./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product09_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product09_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/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 866baf73f4dcb586932f32344135b08000966702 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:46:09,936 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:46:09,938 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:46:09,947 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:46:09,947 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:46:09,948 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:46:09,949 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:46:09,950 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:46:09,952 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:46:09,952 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:46:09,953 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:46:09,953 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:46:09,954 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:46:09,955 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:46:09,956 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:46:09,957 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:46:09,957 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:46:09,959 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:46:09,966 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:46:09,972 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:46:09,972 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:46:09,973 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:46:09,975 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:46:09,975 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:46:09,975 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:46:09,976 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:46:09,976 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:46:09,977 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:46:09,977 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:46:09,980 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:46:09,980 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:46:09,981 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:46:09,981 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:46:09,981 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:46:09,982 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:46:09,982 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:46:09,983 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 22:46:09,999 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:46:10,002 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:46:10,003 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:46:10,003 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 22:46:10,003 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 22:46:10,003 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 22:46:10,003 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 22:46:10,004 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 22:46:10,005 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 22:46:10,005 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 22:46:10,005 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 22:46:10,006 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:46:10,007 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:46:10,007 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:46:10,007 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:46:10,008 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:46:10,008 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:46:10,008 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:46:10,008 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:46:10,008 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:46:10,008 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:46:10,008 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:46:10,009 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:46:10,009 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:46:10,009 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:46:10,009 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:46:10,009 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:46:10,009 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:46:10,009 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:46:10,010 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:46:10,010 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 22:46:10,010 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:46:10,010 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:46:10,010 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 22:46:10,010 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_b3043a4b-ca17-4797-ac98-3cfe355cc463/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 -> 866baf73f4dcb586932f32344135b08000966702 [2018-10-26 22:46:10,046 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:46:10,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:46:10,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:46:10,062 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:46:10,063 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:46:10,063 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product09_true-unreach-call_false-termination.cil.c [2018-10-26 22:46:10,106 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/data/01594c6a8/8482d31b0d0741b0aa6a74c9dddf045d/FLAG8136e99e0 [2018-10-26 22:46:10,588 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:46:10,589 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/sv-benchmarks/c/product-lines/minepump_spec5_product09_true-unreach-call_false-termination.cil.c [2018-10-26 22:46:10,598 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/data/01594c6a8/8482d31b0d0741b0aa6a74c9dddf045d/FLAG8136e99e0 [2018-10-26 22:46:10,610 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/data/01594c6a8/8482d31b0d0741b0aa6a74c9dddf045d [2018-10-26 22:46:10,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:46:10,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:46:10,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:46:10,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:46:10,618 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:46:10,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:46:10" (1/1) ... [2018-10-26 22:46:10,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10bafff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:10, skipping insertion in model container [2018-10-26 22:46:10,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:46:10" (1/1) ... [2018-10-26 22:46:10,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:46:10,667 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:46:10,911 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:46:10,925 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:46:11,027 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:46:11,047 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:46:11,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11 WrapperNode [2018-10-26 22:46:11,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:46:11,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:46:11,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:46:11,049 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:46:11,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (1/1) ... [2018-10-26 22:46:11,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (1/1) ... [2018-10-26 22:46:11,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:46:11,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:46:11,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:46:11,158 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:46:11,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (1/1) ... [2018-10-26 22:46:11,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (1/1) ... [2018-10-26 22:46:11,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (1/1) ... [2018-10-26 22:46:11,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (1/1) ... [2018-10-26 22:46:11,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (1/1) ... [2018-10-26 22:46:11,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (1/1) ... [2018-10-26 22:46:11,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (1/1) ... [2018-10-26 22:46:11,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:46:11,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:46:11,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:46:11,194 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:46:11,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:46:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 22:46:11,252 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 22:46:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 22:46:11,252 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 22:46:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 22:46:11,252 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 22:46:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 22:46:11,253 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 22:46:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 22:46:11,253 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 22:46:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 22:46:11,253 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 22:46:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 22:46:11,253 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 22:46:11,253 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 22:46:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 22:46:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 22:46:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 22:46:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 22:46:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 22:46:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 22:46:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 22:46:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 22:46:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 22:46:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-10-26 22:46:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-10-26 22:46:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-10-26 22:46:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-10-26 22:46:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-10-26 22:46:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-10-26 22:46:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 22:46:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 22:46:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 22:46:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 22:46:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 22:46:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 22:46:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 22:46:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 22:46:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:46:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:46:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 22:46:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 22:46:12,142 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:46:12,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:46:12 BoogieIcfgContainer [2018-10-26 22:46:12,143 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:46:12,144 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 22:46:12,144 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 22:46:12,146 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 22:46:12,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 10:46:10" (1/3) ... [2018-10-26 22:46:12,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d01a575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:46:12, skipping insertion in model container [2018-10-26 22:46:12,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:46:11" (2/3) ... [2018-10-26 22:46:12,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d01a575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:46:12, skipping insertion in model container [2018-10-26 22:46:12,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:46:12" (3/3) ... [2018-10-26 22:46:12,150 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product09_true-unreach-call_false-termination.cil.c [2018-10-26 22:46:12,159 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 22:46:12,166 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 22:46:12,179 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 22:46:12,204 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 22:46:12,204 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 22:46:12,204 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 22:46:12,204 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 22:46:12,204 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 22:46:12,205 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 22:46:12,205 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 22:46:12,205 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 22:46:12,221 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states. [2018-10-26 22:46:12,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 22:46:12,229 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:46:12,230 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:46:12,232 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:46:12,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:46:12,237 INFO L82 PathProgramCache]: Analyzing trace with hash -1795373973, now seen corresponding path program 1 times [2018-10-26 22:46:12,239 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:46:12,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:46:12,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:46:12,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:46:12,281 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:46:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:46:12,536 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:46:12,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:46:12,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 22:46:12,539 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:46:12,548 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 22:46:12,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 22:46:12,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 22:46:12,562 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 2 states. [2018-10-26 22:46:12,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:46:12,591 INFO L93 Difference]: Finished difference Result 182 states and 229 transitions. [2018-10-26 22:46:12,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 22:46:12,592 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-10-26 22:46:12,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:46:12,601 INFO L225 Difference]: With dead ends: 182 [2018-10-26 22:46:12,601 INFO L226 Difference]: Without dead ends: 93 [2018-10-26 22:46:12,605 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 22:46:12,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-10-26 22:46:12,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2018-10-26 22:46:12,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2018-10-26 22:46:12,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 108 transitions. [2018-10-26 22:46:12,645 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 108 transitions. Word has length 59 [2018-10-26 22:46:12,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:46:12,645 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 108 transitions. [2018-10-26 22:46:12,645 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 22:46:12,646 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 108 transitions. [2018-10-26 22:46:12,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 22:46:12,648 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:46:12,648 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:46:12,648 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:46:12,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:46:12,649 INFO L82 PathProgramCache]: Analyzing trace with hash -219900731, now seen corresponding path program 1 times [2018-10-26 22:46:12,649 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:46:12,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:46:12,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:46:12,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:46:12,650 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:46:12,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:46:12,789 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:46:12,789 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:46:12,789 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 22:46:12,789 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:46:12,790 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 22:46:12,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 22:46:12,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 22:46:12,791 INFO L87 Difference]: Start difference. First operand 93 states and 108 transitions. Second operand 3 states. [2018-10-26 22:46:12,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:46:12,818 INFO L93 Difference]: Finished difference Result 129 states and 149 transitions. [2018-10-26 22:46:12,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 22:46:12,819 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-10-26 22:46:12,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:46:12,820 INFO L225 Difference]: With dead ends: 129 [2018-10-26 22:46:12,820 INFO L226 Difference]: Without dead ends: 83 [2018-10-26 22:46:12,821 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 22:46:12,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-10-26 22:46:12,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-10-26 22:46:12,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-10-26 22:46:12,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 95 transitions. [2018-10-26 22:46:12,831 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 95 transitions. Word has length 61 [2018-10-26 22:46:12,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:46:12,831 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 95 transitions. [2018-10-26 22:46:12,831 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 22:46:12,831 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2018-10-26 22:46:12,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 22:46:12,833 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:46:12,833 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:46:12,833 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:46:12,834 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:46:12,834 INFO L82 PathProgramCache]: Analyzing trace with hash 101688714, now seen corresponding path program 1 times [2018-10-26 22:46:12,834 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:46:12,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:46:12,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:46:12,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:46:12,835 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:46:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:46:13,391 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 22:46:13,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:46:13,396 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 22:46:13,396 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:46:13,397 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 22:46:13,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 22:46:13,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 22:46:13,397 INFO L87 Difference]: Start difference. First operand 83 states and 95 transitions. Second operand 7 states. [2018-10-26 22:46:14,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:46:14,333 INFO L93 Difference]: Finished difference Result 138 states and 163 transitions. [2018-10-26 22:46:14,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 22:46:14,334 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-10-26 22:46:14,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:46:14,336 INFO L225 Difference]: With dead ends: 138 [2018-10-26 22:46:14,336 INFO L226 Difference]: Without dead ends: 83 [2018-10-26 22:46:14,337 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-26 22:46:14,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-10-26 22:46:14,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-10-26 22:46:14,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-10-26 22:46:14,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 94 transitions. [2018-10-26 22:46:14,350 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 94 transitions. Word has length 65 [2018-10-26 22:46:14,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:46:14,355 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 94 transitions. [2018-10-26 22:46:14,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 22:46:14,355 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2018-10-26 22:46:14,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 22:46:14,357 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 22:46:14,357 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 22:46:14,357 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 22:46:14,360 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:46:14,360 INFO L82 PathProgramCache]: Analyzing trace with hash 823228, now seen corresponding path program 1 times [2018-10-26 22:46:14,360 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 22:46:14,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:46:14,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 22:46:14,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 22:46:14,361 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 22:46:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:46:14,485 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 22:46:14,485 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 22:46:14,485 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 22:46:14,486 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 22:46:14,486 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 22:46:14,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 22:46:14,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 22:46:14,487 INFO L87 Difference]: Start difference. First operand 83 states and 94 transitions. Second operand 6 states. [2018-10-26 22:46:14,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 22:46:14,700 INFO L93 Difference]: Finished difference Result 132 states and 155 transitions. [2018-10-26 22:46:14,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 22:46:14,700 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-10-26 22:46:14,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 22:46:14,701 INFO L225 Difference]: With dead ends: 132 [2018-10-26 22:46:14,701 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 22:46:14,702 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-26 22:46:14,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 22:46:14,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 22:46:14,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 22:46:14,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 22:46:14,703 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2018-10-26 22:46:14,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 22:46:14,703 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 22:46:14,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 22:46:14,704 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 22:46:14,704 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:46:14,709 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 22:46:15,121 WARN L179 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-26 22:46:15,293 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-26 22:46:15,511 WARN L179 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-26 22:46:15,939 WARN L179 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-10-26 22:46:15,986 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 163 169) no Hoare annotation was computed. [2018-10-26 22:46:15,987 INFO L428 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 163 169) the Hoare annotation is: true [2018-10-26 22:46:15,987 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 821 827) the Hoare annotation is: true [2018-10-26 22:46:15,987 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 821 827) no Hoare annotation was computed. [2018-10-26 22:46:15,987 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 828 836) no Hoare annotation was computed. [2018-10-26 22:46:15,987 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 828 836) the Hoare annotation is: true [2018-10-26 22:46:15,987 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 828 836) no Hoare annotation was computed. [2018-10-26 22:46:15,987 INFO L428 ceAbstractionStarter]: At program point testENTRY(lines 262 325) the Hoare annotation is: true [2018-10-26 22:46:15,987 INFO L421 ceAbstractionStarter]: At program point L318(lines 271 319) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 22:46:15,987 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 262 325) no Hoare annotation was computed. [2018-10-26 22:46:15,987 INFO L425 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2018-10-26 22:46:15,987 INFO L421 ceAbstractionStarter]: At program point L308-2(lines 302 313) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= test_~splverifierCounter~0 0) (not (= ~systemActive~0 1))) [2018-10-26 22:46:15,988 INFO L425 ceAbstractionStarter]: For program point L273(lines 272 317) no Hoare annotation was computed. [2018-10-26 22:46:15,988 INFO L425 ceAbstractionStarter]: For program point L302(lines 302 313) no Hoare annotation was computed. [2018-10-26 22:46:15,988 INFO L421 ceAbstractionStarter]: At program point L294(line 294) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= test_~splverifierCounter~0 0) (not (= ~systemActive~0 1))) [2018-10-26 22:46:15,988 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 298) no Hoare annotation was computed. [2018-10-26 22:46:15,988 INFO L425 ceAbstractionStarter]: For program point L292-1(lines 292 298) no Hoare annotation was computed. [2018-10-26 22:46:15,988 INFO L421 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= test_~splverifierCounter~0 0) (not (= ~systemActive~0 1))) [2018-10-26 22:46:15,988 INFO L421 ceAbstractionStarter]: At program point L315(lines 272 317) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= test_~splverifierCounter~0 0) (not (= ~systemActive~0 1))) [2018-10-26 22:46:15,988 INFO L425 ceAbstractionStarter]: For program point L282(lines 282 288) no Hoare annotation was computed. [2018-10-26 22:46:15,988 INFO L425 ceAbstractionStarter]: For program point L282-1(lines 282 288) no Hoare annotation was computed. [2018-10-26 22:46:15,988 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 278) no Hoare annotation was computed. [2018-10-26 22:46:15,988 INFO L425 ceAbstractionStarter]: For program point L272-1(lines 272 317) no Hoare annotation was computed. [2018-10-26 22:46:15,988 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 262 325) no Hoare annotation was computed. [2018-10-26 22:46:15,988 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 839 846) the Hoare annotation is: true [2018-10-26 22:46:15,989 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 839 846) no Hoare annotation was computed. [2018-10-26 22:46:15,989 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 839 846) no Hoare annotation was computed. [2018-10-26 22:46:15,989 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 847 856) the Hoare annotation is: true [2018-10-26 22:46:15,989 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 847 856) no Hoare annotation was computed. [2018-10-26 22:46:15,989 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 847 856) no Hoare annotation was computed. [2018-10-26 22:46:15,989 INFO L425 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2018-10-26 22:46:15,989 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 882) no Hoare annotation was computed. [2018-10-26 22:46:15,989 INFO L425 ceAbstractionStarter]: For program point L865-1(lines 857 885) no Hoare annotation was computed. [2018-10-26 22:46:15,989 INFO L428 ceAbstractionStarter]: At program point L863(line 863) the Hoare annotation is: true [2018-10-26 22:46:15,989 INFO L425 ceAbstractionStarter]: For program point L863-1(line 863) no Hoare annotation was computed. [2018-10-26 22:46:15,989 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 857 885) the Hoare annotation is: true [2018-10-26 22:46:15,990 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 857 885) no Hoare annotation was computed. [2018-10-26 22:46:15,990 INFO L421 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 22:46:15,990 INFO L425 ceAbstractionStarter]: For program point L870(lines 870 876) no Hoare annotation was computed. [2018-10-26 22:46:15,990 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 879) no Hoare annotation was computed. [2018-10-26 22:46:15,990 INFO L428 ceAbstractionStarter]: At program point L867(line 867) the Hoare annotation is: true [2018-10-26 22:46:15,990 INFO L425 ceAbstractionStarter]: For program point L867-1(line 867) no Hoare annotation was computed. [2018-10-26 22:46:15,990 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 413 435) the Hoare annotation is: true [2018-10-26 22:46:15,990 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 413 435) no Hoare annotation was computed. [2018-10-26 22:46:15,990 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 413 435) no Hoare annotation was computed. [2018-10-26 22:46:15,991 INFO L421 ceAbstractionStarter]: At program point L425(line 425) the Hoare annotation is: (or (= main_~tmp~2 ~systemActive~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 22:46:15,991 INFO L421 ceAbstractionStarter]: At program point L425-1(line 425) the Hoare annotation is: (or (= main_~tmp~2 ~systemActive~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 22:46:15,991 INFO L425 ceAbstractionStarter]: For program point L423(lines 423 430) no Hoare annotation was computed. [2018-10-26 22:46:15,991 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 423 430) no Hoare annotation was computed. [2018-10-26 22:46:15,991 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-26 22:46:15,999 INFO L428 ceAbstractionStarter]: At program point L420(line 420) the Hoare annotation is: true [2018-10-26 22:46:15,999 INFO L428 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: true [2018-10-26 22:46:15,999 INFO L428 ceAbstractionStarter]: At program point L419-1(line 419) the Hoare annotation is: true [2018-10-26 22:46:15,999 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2018-10-26 22:46:15,999 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2018-10-26 22:46:16,000 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2018-10-26 22:46:16,000 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:46:16,000 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-26 22:46:16,000 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:46:16,000 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2018-10-26 22:46:16,000 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2018-10-26 22:46:16,000 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2018-10-26 22:46:16,000 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: true [2018-10-26 22:46:16,000 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2018-10-26 22:46:16,000 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2018-10-26 22:46:16,000 INFO L428 ceAbstractionStarter]: At program point L152(line 152) the Hoare annotation is: true [2018-10-26 22:46:16,001 INFO L428 ceAbstractionStarter]: At program point L150(lines 150 156) the Hoare annotation is: true [2018-10-26 22:46:16,001 INFO L421 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-10-26 22:46:16,001 INFO L428 ceAbstractionStarter]: At program point timeShiftENTRY(lines 136 162) the Hoare annotation is: true [2018-10-26 22:46:16,001 INFO L425 ceAbstractionStarter]: For program point L143(lines 139 161) no Hoare annotation was computed. [2018-10-26 22:46:16,001 INFO L425 ceAbstractionStarter]: For program point L141(lines 139 161) no Hoare annotation was computed. [2018-10-26 22:46:16,001 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 136 162) no Hoare annotation was computed. [2018-10-26 22:46:16,001 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 136 162) no Hoare annotation was computed. [2018-10-26 22:46:16,001 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 337 366) no Hoare annotation was computed. [2018-10-26 22:46:16,001 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2018-10-26 22:46:16,001 INFO L428 ceAbstractionStarter]: At program point L351-1(lines 351 355) the Hoare annotation is: true [2018-10-26 22:46:16,001 INFO L425 ceAbstractionStarter]: For program point L347-1(lines 347 361) no Hoare annotation was computed. [2018-10-26 22:46:16,002 INFO L428 ceAbstractionStarter]: At program point L347-3(lines 347 361) the Hoare annotation is: true [2018-10-26 22:46:16,002 INFO L428 ceAbstractionStarter]: At program point L343(line 343) the Hoare annotation is: true [2018-10-26 22:46:16,002 INFO L425 ceAbstractionStarter]: For program point L343-1(line 343) no Hoare annotation was computed. [2018-10-26 22:46:16,002 INFO L428 ceAbstractionStarter]: At program point L362(lines 337 366) the Hoare annotation is: true [2018-10-26 22:46:16,002 INFO L425 ceAbstractionStarter]: For program point L358(line 358) no Hoare annotation was computed. [2018-10-26 22:46:16,002 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 337 366) the Hoare annotation is: true [2018-10-26 22:46:16,002 INFO L425 ceAbstractionStarter]: For program point L348(line 348) no Hoare annotation was computed. [2018-10-26 22:46:16,002 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2018-10-26 22:46:16,002 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2018-10-26 22:46:16,002 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2018-10-26 22:46:16,002 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 814 820) no Hoare annotation was computed. [2018-10-26 22:46:16,003 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 814 820) the Hoare annotation is: true [2018-10-26 22:46:16,003 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 22:46:16,003 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-10-26 22:46:16,003 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 22:46:16,003 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 22:46:16,003 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 391 397) no Hoare annotation was computed. [2018-10-26 22:46:16,003 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 391 397) the Hoare annotation is: true [2018-10-26 22:46:16,003 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2018-10-26 22:46:16,003 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2018-10-26 22:46:16,003 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2018-10-26 22:46:16,004 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 327 334) no Hoare annotation was computed. [2018-10-26 22:46:16,004 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 331) no Hoare annotation was computed. [2018-10-26 22:46:16,004 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 327 334) the Hoare annotation is: true [2018-10-26 22:46:16,004 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 327 334) no Hoare annotation was computed. [2018-10-26 22:46:16,004 INFO L428 ceAbstractionStarter]: At program point runTestENTRY(lines 399 409) the Hoare annotation is: true [2018-10-26 22:46:16,004 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 399 409) no Hoare annotation was computed. [2018-10-26 22:46:16,004 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 399 409) no Hoare annotation was computed. [2018-10-26 22:46:16,004 INFO L428 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: true [2018-10-26 22:46:16,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 10:46:16 BoogieIcfgContainer [2018-10-26 22:46:16,023 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 22:46:16,023 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:46:16,023 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:46:16,024 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:46:16,024 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:46:12" (3/4) ... [2018-10-26 22:46:16,028 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:46:16,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 22:46:16,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 22:46:16,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 22:46:16,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 22:46:16,034 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-10-26 22:46:16,035 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-10-26 22:46:16,035 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-10-26 22:46:16,035 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 22:46:16,035 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 22:46:16,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 22:46:16,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 22:46:16,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 22:46:16,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 22:46:16,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 22:46:16,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 22:46:16,037 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 22:46:16,038 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 22:46:16,038 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 22:46:16,038 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 22:46:16,038 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 22:46:16,048 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 137 nodes and edges [2018-10-26 22:46:16,048 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 22:46:16,049 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 22:46:16,132 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b3043a4b-ca17-4797-ac98-3cfe355cc463/bin-2019/utaipan/witness.graphml [2018-10-26 22:46:16,132 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:46:16,133 INFO L168 Benchmark]: Toolchain (without parser) took 5520.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 960.7 MB in the beginning and 899.3 MB in the end (delta: 61.5 MB). Peak memory consumption was 242.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:46:16,134 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-10-26 22:46:16,134 INFO L168 Benchmark]: CACSL2BoogieTranslator took 433.24 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 936.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 22:46:16,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 936.6 MB in the beginning and 1.2 GB in the end (delta: -232.3 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:46:16,134 INFO L168 Benchmark]: Boogie Preprocessor took 35.61 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: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:46:16,135 INFO L168 Benchmark]: RCFGBuilder took 949.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 81.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 11.5 GB. [2018-10-26 22:46:16,135 INFO L168 Benchmark]: TraceAbstraction took 3879.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 908.9 MB in the end (delta: 175.1 MB). Peak memory consumption was 175.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:46:16,137 INFO L168 Benchmark]: Witness Printer took 109.06 ms. Allocated memory is still 1.2 GB. Free memory was 908.9 MB in the beginning and 899.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:46:16,139 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 433.24 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 936.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 936.6 MB in the beginning and 1.2 GB in the end (delta: -232.3 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.61 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: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 949.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 81.6 MB). Peak memory consumption was 81.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3879.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 908.9 MB in the end (delta: 175.1 MB). Peak memory consumption was 175.1 MB. Max. memory is 11.5 GB. * Witness Printer took 109.06 ms. Allocated memory is still 1.2 GB. Free memory was 908.9 MB in the beginning and 899.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 331]: 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: 272]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || splverifierCounter == 0) || !(systemActive == 1) - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || !(systemActive == 1) - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 106 locations, 1 error locations. SAFE Result, 3.8s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 385 SDtfs, 144 SDslu, 482 SDs, 0 SdLazy, 132 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 125 PreInvPairs, 132 NumberOfFragments, 139 HoareAnnotationTreeSize, 125 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 43 FomulaSimplificationsInter, 402 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 25865 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...