./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product04_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_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/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 eb6e4ceec74f15825c9a118863d143932b257258 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 05:22:37,923 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 05:22:37,924 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 05:22:37,930 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 05:22:37,930 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 05:22:37,931 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 05:22:37,931 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 05:22:37,932 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 05:22:37,933 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 05:22:37,934 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 05:22:37,934 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 05:22:37,934 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 05:22:37,935 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 05:22:37,935 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 05:22:37,936 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 05:22:37,936 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 05:22:37,937 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 05:22:37,938 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 05:22:37,939 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 05:22:37,939 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 05:22:37,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 05:22:37,940 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 05:22:37,942 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 05:22:37,942 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 05:22:37,942 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 05:22:37,943 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 05:22:37,943 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 05:22:37,944 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 05:22:37,944 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 05:22:37,945 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 05:22:37,945 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 05:22:37,945 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 05:22:37,945 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 05:22:37,946 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 05:22:37,946 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 05:22:37,946 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 05:22:37,947 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-03 05:22:37,954 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 05:22:37,954 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 05:22:37,955 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 05:22:37,955 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 05:22:37,955 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 05:22:37,955 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 05:22:37,955 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 05:22:37,955 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 05:22:37,955 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 05:22:37,956 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-03 05:22:37,956 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 05:22:37,956 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-03 05:22:37,956 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 05:22:37,956 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 05:22:37,957 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 05:22:37,957 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 05:22:37,957 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 05:22:37,957 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 05:22:37,957 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 05:22:37,957 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 05:22:37,957 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 05:22:37,957 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 05:22:37,958 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 05:22:37,958 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 05:22:37,958 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 05:22:37,958 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 05:22:37,958 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 05:22:37,958 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 05:22:37,958 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 05:22:37,958 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 05:22:37,959 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 05:22:37,959 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 05:22:37,959 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 05:22:37,959 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 05:22:37,959 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 05:22:37,959 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 05:22:37,959 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_baa46873-661e-42fd-8f6e-24b8867ead53/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 -> eb6e4ceec74f15825c9a118863d143932b257258 [2018-12-03 05:22:37,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 05:22:37,985 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 05:22:37,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 05:22:37,988 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 05:22:37,989 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 05:22:37,989 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product04_true-unreach-call_false-termination.cil.c [2018-12-03 05:22:38,035 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/data/f67f92936/3c4c1b0604774e418674eaae5eb458a1/FLAG414068504 [2018-12-03 05:22:38,384 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 05:22:38,385 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/sv-benchmarks/c/product-lines/minepump_spec5_product04_true-unreach-call_false-termination.cil.c [2018-12-03 05:22:38,390 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/data/f67f92936/3c4c1b0604774e418674eaae5eb458a1/FLAG414068504 [2018-12-03 05:22:38,398 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/data/f67f92936/3c4c1b0604774e418674eaae5eb458a1 [2018-12-03 05:22:38,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 05:22:38,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 05:22:38,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 05:22:38,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 05:22:38,403 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 05:22:38,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38, skipping insertion in model container [2018-12-03 05:22:38,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 05:22:38,428 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 05:22:38,572 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 05:22:38,580 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 05:22:38,663 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 05:22:38,677 INFO L195 MainTranslator]: Completed translation [2018-12-03 05:22:38,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38 WrapperNode [2018-12-03 05:22:38,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 05:22:38,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 05:22:38,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 05:22:38,678 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 05:22:38,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 05:22:38,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 05:22:38,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 05:22:38,698 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 05:22:38,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (1/1) ... [2018-12-03 05:22:38,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 05:22:38,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 05:22:38,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 05:22:38,720 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 05:22:38,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/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 [2018-12-03 05:22:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-03 05:22:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-03 05:22:38,753 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-03 05:22:38,753 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-03 05:22:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-03 05:22:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-03 05:22:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-03 05:22:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-03 05:22:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-03 05:22:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-03 05:22:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-03 05:22:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-03 05:22:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-03 05:22:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-03 05:22:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-03 05:22:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-03 05:22:38,754 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-03 05:22:38,754 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-03 05:22:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-03 05:22:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-03 05:22:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-03 05:22:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-03 05:22:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-03 05:22:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-03 05:22:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-03 05:22:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-03 05:22:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-03 05:22:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-03 05:22:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-03 05:22:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-03 05:22:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-03 05:22:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-03 05:22:38,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-03 05:22:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-03 05:22:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-03 05:22:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-03 05:22:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-03 05:22:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-03 05:22:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-03 05:22:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-03 05:22:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-03 05:22:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-03 05:22:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-03 05:22:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-03 05:22:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-03 05:22:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-03 05:22:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-03 05:22:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-03 05:22:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 05:22:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 05:22:39,021 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 05:22:39,021 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-03 05:22:39,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:22:39 BoogieIcfgContainer [2018-12-03 05:22:39,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 05:22:39,022 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 05:22:39,022 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 05:22:39,024 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 05:22:39,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.12 05:22:38" (1/3) ... [2018-12-03 05:22:39,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea928ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:22:39, skipping insertion in model container [2018-12-03 05:22:39,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 05:22:38" (2/3) ... [2018-12-03 05:22:39,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ea928ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:22:39, skipping insertion in model container [2018-12-03 05:22:39,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:22:39" (3/3) ... [2018-12-03 05:22:39,027 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product04_true-unreach-call_false-termination.cil.c [2018-12-03 05:22:39,033 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 05:22:39,038 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-03 05:22:39,048 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-03 05:22:39,066 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 05:22:39,067 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 05:22:39,067 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 05:22:39,067 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 05:22:39,067 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 05:22:39,067 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 05:22:39,067 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 05:22:39,067 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 05:22:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2018-12-03 05:22:39,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-03 05:22:39,084 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:22:39,085 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 05:22:39,086 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:22:39,089 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:22:39,090 INFO L82 PathProgramCache]: Analyzing trace with hash 88425357, now seen corresponding path program 1 times [2018-12-03 05:22:39,091 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 05:22:39,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:22:39,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:22:39,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:22:39,121 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 05:22:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 05:22:39,235 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 05:22:39,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 05:22:39,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-03 05:22:39,237 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 05:22:39,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-03 05:22:39,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-03 05:22:39,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-03 05:22:39,249 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2018-12-03 05:22:39,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 05:22:39,269 INFO L93 Difference]: Finished difference Result 204 states and 253 transitions. [2018-12-03 05:22:39,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-03 05:22:39,270 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-03 05:22:39,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 05:22:39,277 INFO L225 Difference]: With dead ends: 204 [2018-12-03 05:22:39,277 INFO L226 Difference]: Without dead ends: 104 [2018-12-03 05:22:39,279 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 [2018-12-03 05:22:39,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-12-03 05:22:39,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-12-03 05:22:39,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-12-03 05:22:39,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2018-12-03 05:22:39,307 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 120 transitions. Word has length 59 [2018-12-03 05:22:39,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 05:22:39,308 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 120 transitions. [2018-12-03 05:22:39,308 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-03 05:22:39,308 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2018-12-03 05:22:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-03 05:22:39,310 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:22:39,310 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 05:22:39,310 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:22:39,310 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:22:39,310 INFO L82 PathProgramCache]: Analyzing trace with hash -619592794, now seen corresponding path program 1 times [2018-12-03 05:22:39,310 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 05:22:39,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:22:39,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:22:39,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:22:39,312 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 05:22:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 05:22:39,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 05:22:39,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 05:22:39,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-03 05:22:39,369 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 05:22:39,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-03 05:22:39,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-03 05:22:39,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-03 05:22:39,371 INFO L87 Difference]: Start difference. First operand 104 states and 120 transitions. Second operand 3 states. [2018-12-03 05:22:39,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 05:22:39,381 INFO L93 Difference]: Finished difference Result 140 states and 161 transitions. [2018-12-03 05:22:39,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-03 05:22:39,381 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-03 05:22:39,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 05:22:39,382 INFO L225 Difference]: With dead ends: 140 [2018-12-03 05:22:39,382 INFO L226 Difference]: Without dead ends: 95 [2018-12-03 05:22:39,383 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 [2018-12-03 05:22:39,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-12-03 05:22:39,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-12-03 05:22:39,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-12-03 05:22:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2018-12-03 05:22:39,389 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 60 [2018-12-03 05:22:39,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 05:22:39,390 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2018-12-03 05:22:39,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-03 05:22:39,390 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2018-12-03 05:22:39,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-03 05:22:39,391 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:22:39,391 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 05:22:39,391 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:22:39,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:22:39,391 INFO L82 PathProgramCache]: Analyzing trace with hash 931001435, now seen corresponding path program 1 times [2018-12-03 05:22:39,392 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 05:22:39,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:22:39,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:22:39,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:22:39,392 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 05:22:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 05:22:39,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 05:22:39,463 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 05:22:39,463 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 05:22:39,463 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 05:22:39,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-03 05:22:39,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-03 05:22:39,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-03 05:22:39,464 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 7 states. [2018-12-03 05:22:39,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 05:22:39,683 INFO L93 Difference]: Finished difference Result 285 states and 344 transitions. [2018-12-03 05:22:39,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-03 05:22:39,683 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-12-03 05:22:39,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 05:22:39,685 INFO L225 Difference]: With dead ends: 285 [2018-12-03 05:22:39,686 INFO L226 Difference]: Without dead ends: 218 [2018-12-03 05:22:39,686 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 [2018-12-03 05:22:39,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2018-12-03 05:22:39,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 194. [2018-12-03 05:22:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-12-03 05:22:39,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 232 transitions. [2018-12-03 05:22:39,709 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 232 transitions. Word has length 65 [2018-12-03 05:22:39,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 05:22:39,710 INFO L480 AbstractCegarLoop]: Abstraction has 194 states and 232 transitions. [2018-12-03 05:22:39,710 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-03 05:22:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 232 transitions. [2018-12-03 05:22:39,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-03 05:22:39,711 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 05:22:39,711 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 05:22:39,711 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-03 05:22:39,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 05:22:39,712 INFO L82 PathProgramCache]: Analyzing trace with hash -370943582, now seen corresponding path program 1 times [2018-12-03 05:22:39,712 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 05:22:39,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:22:39,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 05:22:39,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 05:22:39,713 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 05:22:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 05:22:39,772 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-03 05:22:39,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 05:22:39,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-03 05:22:39,773 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 05:22:39,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 05:22:39,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 05:22:39,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 05:22:39,774 INFO L87 Difference]: Start difference. First operand 194 states and 232 transitions. Second operand 6 states. [2018-12-03 05:22:39,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 05:22:39,850 INFO L93 Difference]: Finished difference Result 344 states and 423 transitions. [2018-12-03 05:22:39,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 05:22:39,851 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-12-03 05:22:39,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 05:22:39,851 INFO L225 Difference]: With dead ends: 344 [2018-12-03 05:22:39,851 INFO L226 Difference]: Without dead ends: 0 [2018-12-03 05:22:39,852 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-03 05:22:39,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-03 05:22:39,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-03 05:22:39,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-03 05:22:39,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-03 05:22:39,853 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2018-12-03 05:22:39,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 05:22:39,853 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-03 05:22:39,853 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 05:22:39,853 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-03 05:22:39,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 05:22:39,856 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-03 05:22:40,099 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 218 225) the Hoare annotation is: true [2018-12-03 05:22:40,099 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 218 225) no Hoare annotation was computed. [2018-12-03 05:22:40,100 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 218 225) no Hoare annotation was computed. [2018-12-03 05:22:40,100 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 203 209) no Hoare annotation was computed. [2018-12-03 05:22:40,100 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 203 209) the Hoare annotation is: true [2018-12-03 05:22:40,100 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 879 885) the Hoare annotation is: true [2018-12-03 05:22:40,100 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 879 885) no Hoare annotation was computed. [2018-12-03 05:22:40,100 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 886 894) no Hoare annotation was computed. [2018-12-03 05:22:40,100 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 886 894) the Hoare annotation is: true [2018-12-03 05:22:40,100 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 886 894) no Hoare annotation was computed. [2018-12-03 05:22:40,100 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2018-12-03 05:22:40,100 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-12-03 05:22:40,101 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-12-03 05:22:40,101 INFO L448 ceAbstractionStarter]: For program point L128(lines 128 134) no Hoare annotation was computed. [2018-12-03 05:22:40,101 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 98 165) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,101 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2018-12-03 05:22:40,101 INFO L444 ceAbstractionStarter]: At program point L155(lines 108 157) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,101 INFO L444 ceAbstractionStarter]: At program point L120(line 120) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,101 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 98 165) no Hoare annotation was computed. [2018-12-03 05:22:40,101 INFO L448 ceAbstractionStarter]: For program point L118(lines 118 124) no Hoare annotation was computed. [2018-12-03 05:22:40,102 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 118 124) no Hoare annotation was computed. [2018-12-03 05:22:40,102 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 114) no Hoare annotation was computed. [2018-12-03 05:22:40,102 INFO L444 ceAbstractionStarter]: At program point L158(lines 107 159) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,102 INFO L444 ceAbstractionStarter]: At program point L148(line 148) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,102 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 152) no Hoare annotation was computed. [2018-12-03 05:22:40,102 INFO L444 ceAbstractionStarter]: At program point L146-1(lines 138 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,102 INFO L448 ceAbstractionStarter]: For program point L109(lines 108 157) no Hoare annotation was computed. [2018-12-03 05:22:40,102 INFO L444 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,103 INFO L448 ceAbstractionStarter]: For program point L138(lines 138 153) no Hoare annotation was computed. [2018-12-03 05:22:40,103 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 98 165) no Hoare annotation was computed. [2018-12-03 05:22:40,103 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,103 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: true [2018-12-03 05:22:40,103 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-12-03 05:22:40,103 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-03 05:22:40,103 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-12-03 05:22:40,103 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-12-03 05:22:40,103 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-12-03 05:22:40,104 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-12-03 05:22:40,104 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-12-03 05:22:40,104 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-12-03 05:22:40,104 INFO L451 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: true [2018-12-03 05:22:40,104 INFO L448 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-12-03 05:22:40,104 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-12-03 05:22:40,104 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-12-03 05:22:40,104 INFO L451 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-12-03 05:22:40,104 INFO L448 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-12-03 05:22:40,104 INFO L444 ceAbstractionStarter]: At program point L834-1(line 834) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,104 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 828 850) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,104 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 828 850) no Hoare annotation was computed. [2018-12-03 05:22:40,104 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 828 850) no Hoare annotation was computed. [2018-12-03 05:22:40,105 INFO L444 ceAbstractionStarter]: At program point L840(line 840) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= main_~tmp~5 ~systemActive~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,105 INFO L444 ceAbstractionStarter]: At program point L840-1(line 840) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= main_~tmp~5 ~systemActive~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,105 INFO L448 ceAbstractionStarter]: For program point L838(lines 838 845) no Hoare annotation was computed. [2018-12-03 05:22:40,105 INFO L448 ceAbstractionStarter]: For program point L838-1(lines 838 845) no Hoare annotation was computed. [2018-12-03 05:22:40,105 INFO L448 ceAbstractionStarter]: For program point L836(line 836) no Hoare annotation was computed. [2018-12-03 05:22:40,105 INFO L444 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,105 INFO L444 ceAbstractionStarter]: At program point L834(line 834) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,105 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 282 296) no Hoare annotation was computed. [2018-12-03 05:22:40,105 INFO L444 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-12-03 05:22:40,105 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 292) no Hoare annotation was computed. [2018-12-03 05:22:40,105 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 282 296) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-12-03 05:22:40,105 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 282 296) no Hoare annotation was computed. [2018-12-03 05:22:40,105 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 237 245) no Hoare annotation was computed. [2018-12-03 05:22:40,105 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 237 245) the Hoare annotation is: true [2018-12-03 05:22:40,105 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 237 245) no Hoare annotation was computed. [2018-12-03 05:22:40,105 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-03 05:22:40,105 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-03 05:22:40,106 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-03 05:22:40,106 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 742 750) the Hoare annotation is: true [2018-12-03 05:22:40,106 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 742 750) no Hoare annotation was computed. [2018-12-03 05:22:40,106 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 742 750) no Hoare annotation was computed. [2018-12-03 05:22:40,106 INFO L448 ceAbstractionStarter]: For program point L702-1(lines 698 709) no Hoare annotation was computed. [2018-12-03 05:22:40,106 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 698 709) the Hoare annotation is: true [2018-12-03 05:22:40,106 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 698 709) no Hoare annotation was computed. [2018-12-03 05:22:40,106 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 753 782) no Hoare annotation was computed. [2018-12-03 05:22:40,106 INFO L448 ceAbstractionStarter]: For program point L767(lines 767 771) no Hoare annotation was computed. [2018-12-03 05:22:40,106 INFO L451 ceAbstractionStarter]: At program point L767-1(lines 767 771) the Hoare annotation is: true [2018-12-03 05:22:40,106 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 753 782) the Hoare annotation is: true [2018-12-03 05:22:40,106 INFO L448 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2018-12-03 05:22:40,106 INFO L451 ceAbstractionStarter]: At program point L763-2(lines 763 777) the Hoare annotation is: true [2018-12-03 05:22:40,106 INFO L451 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: true [2018-12-03 05:22:40,106 INFO L448 ceAbstractionStarter]: For program point L759-1(line 759) no Hoare annotation was computed. [2018-12-03 05:22:40,106 INFO L451 ceAbstractionStarter]: At program point L778(lines 753 782) the Hoare annotation is: true [2018-12-03 05:22:40,106 INFO L448 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2018-12-03 05:22:40,106 INFO L444 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (or (not (= ~systemActive~0 0)) (not (= 0 ~pumpRunning~0))) [2018-12-03 05:22:40,106 INFO L451 ceAbstractionStarter]: At program point L190(lines 190 196) the Hoare annotation is: true [2018-12-03 05:22:40,107 INFO L444 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point L183(lines 179 201) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point L181(lines 179 201) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L451 ceAbstractionStarter]: At program point timeShiftENTRY(lines 176 202) the Hoare annotation is: true [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 176 202) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 176 202) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 674 685) the Hoare annotation is: true [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 674 685) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point L678-1(lines 674 685) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 872 878) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 872 878) the Hoare annotation is: true [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 807 813) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 807 813) the Hoare annotation is: true [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-12-03 05:22:40,107 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 297 304) no Hoare annotation was computed. [2018-12-03 05:22:40,107 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 297 304) the Hoare annotation is: true [2018-12-03 05:22:40,108 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 297 304) no Hoare annotation was computed. [2018-12-03 05:22:40,108 INFO L448 ceAbstractionStarter]: For program point L690-1(lines 686 697) no Hoare annotation was computed. [2018-12-03 05:22:40,108 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 686 697) no Hoare annotation was computed. [2018-12-03 05:22:40,108 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 686 697) the Hoare annotation is: true [2018-12-03 05:22:40,108 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 856) no Hoare annotation was computed. [2018-12-03 05:22:40,108 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 852 859) no Hoare annotation was computed. [2018-12-03 05:22:40,108 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 852 859) the Hoare annotation is: true [2018-12-03 05:22:40,108 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 852 859) no Hoare annotation was computed. [2018-12-03 05:22:40,108 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 814 824) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,108 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 814 824) no Hoare annotation was computed. [2018-12-03 05:22:40,108 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 814 824) no Hoare annotation was computed. [2018-12-03 05:22:40,108 INFO L444 ceAbstractionStarter]: At program point L819(line 819) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2018-12-03 05:22:40,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.12 05:22:40 BoogieIcfgContainer [2018-12-03 05:22:40,116 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-03 05:22:40,116 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 05:22:40,116 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 05:22:40,116 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 05:22:40,117 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:22:39" (3/4) ... [2018-12-03 05:22:40,119 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 05:22:40,123 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-03 05:22:40,124 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-03 05:22:40,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-03 05:22:40,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-03 05:22:40,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-03 05:22:40,125 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-03 05:22:40,129 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-03 05:22:40,129 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-03 05:22:40,129 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-03 05:22:40,129 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-03 05:22:40,130 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-03 05:22:40,130 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-03 05:22:40,147 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1) [2018-12-03 05:22:40,147 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) [2018-12-03 05:22:40,168 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_baa46873-661e-42fd-8f6e-24b8867ead53/bin-2019/utaipan/witness.graphml [2018-12-03 05:22:40,168 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 05:22:40,169 INFO L168 Benchmark]: Toolchain (without parser) took 1768.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 952.4 MB in the beginning and 882.7 MB in the end (delta: 69.7 MB). Peak memory consumption was 238.5 MB. Max. memory is 11.5 GB. [2018-12-03 05:22:40,170 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-12-03 05:22:40,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 952.4 MB in the beginning and 1.2 GB in the end (delta: -201.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-12-03 05:22:40,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 05:22:40,170 INFO L168 Benchmark]: Boogie Preprocessor took 21.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 05:22:40,170 INFO L168 Benchmark]: RCFGBuilder took 301.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 44.6 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. [2018-12-03 05:22:40,170 INFO L168 Benchmark]: TraceAbstraction took 1093.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.4 MB in the end (delta: 219.6 MB). Peak memory consumption was 219.6 MB. Max. memory is 11.5 GB. [2018-12-03 05:22:40,170 INFO L168 Benchmark]: Witness Printer took 52.15 ms. Allocated memory is still 1.2 GB. Free memory was 889.4 MB in the beginning and 882.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-03 05:22:40,171 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 276.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 952.4 MB in the beginning and 1.2 GB in the end (delta: -201.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 301.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 44.6 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1093.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.4 MB in the end (delta: 219.6 MB). Peak memory consumption was 219.6 MB. Max. memory is 11.5 GB. * Witness Printer took 52.15 ms. Allocated memory is still 1.2 GB. Free memory was 889.4 MB in the beginning and 882.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 856]: 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: 108]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 117 locations, 1 error locations. SAFE Result, 1.0s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 465 SDtfs, 225 SDslu, 795 SDs, 0 SdLazy, 218 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 24 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 202 PreInvPairs, 224 NumberOfFragments, 318 HoareAnnotationTreeSize, 202 FomulaSimplifications, 129 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 587 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 252 NumberOfCodeBlocks, 252 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 248 ConstructedInterpolants, 0 QuantifiedInterpolants, 25622 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...