./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product13_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_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product13_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/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 44f1ef45a377efa065428e9ab52d4697ba35b901 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:57:21,762 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:57:21,763 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:57:21,769 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:57:21,769 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:57:21,770 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:57:21,770 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:57:21,771 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:57:21,772 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:57:21,773 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:57:21,773 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:57:21,773 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:57:21,773 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:57:21,774 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:57:21,774 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:57:21,775 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:57:21,775 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:57:21,776 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:57:21,777 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:57:21,778 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:57:21,778 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:57:21,779 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:57:21,780 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:57:21,780 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:57:21,780 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:57:21,781 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:57:21,781 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:57:21,782 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:57:21,782 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:57:21,783 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:57:21,783 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:57:21,783 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:57:21,783 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:57:21,783 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:57:21,784 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:57:21,784 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:57:21,784 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 01:57:21,791 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:57:21,792 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:57:21,792 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:57:21,792 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 01:57:21,792 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 01:57:21,792 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 01:57:21,792 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 01:57:21,792 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 01:57:21,793 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 01:57:21,793 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 01:57:21,793 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 01:57:21,793 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 01:57:21,793 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 01:57:21,793 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:57:21,793 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:57:21,793 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:57:21,794 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:57:21,794 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:57:21,794 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:57:21,794 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:57:21,794 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:57:21,794 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:57:21,794 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:57:21,794 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:57:21,794 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:57:21,794 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 01:57:21,794 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:57:21,795 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 01:57:21,795 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 01:57:21,795 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:57:21,795 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:57:21,795 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:57:21,795 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 01:57:21,795 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:57:21,795 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:57:21,795 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 01:57:21,795 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_324d2726-3674-4bc1-9186-4f34f14c91bc/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 -> 44f1ef45a377efa065428e9ab52d4697ba35b901 [2018-12-09 01:57:21,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:57:21,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:57:21,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:57:21,821 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:57:21,821 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:57:21,821 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product13_true-unreach-call_false-termination.cil.c [2018-12-09 01:57:21,854 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/data/3e9d38735/04239f24256246e0910e1f9dc2a873fe/FLAGed5a3a8c1 [2018-12-09 01:57:22,181 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:57:22,182 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/sv-benchmarks/c/product-lines/minepump_spec4_product13_true-unreach-call_false-termination.cil.c [2018-12-09 01:57:22,188 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/data/3e9d38735/04239f24256246e0910e1f9dc2a873fe/FLAGed5a3a8c1 [2018-12-09 01:57:22,582 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/data/3e9d38735/04239f24256246e0910e1f9dc2a873fe [2018-12-09 01:57:22,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:57:22,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:57:22,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:57:22,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:57:22,588 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:57:22,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53463ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22, skipping insertion in model container [2018-12-09 01:57:22,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:57:22,620 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:57:22,774 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:57:22,819 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:57:22,858 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:57:22,871 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:57:22,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22 WrapperNode [2018-12-09 01:57:22,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:57:22,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:57:22,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:57:22,872 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:57:22,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:57:22,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:57:22,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:57:22,891 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:57:22,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (1/1) ... [2018-12-09 01:57:22,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:57:22,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:57:22,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:57:22,911 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:57:22,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/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 01:57:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 01:57:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 01:57:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-12-09 01:57:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-12-09 01:57:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 01:57:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 01:57:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:57:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 01:57:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 01:57:22,943 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 01:57:22,943 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 01:57:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 01:57:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 01:57:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 01:57:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 01:57:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 01:57:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 01:57:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 01:57:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 01:57:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 01:57:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 01:57:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 01:57:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 01:57:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 01:57:22,944 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 01:57:22,944 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 01:57:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 01:57:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 01:57:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 01:57:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 01:57:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 01:57:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 01:57:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 01:57:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 01:57:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 01:57:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 01:57:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 01:57:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 01:57:22,945 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 01:57:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 01:57:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 01:57:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 01:57:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 01:57:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 01:57:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 01:57:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 01:57:22,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:57:22,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:57:23,209 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:57:23,209 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 01:57:23,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:57:23 BoogieIcfgContainer [2018-12-09 01:57:23,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:57:23,210 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 01:57:23,210 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 01:57:23,212 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 01:57:23,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 01:57:22" (1/3) ... [2018-12-09 01:57:23,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a739cf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:57:23, skipping insertion in model container [2018-12-09 01:57:23,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:57:22" (2/3) ... [2018-12-09 01:57:23,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a739cf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:57:23, skipping insertion in model container [2018-12-09 01:57:23,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:57:23" (3/3) ... [2018-12-09 01:57:23,214 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product13_true-unreach-call_false-termination.cil.c [2018-12-09 01:57:23,220 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 01:57:23,225 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 01:57:23,234 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 01:57:23,253 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 01:57:23,253 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 01:57:23,253 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 01:57:23,253 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 01:57:23,253 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 01:57:23,253 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 01:57:23,253 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 01:57:23,253 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 01:57:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2018-12-09 01:57:23,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 01:57:23,270 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:57:23,270 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 01:57:23,271 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:57:23,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:57:23,275 INFO L82 PathProgramCache]: Analyzing trace with hash -609328570, now seen corresponding path program 1 times [2018-12-09 01:57:23,276 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:57:23,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:23,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:57:23,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:23,304 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:57:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:57:23,415 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 01:57:23,417 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:57:23,417 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 01:57:23,417 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:57:23,420 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 01:57:23,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 01:57:23,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 01:57:23,429 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2018-12-09 01:57:23,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:57:23,449 INFO L93 Difference]: Finished difference Result 204 states and 253 transitions. [2018-12-09 01:57:23,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 01:57:23,449 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-09 01:57:23,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:57:23,456 INFO L225 Difference]: With dead ends: 204 [2018-12-09 01:57:23,456 INFO L226 Difference]: Without dead ends: 102 [2018-12-09 01:57:23,458 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 01:57:23,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-12-09 01:57:23,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2018-12-09 01:57:23,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-12-09 01:57:23,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2018-12-09 01:57:23,486 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 46 [2018-12-09 01:57:23,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:57:23,487 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2018-12-09 01:57:23,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 01:57:23,487 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2018-12-09 01:57:23,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 01:57:23,488 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:57:23,488 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 01:57:23,489 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:57:23,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:57:23,489 INFO L82 PathProgramCache]: Analyzing trace with hash 433351837, now seen corresponding path program 1 times [2018-12-09 01:57:23,489 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:57:23,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:23,490 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:57:23,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:23,490 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:57:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:57:23,540 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 01:57:23,541 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:57:23,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 01:57:23,541 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:57:23,542 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:57:23,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:57:23,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:57:23,542 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2018-12-09 01:57:23,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:57:23,553 INFO L93 Difference]: Finished difference Result 153 states and 175 transitions. [2018-12-09 01:57:23,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:57:23,553 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-09 01:57:23,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:57:23,554 INFO L225 Difference]: With dead ends: 153 [2018-12-09 01:57:23,554 INFO L226 Difference]: Without dead ends: 93 [2018-12-09 01:57:23,555 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 01:57:23,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-12-09 01:57:23,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-12-09 01:57:23,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-12-09 01:57:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 106 transitions. [2018-12-09 01:57:23,561 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 106 transitions. Word has length 47 [2018-12-09 01:57:23,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:57:23,561 INFO L480 AbstractCegarLoop]: Abstraction has 93 states and 106 transitions. [2018-12-09 01:57:23,561 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:57:23,562 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2018-12-09 01:57:23,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 01:57:23,562 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:57:23,562 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 01:57:23,563 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:57:23,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:57:23,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1254042637, now seen corresponding path program 1 times [2018-12-09 01:57:23,563 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:57:23,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:23,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:57:23,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:23,564 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:57:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:57:23,630 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 01:57:23,630 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:57:23,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 01:57:23,631 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:57:23,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 01:57:23,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 01:57:23,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 01:57:23,631 INFO L87 Difference]: Start difference. First operand 93 states and 106 transitions. Second operand 7 states. [2018-12-09 01:57:23,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:57:23,766 INFO L93 Difference]: Finished difference Result 162 states and 189 transitions. [2018-12-09 01:57:23,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 01:57:23,767 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-12-09 01:57:23,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:57:23,768 INFO L225 Difference]: With dead ends: 162 [2018-12-09 01:57:23,768 INFO L226 Difference]: Without dead ends: 93 [2018-12-09 01:57:23,769 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 01:57:23,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-12-09 01:57:23,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-12-09 01:57:23,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-12-09 01:57:23,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 105 transitions. [2018-12-09 01:57:23,779 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 105 transitions. Word has length 51 [2018-12-09 01:57:23,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:57:23,780 INFO L480 AbstractCegarLoop]: Abstraction has 93 states and 105 transitions. [2018-12-09 01:57:23,780 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 01:57:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2018-12-09 01:57:23,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 01:57:23,781 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:57:23,781 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 01:57:23,781 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:57:23,782 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:57:23,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1746607211, now seen corresponding path program 1 times [2018-12-09 01:57:23,782 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:57:23,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:23,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:57:23,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:23,783 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:57:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:57:23,878 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 01:57:23,878 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:57:23,878 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 01:57:23,878 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:57:23,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 01:57:23,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 01:57:23,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 01:57:23,879 INFO L87 Difference]: Start difference. First operand 93 states and 105 transitions. Second operand 10 states. [2018-12-09 01:57:24,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:57:24,147 INFO L93 Difference]: Finished difference Result 280 states and 341 transitions. [2018-12-09 01:57:24,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 01:57:24,148 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 59 [2018-12-09 01:57:24,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:57:24,150 INFO L225 Difference]: With dead ends: 280 [2018-12-09 01:57:24,150 INFO L226 Difference]: Without dead ends: 211 [2018-12-09 01:57:24,151 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 01:57:24,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-12-09 01:57:24,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 207. [2018-12-09 01:57:24,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2018-12-09 01:57:24,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 243 transitions. [2018-12-09 01:57:24,172 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 243 transitions. Word has length 59 [2018-12-09 01:57:24,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:57:24,172 INFO L480 AbstractCegarLoop]: Abstraction has 207 states and 243 transitions. [2018-12-09 01:57:24,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 01:57:24,172 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 243 transitions. [2018-12-09 01:57:24,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 01:57:24,175 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:57:24,175 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 01:57:24,175 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:57:24,175 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:57:24,175 INFO L82 PathProgramCache]: Analyzing trace with hash -150771391, now seen corresponding path program 1 times [2018-12-09 01:57:24,175 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:57:24,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:24,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:57:24,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:24,176 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:57:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:57:24,231 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 01:57:24,231 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:57:24,232 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 01:57:24,232 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:57:24,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:57:24,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:57:24,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:57:24,233 INFO L87 Difference]: Start difference. First operand 207 states and 243 transitions. Second operand 3 states. [2018-12-09 01:57:24,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:57:24,245 INFO L93 Difference]: Finished difference Result 332 states and 400 transitions. [2018-12-09 01:57:24,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:57:24,246 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2018-12-09 01:57:24,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:57:24,247 INFO L225 Difference]: With dead ends: 332 [2018-12-09 01:57:24,247 INFO L226 Difference]: Without dead ends: 149 [2018-12-09 01:57:24,248 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 01:57:24,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-12-09 01:57:24,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-12-09 01:57:24,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-12-09 01:57:24,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 167 transitions. [2018-12-09 01:57:24,256 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 167 transitions. Word has length 67 [2018-12-09 01:57:24,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:57:24,256 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 167 transitions. [2018-12-09 01:57:24,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:57:24,256 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 167 transitions. [2018-12-09 01:57:24,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 01:57:24,257 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:57:24,258 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 01:57:24,258 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:57:24,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:57:24,258 INFO L82 PathProgramCache]: Analyzing trace with hash 79572834, now seen corresponding path program 1 times [2018-12-09 01:57:24,258 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:57:24,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:24,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:57:24,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:57:24,259 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:57:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:57:24,342 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 01:57:24,342 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 01:57:24,342 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 01:57:24,343 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 99 with the following transitions: [2018-12-09 01:57:24,345 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [37], [38], [39], [40], [49], [64], [67], [68], [77], [81], [85], [88], [93], [99], [101], [104], [119], [120], [121], [122], [135], [139], [145], [181], [187], [191], [192], [195], [196], [197], [198], [199], [201], [202], [203], [204], [205], [206], [207], [208], [209], [211], [221], [222], [223], [224], [227], [228], [233], [234], [235], [236], [241], [242], [243] [2018-12-09 01:57:24,375 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 01:57:24,375 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 01:57:24,659 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 01:57:24,660 INFO L272 AbstractInterpreter]: Visited 66 different actions 74 times. Merged at 5 different actions 5 times. Never widened. Performed 2714 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2714 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 01:57:24,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:57:24,665 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 01:57:24,872 INFO L227 lantSequenceWeakener]: Weakened 94 states. On average, predicates are now at 97.54% of their original sizes. [2018-12-09 01:57:24,872 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 01:57:24,941 INFO L418 sIntCurrentIteration]: We unified 97 AI predicates to 97 [2018-12-09 01:57:24,942 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 01:57:24,942 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 01:57:24,942 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [7] total 20 [2018-12-09 01:57:24,942 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:57:24,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-09 01:57:24,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-09 01:57:24,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-12-09 01:57:24,943 INFO L87 Difference]: Start difference. First operand 149 states and 167 transitions. Second operand 15 states. [2018-12-09 01:57:25,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:57:25,979 INFO L93 Difference]: Finished difference Result 189 states and 214 transitions. [2018-12-09 01:57:25,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 01:57:25,979 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 98 [2018-12-09 01:57:25,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:57:25,979 INFO L225 Difference]: With dead ends: 189 [2018-12-09 01:57:25,979 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 01:57:25,980 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 98 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2018-12-09 01:57:25,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 01:57:25,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 01:57:25,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 01:57:25,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 01:57:25,981 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2018-12-09 01:57:25,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:57:25,981 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 01:57:25,981 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-09 01:57:25,981 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 01:57:25,981 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 01:57:25,984 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 01:57:26,533 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 717 724) the Hoare annotation is: true [2018-12-09 01:57:26,533 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 717 724) no Hoare annotation was computed. [2018-12-09 01:57:26,533 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 717 724) no Hoare annotation was computed. [2018-12-09 01:57:26,533 INFO L444 ceAbstractionStarter]: At program point L673(line 673) 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 01:57:26,533 INFO L448 ceAbstractionStarter]: For program point L673-1(line 673) no Hoare annotation was computed. [2018-12-09 01:57:26,533 INFO L448 ceAbstractionStarter]: For program point L671(lines 671 688) no Hoare annotation was computed. [2018-12-09 01:57:26,533 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 667 691) no Hoare annotation was computed. [2018-12-09 01:57:26,533 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 667 691) 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 01:57:26,534 INFO L444 ceAbstractionStarter]: At program point L686(line 686) 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 01:57:26,534 INFO L448 ceAbstractionStarter]: For program point L686-1(lines 667 691) no Hoare annotation was computed. [2018-12-09 01:57:26,534 INFO L444 ceAbstractionStarter]: At program point L681(line 681) 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 01:57:26,534 INFO L444 ceAbstractionStarter]: At program point L677(line 677) 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 01:57:26,534 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 683) no Hoare annotation was computed. [2018-12-09 01:57:26,534 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 865 871) the Hoare annotation is: true [2018-12-09 01:57:26,534 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 865 871) no Hoare annotation was computed. [2018-12-09 01:57:26,534 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 872 880) no Hoare annotation was computed. [2018-12-09 01:57:26,534 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 872 880) the Hoare annotation is: true [2018-12-09 01:57:26,534 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 872 880) no Hoare annotation was computed. [2018-12-09 01:57:26,534 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 782 845) 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 01:57:26,534 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 832) no Hoare annotation was computed. [2018-12-09 01:57:26,534 INFO L444 ceAbstractionStarter]: At program point L828-2(lines 822 833) 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 01:57:26,534 INFO L448 ceAbstractionStarter]: For program point L793(lines 792 837) no Hoare annotation was computed. [2018-12-09 01:57:26,534 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 782 845) no Hoare annotation was computed. [2018-12-09 01:57:26,534 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 833) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L444 ceAbstractionStarter]: At program point L814(line 814) 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 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point L812(lines 812 818) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point L812-1(lines 812 818) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L444 ceAbstractionStarter]: At program point L804(line 804) 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 01:57:26,535 INFO L444 ceAbstractionStarter]: At program point L835(lines 792 837) 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 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 808) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point L802-1(lines 802 808) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point L794(lines 794 798) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L444 ceAbstractionStarter]: At program point L838(lines 791 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 782 845) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L444 ceAbstractionStarter]: At program point L512(line 512) 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 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point L512-1(line 512) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 502 526) the Hoare annotation is: true [2018-12-09 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point L510(lines 510 523) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 502 526) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L451 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: true [2018-12-09 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point L508-1(line 508) no Hoare annotation was computed. [2018-12-09 01:57:26,535 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 502 526) no Hoare annotation was computed. [2018-12-09 01:57:26,536 INFO L444 ceAbstractionStarter]: At program point L516(line 516) 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 01:57:26,536 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 520) no Hoare annotation was computed. [2018-12-09 01:57:26,536 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 606 628) 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 01:57:26,536 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 606 628) no Hoare annotation was computed. [2018-12-09 01:57:26,536 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 606 628) no Hoare annotation was computed. [2018-12-09 01:57:26,536 INFO L444 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~4 1) (= main_~tmp~4 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:57:26,536 INFO L444 ceAbstractionStarter]: At program point L618-1(line 618) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~4 1) (= main_~tmp~4 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-09 01:57:26,536 INFO L448 ceAbstractionStarter]: For program point L616(lines 616 623) no Hoare annotation was computed. [2018-12-09 01:57:26,536 INFO L448 ceAbstractionStarter]: For program point L616-1(lines 616 623) no Hoare annotation was computed. [2018-12-09 01:57:26,536 INFO L448 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2018-12-09 01:57:26,536 INFO L444 ceAbstractionStarter]: At program point L613(line 613) 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 01:57:26,536 INFO L444 ceAbstractionStarter]: At program point L612(line 612) 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 01:57:26,536 INFO L444 ceAbstractionStarter]: At program point L612-1(line 612) 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 01:57:26,536 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 659 665) no Hoare annotation was computed. [2018-12-09 01:57:26,536 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 659 665) the Hoare annotation is: true [2018-12-09 01:57:26,536 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 736 744) no Hoare annotation was computed. [2018-12-09 01:57:26,536 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 736 744) the Hoare annotation is: true [2018-12-09 01:57:26,536 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 736 744) no Hoare annotation was computed. [2018-12-09 01:57:26,537 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 01:57:26,537 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 01:57:26,537 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 01:57:26,537 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2018-12-09 01:57:26,537 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2018-12-09 01:57:26,537 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2018-12-09 01:57:26,537 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2018-12-09 01:57:26,537 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2018-12-09 01:57:26,537 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2018-12-09 01:57:26,537 INFO L444 ceAbstractionStarter]: At program point L641(line 641) 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 01:57:26,537 INFO L448 ceAbstractionStarter]: For program point L639(lines 638 657) no Hoare annotation was computed. [2018-12-09 01:57:26,537 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 635 658) 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 01:57:26,537 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 635 658) no Hoare annotation was computed. [2018-12-09 01:57:26,537 INFO L444 ceAbstractionStarter]: At program point L648(line 648) 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 01:57:26,537 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 635 658) no Hoare annotation was computed. [2018-12-09 01:57:26,537 INFO L444 ceAbstractionStarter]: At program point L646(lines 646 652) 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 01:57:26,537 INFO L448 ceAbstractionStarter]: For program point L544(lines 544 548) no Hoare annotation was computed. [2018-12-09 01:57:26,538 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 530 559) no Hoare annotation was computed. [2018-12-09 01:57:26,538 INFO L451 ceAbstractionStarter]: At program point L544-1(lines 544 548) the Hoare annotation is: true [2018-12-09 01:57:26,538 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-09 01:57:26,538 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 530 559) the Hoare annotation is: true [2018-12-09 01:57:26,538 INFO L451 ceAbstractionStarter]: At program point L540-2(lines 540 554) the Hoare annotation is: true [2018-12-09 01:57:26,538 INFO L451 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: true [2018-12-09 01:57:26,538 INFO L448 ceAbstractionStarter]: For program point L536-1(line 536) no Hoare annotation was computed. [2018-12-09 01:57:26,538 INFO L451 ceAbstractionStarter]: At program point L555(lines 530 559) the Hoare annotation is: true [2018-12-09 01:57:26,538 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-12-09 01:57:26,538 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2018-12-09 01:57:26,538 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2018-12-09 01:57:26,538 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2018-12-09 01:57:26,538 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2018-12-09 01:57:26,538 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2018-12-09 01:57:26,538 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2018-12-09 01:57:26,538 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 858 864) no Hoare annotation was computed. [2018-12-09 01:57:26,538 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 858 864) the Hoare annotation is: true [2018-12-09 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 585 591) no Hoare annotation was computed. [2018-12-09 01:57:26,539 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 585 591) the Hoare annotation is: true [2018-12-09 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 01:57:26,539 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 01:57:26,539 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2018-12-09 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2018-12-09 01:57:26,539 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) 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 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 492 499) no Hoare annotation was computed. [2018-12-09 01:57:26,539 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 492 499) the Hoare annotation is: true [2018-12-09 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 492 499) no Hoare annotation was computed. [2018-12-09 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2018-12-09 01:57:26,539 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 593 602) 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 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 593 602) no Hoare annotation was computed. [2018-12-09 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 593 602) no Hoare annotation was computed. [2018-12-09 01:57:26,539 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 725 735) the Hoare annotation is: true [2018-12-09 01:57:26,539 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 725 735) no Hoare annotation was computed. [2018-12-09 01:57:26,540 INFO L451 ceAbstractionStarter]: At program point L730(line 730) the Hoare annotation is: true [2018-12-09 01:57:26,540 INFO L448 ceAbstractionStarter]: For program point L730-1(line 730) no Hoare annotation was computed. [2018-12-09 01:57:26,540 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 725 735) no Hoare annotation was computed. [2018-12-09 01:57:26,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 01:57:26 BoogieIcfgContainer [2018-12-09 01:57:26,546 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 01:57:26,547 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:57:26,547 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:57:26,547 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:57:26,547 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:57:23" (3/4) ... [2018-12-09 01:57:26,549 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 01:57:26,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 01:57:26,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 01:57:26,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 01:57:26,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 01:57:26,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 01:57:26,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 01:57:26,557 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-09 01:57:26,558 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-09 01:57:26,558 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-09 01:57:26,558 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 01:57:26,558 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 01:57:26,558 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 01:57:26,574 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 01:57:26,574 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-12-09 01:57:26,594 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_324d2726-3674-4bc1-9186-4f34f14c91bc/bin-2019/utaipan/witness.graphml [2018-12-09 01:57:26,594 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:57:26,594 INFO L168 Benchmark]: Toolchain (without parser) took 4009.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 951.3 MB in the beginning and 991.0 MB in the end (delta: -39.7 MB). Peak memory consumption was 126.0 MB. Max. memory is 11.5 GB. [2018-12-09 01:57:26,595 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:57:26,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -138.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-12-09 01:57:26,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.72 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: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. [2018-12-09 01:57:26,596 INFO L168 Benchmark]: Boogie Preprocessor took 19.90 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:57:26,596 INFO L168 Benchmark]: RCFGBuilder took 298.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2018-12-09 01:57:26,596 INFO L168 Benchmark]: TraceAbstraction took 3336.20 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 1.0 GB in the beginning and 997.7 MB in the end (delta: 39.1 MB). Peak memory consumption was 285.9 MB. Max. memory is 11.5 GB. [2018-12-09 01:57:26,596 INFO L168 Benchmark]: Witness Printer took 47.29 ms. Allocated memory is still 1.2 GB. Free memory was 997.7 MB in the beginning and 991.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:57:26,597 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 286.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 945.9 MB in the beginning and 1.1 GB in the end (delta: -138.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.72 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: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.90 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 298.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3336.20 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 1.0 GB in the beginning and 997.7 MB in the end (delta: 39.1 MB). Peak memory consumption was 285.9 MB. Max. memory is 11.5 GB. * Witness Printer took 47.29 ms. Allocated memory is still 1.2 GB. Free memory was 997.7 MB in the beginning and 991.0 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: 496]: 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: 530]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: 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: 791]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 115 locations, 1 error locations. SAFE Result, 3.2s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 627 SDtfs, 437 SDslu, 1619 SDs, 0 SdLazy, 551 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 143 GetRequests, 101 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9969617074929861 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, 680 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s 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...