./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product07_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_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/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 c39001161d93972d05784cb6dbc5024ef34abe15 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:14:10,221 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:14:10,222 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:14:10,229 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:14:10,229 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:14:10,230 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:14:10,230 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:14:10,231 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:14:10,233 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:14:10,234 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:14:10,234 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:14:10,235 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:14:10,235 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:14:10,236 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:14:10,237 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:14:10,237 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:14:10,238 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:14:10,239 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:14:10,241 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:14:10,242 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:14:10,243 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:14:10,243 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:14:10,245 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:14:10,245 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:14:10,246 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:14:10,246 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:14:10,247 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:14:10,247 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:14:10,248 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:14:10,249 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:14:10,249 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:14:10,250 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:14:10,250 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:14:10,250 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:14:10,250 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:14:10,251 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:14:10,251 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 15:14:10,260 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:14:10,260 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:14:10,261 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:14:10,261 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:14:10,261 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:14:10,261 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:14:10,261 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:14:10,262 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 15:14:10,262 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:14:10,262 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:14:10,262 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 15:14:10,262 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 15:14:10,262 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:14:10,262 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:14:10,263 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:14:10,263 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:14:10,263 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:14:10,263 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:14:10,263 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:14:10,263 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:14:10,263 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:14:10,264 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:14:10,264 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:14:10,265 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:14:10,265 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:14:10,265 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:14:10,265 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:14:10,265 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:14:10,265 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:14:10,265 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:14:10,266 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:14:10,266 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:14:10,266 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:14:10,266 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 15:14:10,266 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:14:10,266 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:14:10,266 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 15:14:10,266 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_88753a51-3066-404e-927f-a68cab0fb6c2/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 -> c39001161d93972d05784cb6dbc5024ef34abe15 [2018-11-18 15:14:10,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:14:10,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:14:10,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:14:10,302 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:14:10,302 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:14:10,303 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c [2018-11-18 15:14:10,339 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/data/d81aace1f/d83ad0492e5c467f8f18fd5430d9555c/FLAG476aa0c3c [2018-11-18 15:14:10,714 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:14:10,714 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c [2018-11-18 15:14:10,721 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/data/d81aace1f/d83ad0492e5c467f8f18fd5430d9555c/FLAG476aa0c3c [2018-11-18 15:14:11,102 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/data/d81aace1f/d83ad0492e5c467f8f18fd5430d9555c [2018-11-18 15:14:11,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:14:11,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:14:11,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:14:11,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:14:11,109 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:14:11,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5ed404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11, skipping insertion in model container [2018-11-18 15:14:11,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:14:11,145 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:14:11,338 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:14:11,347 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:14:11,461 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:14:11,483 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:14:11,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11 WrapperNode [2018-11-18 15:14:11,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:14:11,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:14:11,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:14:11,485 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:14:11,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:14:11,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:14:11,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:14:11,515 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:14:11,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (1/1) ... [2018-11-18 15:14:11,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:14:11,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:14:11,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:14:11,546 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:14:11,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/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 15:14:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 15:14:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 15:14:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:14:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:14:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 15:14:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 15:14:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:14:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 15:14:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 15:14:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 15:14:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 15:14:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 15:14:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 15:14:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 15:14:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 15:14:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-18 15:14:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-18 15:14:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-18 15:14:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-18 15:14:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 15:14:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 15:14:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 15:14:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 15:14:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 15:14:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 15:14:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 15:14:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 15:14:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 15:14:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 15:14:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 15:14:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 15:14:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 15:14:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 15:14:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 15:14:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 15:14:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 15:14:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 15:14:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 15:14:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 15:14:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 15:14:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 15:14:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:14:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:14:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 15:14:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 15:14:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 15:14:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 15:14:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:14:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:14:12,019 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:14:12,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:14:12 BoogieIcfgContainer [2018-11-18 15:14:12,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:14:12,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:14:12,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:14:12,024 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:14:12,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:14:11" (1/3) ... [2018-11-18 15:14:12,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43529e7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:14:12, skipping insertion in model container [2018-11-18 15:14:12,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:14:11" (2/3) ... [2018-11-18 15:14:12,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43529e7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:14:12, skipping insertion in model container [2018-11-18 15:14:12,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:14:12" (3/3) ... [2018-11-18 15:14:12,026 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product07_true-unreach-call_false-termination.cil.c [2018-11-18 15:14:12,032 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:14:12,038 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:14:12,047 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:14:12,070 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:14:12,070 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:14:12,070 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:14:12,070 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:14:12,070 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:14:12,070 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:14:12,071 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:14:12,071 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:14:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states. [2018-11-18 15:14:12,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 15:14:12,091 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:14:12,092 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 15:14:12,094 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:14:12,099 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:14:12,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1892355903, now seen corresponding path program 1 times [2018-11-18 15:14:12,100 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:14:12,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:14:12,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:14:12,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:14:12,130 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:14:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:14:12,295 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 15:14:12,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:14:12,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:14:12,297 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:14:12,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:14:12,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:14:12,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:14:12,310 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 2 states. [2018-11-18 15:14:12,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:14:12,335 INFO L93 Difference]: Finished difference Result 220 states and 277 transitions. [2018-11-18 15:14:12,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:14:12,336 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-18 15:14:12,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:14:12,344 INFO L225 Difference]: With dead ends: 220 [2018-11-18 15:14:12,344 INFO L226 Difference]: Without dead ends: 112 [2018-11-18 15:14:12,347 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 15:14:12,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-11-18 15:14:12,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2018-11-18 15:14:12,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-11-18 15:14:12,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 132 transitions. [2018-11-18 15:14:12,382 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 132 transitions. Word has length 51 [2018-11-18 15:14:12,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:14:12,382 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 132 transitions. [2018-11-18 15:14:12,382 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:14:12,382 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 132 transitions. [2018-11-18 15:14:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 15:14:12,385 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:14:12,385 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 15:14:12,385 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:14:12,385 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:14:12,385 INFO L82 PathProgramCache]: Analyzing trace with hash 895456440, now seen corresponding path program 1 times [2018-11-18 15:14:12,386 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:14:12,386 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:14:12,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:14:12,387 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:14:12,387 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:14:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:14:12,476 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 15:14:12,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:14:12,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:14:12,476 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:14:12,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:14:12,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:14:12,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:14:12,478 INFO L87 Difference]: Start difference. First operand 112 states and 132 transitions. Second operand 3 states. [2018-11-18 15:14:12,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:14:12,494 INFO L93 Difference]: Finished difference Result 161 states and 189 transitions. [2018-11-18 15:14:12,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:14:12,495 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 15:14:12,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:14:12,497 INFO L225 Difference]: With dead ends: 161 [2018-11-18 15:14:12,497 INFO L226 Difference]: Without dead ends: 102 [2018-11-18 15:14:12,498 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 15:14:12,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-11-18 15:14:12,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2018-11-18 15:14:12,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-11-18 15:14:12,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 119 transitions. [2018-11-18 15:14:12,507 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 119 transitions. Word has length 53 [2018-11-18 15:14:12,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:14:12,508 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 119 transitions. [2018-11-18 15:14:12,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:14:12,508 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 119 transitions. [2018-11-18 15:14:12,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 15:14:12,509 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:14:12,510 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 15:14:12,510 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:14:12,510 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:14:12,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1016750419, now seen corresponding path program 1 times [2018-11-18 15:14:12,510 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:14:12,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:14:12,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:14:12,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:14:12,511 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:14:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:14:12,621 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 15:14:12,621 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:14:12,621 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 15:14:12,621 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:14:12,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 15:14:12,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 15:14:12,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:14:12,622 INFO L87 Difference]: Start difference. First operand 102 states and 119 transitions. Second operand 7 states. [2018-11-18 15:14:13,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:14:13,060 INFO L93 Difference]: Finished difference Result 302 states and 370 transitions. [2018-11-18 15:14:13,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 15:14:13,061 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-18 15:14:13,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:14:13,063 INFO L225 Difference]: With dead ends: 302 [2018-11-18 15:14:13,064 INFO L226 Difference]: Without dead ends: 228 [2018-11-18 15:14:13,064 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:14:13,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-11-18 15:14:13,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 220. [2018-11-18 15:14:13,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2018-11-18 15:14:13,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 269 transitions. [2018-11-18 15:14:13,090 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 269 transitions. Word has length 57 [2018-11-18 15:14:13,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:14:13,090 INFO L480 AbstractCegarLoop]: Abstraction has 220 states and 269 transitions. [2018-11-18 15:14:13,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 15:14:13,091 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 269 transitions. [2018-11-18 15:14:13,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 15:14:13,093 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:14:13,093 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 15:14:13,094 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:14:13,095 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:14:13,095 INFO L82 PathProgramCache]: Analyzing trace with hash -858744831, now seen corresponding path program 1 times [2018-11-18 15:14:13,095 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:14:13,095 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:14:13,095 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:14:13,096 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:14:13,096 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:14:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:14:13,195 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 15:14:13,196 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:14:13,196 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 15:14:13,196 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:14:13,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 15:14:13,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 15:14:13,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 15:14:13,197 INFO L87 Difference]: Start difference. First operand 220 states and 269 transitions. Second operand 6 states. [2018-11-18 15:14:13,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:14:13,394 INFO L93 Difference]: Finished difference Result 586 states and 741 transitions. [2018-11-18 15:14:13,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 15:14:13,395 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 63 [2018-11-18 15:14:13,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:14:13,398 INFO L225 Difference]: With dead ends: 586 [2018-11-18 15:14:13,398 INFO L226 Difference]: Without dead ends: 394 [2018-11-18 15:14:13,400 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 15:14:13,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2018-11-18 15:14:13,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 388. [2018-11-18 15:14:13,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 388 states. [2018-11-18 15:14:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 478 transitions. [2018-11-18 15:14:13,433 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 478 transitions. Word has length 63 [2018-11-18 15:14:13,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:14:13,434 INFO L480 AbstractCegarLoop]: Abstraction has 388 states and 478 transitions. [2018-11-18 15:14:13,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 15:14:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 478 transitions. [2018-11-18 15:14:13,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 15:14:13,436 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:14:13,436 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 15:14:13,437 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:14:13,437 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:14:13,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1097476131, now seen corresponding path program 1 times [2018-11-18 15:14:13,437 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:14:13,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:14:13,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:14:13,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:14:13,438 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:14:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:14:13,534 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 15:14:13,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:14:13,535 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 15:14:13,535 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:14:13,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 15:14:13,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 15:14:13,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:14:13,536 INFO L87 Difference]: Start difference. First operand 388 states and 478 transitions. Second operand 7 states. [2018-11-18 15:14:13,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:14:13,848 INFO L93 Difference]: Finished difference Result 660 states and 837 transitions. [2018-11-18 15:14:13,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 15:14:13,848 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 67 [2018-11-18 15:14:13,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:14:13,849 INFO L225 Difference]: With dead ends: 660 [2018-11-18 15:14:13,849 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:14:13,851 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-18 15:14:13,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:14:13,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:14:13,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:14:13,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:14:13,855 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2018-11-18 15:14:13,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:14:13,855 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:14:13,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 15:14:13,855 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:14:13,856 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:14:13,859 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:14:14,531 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 201 208) the Hoare annotation is: true [2018-11-18 15:14:14,531 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 201 208) no Hoare annotation was computed. [2018-11-18 15:14:14,531 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 201 208) no Hoare annotation was computed. [2018-11-18 15:14:14,531 INFO L421 ceAbstractionStarter]: At program point L187(line 187) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 15:14:14,531 INFO L425 ceAbstractionStarter]: For program point L187-1(lines 168 192) no Hoare annotation was computed. [2018-11-18 15:14:14,531 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 168 192) no Hoare annotation was computed. [2018-11-18 15:14:14,531 INFO L421 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 15:14:14,531 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 168 192) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 15:14:14,532 INFO L421 ceAbstractionStarter]: At program point L178(line 178) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 15:14:14,532 INFO L425 ceAbstractionStarter]: For program point L176(lines 176 184) no Hoare annotation was computed. [2018-11-18 15:14:14,532 INFO L421 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2018-11-18 15:14:14,532 INFO L425 ceAbstractionStarter]: For program point L174-1(line 174) no Hoare annotation was computed. [2018-11-18 15:14:14,532 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 189) no Hoare annotation was computed. [2018-11-18 15:14:14,532 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 370 376) the Hoare annotation is: true [2018-11-18 15:14:14,532 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 370 376) no Hoare annotation was computed. [2018-11-18 15:14:14,532 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 160 166) no Hoare annotation was computed. [2018-11-18 15:14:14,532 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 160 166) the Hoare annotation is: true [2018-11-18 15:14:14,532 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 377 385) no Hoare annotation was computed. [2018-11-18 15:14:14,532 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 377 385) the Hoare annotation is: true [2018-11-18 15:14:14,532 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 377 385) no Hoare annotation was computed. [2018-11-18 15:14:14,533 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 282 347) 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 15:14:14,533 INFO L421 ceAbstractionStarter]: At program point L314(line 314) 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 15:14:14,533 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 318) no Hoare annotation was computed. [2018-11-18 15:14:14,533 INFO L425 ceAbstractionStarter]: For program point L312-1(lines 312 318) no Hoare annotation was computed. [2018-11-18 15:14:14,533 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 282 347) no Hoare annotation was computed. [2018-11-18 15:14:14,533 INFO L421 ceAbstractionStarter]: At program point L337(lines 292 339) 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 15:14:14,533 INFO L421 ceAbstractionStarter]: At program point L304(line 304) 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 15:14:14,533 INFO L425 ceAbstractionStarter]: For program point L302(lines 302 308) no Hoare annotation was computed. [2018-11-18 15:14:14,533 INFO L425 ceAbstractionStarter]: For program point L302-1(lines 302 308) no Hoare annotation was computed. [2018-11-18 15:14:14,533 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 298) no Hoare annotation was computed. [2018-11-18 15:14:14,534 INFO L425 ceAbstractionStarter]: For program point L292-1(lines 292 339) no Hoare annotation was computed. [2018-11-18 15:14:14,534 INFO L421 ceAbstractionStarter]: At program point L340(lines 291 341) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 15:14:14,534 INFO L421 ceAbstractionStarter]: At program point L330(line 330) 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 15:14:14,534 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 334) no Hoare annotation was computed. [2018-11-18 15:14:14,534 INFO L421 ceAbstractionStarter]: At program point L328-1(lines 322 335) 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 15:14:14,534 INFO L425 ceAbstractionStarter]: For program point L293(lines 292 339) no Hoare annotation was computed. [2018-11-18 15:14:14,534 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 282 347) no Hoare annotation was computed. [2018-11-18 15:14:14,534 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 335) no Hoare annotation was computed. [2018-11-18 15:14:14,534 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 836 858) 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 15:14:14,534 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 836 858) no Hoare annotation was computed. [2018-11-18 15:14:14,535 INFO L421 ceAbstractionStarter]: At program point L848(line 848) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 15:14:14,535 INFO L421 ceAbstractionStarter]: At program point L848-1(line 848) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-18 15:14:14,535 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 853) no Hoare annotation was computed. [2018-11-18 15:14:14,535 INFO L425 ceAbstractionStarter]: For program point L846-1(lines 846 853) no Hoare annotation was computed. [2018-11-18 15:14:14,535 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 836 858) no Hoare annotation was computed. [2018-11-18 15:14:14,535 INFO L425 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-11-18 15:14:14,535 INFO L421 ceAbstractionStarter]: At program point L843(line 843) 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 15:14:14,535 INFO L421 ceAbstractionStarter]: At program point L842(line 842) 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 15:14:14,535 INFO L421 ceAbstractionStarter]: At program point L842-1(line 842) 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 15:14:14,535 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 265 279) no Hoare annotation was computed. [2018-11-18 15:14:14,536 INFO L421 ceAbstractionStarter]: At program point L271(line 271) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 15:14:14,536 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 275) no Hoare annotation was computed. [2018-11-18 15:14:14,536 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 265 279) 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 15:14:14,536 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 265 279) no Hoare annotation was computed. [2018-11-18 15:14:14,536 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 220 228) no Hoare annotation was computed. [2018-11-18 15:14:14,537 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 220 228) the Hoare annotation is: true [2018-11-18 15:14:14,537 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 220 228) no Hoare annotation was computed. [2018-11-18 15:14:14,537 INFO L421 ceAbstractionStarter]: At program point L884(line 884) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-18 15:14:14,537 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 888) no Hoare annotation was computed. [2018-11-18 15:14:14,537 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 891) no Hoare annotation was computed. [2018-11-18 15:14:14,537 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 869 897) the Hoare annotation is: true [2018-11-18 15:14:14,537 INFO L421 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-18 15:14:14,537 INFO L425 ceAbstractionStarter]: For program point L879-1(line 879) no Hoare annotation was computed. [2018-11-18 15:14:14,537 INFO L425 ceAbstractionStarter]: For program point L877(lines 877 894) no Hoare annotation was computed. [2018-11-18 15:14:14,537 INFO L425 ceAbstractionStarter]: For program point L877-1(lines 869 897) no Hoare annotation was computed. [2018-11-18 15:14:14,537 INFO L428 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: true [2018-11-18 15:14:14,537 INFO L425 ceAbstractionStarter]: For program point L875-1(line 875) no Hoare annotation was computed. [2018-11-18 15:14:14,537 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 869 897) no Hoare annotation was computed. [2018-11-18 15:14:14,538 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 861 868) the Hoare annotation is: true [2018-11-18 15:14:14,538 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 861 868) no Hoare annotation was computed. [2018-11-18 15:14:14,538 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 861 868) no Hoare annotation was computed. [2018-11-18 15:14:14,538 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:14:14,538 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 15:14:14,538 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:14:14,538 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 ~methaneLevelCritical~0)) [2018-11-18 15:14:14,538 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2018-11-18 15:14:14,538 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2018-11-18 15:14:14,538 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 763 792) no Hoare annotation was computed. [2018-11-18 15:14:14,538 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 781) no Hoare annotation was computed. [2018-11-18 15:14:14,538 INFO L428 ceAbstractionStarter]: At program point L777-1(lines 777 781) the Hoare annotation is: true [2018-11-18 15:14:14,539 INFO L425 ceAbstractionStarter]: For program point L773-1(lines 773 787) no Hoare annotation was computed. [2018-11-18 15:14:14,539 INFO L428 ceAbstractionStarter]: At program point L773-3(lines 773 787) the Hoare annotation is: true [2018-11-18 15:14:14,539 INFO L428 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: true [2018-11-18 15:14:14,539 INFO L425 ceAbstractionStarter]: For program point L769-1(line 769) no Hoare annotation was computed. [2018-11-18 15:14:14,539 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 763 792) the Hoare annotation is: true [2018-11-18 15:14:14,539 INFO L428 ceAbstractionStarter]: At program point L788(lines 763 792) the Hoare annotation is: true [2018-11-18 15:14:14,539 INFO L425 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-11-18 15:14:14,539 INFO L425 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2018-11-18 15:14:14,539 INFO L421 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-18 15:14:14,539 INFO L421 ceAbstractionStarter]: At program point L147(lines 147 153) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 15:14:14,539 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 136 159) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-18 15:14:14,539 INFO L421 ceAbstractionStarter]: At program point L142(line 142) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-18 15:14:14,540 INFO L425 ceAbstractionStarter]: For program point L140(lines 139 158) no Hoare annotation was computed. [2018-11-18 15:14:14,540 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 136 159) no Hoare annotation was computed. [2018-11-18 15:14:14,540 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 136 159) no Hoare annotation was computed. [2018-11-18 15:14:14,540 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2018-11-18 15:14:14,540 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2018-11-18 15:14:14,540 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2018-11-18 15:14:14,540 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2018-11-18 15:14:14,540 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2018-11-18 15:14:14,540 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2018-11-18 15:14:14,540 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 363 369) no Hoare annotation was computed. [2018-11-18 15:14:14,540 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 363 369) the Hoare annotation is: true [2018-11-18 15:14:14,541 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 817 823) no Hoare annotation was computed. [2018-11-18 15:14:14,541 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 817 823) the Hoare annotation is: true [2018-11-18 15:14:14,541 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:14:14,541 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 15:14:14,541 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:14:14,541 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:14:14,541 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2018-11-18 15:14:14,541 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2018-11-18 15:14:14,541 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: true [2018-11-18 15:14:14,541 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 387 394) no Hoare annotation was computed. [2018-11-18 15:14:14,542 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2018-11-18 15:14:14,542 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 387 394) the Hoare annotation is: true [2018-11-18 15:14:14,542 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 387 394) no Hoare annotation was computed. [2018-11-18 15:14:14,542 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 825 835) 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 15:14:14,542 INFO L421 ceAbstractionStarter]: At program point L830(line 830) 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 15:14:14,542 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 825 835) no Hoare annotation was computed. [2018-11-18 15:14:14,542 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 825 835) no Hoare annotation was computed. [2018-11-18 15:14:14,542 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 209 219) the Hoare annotation is: true [2018-11-18 15:14:14,542 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 209 219) no Hoare annotation was computed. [2018-11-18 15:14:14,543 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 209 219) no Hoare annotation was computed. [2018-11-18 15:14:14,543 INFO L428 ceAbstractionStarter]: At program point L214(line 214) the Hoare annotation is: true [2018-11-18 15:14:14,543 INFO L425 ceAbstractionStarter]: For program point L214-1(line 214) no Hoare annotation was computed. [2018-11-18 15:14:14,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:14:14 BoogieIcfgContainer [2018-11-18 15:14:14,553 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:14:14,553 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:14:14,553 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:14:14,553 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:14:14,554 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:14:12" (3/4) ... [2018-11-18 15:14:14,558 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:14:14,566 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 15:14:14,566 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 15:14:14,566 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 15:14:14,566 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 15:14:14,567 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 15:14:14,568 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 15:14:14,568 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 15:14:14,568 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 15:14:14,568 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 15:14:14,568 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 15:14:14,568 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 15:14:14,574 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-18 15:14:14,574 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 15:14:14,575 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 15:14:14,598 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 15:14:14,598 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-18 15:14:14,630 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_88753a51-3066-404e-927f-a68cab0fb6c2/bin-2019/utaipan/witness.graphml [2018-11-18 15:14:14,630 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:14:14,631 INFO L168 Benchmark]: Toolchain (without parser) took 3526.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 950.0 MB in the beginning and 922.3 MB in the end (delta: 27.7 MB). Peak memory consumption was 149.9 MB. Max. memory is 11.5 GB. [2018-11-18 15:14:14,632 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:14:14,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:14:14,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:14:14,633 INFO L168 Benchmark]: Boogie Preprocessor took 30.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:14:14,633 INFO L168 Benchmark]: RCFGBuilder took 474.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:14:14,633 INFO L168 Benchmark]: TraceAbstraction took 2531.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 932.9 MB in the end (delta: 125.6 MB). Peak memory consumption was 125.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:14:14,633 INFO L168 Benchmark]: Witness Printer took 77.13 ms. Allocated memory is still 1.2 GB. Free memory was 932.9 MB in the beginning and 922.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:14:14,635 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -165.8 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 474.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2531.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 932.9 MB in the end (delta: 125.6 MB). Peak memory consumption was 125.6 MB. Max. memory is 11.5 GB. * Witness Printer took 77.13 ms. Allocated memory is still 1.2 GB. Free memory was 932.9 MB in the beginning and 922.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 391]: 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: 292]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 125 locations, 1 error locations. SAFE Result, 2.4s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 619 SDtfs, 404 SDslu, 1121 SDs, 0 SdLazy, 406 SolverSat, 104 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s 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: 0.0s 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, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s 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...