corresponding path program 1 times [2018-12-09 15:14:21,250 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 15:14:21,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:21,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 15:14:21,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 15:14:21,251 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 15:14:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 15:14:21,329 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 15:14:21,329 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 15:14:21,329 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 15:14:21,330 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2018-12-09 15:14:21,331 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [37], [38], [50], [55], [70], [73], [74], [75], [84], [88], [92], [95], [100], [106], [108], [114], [117], [129], [130], [131], [132], [171], [175], [181], [189], [197], [201], [202], [205], [206], [207], [208], [209], [211], [212], [213], [214], [215], [216], [217], [218], [219], [223], [231], [232], [233], [234], [239], [240], [249], [250], [251], [252], [253], [254], [255] [2018-12-09 15:14:21,354 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 15:14:21,355 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 15:14:21,656 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 15:14:21,657 INFO L272 AbstractInterpreter]: Visited 61 different actions 69 times. Merged at 5 different actions 5 times. Never widened. Performed 2588 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2588 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 133 variables. [2018-12-09 15:14:21,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 15:14:21,664 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 15:14:21,900 INFO L227 lantSequenceWeakener]: Weakened 90 states. On average, predicates are now at 97.39% of their original sizes. [2018-12-09 15:14:21,900 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 15:14:21,973 INFO L418 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2018-12-09 15:14:21,973 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 15:14:21,974 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 15:14:21,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [7] total 19 [2018-12-09 15:14:21,974 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 15:14:21,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-09 15:14:21,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-09 15:14:21,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-12-09 15:14:21,975 INFO L87 Difference]: Start difference. First operand 161 states and 179 transitions. Second operand 14 states. [2018-12-09 15:14:23,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 15:14:23,000 INFO L93 Difference]: Finished difference Result 205 states and 230 transitions. [2018-12-09 15:14:23,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 15:14:23,000 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 100 [2018-12-09 15:14:23,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 15:14:23,001 INFO L225 Difference]: With dead ends: 205 [2018-12-09 15:14:23,001 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 15:14:23,001 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 100 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-12-09 15:14:23,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 15:14:23,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 15:14:23,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 15:14:23,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 15:14:23,002 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-12-09 15:14:23,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 15:14:23,002 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 15:14:23,002 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-09 15:14:23,002 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 15:14:23,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 15:14:23,005 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 15:14:23,598 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: true [2018-12-09 15:14:23,598 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2018-12-09 15:14:23,598 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 189 196) no Hoare annotation was computed. [2018-12-09 15:14:23,598 INFO L448 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2018-12-09 15:14:23,598 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 177) no Hoare annotation was computed. [2018-12-09 15:14:23,598 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 156 180) no Hoare annotation was computed. [2018-12-09 15:14:23,599 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 156 180) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-12-09 15:14:23,599 INFO L444 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-12-09 15:14:23,599 INFO L448 ceAbstractionStarter]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2018-12-09 15:14:23,599 INFO L444 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-09 15:14:23,599 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-09 15:14:23,599 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 172) no Hoare annotation was computed. [2018-12-09 15:14:23,599 INFO L444 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-09 15:14:23,599 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 426 432) the Hoare annotation is: true [2018-12-09 15:14:23,599 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 426 432) no Hoare annotation was computed. [2018-12-09 15:14:23,600 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2018-12-09 15:14:23,600 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2018-12-09 15:14:23,600 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 433 441) no Hoare annotation was computed. [2018-12-09 15:14:23,600 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 433 441) the Hoare annotation is: true [2018-12-09 15:14:23,600 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 433 441) no Hoare annotation was computed. [2018-12-09 15:14:23,600 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 15:14:23,600 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2018-12-09 15:14:23,600 INFO L444 ceAbstractionStarter]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 15:14:23,600 INFO L448 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2018-12-09 15:14:23,600 INFO L444 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 15:14:23,600 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2018-12-09 15:14:23,600 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2018-12-09 15:14:23,600 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 15:14:23,600 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-12-09 15:14:23,600 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2018-12-09 15:14:23,600 INFO L444 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 15:14:23,601 INFO L444 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 15:14:23,601 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2018-12-09 15:14:23,601 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2018-12-09 15:14:23,601 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2018-12-09 15:14:23,601 INFO L444 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 15:14:23,601 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2018-12-09 15:14:23,601 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 382 406) the Hoare annotation is: true [2018-12-09 15:14:23,601 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 382 406) no Hoare annotation was computed. [2018-12-09 15:14:23,601 INFO L444 ceAbstractionStarter]: At program point L396(line 396) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-09 15:14:23,601 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 400) no Hoare annotation was computed. [2018-12-09 15:14:23,601 INFO L444 ceAbstractionStarter]: At program point L392(line 392) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-09 15:14:23,601 INFO L448 ceAbstractionStarter]: For program point L392-1(line 392) no Hoare annotation was computed. [2018-12-09 15:14:23,601 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 403) no Hoare annotation was computed. [2018-12-09 15:14:23,601 INFO L448 ceAbstractionStarter]: For program point L390-1(lines 382 406) no Hoare annotation was computed. [2018-12-09 15:14:23,601 INFO L451 ceAbstractionStarter]: At program point L388(line 388) the Hoare annotation is: true [2018-12-09 15:14:23,601 INFO L448 ceAbstractionStarter]: For program point L388-1(line 388) no Hoare annotation was computed. [2018-12-09 15:14:23,601 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 356 378) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 15:14:23,602 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 356 378) no Hoare annotation was computed. [2018-12-09 15:14:23,602 INFO L444 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 15:14:23,602 INFO L444 ceAbstractionStarter]: At program point L368-1(line 368) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 15:14:23,602 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 373) no Hoare annotation was computed. [2018-12-09 15:14:23,602 INFO L448 ceAbstractionStarter]: For program point L366-1(lines 366 373) no Hoare annotation was computed. [2018-12-09 15:14:23,602 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 356 378) no Hoare annotation was computed. [2018-12-09 15:14:23,602 INFO L448 ceAbstractionStarter]: For program point L364(line 364) no Hoare annotation was computed. [2018-12-09 15:14:23,602 INFO L444 ceAbstractionStarter]: At program point L363(line 363) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 15:14:23,602 INFO L444 ceAbstractionStarter]: At program point L362(line 362) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 15:14:23,602 INFO L444 ceAbstractionStarter]: At program point L362-1(line 362) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 15:14:23,602 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2018-12-09 15:14:23,602 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2018-12-09 15:14:23,602 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 208 216) no Hoare annotation was computed. [2018-12-09 15:14:23,602 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 522 530) no Hoare annotation was computed. [2018-12-09 15:14:23,602 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 522 530) the Hoare annotation is: true [2018-12-09 15:14:23,602 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 522 530) no Hoare annotation was computed. [2018-12-09 15:14:23,602 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 15:14:23,602 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 15:14:23,603 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2018-12-09 15:14:23,603 INFO L451 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 253 271) no Hoare annotation was computed. [2018-12-09 15:14:23,603 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 513 521) the Hoare annotation is: true [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 513 521) no Hoare annotation was computed. [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 513 521) no Hoare annotation was computed. [2018-12-09 15:14:23,603 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 469 480) the Hoare annotation is: true [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point L473-1(lines 469 480) no Hoare annotation was computed. [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 469 480) no Hoare annotation was computed. [2018-12-09 15:14:23,603 INFO L451 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: true [2018-12-09 15:14:23,603 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 282 311) no Hoare annotation was computed. [2018-12-09 15:14:23,604 INFO L448 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-12-09 15:14:23,604 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 282 311) the Hoare annotation is: true [2018-12-09 15:14:23,604 INFO L451 ceAbstractionStarter]: At program point L307(lines 282 311) the Hoare annotation is: true [2018-12-09 15:14:23,604 INFO L448 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2018-12-09 15:14:23,604 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 300) no Hoare annotation was computed. [2018-12-09 15:14:23,604 INFO L451 ceAbstractionStarter]: At program point L296-1(lines 296 300) the Hoare annotation is: true [2018-12-09 15:14:23,604 INFO L448 ceAbstractionStarter]: For program point L293(line 293) no Hoare annotation was computed. [2018-12-09 15:14:23,604 INFO L451 ceAbstractionStarter]: At program point L292-2(lines 292 306) the Hoare annotation is: true [2018-12-09 15:14:23,604 INFO L448 ceAbstractionStarter]: For program point L128(lines 127 146) no Hoare annotation was computed. [2018-12-09 15:14:23,604 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-12-09 15:14:23,604 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2018-12-09 15:14:23,604 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-12-09 15:14:23,604 INFO L444 ceAbstractionStarter]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-12-09 15:14:23,604 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2018-12-09 15:14:23,604 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-12-09 15:14:23,604 INFO L448 ceAbstractionStarter]: For program point L449-1(lines 445 456) no Hoare annotation was computed. [2018-12-09 15:14:23,604 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 445 456) the Hoare annotation is: true [2018-12-09 15:14:23,604 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 445 456) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 419 425) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 419 425) the Hoare annotation is: true [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 336 342) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 336 342) the Hoare annotation is: true [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-09 15:14:23,605 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 272 279) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 272 279) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~systemActive~0 1)) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 2))))) [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 272 279) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 457 468) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point L461-1(lines 457 468) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 457 468) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= ~waterLevel~0 1) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (= ~waterLevel~0 2) .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))))) [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 532 539) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 532 539) the Hoare annotation is: true [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 532 539) no Hoare annotation was computed. [2018-12-09 15:14:23,605 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2018-12-09 15:14:23,606 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 343 352) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 15:14:23,606 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 343 352) no Hoare annotation was computed. [2018-12-09 15:14:23,606 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 343 352) no Hoare annotation was computed. [2018-12-09 15:14:23,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:14:23 BoogieIcfgContainer [2018-12-09 15:14:23,613 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 15:14:23,613 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 15:14:23,613 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 15:14:23,613 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 15:14:23,613 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:14:20" (3/4) ... [2018-12-09 15:14:23,615 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 15:14:23,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 15:14:23,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 15:14:23,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 15:14:23,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 15:14:23,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 15:14:23,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 15:14:23,619 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 15:14:23,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 15:14:23,624 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-12-09 15:14:23,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 15:14:23,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 15:14:23,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 15:14:23,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 15:14:23,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 15:14:23,642 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-09 15:14:23,642 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-09 15:14:23,668 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_edddc339-74b5-4150-a304-44ebb46665fa/bin-2019/utaipan/witness.graphml [2018-12-09 15:14:23,668 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 15:14:23,668 INFO L168 Benchmark]: Toolchain (without parser) took 4097.16 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 279.4 MB). Free memory was 952.4 MB in the beginning and 951.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 280.6 MB. Max. memory is 11.5 GB. [2018-12-09 15:14:23,669 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:14:23,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -136.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-09 15:14:23,670 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.95 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:14:23,670 INFO L168 Benchmark]: Boogie Preprocessor took 20.15 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 15:14:23,670 INFO L168 Benchmark]: RCFGBuilder took 325.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. [2018-12-09 15:14:23,670 INFO L168 Benchmark]: TraceAbstraction took 3385.17 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 174.1 MB). Free memory was 1.0 GB in the beginning and 960.8 MB in the end (delta: 80.0 MB). Peak memory consumption was 254.1 MB. Max. memory is 11.5 GB. [2018-12-09 15:14:23,671 INFO L168 Benchmark]: Witness Printer took 54.97 ms. Allocated memory is still 1.3 GB. Free memory was 960.8 MB in the beginning and 951.2 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2018-12-09 15:14:23,672 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 289.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -136.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.95 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.15 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 325.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3385.17 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 174.1 MB). Free memory was 1.0 GB in the beginning and 960.8 MB in the end (delta: 80.0 MB). Peak memory consumption was 254.1 MB. Max. memory is 11.5 GB. * Witness Printer took 54.97 ms. Allocated memory is still 1.3 GB. Free memory was 960.8 MB in the beginning and 951.2 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 536]: 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: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 121 locations, 1 error locations. SAFE Result, 3.3s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 668 SDtfs, 509 SDslu, 1461 SDs, 0 SdLazy, 561 SolverSat, 125 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 148 GetRequests, 107 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9971984549835156 AbsIntWeakeningRatio, 0.9696969696969697 AbsIntAvgWeakeningVarsNumRemoved, 89.44444444444444 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 290 PreInvPairs, 305 NumberOfFragments, 848 HoareAnnotationTreeSize, 290 FomulaSimplifications, 166 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 663 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 373 NumberOfCodeBlocks, 373 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 49717 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 28/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...