./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product10_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product10_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/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 2d67e274f27aefaa19a6f68f7cefceb62c152ab0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:33:21,428 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:33:21,430 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:33:21,441 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:33:21,442 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:33:21,443 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:33:21,444 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:33:21,446 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:33:21,448 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:33:21,449 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:33:21,450 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:33:21,450 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:33:21,451 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:33:21,453 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:33:21,454 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:33:21,454 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:33:21,455 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:33:21,457 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:33:21,459 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:33:21,461 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:33:21,462 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:33:21,463 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:33:21,466 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:33:21,466 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:33:21,467 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:33:21,468 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:33:21,469 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:33:21,469 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:33:21,471 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:33:21,472 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:33:21,472 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:33:21,473 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:33:21,473 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:33:21,473 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:33:21,475 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:33:21,476 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:33:21,476 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 19:33:21,490 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:33:21,490 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:33:21,491 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:33:21,491 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 19:33:21,491 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 19:33:21,491 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 19:33:21,492 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 19:33:21,492 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 19:33:21,492 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 19:33:21,492 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 19:33:21,492 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 19:33:21,493 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:33:21,493 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:33:21,493 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:33:21,493 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:33:21,493 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:33:21,494 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:33:21,496 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:33:21,496 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:33:21,496 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:33:21,496 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:33:21,496 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:33:21,496 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:33:21,497 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 19:33:21,497 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:33:21,497 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 19:33:21,497 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 19:33:21,497 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:33:21,497 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:33:21,498 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:33:21,498 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 19:33:21,498 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:33:21,498 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:33:21,498 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 19:33:21,498 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_ba4b9d87-b050-456c-b70e-d80de6331887/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 -> 2d67e274f27aefaa19a6f68f7cefceb62c152ab0 [2018-10-26 19:33:21,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:33:21,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:33:21,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:33:21,545 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:33:21,546 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:33:21,546 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product10_true-unreach-call_false-termination.cil.c [2018-10-26 19:33:21,596 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/data/bb3709e4c/d5b3b48a1dff4a3bb4c3b33c9e38763e/FLAGb182087de [2018-10-26 19:33:22,049 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:33:22,050 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/sv-benchmarks/c/product-lines/minepump_spec5_product10_true-unreach-call_false-termination.cil.c [2018-10-26 19:33:22,060 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/data/bb3709e4c/d5b3b48a1dff4a3bb4c3b33c9e38763e/FLAGb182087de [2018-10-26 19:33:22,075 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/data/bb3709e4c/d5b3b48a1dff4a3bb4c3b33c9e38763e [2018-10-26 19:33:22,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:33:22,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:33:22,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:33:22,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:33:22,088 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:33:22,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@694cfa13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22, skipping insertion in model container [2018-10-26 19:33:22,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:33:22,156 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:33:22,447 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:33:22,456 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:33:22,526 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:33:22,552 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:33:22,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22 WrapperNode [2018-10-26 19:33:22,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:33:22,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:33:22,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:33:22,553 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:33:22,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:33:22,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:33:22,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:33:22,681 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:33:22,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (1/1) ... [2018-10-26 19:33:22,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:33:22,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:33:22,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:33:22,725 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:33:22,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/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 [2018-10-26 19:33:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 19:33:22,782 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 19:33:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 19:33:22,783 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 19:33:22,783 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 19:33:22,783 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 19:33:22,783 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 19:33:22,783 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 19:33:22,783 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 19:33:22,783 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 19:33:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 19:33:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 19:33:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 19:33:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 19:33:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 19:33:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 19:33:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 19:33:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 19:33:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-10-26 19:33:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-10-26 19:33:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 19:33:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 19:33:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 19:33:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 19:33:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 19:33:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 19:33:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-10-26 19:33:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-10-26 19:33:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-10-26 19:33:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-10-26 19:33:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-10-26 19:33:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-10-26 19:33:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 19:33:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 19:33:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 19:33:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 19:33:22,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 19:33:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 19:33:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 19:33:22,789 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 19:33:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:33:22,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:33:22,789 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 19:33:22,789 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 19:33:23,768 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:33:23,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:33:23 BoogieIcfgContainer [2018-10-26 19:33:23,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:33:23,770 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 19:33:23,770 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 19:33:23,772 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 19:33:23,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 07:33:22" (1/3) ... [2018-10-26 19:33:23,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad6ef9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:33:23, skipping insertion in model container [2018-10-26 19:33:23,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:33:22" (2/3) ... [2018-10-26 19:33:23,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad6ef9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 07:33:23, skipping insertion in model container [2018-10-26 19:33:23,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:33:23" (3/3) ... [2018-10-26 19:33:23,778 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product10_true-unreach-call_false-termination.cil.c [2018-10-26 19:33:23,788 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 19:33:23,798 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 19:33:23,813 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 19:33:23,842 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 19:33:23,842 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 19:33:23,842 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 19:33:23,842 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 19:33:23,843 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 19:33:23,843 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 19:33:23,843 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 19:33:23,843 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 19:33:23,862 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2018-10-26 19:33:23,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 19:33:23,870 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:33:23,871 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:33:23,874 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:33:23,879 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:33:23,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1213948660, now seen corresponding path program 1 times [2018-10-26 19:33:23,882 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:33:23,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:33:23,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:33:23,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:33:23,930 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:33:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:33:24,195 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 19:33:24,199 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:33:24,200 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 19:33:24,201 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:33:24,206 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 19:33:24,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 19:33:24,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 19:33:24,218 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2018-10-26 19:33:24,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:33:24,248 INFO L93 Difference]: Finished difference Result 190 states and 237 transitions. [2018-10-26 19:33:24,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 19:33:24,249 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-10-26 19:33:24,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:33:24,258 INFO L225 Difference]: With dead ends: 190 [2018-10-26 19:33:24,258 INFO L226 Difference]: Without dead ends: 97 [2018-10-26 19:33:24,261 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 19:33:24,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-10-26 19:33:24,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-10-26 19:33:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-10-26 19:33:24,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 112 transitions. [2018-10-26 19:33:24,304 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 112 transitions. Word has length 59 [2018-10-26 19:33:24,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:33:24,305 INFO L481 AbstractCegarLoop]: Abstraction has 97 states and 112 transitions. [2018-10-26 19:33:24,305 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 19:33:24,305 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions. [2018-10-26 19:33:24,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 19:33:24,307 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:33:24,308 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:33:24,308 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:33:24,308 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:33:24,308 INFO L82 PathProgramCache]: Analyzing trace with hash 505603981, now seen corresponding path program 1 times [2018-10-26 19:33:24,308 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:33:24,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:33:24,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:33:24,310 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:33:24,310 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:33:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:33:24,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 19:33:24,448 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:33:24,449 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 19:33:24,449 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:33:24,451 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 19:33:24,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 19:33:24,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:33:24,452 INFO L87 Difference]: Start difference. First operand 97 states and 112 transitions. Second operand 3 states. [2018-10-26 19:33:24,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:33:24,490 INFO L93 Difference]: Finished difference Result 133 states and 153 transitions. [2018-10-26 19:33:24,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 19:33:24,492 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-10-26 19:33:24,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:33:24,494 INFO L225 Difference]: With dead ends: 133 [2018-10-26 19:33:24,494 INFO L226 Difference]: Without dead ends: 87 [2018-10-26 19:33:24,496 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 19:33:24,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-10-26 19:33:24,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-10-26 19:33:24,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-10-26 19:33:24,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions. [2018-10-26 19:33:24,513 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 61 [2018-10-26 19:33:24,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:33:24,514 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions. [2018-10-26 19:33:24,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 19:33:24,514 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2018-10-26 19:33:24,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-26 19:33:24,516 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:33:24,516 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:33:24,516 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:33:24,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:33:24,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1737066844, now seen corresponding path program 1 times [2018-10-26 19:33:24,517 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:33:24,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:33:24,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:33:24,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:33:24,522 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:33:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:33:24,953 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 19:33:24,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:33:24,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 19:33:24,953 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:33:24,954 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 19:33:24,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 19:33:24,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 19:33:24,955 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand 7 states. [2018-10-26 19:33:25,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:33:25,457 INFO L93 Difference]: Finished difference Result 146 states and 171 transitions. [2018-10-26 19:33:25,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 19:33:25,458 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-10-26 19:33:25,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:33:25,460 INFO L225 Difference]: With dead ends: 146 [2018-10-26 19:33:25,460 INFO L226 Difference]: Without dead ends: 87 [2018-10-26 19:33:25,461 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-26 19:33:25,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-10-26 19:33:25,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-10-26 19:33:25,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-10-26 19:33:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 98 transitions. [2018-10-26 19:33:25,469 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 98 transitions. Word has length 66 [2018-10-26 19:33:25,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:33:25,471 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 98 transitions. [2018-10-26 19:33:25,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 19:33:25,471 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 98 transitions. [2018-10-26 19:33:25,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-26 19:33:25,473 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 19:33:25,473 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 19:33:25,473 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 19:33:25,474 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:33:25,474 INFO L82 PathProgramCache]: Analyzing trace with hash 1720395454, now seen corresponding path program 1 times [2018-10-26 19:33:25,474 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 19:33:25,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:33:25,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 19:33:25,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 19:33:25,475 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 19:33:25,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:33:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 19:33:25,738 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 19:33:25,738 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 19:33:25,739 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 19:33:25,739 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 19:33:25,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 19:33:25,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 19:33:25,740 INFO L87 Difference]: Start difference. First operand 87 states and 98 transitions. Second operand 6 states. [2018-10-26 19:33:26,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 19:33:26,260 INFO L93 Difference]: Finished difference Result 140 states and 163 transitions. [2018-10-26 19:33:26,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 19:33:26,261 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2018-10-26 19:33:26,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 19:33:26,261 INFO L225 Difference]: With dead ends: 140 [2018-10-26 19:33:26,261 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 19:33:26,262 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-26 19:33:26,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 19:33:26,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 19:33:26,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 19:33:26,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 19:33:26,263 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2018-10-26 19:33:26,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 19:33:26,263 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 19:33:26,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 19:33:26,264 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 19:33:26,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 19:33:26,268 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 19:33:26,676 WARN L179 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-10-26 19:33:26,914 WARN L179 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-26 19:33:27,299 WARN L179 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-10-26 19:33:27,770 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-26 19:33:28,142 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 684 690) no Hoare annotation was computed. [2018-10-26 19:33:28,142 INFO L428 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 684 690) the Hoare annotation is: true [2018-10-26 19:33:28,142 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-10-26 19:33:28,143 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-10-26 19:33:28,143 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-10-26 19:33:28,143 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-10-26 19:33:28,143 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-10-26 19:33:28,143 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 584 649) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 19:33:28,143 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 636) no Hoare annotation was computed. [2018-10-26 19:33:28,143 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 584 649) no Hoare annotation was computed. [2018-10-26 19:33:28,143 INFO L421 ceAbstractionStarter]: At program point L632-2(lines 624 637) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 19:33:28,144 INFO L425 ceAbstractionStarter]: For program point L595(lines 594 641) no Hoare annotation was computed. [2018-10-26 19:33:28,144 INFO L421 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 19:33:28,144 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 637) no Hoare annotation was computed. [2018-10-26 19:33:28,144 INFO L421 ceAbstractionStarter]: At program point L616(line 616) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 19:33:28,144 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 620) no Hoare annotation was computed. [2018-10-26 19:33:28,144 INFO L425 ceAbstractionStarter]: For program point L614-1(lines 614 620) no Hoare annotation was computed. [2018-10-26 19:33:28,144 INFO L421 ceAbstractionStarter]: At program point L639(lines 594 641) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 19:33:28,144 INFO L421 ceAbstractionStarter]: At program point L606(line 606) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 19:33:28,145 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 610) no Hoare annotation was computed. [2018-10-26 19:33:28,145 INFO L425 ceAbstractionStarter]: For program point L604-1(lines 604 610) no Hoare annotation was computed. [2018-10-26 19:33:28,145 INFO L425 ceAbstractionStarter]: For program point L596(lines 596 600) no Hoare annotation was computed. [2018-10-26 19:33:28,145 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 641) no Hoare annotation was computed. [2018-10-26 19:33:28,145 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 584 649) no Hoare annotation was computed. [2018-10-26 19:33:28,145 INFO L421 ceAbstractionStarter]: At program point L642(lines 593 643) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 19:33:28,145 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 167 174) the Hoare annotation is: true [2018-10-26 19:33:28,145 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 167 174) no Hoare annotation was computed. [2018-10-26 19:33:28,145 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 167 174) no Hoare annotation was computed. [2018-10-26 19:33:28,146 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 175 184) the Hoare annotation is: true [2018-10-26 19:33:28,146 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 175 184) no Hoare annotation was computed. [2018-10-26 19:33:28,146 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 175 184) no Hoare annotation was computed. [2018-10-26 19:33:28,146 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-10-26 19:33:28,146 INFO L425 ceAbstractionStarter]: For program point L193(lines 193 210) no Hoare annotation was computed. [2018-10-26 19:33:28,146 INFO L425 ceAbstractionStarter]: For program point L193-1(lines 185 213) no Hoare annotation was computed. [2018-10-26 19:33:28,146 INFO L428 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: true [2018-10-26 19:33:28,146 INFO L425 ceAbstractionStarter]: For program point L191-1(line 191) no Hoare annotation was computed. [2018-10-26 19:33:28,146 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 185 213) the Hoare annotation is: true [2018-10-26 19:33:28,146 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 185 213) no Hoare annotation was computed. [2018-10-26 19:33:28,147 INFO L421 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 19:33:28,147 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 204) no Hoare annotation was computed. [2018-10-26 19:33:28,147 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 207) no Hoare annotation was computed. [2018-10-26 19:33:28,147 INFO L428 ceAbstractionStarter]: At program point L195(line 195) the Hoare annotation is: true [2018-10-26 19:33:28,147 INFO L425 ceAbstractionStarter]: For program point L195-1(line 195) no Hoare annotation was computed. [2018-10-26 19:33:28,147 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 872 894) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 19:33:28,147 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 872 894) no Hoare annotation was computed. [2018-10-26 19:33:28,147 INFO L421 ceAbstractionStarter]: At program point L884(line 884) the Hoare annotation is: (or (and (= main_~tmp~6 ~systemActive~0) (= ~systemActive~0 1)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 19:33:28,148 INFO L421 ceAbstractionStarter]: At program point L884-1(line 884) the Hoare annotation is: (or (and (= main_~tmp~6 ~systemActive~0) (= ~systemActive~0 1)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1))) [2018-10-26 19:33:28,148 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 889) no Hoare annotation was computed. [2018-10-26 19:33:28,148 INFO L425 ceAbstractionStarter]: For program point L882-1(lines 882 889) no Hoare annotation was computed. [2018-10-26 19:33:28,148 INFO L425 ceAbstractionStarter]: For program point L880(line 880) no Hoare annotation was computed. [2018-10-26 19:33:28,148 INFO L421 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 19:33:28,148 INFO L421 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 19:33:28,148 INFO L421 ceAbstractionStarter]: At program point L878-1(line 878) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 19:33:28,148 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 872 894) no Hoare annotation was computed. [2018-10-26 19:33:28,148 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 736 744) no Hoare annotation was computed. [2018-10-26 19:33:28,149 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 736 744) the Hoare annotation is: true [2018-10-26 19:33:28,149 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 736 744) no Hoare annotation was computed. [2018-10-26 19:33:28,149 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 19:33:28,149 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-26 19:33:28,149 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 19:33:28,149 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2018-10-26 19:33:28,149 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2018-10-26 19:33:28,149 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2018-10-26 19:33:28,149 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2018-10-26 19:33:28,149 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: true [2018-10-26 19:33:28,150 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2018-10-26 19:33:28,150 INFO L428 ceAbstractionStarter]: At program point L673(line 673) the Hoare annotation is: true [2018-10-26 19:33:28,150 INFO L428 ceAbstractionStarter]: At program point L671(lines 671 677) the Hoare annotation is: true [2018-10-26 19:33:28,150 INFO L421 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 19:33:28,150 INFO L425 ceAbstractionStarter]: For program point L664(lines 660 682) no Hoare annotation was computed. [2018-10-26 19:33:28,150 INFO L425 ceAbstractionStarter]: For program point L662(lines 660 682) no Hoare annotation was computed. [2018-10-26 19:33:28,150 INFO L428 ceAbstractionStarter]: At program point timeShiftENTRY(lines 657 683) the Hoare annotation is: true [2018-10-26 19:33:28,150 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 657 683) no Hoare annotation was computed. [2018-10-26 19:33:28,150 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 657 683) no Hoare annotation was computed. [2018-10-26 19:33:28,151 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 800 829) no Hoare annotation was computed. [2018-10-26 19:33:28,151 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 818) no Hoare annotation was computed. [2018-10-26 19:33:28,151 INFO L428 ceAbstractionStarter]: At program point L814-1(lines 814 818) the Hoare annotation is: true [2018-10-26 19:33:28,151 INFO L425 ceAbstractionStarter]: For program point L810-1(lines 810 824) no Hoare annotation was computed. [2018-10-26 19:33:28,151 INFO L428 ceAbstractionStarter]: At program point L810-3(lines 810 824) the Hoare annotation is: true [2018-10-26 19:33:28,151 INFO L428 ceAbstractionStarter]: At program point L806(line 806) the Hoare annotation is: true [2018-10-26 19:33:28,151 INFO L425 ceAbstractionStarter]: For program point L806-1(line 806) no Hoare annotation was computed. [2018-10-26 19:33:28,151 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 800 829) the Hoare annotation is: true [2018-10-26 19:33:28,152 INFO L428 ceAbstractionStarter]: At program point L825(lines 800 829) the Hoare annotation is: true [2018-10-26 19:33:28,152 INFO L425 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2018-10-26 19:33:28,152 INFO L425 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2018-10-26 19:33:28,152 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2018-10-26 19:33:28,152 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2018-10-26 19:33:28,152 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2018-10-26 19:33:28,152 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-10-26 19:33:28,152 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-10-26 19:33:28,152 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 19:33:28,153 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-10-26 19:33:28,153 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 19:33:28,153 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 19:33:28,153 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 854 860) no Hoare annotation was computed. [2018-10-26 19:33:28,153 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 854 860) the Hoare annotation is: true [2018-10-26 19:33:28,153 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 781 788) no Hoare annotation was computed. [2018-10-26 19:33:28,153 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 781 788) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 19:33:28,153 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 781 788) no Hoare annotation was computed. [2018-10-26 19:33:28,154 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2018-10-26 19:33:28,154 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2018-10-26 19:33:28,154 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: true [2018-10-26 19:33:28,154 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 794) no Hoare annotation was computed. [2018-10-26 19:33:28,154 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 790 797) no Hoare annotation was computed. [2018-10-26 19:33:28,154 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 790 797) the Hoare annotation is: true [2018-10-26 19:33:28,154 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 790 797) no Hoare annotation was computed. [2018-10-26 19:33:28,155 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 861 871) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 19:33:28,155 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 861 871) no Hoare annotation was computed. [2018-10-26 19:33:28,155 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 861 871) no Hoare annotation was computed. [2018-10-26 19:33:28,155 INFO L421 ceAbstractionStarter]: At program point L866(line 866) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-10-26 19:33:28,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 07:33:28 BoogieIcfgContainer [2018-10-26 19:33:28,165 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 19:33:28,165 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:33:28,165 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:33:28,165 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:33:28,166 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:33:23" (3/4) ... [2018-10-26 19:33:28,169 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 19:33:28,175 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 19:33:28,175 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 19:33:28,175 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 19:33:28,175 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 19:33:28,175 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-10-26 19:33:28,175 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-10-26 19:33:28,175 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-10-26 19:33:28,176 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 19:33:28,176 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 19:33:28,176 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 19:33:28,176 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 19:33:28,176 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 19:33:28,176 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 19:33:28,176 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 19:33:28,176 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 19:33:28,176 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 19:33:28,177 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 19:33:28,177 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-10-26 19:33:28,177 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 19:33:28,177 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 19:33:28,177 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 19:33:28,195 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 139 nodes and edges [2018-10-26 19:33:28,195 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 19:33:28,196 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 19:33:28,218 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || (systemActive == 1 && splverifierCounter == 0)) || !(\old(systemActive) == 1) [2018-10-26 19:33:28,219 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || !(\old(systemActive) == 1) [2018-10-26 19:33:28,268 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ba4b9d87-b050-456c-b70e-d80de6331887/bin-2019/utaipan/witness.graphml [2018-10-26 19:33:28,268 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:33:28,269 INFO L168 Benchmark]: Toolchain (without parser) took 6189.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.3 MB). Free memory was 959.1 MB in the beginning and 876.4 MB in the end (delta: 82.8 MB). Peak memory consumption was 262.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:28,269 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:33:28,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.93 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 935.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:28,270 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.3 MB). Free memory was 935.0 MB in the beginning and 1.2 GB in the end (delta: -238.2 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:28,271 INFO L168 Benchmark]: Boogie Preprocessor took 40.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:28,272 INFO L168 Benchmark]: RCFGBuilder took 1047.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 88.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:28,272 INFO L168 Benchmark]: TraceAbstraction took 4394.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.4 MB in the end (delta: 195.3 MB). Peak memory consumption was 195.3 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:28,272 INFO L168 Benchmark]: Witness Printer took 103.03 ms. Allocated memory is still 1.2 GB. Free memory was 886.4 MB in the beginning and 876.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2018-10-26 19:33:28,275 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 471.93 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 935.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 127.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.3 MB). Free memory was 935.0 MB in the beginning and 1.2 GB in the end (delta: -238.2 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1047.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 88.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4394.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 886.4 MB in the end (delta: 195.3 MB). Peak memory consumption was 195.3 MB. Max. memory is 11.5 GB. * Witness Printer took 103.03 ms. Allocated memory is still 1.2 GB. Free memory was 886.4 MB in the beginning and 876.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 794]: 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: 594]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || (systemActive == 1 && splverifierCounter == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(\old(systemActive) == 1) - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 110 locations, 1 error locations. SAFE Result, 4.3s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 401 SDtfs, 150 SDslu, 501 SDs, 0 SdLazy, 140 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 130 PreInvPairs, 138 NumberOfFragments, 268 HoareAnnotationTreeSize, 130 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 45 FomulaSimplificationsInter, 308 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 26612 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...