./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product15_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_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product15_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/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 eaa884e9733c01fe9db8345a7c098b974c9047d7 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:32:39,646 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:32:39,647 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:32:39,656 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:32:39,656 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:32:39,663 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:32:39,664 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:32:39,665 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:32:39,666 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:32:39,667 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:32:39,668 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:32:39,668 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:32:39,669 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:32:39,670 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:32:39,671 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:32:39,671 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:32:39,672 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:32:39,674 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:32:39,681 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:32:39,682 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:32:39,683 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:32:39,684 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:32:39,685 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:32:39,686 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:32:39,694 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:32:39,695 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:32:39,696 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:32:39,696 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:32:39,697 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:32:39,698 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:32:39,702 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:32:39,702 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:32:39,703 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:32:39,703 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:32:39,703 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:32:39,704 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:32:39,704 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 14:32:39,717 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:32:39,717 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:32:39,719 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:32:39,719 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:32:39,719 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:32:39,720 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:32:39,720 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:32:39,720 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:32:39,720 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:32:39,720 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:32:39,720 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:32:39,720 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:32:39,721 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:32:39,721 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:32:39,721 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:32:39,721 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:32:39,721 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:32:39,722 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:32:39,722 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:32:39,722 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:32:39,722 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:32:39,722 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:32:39,722 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:32:39,722 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:32:39,723 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:32:39,723 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:32:39,723 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:32:39,723 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:32:39,723 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:32:39,723 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:32:39,723 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:32:39,724 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:32:39,724 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:32:39,724 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:32:39,724 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:32:39,724 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:32:39,724 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:32:39,724 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_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/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 -> eaa884e9733c01fe9db8345a7c098b974c9047d7 [2018-11-18 14:32:39,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:32:39,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:32:39,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:32:39,773 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:32:39,774 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:32:39,774 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product15_true-unreach-call_false-termination.cil.c [2018-11-18 14:32:39,815 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/data/d73723963/b3c2186a1f344783800230c0b5b7c95b/FLAG4f50be280 [2018-11-18 14:32:40,228 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:32:40,229 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/sv-benchmarks/c/product-lines/minepump_spec2_product15_true-unreach-call_false-termination.cil.c [2018-11-18 14:32:40,238 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/data/d73723963/b3c2186a1f344783800230c0b5b7c95b/FLAG4f50be280 [2018-11-18 14:32:40,247 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/data/d73723963/b3c2186a1f344783800230c0b5b7c95b [2018-11-18 14:32:40,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:32:40,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:32:40,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:32:40,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:32:40,254 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:32:40,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@361321d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40, skipping insertion in model container [2018-11-18 14:32:40,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:32:40,299 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:32:40,599 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:32:40,623 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:32:40,857 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:32:40,884 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:32:40,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40 WrapperNode [2018-11-18 14:32:40,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:32:40,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:32:40,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:32:40,887 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:32:40,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:32:40,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:32:40,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:32:40,915 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:32:40,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (1/1) ... [2018-11-18 14:32:40,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:32:40,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:32:40,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:32:40,959 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:32:40,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/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 14:32:40,998 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 14:32:40,998 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 14:32:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:32:40,999 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:32:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 14:32:40,999 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 14:32:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:32:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 14:32:40,999 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 14:32:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 14:32:40,999 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 14:32:40,999 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 14:32:41,000 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 14:32:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-18 14:32:41,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-18 14:32:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-18 14:32:41,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-18 14:32:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 14:32:41,000 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 14:32:41,000 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 14:32:41,001 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 14:32:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 14:32:41,001 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 14:32:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 14:32:41,001 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 14:32:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 14:32:41,001 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 14:32:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 14:32:41,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 14:32:41,001 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 14:32:41,002 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 14:32:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:32:41,002 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:32:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 14:32:41,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 14:32:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 14:32:41,002 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 14:32:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 14:32:41,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 14:32:41,002 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 14:32:41,002 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 14:32:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:32:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:32:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 14:32:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 14:32:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 14:32:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 14:32:41,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:32:41,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:32:41,663 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:32:41,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:32:41 BoogieIcfgContainer [2018-11-18 14:32:41,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:32:41,664 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:32:41,665 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:32:41,670 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:32:41,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:32:40" (1/3) ... [2018-11-18 14:32:41,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5016f7c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:32:41, skipping insertion in model container [2018-11-18 14:32:41,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:40" (2/3) ... [2018-11-18 14:32:41,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5016f7c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:32:41, skipping insertion in model container [2018-11-18 14:32:41,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:32:41" (3/3) ... [2018-11-18 14:32:41,672 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product15_true-unreach-call_false-termination.cil.c [2018-11-18 14:32:41,679 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:32:41,685 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:32:41,698 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:32:41,723 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:32:41,723 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:32:41,723 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:32:41,723 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:32:41,724 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:32:41,724 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:32:41,724 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:32:41,724 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:32:41,744 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states. [2018-11-18 14:32:41,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 14:32:41,751 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:41,752 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 14:32:41,754 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:41,764 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:41,764 INFO L82 PathProgramCache]: Analyzing trace with hash -1197594592, now seen corresponding path program 1 times [2018-11-18 14:32:41,766 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:41,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:41,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:41,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:41,801 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:41,989 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 14:32:41,991 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:32:41,991 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:32:41,991 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:32:41,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:32:42,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:32:42,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:32:42,006 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 2 states. [2018-11-18 14:32:42,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:42,030 INFO L93 Difference]: Finished difference Result 220 states and 277 transitions. [2018-11-18 14:32:42,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:32:42,031 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-18 14:32:42,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:42,039 INFO L225 Difference]: With dead ends: 220 [2018-11-18 14:32:42,039 INFO L226 Difference]: Without dead ends: 112 [2018-11-18 14:32:42,042 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 14:32:42,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-11-18 14:32:42,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2018-11-18 14:32:42,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-11-18 14:32:42,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 132 transitions. [2018-11-18 14:32:42,074 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 132 transitions. Word has length 51 [2018-11-18 14:32:42,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:42,075 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 132 transitions. [2018-11-18 14:32:42,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:32:42,075 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 132 transitions. [2018-11-18 14:32:42,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 14:32:42,077 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:42,078 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 14:32:42,078 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:42,078 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:42,078 INFO L82 PathProgramCache]: Analyzing trace with hash -707530407, now seen corresponding path program 1 times [2018-11-18 14:32:42,078 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:42,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:42,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:42,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:42,080 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:42,261 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 14:32:42,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:32:42,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:32:42,261 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:32:42,264 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:32:42,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:32:42,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:32:42,267 INFO L87 Difference]: Start difference. First operand 112 states and 132 transitions. Second operand 3 states. [2018-11-18 14:32:42,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:42,287 INFO L93 Difference]: Finished difference Result 161 states and 189 transitions. [2018-11-18 14:32:42,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:32:42,288 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 14:32:42,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:42,289 INFO L225 Difference]: With dead ends: 161 [2018-11-18 14:32:42,289 INFO L226 Difference]: Without dead ends: 102 [2018-11-18 14:32:42,289 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 14:32:42,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-11-18 14:32:42,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2018-11-18 14:32:42,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-11-18 14:32:42,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 119 transitions. [2018-11-18 14:32:42,300 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 119 transitions. Word has length 53 [2018-11-18 14:32:42,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:42,300 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 119 transitions. [2018-11-18 14:32:42,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:32:42,300 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 119 transitions. [2018-11-18 14:32:42,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 14:32:42,301 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:42,301 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] [2018-11-18 14:32:42,302 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:42,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:42,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1833399668, now seen corresponding path program 1 times [2018-11-18 14:32:42,303 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:42,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:42,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:42,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:42,304 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:42,514 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 14:32:42,514 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:32:42,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:32:42,515 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:32:42,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:32:42,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:32:42,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:32:42,515 INFO L87 Difference]: Start difference. First operand 102 states and 119 transitions. Second operand 7 states. [2018-11-18 14:32:43,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:43,315 INFO L93 Difference]: Finished difference Result 302 states and 370 transitions. [2018-11-18 14:32:43,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:32:43,315 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-18 14:32:43,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:43,317 INFO L225 Difference]: With dead ends: 302 [2018-11-18 14:32:43,317 INFO L226 Difference]: Without dead ends: 228 [2018-11-18 14:32:43,318 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:32:43,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-11-18 14:32:43,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 220. [2018-11-18 14:32:43,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2018-11-18 14:32:43,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 269 transitions. [2018-11-18 14:32:43,345 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 269 transitions. Word has length 57 [2018-11-18 14:32:43,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:43,345 INFO L480 AbstractCegarLoop]: Abstraction has 220 states and 269 transitions. [2018-11-18 14:32:43,345 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:32:43,345 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 269 transitions. [2018-11-18 14:32:43,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 14:32:43,348 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:43,348 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] [2018-11-18 14:32:43,348 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:43,348 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:43,348 INFO L82 PathProgramCache]: Analyzing trace with hash -503899615, now seen corresponding path program 1 times [2018-11-18 14:32:43,348 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:43,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:43,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:43,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:43,350 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:43,676 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 14:32:43,676 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:32:43,677 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:32:43,677 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:32:43,677 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:32:43,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:32:43,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:32:43,678 INFO L87 Difference]: Start difference. First operand 220 states and 269 transitions. Second operand 6 states. [2018-11-18 14:32:44,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:44,069 INFO L93 Difference]: Finished difference Result 586 states and 741 transitions. [2018-11-18 14:32:44,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:32:44,071 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2018-11-18 14:32:44,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:44,075 INFO L225 Difference]: With dead ends: 586 [2018-11-18 14:32:44,076 INFO L226 Difference]: Without dead ends: 394 [2018-11-18 14:32:44,078 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:32:44,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2018-11-18 14:32:44,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 388. [2018-11-18 14:32:44,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 388 states. [2018-11-18 14:32:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 478 transitions. [2018-11-18 14:32:44,121 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 478 transitions. Word has length 63 [2018-11-18 14:32:44,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:44,121 INFO L480 AbstractCegarLoop]: Abstraction has 388 states and 478 transitions. [2018-11-18 14:32:44,121 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:32:44,122 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 478 transitions. [2018-11-18 14:32:44,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 14:32:44,124 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:32:44,124 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] [2018-11-18 14:32:44,124 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:32:44,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:44,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1813361021, now seen corresponding path program 1 times [2018-11-18 14:32:44,125 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:32:44,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:44,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:32:44,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:32:44,129 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:32:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:32:44,514 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 14:32:44,515 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:32:44,515 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:32:44,515 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:32:44,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:32:44,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:32:44,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:32:44,516 INFO L87 Difference]: Start difference. First operand 388 states and 478 transitions. Second operand 7 states. [2018-11-18 14:32:44,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:32:44,791 INFO L93 Difference]: Finished difference Result 660 states and 837 transitions. [2018-11-18 14:32:44,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:32:44,792 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 67 [2018-11-18 14:32:44,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:32:44,793 INFO L225 Difference]: With dead ends: 660 [2018-11-18 14:32:44,793 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:32:44,795 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-18 14:32:44,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:32:44,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:32:44,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:32:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:32:44,796 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2018-11-18 14:32:44,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:32:44,796 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:32:44,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:32:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:32:44,796 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:32:44,799 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:32:45,185 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 9 [2018-11-18 14:32:45,618 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 10 [2018-11-18 14:32:46,025 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 135 142) the Hoare annotation is: true [2018-11-18 14:32:46,025 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 135 142) no Hoare annotation was computed. [2018-11-18 14:32:46,026 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 135 142) no Hoare annotation was computed. [2018-11-18 14:32:46,027 INFO L421 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 14:32:46,027 INFO L425 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2018-11-18 14:32:46,027 INFO L421 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 14:32:46,027 INFO L425 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-11-18 14:32:46,027 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2018-11-18 14:32:46,027 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 85 109) no Hoare annotation was computed. [2018-11-18 14:32:46,027 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 85 109) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:32:46,027 INFO L421 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:32:46,027 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2018-11-18 14:32:46,028 INFO L421 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 14:32:46,028 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 762 768) the Hoare annotation is: true [2018-11-18 14:32:46,028 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 762 768) no Hoare annotation was computed. [2018-11-18 14:32:46,028 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 769 777) no Hoare annotation was computed. [2018-11-18 14:32:46,028 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 769 777) the Hoare annotation is: true [2018-11-18 14:32:46,028 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 769 777) no Hoare annotation was computed. [2018-11-18 14:32:46,028 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 218 283) 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 14:32:46,028 INFO L421 ceAbstractionStarter]: At program point L250(line 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:46,028 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 254) no Hoare annotation was computed. [2018-11-18 14:32:46,029 INFO L425 ceAbstractionStarter]: For program point L248-1(lines 248 254) no Hoare annotation was computed. [2018-11-18 14:32:46,029 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 218 283) no Hoare annotation was computed. [2018-11-18 14:32:46,029 INFO L421 ceAbstractionStarter]: At program point L273(lines 228 275) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:46,029 INFO L421 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:46,029 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 244) no Hoare annotation was computed. [2018-11-18 14:32:46,029 INFO L425 ceAbstractionStarter]: For program point L238-1(lines 238 244) no Hoare annotation was computed. [2018-11-18 14:32:46,029 INFO L425 ceAbstractionStarter]: For program point L230(lines 230 234) no Hoare annotation was computed. [2018-11-18 14:32:46,029 INFO L425 ceAbstractionStarter]: For program point L228-1(lines 228 275) no Hoare annotation was computed. [2018-11-18 14:32:46,029 INFO L421 ceAbstractionStarter]: At program point L276(lines 227 277) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:46,029 INFO L421 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:46,029 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 270) no Hoare annotation was computed. [2018-11-18 14:32:46,029 INFO L421 ceAbstractionStarter]: At program point L264-1(lines 258 271) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:46,029 INFO L425 ceAbstractionStarter]: For program point L229(lines 228 275) no Hoare annotation was computed. [2018-11-18 14:32:46,029 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 218 283) no Hoare annotation was computed. [2018-11-18 14:32:46,030 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 271) no Hoare annotation was computed. [2018-11-18 14:32:46,030 INFO L421 ceAbstractionStarter]: At program point L897(line 897) 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 14:32:46,030 INFO L421 ceAbstractionStarter]: At program point L897-1(line 897) 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 14:32:46,030 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 891 913) 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 14:32:46,030 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 891 913) no Hoare annotation was computed. [2018-11-18 14:32:46,030 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 891 913) no Hoare annotation was computed. [2018-11-18 14:32:46,030 INFO L421 ceAbstractionStarter]: At program point L903(line 903) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:46,030 INFO L421 ceAbstractionStarter]: At program point L903-1(line 903) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 14:32:46,030 INFO L425 ceAbstractionStarter]: For program point L901(lines 901 908) no Hoare annotation was computed. [2018-11-18 14:32:46,030 INFO L425 ceAbstractionStarter]: For program point L901-1(lines 901 908) no Hoare annotation was computed. [2018-11-18 14:32:46,031 INFO L425 ceAbstractionStarter]: For program point L899(line 899) no Hoare annotation was computed. [2018-11-18 14:32:46,031 INFO L421 ceAbstractionStarter]: At program point L898(line 898) 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 14:32:46,031 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 77 83) no Hoare annotation was computed. [2018-11-18 14:32:46,031 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 77 83) the Hoare annotation is: true [2018-11-18 14:32:46,031 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 199 213) no Hoare annotation was computed. [2018-11-18 14:32:46,031 INFO L421 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 14:32:46,031 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 209) no Hoare annotation was computed. [2018-11-18 14:32:46,031 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 199 213) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= |old(~systemActive~0)| 0) (not (= ~systemActive~0 0))) (or .cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))))) [2018-11-18 14:32:46,031 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 199 213) no Hoare annotation was computed. [2018-11-18 14:32:46,032 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 154 162) no Hoare annotation was computed. [2018-11-18 14:32:46,032 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 154 162) the Hoare annotation is: true [2018-11-18 14:32:46,032 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 154 162) no Hoare annotation was computed. [2018-11-18 14:32:46,032 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 807) no Hoare annotation was computed. [2018-11-18 14:32:46,032 INFO L425 ceAbstractionStarter]: For program point L800(lines 800 810) no Hoare annotation was computed. [2018-11-18 14:32:46,032 INFO L421 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 14:32:46,032 INFO L425 ceAbstractionStarter]: For program point L798-1(line 798) no Hoare annotation was computed. [2018-11-18 14:32:46,032 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 813) no Hoare annotation was computed. [2018-11-18 14:32:46,032 INFO L425 ceAbstractionStarter]: For program point L796-1(lines 788 816) no Hoare annotation was computed. [2018-11-18 14:32:46,032 INFO L428 ceAbstractionStarter]: At program point L794(line 794) the Hoare annotation is: true [2018-11-18 14:32:46,032 INFO L425 ceAbstractionStarter]: For program point L794-1(line 794) no Hoare annotation was computed. [2018-11-18 14:32:46,032 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 788 816) the Hoare annotation is: true [2018-11-18 14:32:46,032 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 788 816) no Hoare annotation was computed. [2018-11-18 14:32:46,032 INFO L421 ceAbstractionStarter]: At program point L803(line 803) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-18 14:32:46,033 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 780 787) the Hoare annotation is: true [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 780 787) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 780 787) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 312 323) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 ~methaneLevelCritical~0)) [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point L316-1(lines 312 323) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 312 323) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 819 848) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point L833(lines 833 837) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L428 ceAbstractionStarter]: At program point L833-1(lines 833 837) the Hoare annotation is: true [2018-11-18 14:32:46,033 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 819 848) the Hoare annotation is: true [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point L829-1(lines 829 843) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L428 ceAbstractionStarter]: At program point L829-3(lines 829 843) the Hoare annotation is: true [2018-11-18 14:32:46,033 INFO L428 ceAbstractionStarter]: At program point L825(line 825) the Hoare annotation is: true [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point L825-1(line 825) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L428 ceAbstractionStarter]: At program point L844(lines 819 848) the Hoare annotation is: true [2018-11-18 14:32:46,033 INFO L425 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-11-18 14:32:46,033 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 324 332) the Hoare annotation is: true [2018-11-18 14:32:46,034 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 324 332) no Hoare annotation was computed. [2018-11-18 14:32:46,034 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 324 332) no Hoare annotation was computed. [2018-11-18 14:32:46,034 INFO L421 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:32:46,034 INFO L421 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 14:32:46,034 INFO L425 ceAbstractionStarter]: For program point L57(lines 56 75) no Hoare annotation was computed. [2018-11-18 14:32:46,034 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 14:32:46,034 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2018-11-18 14:32:46,034 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2018-11-18 14:32:46,034 INFO L421 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 14:32:46,034 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 288 299) the Hoare annotation is: true [2018-11-18 14:32:46,034 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 288 299) no Hoare annotation was computed. [2018-11-18 14:32:46,035 INFO L425 ceAbstractionStarter]: For program point L292-1(lines 288 299) no Hoare annotation was computed. [2018-11-18 14:32:46,035 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 755 761) no Hoare annotation was computed. [2018-11-18 14:32:46,035 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 755 761) the Hoare annotation is: true [2018-11-18 14:32:46,035 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 873 879) no Hoare annotation was computed. [2018-11-18 14:32:46,035 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 873 879) the Hoare annotation is: true [2018-11-18 14:32:46,035 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:32:46,035 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 14:32:46,035 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:32:46,035 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:32:46,035 INFO L425 ceAbstractionStarter]: For program point L304-1(lines 300 311) no Hoare annotation was computed. [2018-11-18 14:32:46,035 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 300 311) no Hoare annotation was computed. [2018-11-18 14:32:46,035 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 300 311) the Hoare annotation is: true [2018-11-18 14:32:46,035 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 366 373) no Hoare annotation was computed. [2018-11-18 14:32:46,036 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 370) no Hoare annotation was computed. [2018-11-18 14:32:46,036 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 366 373) the Hoare annotation is: true [2018-11-18 14:32:46,036 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 366 373) no Hoare annotation was computed. [2018-11-18 14:32:46,036 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 880 890) 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 14:32:46,036 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 880 890) no Hoare annotation was computed. [2018-11-18 14:32:46,036 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 880 890) no Hoare annotation was computed. [2018-11-18 14:32:46,036 INFO L421 ceAbstractionStarter]: At program point L885(line 885) 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 14:32:46,036 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 143 153) the Hoare annotation is: true [2018-11-18 14:32:46,036 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 143 153) no Hoare annotation was computed. [2018-11-18 14:32:46,036 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 143 153) no Hoare annotation was computed. [2018-11-18 14:32:46,036 INFO L428 ceAbstractionStarter]: At program point L148(line 148) the Hoare annotation is: true [2018-11-18 14:32:46,036 INFO L425 ceAbstractionStarter]: For program point L148-1(line 148) no Hoare annotation was computed. [2018-11-18 14:32:46,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:32:46 BoogieIcfgContainer [2018-11-18 14:32:46,052 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:32:46,054 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:32:46,054 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:32:46,054 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:32:46,055 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:32:41" (3/4) ... [2018-11-18 14:32:46,057 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:32:46,063 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 14:32:46,063 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 14:32:46,063 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 14:32:46,063 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 14:32:46,063 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 14:32:46,063 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 14:32:46,064 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 14:32:46,065 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 14:32:46,065 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 14:32:46,065 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 14:32:46,065 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 14:32:46,071 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-18 14:32:46,071 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 14:32:46,072 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 14:32:46,095 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 14:32:46,095 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 14:32:46,129 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d7c4879c-df2b-4cd5-a867-1b1ae46ff2e5/bin-2019/utaipan/witness.graphml [2018-11-18 14:32:46,130 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:32:46,130 INFO L168 Benchmark]: Toolchain (without parser) took 5880.52 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 252.7 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -166.3 MB). Peak memory consumption was 86.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:46,131 INFO L168 Benchmark]: CDTParser took 0.18 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 14:32:46,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -215.4 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:46,131 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:32:46,131 INFO L168 Benchmark]: Boogie Preprocessor took 43.21 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:46,132 INFO L168 Benchmark]: RCFGBuilder took 705.49 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: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:46,132 INFO L168 Benchmark]: TraceAbstraction took 4387.91 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 66.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -15.1 MB). Peak memory consumption was 284.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:46,132 INFO L168 Benchmark]: Witness Printer took 75.70 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:46,133 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 635.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 186.1 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -215.4 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.21 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 705.49 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: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4387.91 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 66.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -15.1 MB). Peak memory consumption was 284.3 MB. Max. memory is 11.5 GB. * Witness Printer took 75.70 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 370]: 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: 819]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 125 locations, 1 error locations. SAFE Result, 4.3s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 1.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 619 SDtfs, 404 SDslu, 1121 SDs, 0 SdLazy, 406 SolverSat, 104 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=388occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 438 PreInvPairs, 483 NumberOfFragments, 502 HoareAnnotationTreeSize, 438 FomulaSimplifications, 397 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 53 FomulaSimplificationsInter, 1832 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 291 NumberOfCodeBlocks, 291 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 286 ConstructedInterpolants, 0 QuantifiedInterpolants, 30956 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...