./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product25_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_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/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 afe8b3bf03d083ac2d9d1286cdd6625d4aa7e568 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:33:11,762 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:33:11,763 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:33:11,771 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:33:11,771 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:33:11,772 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:33:11,773 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:33:11,774 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:33:11,775 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:33:11,776 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:33:11,776 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:33:11,777 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:33:11,777 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:33:11,778 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:33:11,778 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:33:11,778 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:33:11,779 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:33:11,780 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:33:11,781 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:33:11,782 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:33:11,782 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:33:11,783 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:33:11,784 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:33:11,784 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:33:11,784 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:33:11,785 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:33:11,785 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:33:11,785 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:33:11,786 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:33:11,786 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:33:11,786 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:33:11,787 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:33:11,787 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:33:11,787 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:33:11,787 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:33:11,788 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:33:11,788 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 16:33:11,795 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:33:11,795 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:33:11,795 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:33:11,796 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 16:33:11,796 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 16:33:11,796 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 16:33:11,796 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 16:33:11,796 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 16:33:11,796 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 16:33:11,796 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 16:33:11,797 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 16:33:11,797 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 16:33:11,797 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 16:33:11,797 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:33:11,798 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:33:11,798 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 16:33:11,798 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:33:11,798 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:33:11,798 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:33:11,798 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:33:11,799 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:33:11,799 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:33:11,799 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:33:11,799 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:33:11,799 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:33:11,799 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 16:33:11,799 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:33:11,800 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 16:33:11,800 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 16:33:11,800 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:33:11,800 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:33:11,800 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:33:11,800 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 16:33:11,800 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:33:11,801 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 16:33:11,801 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 16:33:11,801 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_bea2d993-e933-49ee-b820-ca2da2eae614/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 -> afe8b3bf03d083ac2d9d1286cdd6625d4aa7e568 [2018-12-09 16:33:11,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:33:11,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:33:11,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:33:11,838 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:33:11,838 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:33:11,839 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-12-09 16:33:11,881 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/data/3d207c310/b884d2ce2132410487936c94812ccffd/FLAGd48a1f779 [2018-12-09 16:33:12,205 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:33:12,206 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/sv-benchmarks/c/product-lines/minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-12-09 16:33:12,212 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/data/3d207c310/b884d2ce2132410487936c94812ccffd/FLAGd48a1f779 [2018-12-09 16:33:12,613 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/data/3d207c310/b884d2ce2132410487936c94812ccffd [2018-12-09 16:33:12,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:33:12,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:33:12,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:33:12,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:33:12,618 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:33:12,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@168f5904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12, skipping insertion in model container [2018-12-09 16:33:12,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:33:12,645 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:33:12,789 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:33:12,796 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:33:12,886 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:33:12,900 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:33:12,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12 WrapperNode [2018-12-09 16:33:12,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:33:12,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:33:12,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:33:12,901 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:33:12,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:33:12,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:33:12,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:33:12,923 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:33:12,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (1/1) ... [2018-12-09 16:33:12,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:33:12,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:33:12,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:33:12,947 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:33:12,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/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 16:33:12,979 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 16:33:12,980 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 16:33:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-12-09 16:33:12,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-12-09 16:33:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 16:33:12,980 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 16:33:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 16:33:12,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 16:33:12,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:33:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 16:33:12,981 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 16:33:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 16:33:12,981 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 16:33:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 16:33:12,981 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 16:33:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 16:33:12,981 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 16:33:12,981 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 16:33:12,981 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 16:33:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 16:33:12,982 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 16:33:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 16:33:12,982 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 16:33:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 16:33:12,982 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 16:33:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 16:33:12,982 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 16:33:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 16:33:12,982 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 16:33:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 16:33:12,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 16:33:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 16:33:12,982 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 16:33:12,982 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 16:33:12,982 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 16:33:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 16:33:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 16:33:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 16:33:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 16:33:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 16:33:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 16:33:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 16:33:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 16:33:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 16:33:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 16:33:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 16:33:12,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:33:12,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:33:13,253 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:33:13,254 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 16:33:13,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:33:13 BoogieIcfgContainer [2018-12-09 16:33:13,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:33:13,254 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 16:33:13,254 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 16:33:13,256 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 16:33:13,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 04:33:12" (1/3) ... [2018-12-09 16:33:13,257 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f5e0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:33:13, skipping insertion in model container [2018-12-09 16:33:13,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:33:12" (2/3) ... [2018-12-09 16:33:13,257 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f5e0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:33:13, skipping insertion in model container [2018-12-09 16:33:13,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:33:13" (3/3) ... [2018-12-09 16:33:13,258 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25_true-unreach-call_false-termination.cil.c [2018-12-09 16:33:13,265 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 16:33:13,270 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 16:33:13,279 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 16:33:13,298 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 16:33:13,298 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 16:33:13,298 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 16:33:13,298 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 16:33:13,298 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 16:33:13,298 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 16:33:13,299 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 16:33:13,299 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 16:33:13,310 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2018-12-09 16:33:13,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 16:33:13,315 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:33:13,316 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 16:33:13,317 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:33:13,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:33:13,320 INFO L82 PathProgramCache]: Analyzing trace with hash 739880664, now seen corresponding path program 1 times [2018-12-09 16:33:13,322 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:33:13,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:13,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:33:13,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:13,351 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:33:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:33:13,459 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 16:33:13,460 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:33:13,461 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 16:33:13,461 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:33:13,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 16:33:13,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 16:33:13,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 16:33:13,473 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2018-12-09 16:33:13,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:33:13,492 INFO L93 Difference]: Finished difference Result 208 states and 259 transitions. [2018-12-09 16:33:13,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 16:33:13,493 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-09 16:33:13,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:33:13,499 INFO L225 Difference]: With dead ends: 208 [2018-12-09 16:33:13,499 INFO L226 Difference]: Without dead ends: 104 [2018-12-09 16:33:13,501 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 16:33:13,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-12-09 16:33:13,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-12-09 16:33:13,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-12-09 16:33:13,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2018-12-09 16:33:13,529 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2018-12-09 16:33:13,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:33:13,529 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2018-12-09 16:33:13,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 16:33:13,529 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2018-12-09 16:33:13,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 16:33:13,531 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:33:13,531 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 16:33:13,531 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:33:13,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:33:13,531 INFO L82 PathProgramCache]: Analyzing trace with hash -549416492, now seen corresponding path program 1 times [2018-12-09 16:33:13,531 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:33:13,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:13,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:33:13,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:13,532 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:33:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:33:13,586 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 16:33:13,586 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:33:13,587 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:33:13,587 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:33:13,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:33:13,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:33:13,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:33:13,588 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 3 states. [2018-12-09 16:33:13,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:33:13,598 INFO L93 Difference]: Finished difference Result 157 states and 181 transitions. [2018-12-09 16:33:13,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:33:13,599 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-09 16:33:13,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:33:13,600 INFO L225 Difference]: With dead ends: 157 [2018-12-09 16:33:13,600 INFO L226 Difference]: Without dead ends: 95 [2018-12-09 16:33:13,600 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 16:33:13,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-12-09 16:33:13,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-12-09 16:33:13,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-12-09 16:33:13,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2018-12-09 16:33:13,607 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47 [2018-12-09 16:33:13,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:33:13,607 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2018-12-09 16:33:13,607 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:33:13,607 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2018-12-09 16:33:13,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 16:33:13,608 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:33:13,608 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] [2018-12-09 16:33:13,608 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:33:13,608 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:33:13,608 INFO L82 PathProgramCache]: Analyzing trace with hash 548559266, now seen corresponding path program 1 times [2018-12-09 16:33:13,608 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:33:13,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:13,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:33:13,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:13,609 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:33:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:33:13,696 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 16:33:13,696 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:33:13,696 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 16:33:13,696 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:33:13,697 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 16:33:13,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 16:33:13,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 16:33:13,697 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 7 states. [2018-12-09 16:33:13,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:33:13,848 INFO L93 Difference]: Finished difference Result 166 states and 195 transitions. [2018-12-09 16:33:13,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 16:33:13,849 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-12-09 16:33:13,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:33:13,850 INFO L225 Difference]: With dead ends: 166 [2018-12-09 16:33:13,850 INFO L226 Difference]: Without dead ends: 95 [2018-12-09 16:33:13,851 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 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 16:33:13,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-12-09 16:33:13,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2018-12-09 16:33:13,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-12-09 16:33:13,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2018-12-09 16:33:13,860 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 51 [2018-12-09 16:33:13,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:33:13,860 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2018-12-09 16:33:13,860 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 16:33:13,860 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2018-12-09 16:33:13,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 16:33:13,861 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:33:13,862 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] [2018-12-09 16:33:13,862 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:33:13,862 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:33:13,862 INFO L82 PathProgramCache]: Analyzing trace with hash 2035031911, now seen corresponding path program 1 times [2018-12-09 16:33:13,862 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:33:13,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:13,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:33:13,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:13,863 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:33:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:33:13,961 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 16:33:13,962 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:33:13,962 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 16:33:13,962 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:33:13,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 16:33:13,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 16:33:13,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 16:33:13,963 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 10 states. [2018-12-09 16:33:14,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:33:14,242 INFO L93 Difference]: Finished difference Result 288 states and 353 transitions. [2018-12-09 16:33:14,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 16:33:14,243 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2018-12-09 16:33:14,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:33:14,245 INFO L225 Difference]: With dead ends: 288 [2018-12-09 16:33:14,245 INFO L226 Difference]: Without dead ends: 217 [2018-12-09 16:33:14,245 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 16:33:14,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2018-12-09 16:33:14,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 213. [2018-12-09 16:33:14,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2018-12-09 16:33:14,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 252 transitions. [2018-12-09 16:33:14,261 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 252 transitions. Word has length 59 [2018-12-09 16:33:14,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:33:14,262 INFO L480 AbstractCegarLoop]: Abstraction has 213 states and 252 transitions. [2018-12-09 16:33:14,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 16:33:14,262 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 252 transitions. [2018-12-09 16:33:14,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 16:33:14,263 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:33:14,263 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] [2018-12-09 16:33:14,264 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:33:14,264 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:33:14,264 INFO L82 PathProgramCache]: Analyzing trace with hash -456045805, now seen corresponding path program 1 times [2018-12-09 16:33:14,264 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:33:14,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:14,265 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:33:14,265 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:14,265 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:33:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:33:14,312 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 16:33:14,312 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:33:14,312 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 16:33:14,312 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:33:14,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 16:33:14,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 16:33:14,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 16:33:14,313 INFO L87 Difference]: Start difference. First operand 213 states and 252 transitions. Second operand 3 states. [2018-12-09 16:33:14,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:33:14,328 INFO L93 Difference]: Finished difference Result 338 states and 409 transitions. [2018-12-09 16:33:14,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 16:33:14,328 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2018-12-09 16:33:14,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:33:14,329 INFO L225 Difference]: With dead ends: 338 [2018-12-09 16:33:14,329 INFO L226 Difference]: Without dead ends: 149 [2018-12-09 16:33:14,330 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 16:33:14,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-12-09 16:33:14,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-12-09 16:33:14,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-12-09 16:33:14,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 167 transitions. [2018-12-09 16:33:14,344 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 167 transitions. Word has length 67 [2018-12-09 16:33:14,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:33:14,344 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 167 transitions. [2018-12-09 16:33:14,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 16:33:14,344 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 167 transitions. [2018-12-09 16:33:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 16:33:14,346 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:33:14,346 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:33:14,346 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:33:14,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:33:14,347 INFO L82 PathProgramCache]: Analyzing trace with hash -953813248, now seen corresponding path program 1 times [2018-12-09 16:33:14,347 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:33:14,347 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:14,348 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:33:14,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:33:14,348 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:33:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:33:14,428 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 16:33:14,428 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 16:33:14,428 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 16:33:14,429 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 99 with the following transitions: [2018-12-09 16:33:14,430 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], [111], [128], [129], [130], [131], [170], [174], [180], [188], [194], [198], [199], [202], [203], [204], [205], [206], [208], [209], [210], [211], [212], [213], [214], [215], [216], [220], [228], [229], [230], [231], [234], [235], [244], [245], [246], [247], [248], [249], [250] [2018-12-09 16:33:14,453 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 16:33:14,453 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 16:33:14,716 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 16:33:14,717 INFO L272 AbstractInterpreter]: Visited 66 different actions 74 times. Merged at 5 different actions 5 times. Never widened. Performed 2716 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2716 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 132 variables. [2018-12-09 16:33:14,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:33:14,723 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 16:33:14,932 INFO L227 lantSequenceWeakener]: Weakened 94 states. On average, predicates are now at 97.58% of their original sizes. [2018-12-09 16:33:14,932 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 16:33:14,982 INFO L418 sIntCurrentIteration]: We unified 97 AI predicates to 97 [2018-12-09 16:33:14,982 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 16:33:14,982 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 16:33:14,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [7] total 17 [2018-12-09 16:33:14,983 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:33:14,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-09 16:33:14,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-09 16:33:14,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2018-12-09 16:33:14,983 INFO L87 Difference]: Start difference. First operand 149 states and 167 transitions. Second operand 12 states. [2018-12-09 16:33:15,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:33:15,511 INFO L93 Difference]: Finished difference Result 189 states and 214 transitions. [2018-12-09 16:33:15,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 16:33:15,511 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 98 [2018-12-09 16:33:15,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:33:15,512 INFO L225 Difference]: With dead ends: 189 [2018-12-09 16:33:15,512 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 16:33:15,513 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 98 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-12-09 16:33:15,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 16:33:15,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 16:33:15,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 16:33:15,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 16:33:15,514 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2018-12-09 16:33:15,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:33:15,514 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 16:33:15,514 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-09 16:33:15,514 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 16:33:15,514 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 16:33:15,518 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 16:33:16,070 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2018-12-09 16:33:16,070 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2018-12-09 16:33:16,071 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2018-12-09 16:33:16,071 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 162 186) no Hoare annotation was computed. [2018-12-09 16:33:16,071 INFO L444 ceAbstractionStarter]: At program point L181(line 181) 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 16:33:16,071 INFO L448 ceAbstractionStarter]: For program point L181-1(lines 162 186) no Hoare annotation was computed. [2018-12-09 16:33:16,071 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 162 186) 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 16:33:16,071 INFO L444 ceAbstractionStarter]: At program point L176(line 176) 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 16:33:16,072 INFO L444 ceAbstractionStarter]: At program point L172(line 172) 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 16:33:16,072 INFO L448 ceAbstractionStarter]: For program point L170(lines 170 178) no Hoare annotation was computed. [2018-12-09 16:33:16,072 INFO L444 ceAbstractionStarter]: At program point L168(line 168) 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 16:33:16,072 INFO L448 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2018-12-09 16:33:16,072 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 183) no Hoare annotation was computed. [2018-12-09 16:33:16,072 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2018-12-09 16:33:16,072 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2018-12-09 16:33:16,072 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 154 160) no Hoare annotation was computed. [2018-12-09 16:33:16,073 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 154 160) the Hoare annotation is: true [2018-12-09 16:33:16,073 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2018-12-09 16:33:16,073 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2018-12-09 16:33:16,073 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2018-12-09 16:33:16,073 INFO L444 ceAbstractionStarter]: At program point L99-2(lines 93 104) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 16:33:16,073 INFO L448 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2018-12-09 16:33:16,073 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 16:33:16,073 INFO L448 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2018-12-09 16:33:16,074 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2018-12-09 16:33:16,074 INFO L444 ceAbstractionStarter]: At program point L85(line 85) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 16:33:16,074 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-09 16:33:16,074 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2018-12-09 16:33:16,074 INFO L444 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1) (not (= ~systemActive~0 1)) (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 16:33:16,074 INFO L444 ceAbstractionStarter]: At program point L106(lines 63 108) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-12-09 16:33:16,074 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2018-12-09 16:33:16,074 INFO L448 ceAbstractionStarter]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2018-12-09 16:33:16,074 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-12-09 16:33:16,074 INFO L444 ceAbstractionStarter]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 16:33:16,075 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2018-12-09 16:33:16,075 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2018-12-09 16:33:16,075 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2018-12-09 16:33:16,075 INFO L444 ceAbstractionStarter]: At program point L350(line 350) 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 16:33:16,075 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 354) no Hoare annotation was computed. [2018-12-09 16:33:16,075 INFO L444 ceAbstractionStarter]: At program point L346(line 346) 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 16:33:16,075 INFO L448 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2018-12-09 16:33:16,075 INFO L448 ceAbstractionStarter]: For program point L344(lines 344 357) no Hoare annotation was computed. [2018-12-09 16:33:16,075 INFO L448 ceAbstractionStarter]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2018-12-09 16:33:16,075 INFO L451 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: true [2018-12-09 16:33:16,075 INFO L448 ceAbstractionStarter]: For program point L342-1(line 342) no Hoare annotation was computed. [2018-12-09 16:33:16,075 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2018-12-09 16:33:16,075 INFO L448 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2018-12-09 16:33:16,075 INFO L444 ceAbstractionStarter]: At program point L896(line 896) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 16:33:16,076 INFO L444 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 16:33:16,076 INFO L444 ceAbstractionStarter]: At program point L895-1(line 895) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 16:33:16,076 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 889 911) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 16:33:16,076 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 889 911) no Hoare annotation was computed. [2018-12-09 16:33:16,076 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 889 911) no Hoare annotation was computed. [2018-12-09 16:33:16,076 INFO L444 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 16:33:16,076 INFO L444 ceAbstractionStarter]: At program point L901-1(line 901) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 16:33:16,076 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2018-12-09 16:33:16,076 INFO L448 ceAbstractionStarter]: For program point L899-1(lines 899 906) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 441 449) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 441 449) the Hoare annotation is: true [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 441 449) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L451 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: true [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point L286-2(lines 286 290) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 277 295) the Hoare annotation is: true [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 277 295) no Hoare annotation was computed. [2018-12-09 16:33:16,077 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 277 295) no Hoare annotation was computed. [2018-12-09 16:33:16,078 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2018-12-09 16:33:16,078 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2018-12-09 16:33:16,078 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2018-12-09 16:33:16,078 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: true [2018-12-09 16:33:16,078 INFO L448 ceAbstractionStarter]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2018-12-09 16:33:16,078 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2018-12-09 16:33:16,078 INFO L448 ceAbstractionStarter]: For program point L832(lines 832 836) no Hoare annotation was computed. [2018-12-09 16:33:16,078 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 818 847) no Hoare annotation was computed. [2018-12-09 16:33:16,078 INFO L451 ceAbstractionStarter]: At program point L832-1(lines 832 836) the Hoare annotation is: true [2018-12-09 16:33:16,078 INFO L448 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-12-09 16:33:16,078 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 818 847) the Hoare annotation is: true [2018-12-09 16:33:16,079 INFO L451 ceAbstractionStarter]: At program point L828-2(lines 828 842) the Hoare annotation is: true [2018-12-09 16:33:16,079 INFO L451 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: true [2018-12-09 16:33:16,079 INFO L448 ceAbstractionStarter]: For program point L824-1(line 824) no Hoare annotation was computed. [2018-12-09 16:33:16,079 INFO L451 ceAbstractionStarter]: At program point L843(lines 818 847) the Hoare annotation is: true [2018-12-09 16:33:16,079 INFO L448 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2018-12-09 16:33:16,079 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 130 153) 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 16:33:16,079 INFO L444 ceAbstractionStarter]: At program point L143(line 143) 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 16:33:16,079 INFO L444 ceAbstractionStarter]: At program point L141(lines 141 147) 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 16:33:16,080 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 130 153) no Hoare annotation was computed. [2018-12-09 16:33:16,080 INFO L444 ceAbstractionStarter]: At program point L136(line 136) 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 16:33:16,080 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 130 153) no Hoare annotation was computed. [2018-12-09 16:33:16,080 INFO L448 ceAbstractionStarter]: For program point L134(lines 133 152) no Hoare annotation was computed. [2018-12-09 16:33:16,080 INFO L448 ceAbstractionStarter]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2018-12-09 16:33:16,080 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: true [2018-12-09 16:33:16,080 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2018-12-09 16:33:16,080 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2018-12-09 16:33:16,080 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2018-12-09 16:33:16,080 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 872 878) no Hoare annotation was computed. [2018-12-09 16:33:16,080 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 872 878) the Hoare annotation is: true [2018-12-09 16:33:16,081 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 16:33:16,081 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 16:33:16,081 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 16:33:16,081 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 16:33:16,081 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2018-12-09 16:33:16,081 INFO L448 ceAbstractionStarter]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2018-12-09 16:33:16,081 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 376 387) 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 16:33:16,081 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-09 16:33:16,081 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-09 16:33:16,082 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-09 16:33:16,082 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-09 16:33:16,082 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 879 888) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 16:33:16,082 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 879 888) no Hoare annotation was computed. [2018-12-09 16:33:16,082 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 879 888) no Hoare annotation was computed. [2018-12-09 16:33:16,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 04:33:16 BoogieIcfgContainer [2018-12-09 16:33:16,091 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 16:33:16,092 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:33:16,092 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:33:16,092 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:33:16,092 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:33:13" (3/4) ... [2018-12-09 16:33:16,096 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 16:33:16,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 16:33:16,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 16:33:16,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 16:33:16,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 16:33:16,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 16:33:16,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 16:33:16,100 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 16:33:16,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 16:33:16,101 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 16:33:16,106 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-12-09 16:33:16,106 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 16:33:16,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 16:33:16,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 16:33:16,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 16:33:16,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 16:33:16,123 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == 2 && pumpRunning == 0) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || ((waterLevel == 1 && pumpRunning == 0) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-12-09 16:33:16,123 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-12-09 16:33:16,150 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bea2d993-e933-49ee-b820-ca2da2eae614/bin-2019/utaipan/witness.graphml [2018-12-09 16:33:16,150 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:33:16,151 INFO L168 Benchmark]: Toolchain (without parser) took 3535.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 947.0 MB in the beginning and 843.0 MB in the end (delta: 104.0 MB). Peak memory consumption was 275.4 MB. Max. memory is 11.5 GB. [2018-12-09 16:33:16,152 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:33:16,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-12-09 16:33:16,152 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 16:33:16,152 INFO L168 Benchmark]: Boogie Preprocessor took 23.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 16:33:16,152 INFO L168 Benchmark]: RCFGBuilder took 307.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2018-12-09 16:33:16,153 INFO L168 Benchmark]: TraceAbstraction took 2837.11 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Free memory was 1.1 GB in the beginning and 848.0 MB in the end (delta: 207.5 MB). Peak memory consumption was 266.2 MB. Max. memory is 11.5 GB. [2018-12-09 16:33:16,153 INFO L168 Benchmark]: Witness Printer took 58.76 ms. Allocated memory is still 1.2 GB. Free memory was 848.0 MB in the beginning and 843.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 11.5 GB. [2018-12-09 16:33:16,154 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 284.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 307.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2837.11 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Free memory was 1.1 GB in the beginning and 848.0 MB in the end (delta: 207.5 MB). Peak memory consumption was 266.2 MB. Max. memory is 11.5 GB. * Witness Printer took 58.76 ms. Allocated memory is still 1.2 GB. Free memory was 848.0 MB in the beginning and 843.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: (((((waterLevel == 2 && pumpRunning == 0) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || ((waterLevel == 1 && pumpRunning == 0) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 117 locations, 1 error locations. SAFE Result, 2.7s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 642 SDtfs, 469 SDslu, 1498 SDs, 0 SdLazy, 463 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 143 GetRequests, 104 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9969602513802247 AbsIntWeakeningRatio, 0.9690721649484536 AbsIntAvgWeakeningVarsNumRemoved, 96.15463917525773 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 279 PreInvPairs, 292 NumberOfFragments, 728 HoareAnnotationTreeSize, 279 FomulaSimplifications, 139 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 674 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 368 NumberOfCodeBlocks, 368 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 362 ConstructedInterpolants, 0 QuantifiedInterpolants, 47662 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 27/31 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...