./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product06_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product06_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/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 2ad80e2d7767134fb761a45d54a404219df99a16 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:30:01,577 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:30:01,578 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:30:01,585 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:30:01,586 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:30:01,586 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:30:01,587 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:30:01,588 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:30:01,589 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:30:01,590 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:30:01,590 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:30:01,590 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:30:01,591 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:30:01,592 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:30:01,592 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:30:01,593 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:30:01,593 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:30:01,595 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:30:01,596 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:30:01,597 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:30:01,597 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:30:01,598 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:30:01,600 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:30:01,600 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:30:01,600 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:30:01,601 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:30:01,601 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:30:01,602 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:30:01,602 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:30:01,603 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:30:01,603 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:30:01,604 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:30:01,604 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:30:01,604 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:30:01,605 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:30:01,605 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:30:01,605 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 12:30:01,614 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:30:01,614 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:30:01,615 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:30:01,615 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:30:01,615 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:30:01,615 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:30:01,615 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:30:01,616 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 12:30:01,616 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:30:01,616 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:30:01,616 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 12:30:01,616 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 12:30:01,616 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:30:01,617 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:30:01,617 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:30:01,617 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:30:01,617 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:30:01,617 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:30:01,618 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:30:01,618 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:30:01,618 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:30:01,618 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:30:01,618 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:30:01,618 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:30:01,618 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:30:01,619 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:30:01,619 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:30:01,619 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:30:01,619 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:30:01,619 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:30:01,619 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:30:01,619 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:30:01,620 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:30:01,620 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 12:30:01,620 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:30:01,620 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:30:01,620 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 12:30:01,620 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_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/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 -> 2ad80e2d7767134fb761a45d54a404219df99a16 [2018-11-18 12:30:01,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:30:01,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:30:01,650 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:30:01,651 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:30:01,651 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:30:01,652 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product06_true-unreach-call_false-termination.cil.c [2018-11-18 12:30:01,685 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/data/e94fdaed8/e01a776b27ec4e3a8441f1c6532b0617/FLAG4cd8dcb8d [2018-11-18 12:30:02,110 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:30:02,110 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/sv-benchmarks/c/product-lines/minepump_spec2_product06_true-unreach-call_false-termination.cil.c [2018-11-18 12:30:02,119 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/data/e94fdaed8/e01a776b27ec4e3a8441f1c6532b0617/FLAG4cd8dcb8d [2018-11-18 12:30:02,128 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/data/e94fdaed8/e01a776b27ec4e3a8441f1c6532b0617 [2018-11-18 12:30:02,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:30:02,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:30:02,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:30:02,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:30:02,133 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:30:02,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02, skipping insertion in model container [2018-11-18 12:30:02,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:30:02,171 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:30:02,349 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:30:02,358 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:30:02,461 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:30:02,479 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:30:02,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02 WrapperNode [2018-11-18 12:30:02,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:30:02,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:30:02,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:30:02,481 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:30:02,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:30:02,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:30:02,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:30:02,507 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:30:02,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (1/1) ... [2018-11-18 12:30:02,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:30:02,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:30:02,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:30:02,536 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:30:02,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/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 [2018-11-18 12:30:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 12:30:02,589 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 12:30:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:30:02,589 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:30:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:30:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 12:30:02,590 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 12:30:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 12:30:02,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 12:30:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 12:30:02,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 12:30:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 12:30:02,590 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 12:30:02,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-18 12:30:02,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-18 12:30:02,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-18 12:30:02,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-18 12:30:02,591 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 12:30:02,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 12:30:02,591 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 12:30:02,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 12:30:02,591 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 12:30:02,591 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 12:30:02,592 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 12:30:02,592 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 12:30:02,592 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 12:30:02,592 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 12:30:02,592 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 12:30:02,592 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 12:30:02,592 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 12:30:02,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 12:30:02,593 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 12:30:02,593 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 12:30:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 12:30:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 12:30:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 12:30:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 12:30:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 12:30:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 12:30:02,594 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 12:30:02,594 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 12:30:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:30:02,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:30:02,595 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 12:30:02,596 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 12:30:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 12:30:02,596 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 12:30:02,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:30:02,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:30:03,022 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:30:03,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:30:03 BoogieIcfgContainer [2018-11-18 12:30:03,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:30:03,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:30:03,024 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:30:03,027 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:30:03,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:30:02" (1/3) ... [2018-11-18 12:30:03,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79da01ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:30:03, skipping insertion in model container [2018-11-18 12:30:03,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:30:02" (2/3) ... [2018-11-18 12:30:03,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79da01ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:30:03, skipping insertion in model container [2018-11-18 12:30:03,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:30:03" (3/3) ... [2018-11-18 12:30:03,031 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product06_true-unreach-call_false-termination.cil.c [2018-11-18 12:30:03,039 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:30:03,044 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:30:03,054 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:30:03,076 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:30:03,076 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:30:03,076 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:30:03,076 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:30:03,076 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:30:03,077 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:30:03,077 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:30:03,077 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:30:03,090 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states. [2018-11-18 12:30:03,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 12:30:03,096 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:30:03,097 INFO L375 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] [2018-11-18 12:30:03,099 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:30:03,103 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:30:03,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1910011178, now seen corresponding path program 1 times [2018-11-18 12:30:03,105 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:30:03,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:30:03,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:30:03,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:30:03,134 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:30:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:30:03,300 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:30:03,301 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:30:03,301 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:30:03,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:30:03,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:30:03,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:30:03,313 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 2 states. [2018-11-18 12:30:03,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:30:03,339 INFO L93 Difference]: Finished difference Result 216 states and 269 transitions. [2018-11-18 12:30:03,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:30:03,340 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-18 12:30:03,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:30:03,347 INFO L225 Difference]: With dead ends: 216 [2018-11-18 12:30:03,347 INFO L226 Difference]: Without dead ends: 110 [2018-11-18 12:30:03,349 INFO L604 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 [2018-11-18 12:30:03,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-11-18 12:30:03,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-11-18 12:30:03,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-18 12:30:03,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2018-11-18 12:30:03,378 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 51 [2018-11-18 12:30:03,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:30:03,379 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2018-11-18 12:30:03,379 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:30:03,379 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2018-11-18 12:30:03,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 12:30:03,382 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:30:03,382 INFO L375 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] [2018-11-18 12:30:03,382 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:30:03,382 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:30:03,382 INFO L82 PathProgramCache]: Analyzing trace with hash -460000317, now seen corresponding path program 1 times [2018-11-18 12:30:03,382 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:30:03,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:30:03,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:30:03,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:30:03,384 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:30:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:03,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:30:03,473 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:30:03,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:30:03,473 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:30:03,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:30:03,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:30:03,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:30:03,475 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 3 states. [2018-11-18 12:30:03,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:30:03,490 INFO L93 Difference]: Finished difference Result 159 states and 185 transitions. [2018-11-18 12:30:03,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:30:03,491 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 12:30:03,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:30:03,492 INFO L225 Difference]: With dead ends: 159 [2018-11-18 12:30:03,492 INFO L226 Difference]: Without dead ends: 100 [2018-11-18 12:30:03,493 INFO L604 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 [2018-11-18 12:30:03,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-11-18 12:30:03,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-11-18 12:30:03,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-11-18 12:30:03,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 115 transitions. [2018-11-18 12:30:03,503 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 115 transitions. Word has length 53 [2018-11-18 12:30:03,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:30:03,503 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 115 transitions. [2018-11-18 12:30:03,503 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:30:03,503 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 115 transitions. [2018-11-18 12:30:03,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 12:30:03,504 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:30:03,504 INFO L375 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] [2018-11-18 12:30:03,506 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:30:03,506 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:30:03,506 INFO L82 PathProgramCache]: Analyzing trace with hash -1466604784, now seen corresponding path program 1 times [2018-11-18 12:30:03,506 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:30:03,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:30:03,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:30:03,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:30:03,507 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:30:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:30:03,610 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:30:03,610 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 12:30:03,610 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:30:03,611 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 12:30:03,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 12:30:03,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 12:30:03,611 INFO L87 Difference]: Start difference. First operand 100 states and 115 transitions. Second operand 7 states. [2018-11-18 12:30:03,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:30:03,871 INFO L93 Difference]: Finished difference Result 172 states and 203 transitions. [2018-11-18 12:30:03,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 12:30:03,872 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-11-18 12:30:03,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:30:03,873 INFO L225 Difference]: With dead ends: 172 [2018-11-18 12:30:03,873 INFO L226 Difference]: Without dead ends: 100 [2018-11-18 12:30:03,873 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:30:03,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-11-18 12:30:03,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-11-18 12:30:03,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-11-18 12:30:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 114 transitions. [2018-11-18 12:30:03,883 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 114 transitions. Word has length 58 [2018-11-18 12:30:03,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:30:03,883 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 114 transitions. [2018-11-18 12:30:03,883 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 12:30:03,884 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 114 transitions. [2018-11-18 12:30:03,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 12:30:03,886 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:30:03,886 INFO L375 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] [2018-11-18 12:30:03,886 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:30:03,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:30:03,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1406220937, now seen corresponding path program 1 times [2018-11-18 12:30:03,886 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:30:03,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:30:03,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:30:03,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:30:03,888 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:30:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:03,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:30:03,966 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:30:03,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 12:30:03,966 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:30:03,966 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 12:30:03,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 12:30:03,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 12:30:03,967 INFO L87 Difference]: Start difference. First operand 100 states and 114 transitions. Second operand 6 states. [2018-11-18 12:30:04,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:30:04,096 INFO L93 Difference]: Finished difference Result 236 states and 281 transitions. [2018-11-18 12:30:04,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 12:30:04,097 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2018-11-18 12:30:04,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:30:04,099 INFO L225 Difference]: With dead ends: 236 [2018-11-18 12:30:04,100 INFO L226 Difference]: Without dead ends: 164 [2018-11-18 12:30:04,100 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 12:30:04,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-11-18 12:30:04,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 162. [2018-11-18 12:30:04,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-11-18 12:30:04,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 188 transitions. [2018-11-18 12:30:04,118 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 188 transitions. Word has length 66 [2018-11-18 12:30:04,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:30:04,118 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 188 transitions. [2018-11-18 12:30:04,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 12:30:04,119 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 188 transitions. [2018-11-18 12:30:04,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 12:30:04,120 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:30:04,120 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:30:04,120 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:30:04,120 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:30:04,121 INFO L82 PathProgramCache]: Analyzing trace with hash 859387355, now seen corresponding path program 1 times [2018-11-18 12:30:04,122 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:30:04,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:30:04,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:30:04,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:30:04,123 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:30:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:30:04,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:30:04,212 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:30:04,213 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 12:30:04,213 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:30:04,213 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 12:30:04,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 12:30:04,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 12:30:04,214 INFO L87 Difference]: Start difference. First operand 162 states and 188 transitions. Second operand 7 states. [2018-11-18 12:30:04,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:30:04,434 INFO L93 Difference]: Finished difference Result 260 states and 309 transitions. [2018-11-18 12:30:04,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 12:30:04,434 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-18 12:30:04,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:30:04,435 INFO L225 Difference]: With dead ends: 260 [2018-11-18 12:30:04,435 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:30:04,436 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-18 12:30:04,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:30:04,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:30:04,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:30:04,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:30:04,437 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2018-11-18 12:30:04,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:30:04,437 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:30:04,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 12:30:04,438 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:30:04,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:30:04,441 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:30:04,916 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 226 233) the Hoare annotation is: true [2018-11-18 12:30:04,916 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 226 233) no Hoare annotation was computed. [2018-11-18 12:30:04,916 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 226 233) no Hoare annotation was computed. [2018-11-18 12:30:04,916 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 193 217) no Hoare annotation was computed. [2018-11-18 12:30:04,916 INFO L421 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 12:30:04,917 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 193 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 12:30:04,917 INFO L425 ceAbstractionStarter]: For program point L212-1(lines 193 217) no Hoare annotation was computed. [2018-11-18 12:30:04,917 INFO L421 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 12:30:04,917 INFO L421 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 12:30:04,917 INFO L425 ceAbstractionStarter]: For program point L201(lines 201 209) no Hoare annotation was computed. [2018-11-18 12:30:04,917 INFO L421 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 12:30:04,917 INFO L425 ceAbstractionStarter]: For program point L199-1(line 199) no Hoare annotation was computed. [2018-11-18 12:30:04,917 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 214) no Hoare annotation was computed. [2018-11-18 12:30:04,921 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-18 12:30:04,921 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-18 12:30:04,921 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 185 191) no Hoare annotation was computed. [2018-11-18 12:30:04,921 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 185 191) the Hoare annotation is: true [2018-11-18 12:30:04,921 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-18 12:30:04,921 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-18 12:30:04,921 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-18 12:30:04,922 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 83 148) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:30:04,922 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 99) no Hoare annotation was computed. [2018-11-18 12:30:04,922 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 93 140) no Hoare annotation was computed. [2018-11-18 12:30:04,922 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 83 148) no Hoare annotation was computed. [2018-11-18 12:30:04,922 INFO L421 ceAbstractionStarter]: At program point L141(lines 92 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:30:04,922 INFO L425 ceAbstractionStarter]: For program point L131(lines 131 135) no Hoare annotation was computed. [2018-11-18 12:30:04,922 INFO L421 ceAbstractionStarter]: At program point L131-2(lines 123 136) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-18 12:30:04,922 INFO L425 ceAbstractionStarter]: For program point L94(lines 93 140) no Hoare annotation was computed. [2018-11-18 12:30:04,922 INFO L421 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-18 12:30:04,923 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 136) no Hoare annotation was computed. [2018-11-18 12:30:04,923 INFO L421 ceAbstractionStarter]: At program point L115(line 115) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-18 12:30:04,923 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 119) no Hoare annotation was computed. [2018-11-18 12:30:04,923 INFO L425 ceAbstractionStarter]: For program point L113-1(lines 113 119) no Hoare annotation was computed. [2018-11-18 12:30:04,923 INFO L421 ceAbstractionStarter]: At program point L138(lines 93 140) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-18 12:30:04,923 INFO L421 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-18 12:30:04,923 INFO L425 ceAbstractionStarter]: For program point L103(lines 103 109) no Hoare annotation was computed. [2018-11-18 12:30:04,923 INFO L425 ceAbstractionStarter]: For program point L103-1(lines 103 109) no Hoare annotation was computed. [2018-11-18 12:30:04,923 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 83 148) no Hoare annotation was computed. [2018-11-18 12:30:04,923 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 868 890) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:30:04,924 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 868 890) no Hoare annotation was computed. [2018-11-18 12:30:04,924 INFO L421 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 12:30:04,924 INFO L421 ceAbstractionStarter]: At program point L880-1(line 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 12:30:04,924 INFO L425 ceAbstractionStarter]: For program point L878(lines 878 885) no Hoare annotation was computed. [2018-11-18 12:30:04,924 INFO L425 ceAbstractionStarter]: For program point L878-1(lines 878 885) no Hoare annotation was computed. [2018-11-18 12:30:04,924 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 868 890) no Hoare annotation was computed. [2018-11-18 12:30:04,924 INFO L425 ceAbstractionStarter]: For program point L876(line 876) no Hoare annotation was computed. [2018-11-18 12:30:04,924 INFO L421 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:30:04,924 INFO L421 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:30:04,924 INFO L421 ceAbstractionStarter]: At program point L874-1(line 874) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:30:04,924 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 245 253) no Hoare annotation was computed. [2018-11-18 12:30:04,924 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 245 253) the Hoare annotation is: true [2018-11-18 12:30:04,924 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 245 253) no Hoare annotation was computed. [2018-11-18 12:30:04,924 INFO L421 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-18 12:30:04,924 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 409) no Hoare annotation was computed. [2018-11-18 12:30:04,924 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 412) no Hoare annotation was computed. [2018-11-18 12:30:04,925 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 390 418) the Hoare annotation is: true [2018-11-18 12:30:04,925 INFO L421 ceAbstractionStarter]: At program point L400(line 400) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 12:30:04,929 INFO L425 ceAbstractionStarter]: For program point L400-1(line 400) no Hoare annotation was computed. [2018-11-18 12:30:04,929 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 415) no Hoare annotation was computed. [2018-11-18 12:30:04,929 INFO L425 ceAbstractionStarter]: For program point L398-1(lines 390 418) no Hoare annotation was computed. [2018-11-18 12:30:04,929 INFO L428 ceAbstractionStarter]: At program point L396(line 396) the Hoare annotation is: true [2018-11-18 12:30:04,929 INFO L425 ceAbstractionStarter]: For program point L396-1(line 396) no Hoare annotation was computed. [2018-11-18 12:30:04,929 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 390 418) no Hoare annotation was computed. [2018-11-18 12:30:04,929 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 382 389) the Hoare annotation is: true [2018-11-18 12:30:04,929 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 382 389) no Hoare annotation was computed. [2018-11-18 12:30:04,929 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 382 389) no Hoare annotation was computed. [2018-11-18 12:30:04,929 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:30:04,929 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 12:30:04,929 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:30:04,930 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 326 337) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:30:04,930 INFO L425 ceAbstractionStarter]: For program point L330-1(lines 326 337) no Hoare annotation was computed. [2018-11-18 12:30:04,930 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 326 337) no Hoare annotation was computed. [2018-11-18 12:30:04,930 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 338 346) the Hoare annotation is: true [2018-11-18 12:30:04,930 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 338 346) no Hoare annotation was computed. [2018-11-18 12:30:04,930 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 338 346) no Hoare annotation was computed. [2018-11-18 12:30:04,930 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 796 825) no Hoare annotation was computed. [2018-11-18 12:30:04,930 INFO L425 ceAbstractionStarter]: For program point L810(lines 810 814) no Hoare annotation was computed. [2018-11-18 12:30:04,930 INFO L428 ceAbstractionStarter]: At program point L810-1(lines 810 814) the Hoare annotation is: true [2018-11-18 12:30:04,930 INFO L425 ceAbstractionStarter]: For program point L806-1(lines 806 820) no Hoare annotation was computed. [2018-11-18 12:30:04,930 INFO L428 ceAbstractionStarter]: At program point L806-3(lines 806 820) the Hoare annotation is: true [2018-11-18 12:30:04,930 INFO L428 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: true [2018-11-18 12:30:04,930 INFO L425 ceAbstractionStarter]: For program point L802-1(line 802) no Hoare annotation was computed. [2018-11-18 12:30:04,930 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 796 825) the Hoare annotation is: true [2018-11-18 12:30:04,931 INFO L428 ceAbstractionStarter]: At program point L821(lines 796 825) the Hoare annotation is: true [2018-11-18 12:30:04,931 INFO L425 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2018-11-18 12:30:04,931 INFO L425 ceAbstractionStarter]: For program point L807(line 807) no Hoare annotation was computed. [2018-11-18 12:30:04,931 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 161 184) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 12:30:04,931 INFO L421 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 12:30:04,931 INFO L421 ceAbstractionStarter]: At program point L172(lines 172 178) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-18 12:30:04,931 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 161 184) no Hoare annotation was computed. [2018-11-18 12:30:04,931 INFO L421 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-18 12:30:04,931 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 161 184) no Hoare annotation was computed. [2018-11-18 12:30:04,931 INFO L425 ceAbstractionStarter]: For program point L165(lines 164 183) no Hoare annotation was computed. [2018-11-18 12:30:04,931 INFO L425 ceAbstractionStarter]: For program point L306-1(lines 302 313) no Hoare annotation was computed. [2018-11-18 12:30:04,931 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 302 313) the Hoare annotation is: true [2018-11-18 12:30:04,932 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 302 313) no Hoare annotation was computed. [2018-11-18 12:30:04,932 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-18 12:30:04,932 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-18 12:30:04,932 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 850 856) no Hoare annotation was computed. [2018-11-18 12:30:04,932 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 850 856) the Hoare annotation is: true [2018-11-18 12:30:04,932 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:30:04,932 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-18 12:30:04,932 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:30:04,932 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:30:04,932 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 290 297) no Hoare annotation was computed. [2018-11-18 12:30:04,932 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 290 297) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))) [2018-11-18 12:30:04,932 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 290 297) no Hoare annotation was computed. [2018-11-18 12:30:04,932 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 314 325) no Hoare annotation was computed. [2018-11-18 12:30:04,932 INFO L425 ceAbstractionStarter]: For program point L318-1(lines 314 325) no Hoare annotation was computed. [2018-11-18 12:30:04,933 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 314 325) the Hoare annotation is: true [2018-11-18 12:30:04,933 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 786 793) no Hoare annotation was computed. [2018-11-18 12:30:04,933 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2018-11-18 12:30:04,933 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 786 793) the Hoare annotation is: true [2018-11-18 12:30:04,933 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 786 793) no Hoare annotation was computed. [2018-11-18 12:30:04,934 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 857 867) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:30:04,934 INFO L421 ceAbstractionStarter]: At program point L862(line 862) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 12:30:04,934 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 857 867) no Hoare annotation was computed. [2018-11-18 12:30:04,934 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 857 867) no Hoare annotation was computed. [2018-11-18 12:30:04,934 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 234 244) the Hoare annotation is: true [2018-11-18 12:30:04,934 INFO L428 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: true [2018-11-18 12:30:04,934 INFO L425 ceAbstractionStarter]: For program point L239-1(line 239) no Hoare annotation was computed. [2018-11-18 12:30:04,934 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 234 244) no Hoare annotation was computed. [2018-11-18 12:30:04,934 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 234 244) no Hoare annotation was computed. [2018-11-18 12:30:04,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:30:04 BoogieIcfgContainer [2018-11-18 12:30:04,946 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:30:04,947 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:30:04,947 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:30:04,947 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:30:04,947 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:30:03" (3/4) ... [2018-11-18 12:30:04,950 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:30:04,955 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 12:30:04,955 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 12:30:04,956 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 12:30:04,957 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 12:30:04,957 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 12:30:04,957 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 12:30:04,957 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 12:30:04,957 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 12:30:04,957 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 12:30:04,957 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 12:30:04,963 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-18 12:30:04,963 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 12:30:04,963 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 12:30:04,983 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) [2018-11-18 12:30:04,984 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 12:30:05,017 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d8d5f828-0d6b-4fb9-9d75-96f2cd2ebca0/bin-2019/utaipan/witness.graphml [2018-11-18 12:30:05,017 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:30:05,018 INFO L168 Benchmark]: Toolchain (without parser) took 2887.72 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.4 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -195.5 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:30:05,018 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:30:05,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -164.9 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:30:05,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:30:05,019 INFO L168 Benchmark]: Boogie Preprocessor took 28.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:30:05,019 INFO L168 Benchmark]: RCFGBuilder took 487.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:30:05,020 INFO L168 Benchmark]: TraceAbstraction took 1923.00 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 92.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -109.0 MB). Peak memory consumption was 279.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:30:05,020 INFO L168 Benchmark]: Witness Printer took 70.50 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:30:05,022 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -164.9 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 487.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1923.00 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 92.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -109.0 MB). Peak memory consumption was 279.2 MB. Max. memory is 11.5 GB. * Witness Printer took 70.50 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 790]: 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: 93]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 123 locations, 1 error locations. SAFE Result, 1.8s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 556 SDtfs, 315 SDslu, 854 SDs, 0 SdLazy, 337 SolverSat, 102 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=162occurred in iteration=4, 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, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 233 PreInvPairs, 248 NumberOfFragments, 522 HoareAnnotationTreeSize, 233 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 52 FomulaSimplificationsInter, 734 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 298 NumberOfCodeBlocks, 298 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 293 ConstructedInterpolants, 0 QuantifiedInterpolants, 32705 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...