./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product03_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_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/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 181dcb39cfcdf755d846c39f79068002a5e5061c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:06:22,201 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:06:22,202 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:06:22,211 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:06:22,212 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:06:22,212 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:06:22,213 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:06:22,215 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:06:22,216 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:06:22,217 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:06:22,218 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:06:22,218 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:06:22,219 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:06:22,220 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:06:22,221 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:06:22,222 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:06:22,222 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:06:22,224 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:06:22,226 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:06:22,227 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:06:22,228 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:06:22,229 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:06:22,231 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:06:22,232 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:06:22,232 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:06:22,233 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:06:22,233 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:06:22,234 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:06:22,235 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:06:22,236 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:06:22,236 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:06:22,237 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:06:22,237 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:06:22,238 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:06:22,238 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:06:22,239 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:06:22,240 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 21:06:22,251 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:06:22,251 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:06:22,252 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:06:22,252 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 21:06:22,253 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 21:06:22,253 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 21:06:22,253 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 21:06:22,253 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 21:06:22,253 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 21:06:22,253 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 21:06:22,254 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 21:06:22,254 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:06:22,254 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:06:22,254 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:06:22,255 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:06:22,255 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:06:22,255 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:06:22,255 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:06:22,257 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:06:22,257 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:06:22,257 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:06:22,257 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:06:22,257 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:06:22,258 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:06:22,258 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:06:22,258 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:06:22,258 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:06:22,258 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:06:22,258 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:06:22,258 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:06:22,259 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 21:06:22,259 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:06:22,259 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:06:22,259 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:06:22,259 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_9fb11487-389c-443e-abfa-8e2f8c4c4d18/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 -> 181dcb39cfcdf755d846c39f79068002a5e5061c [2018-10-26 21:06:22,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:06:22,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:06:22,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:06:22,307 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:06:22,308 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:06:22,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c [2018-10-26 21:06:22,352 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/data/f9d4670c2/89a2d10d8c3a4cc0a04ba64d46378e82/FLAG0317ab706 [2018-10-26 21:06:22,774 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:06:22,775 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/sv-benchmarks/c/product-lines/minepump_spec5_product03_true-unreach-call_false-termination.cil.c [2018-10-26 21:06:22,790 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/data/f9d4670c2/89a2d10d8c3a4cc0a04ba64d46378e82/FLAG0317ab706 [2018-10-26 21:06:22,806 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/data/f9d4670c2/89a2d10d8c3a4cc0a04ba64d46378e82 [2018-10-26 21:06:22,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:06:22,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:06:22,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:06:22,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:06:22,817 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:06:22,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:06:22" (1/1) ... [2018-10-26 21:06:22,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bd24825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:22, skipping insertion in model container [2018-10-26 21:06:22,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:06:22" (1/1) ... [2018-10-26 21:06:22,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:06:22,865 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:06:23,093 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:06:23,102 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:06:23,160 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:06:23,182 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:06:23,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23 WrapperNode [2018-10-26 21:06:23,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:06:23,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:06:23,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:06:23,184 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:06:23,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (1/1) ... [2018-10-26 21:06:23,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (1/1) ... [2018-10-26 21:06:23,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:06:23,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:06:23,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:06:23,312 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:06:23,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (1/1) ... [2018-10-26 21:06:23,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (1/1) ... [2018-10-26 21:06:23,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (1/1) ... [2018-10-26 21:06:23,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (1/1) ... [2018-10-26 21:06:23,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (1/1) ... [2018-10-26 21:06:23,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (1/1) ... [2018-10-26 21:06:23,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (1/1) ... [2018-10-26 21:06:23,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:06:23,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:06:23,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:06:23,360 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:06:23,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/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 21:06:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-10-26 21:06:23,434 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-10-26 21:06:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 21:06:23,434 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 21:06:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-10-26 21:06:23,434 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-10-26 21:06:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-10-26 21:06:23,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-10-26 21:06:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-10-26 21:06:23,435 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-10-26 21:06:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-10-26 21:06:23,435 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-10-26 21:06:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-10-26 21:06:23,435 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-10-26 21:06:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-10-26 21:06:23,436 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-10-26 21:06:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-10-26 21:06:23,437 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-10-26 21:06:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-10-26 21:06:23,437 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-10-26 21:06:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-10-26 21:06:23,437 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-10-26 21:06:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-10-26 21:06:23,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-10-26 21:06:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-10-26 21:06:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-10-26 21:06:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-10-26 21:06:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-10-26 21:06:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-10-26 21:06:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-10-26 21:06:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-10-26 21:06:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-10-26 21:06:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-10-26 21:06:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-10-26 21:06:23,438 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-10-26 21:06:23,439 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-10-26 21:06:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-10-26 21:06:23,439 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-10-26 21:06:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 21:06:23,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 21:06:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-10-26 21:06:23,439 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-10-26 21:06:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:06:23,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:06:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-10-26 21:06:23,440 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-10-26 21:06:24,237 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:06:24,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:06:24 BoogieIcfgContainer [2018-10-26 21:06:24,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:06:24,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:06:24,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:06:24,242 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:06:24,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:06:22" (1/3) ... [2018-10-26 21:06:24,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4237908b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:06:24, skipping insertion in model container [2018-10-26 21:06:24,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:06:23" (2/3) ... [2018-10-26 21:06:24,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4237908b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:06:24, skipping insertion in model container [2018-10-26 21:06:24,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:06:24" (3/3) ... [2018-10-26 21:06:24,245 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product03_true-unreach-call_false-termination.cil.c [2018-10-26 21:06:24,253 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:06:24,260 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:06:24,274 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:06:24,302 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:06:24,302 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:06:24,302 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:06:24,302 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:06:24,303 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:06:24,303 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:06:24,303 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:06:24,303 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:06:24,321 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2018-10-26 21:06:24,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-26 21:06:24,329 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:06:24,329 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 21:06:24,332 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:06:24,336 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:06:24,337 INFO L82 PathProgramCache]: Analyzing trace with hash 810823116, now seen corresponding path program 1 times [2018-10-26 21:06:24,339 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:06:24,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:06:24,381 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:06:24,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:06:24,382 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:06:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:06:24,560 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 21:06:24,562 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:06:24,562 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 21:06:24,562 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:06:24,567 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 21:06:24,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 21:06:24,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:06:24,582 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2018-10-26 21:06:24,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:06:24,613 INFO L93 Difference]: Finished difference Result 200 states and 249 transitions. [2018-10-26 21:06:24,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 21:06:24,614 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-10-26 21:06:24,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:06:24,623 INFO L225 Difference]: With dead ends: 200 [2018-10-26 21:06:24,624 INFO L226 Difference]: Without dead ends: 102 [2018-10-26 21:06:24,627 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 21:06:24,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-10-26 21:06:24,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2018-10-26 21:06:24,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-10-26 21:06:24,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2018-10-26 21:06:24,670 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 59 [2018-10-26 21:06:24,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:06:24,670 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2018-10-26 21:06:24,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 21:06:24,670 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2018-10-26 21:06:24,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 21:06:24,674 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:06:24,674 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 21:06:24,674 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:06:24,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:06:24,675 INFO L82 PathProgramCache]: Analyzing trace with hash -608700443, now seen corresponding path program 1 times [2018-10-26 21:06:24,675 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:06:24,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:06:24,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:06:24,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:06:24,677 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:06:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:06:24,833 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 21:06:24,834 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:06:24,834 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:06:24,834 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:06:24,836 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 21:06:24,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 21:06:24,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:06:24,836 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 3 states. [2018-10-26 21:06:24,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:06:24,871 INFO L93 Difference]: Finished difference Result 138 states and 159 transitions. [2018-10-26 21:06:24,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 21:06:24,872 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-10-26 21:06:24,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:06:24,873 INFO L225 Difference]: With dead ends: 138 [2018-10-26 21:06:24,873 INFO L226 Difference]: Without dead ends: 92 [2018-10-26 21:06:24,874 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 21:06:24,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2018-10-26 21:06:24,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2018-10-26 21:06:24,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-10-26 21:06:24,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 105 transitions. [2018-10-26 21:06:24,892 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 105 transitions. Word has length 61 [2018-10-26 21:06:24,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:06:24,892 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 105 transitions. [2018-10-26 21:06:24,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 21:06:24,893 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2018-10-26 21:06:24,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-26 21:06:24,894 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:06:24,894 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 21:06:24,895 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:06:24,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:06:24,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1196453111, now seen corresponding path program 1 times [2018-10-26 21:06:24,895 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:06:24,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:06:24,896 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:06:24,896 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:06:24,896 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:06:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:06:25,061 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 21:06:25,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:06:25,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 21:06:25,062 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:06:25,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 21:06:25,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 21:06:25,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 21:06:25,063 INFO L87 Difference]: Start difference. First operand 92 states and 105 transitions. Second operand 3 states. [2018-10-26 21:06:25,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:06:25,112 INFO L93 Difference]: Finished difference Result 215 states and 257 transitions. [2018-10-26 21:06:25,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 21:06:25,113 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2018-10-26 21:06:25,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:06:25,117 INFO L225 Difference]: With dead ends: 215 [2018-10-26 21:06:25,117 INFO L226 Difference]: Without dead ends: 151 [2018-10-26 21:06:25,118 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 21:06:25,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-10-26 21:06:25,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 141. [2018-10-26 21:06:25,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2018-10-26 21:06:25,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 167 transitions. [2018-10-26 21:06:25,140 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 167 transitions. Word has length 65 [2018-10-26 21:06:25,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:06:25,141 INFO L481 AbstractCegarLoop]: Abstraction has 141 states and 167 transitions. [2018-10-26 21:06:25,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 21:06:25,141 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 167 transitions. [2018-10-26 21:06:25,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-26 21:06:25,143 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:06:25,143 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 21:06:25,144 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:06:25,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:06:25,145 INFO L82 PathProgramCache]: Analyzing trace with hash 206830765, now seen corresponding path program 1 times [2018-10-26 21:06:25,145 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:06:25,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:06:25,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:06:25,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:06:25,146 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:06:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:06:25,429 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 21:06:25,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:06:25,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 21:06:25,430 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:06:25,430 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:06:25,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:06:25,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:06:25,431 INFO L87 Difference]: Start difference. First operand 141 states and 167 transitions. Second operand 6 states. [2018-10-26 21:06:26,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:06:26,390 INFO L93 Difference]: Finished difference Result 241 states and 296 transitions. [2018-10-26 21:06:26,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 21:06:26,392 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-10-26 21:06:26,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:06:26,393 INFO L225 Difference]: With dead ends: 241 [2018-10-26 21:06:26,393 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:06:26,394 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-26 21:06:26,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:06:26,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:06:26,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:06:26,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:06:26,395 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2018-10-26 21:06:26,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:06:26,398 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:06:26,398 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:06:26,399 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:06:26,399 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:06:26,402 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:06:26,629 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 21:06:26,800 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 21:06:27,401 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 610 617) the Hoare annotation is: true [2018-10-26 21:06:27,402 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 610 617) no Hoare annotation was computed. [2018-10-26 21:06:27,402 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 610 617) no Hoare annotation was computed. [2018-10-26 21:06:27,402 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 595 601) no Hoare annotation was computed. [2018-10-26 21:06:27,402 INFO L428 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 595 601) the Hoare annotation is: true [2018-10-26 21:06:27,402 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2018-10-26 21:06:27,402 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2018-10-26 21:06:27,402 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2018-10-26 21:06:27,403 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2018-10-26 21:06:27,403 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2018-10-26 21:06:27,403 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 690 755) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,403 INFO L425 ceAbstractionStarter]: For program point L702(lines 702 706) no Hoare annotation was computed. [2018-10-26 21:06:27,403 INFO L425 ceAbstractionStarter]: For program point L700-1(lines 700 747) no Hoare annotation was computed. [2018-10-26 21:06:27,403 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 690 755) no Hoare annotation was computed. [2018-10-26 21:06:27,403 INFO L421 ceAbstractionStarter]: At program point L748(lines 699 749) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,404 INFO L421 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,404 INFO L425 ceAbstractionStarter]: For program point L736(lines 736 742) no Hoare annotation was computed. [2018-10-26 21:06:27,404 INFO L421 ceAbstractionStarter]: At program point L736-1(lines 730 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,404 INFO L425 ceAbstractionStarter]: For program point L701(lines 700 747) no Hoare annotation was computed. [2018-10-26 21:06:27,404 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 743) no Hoare annotation was computed. [2018-10-26 21:06:27,404 INFO L421 ceAbstractionStarter]: At program point L722(line 722) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,404 INFO L425 ceAbstractionStarter]: For program point L720(lines 720 726) no Hoare annotation was computed. [2018-10-26 21:06:27,404 INFO L425 ceAbstractionStarter]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2018-10-26 21:06:27,405 INFO L421 ceAbstractionStarter]: At program point L745(lines 700 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,405 INFO L421 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,405 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 716) no Hoare annotation was computed. [2018-10-26 21:06:27,405 INFO L425 ceAbstractionStarter]: For program point L710-1(lines 710 716) no Hoare annotation was computed. [2018-10-26 21:06:27,405 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 690 755) no Hoare annotation was computed. [2018-10-26 21:06:27,405 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 759 766) the Hoare annotation is: true [2018-10-26 21:06:27,405 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 759 766) no Hoare annotation was computed. [2018-10-26 21:06:27,405 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 759 766) no Hoare annotation was computed. [2018-10-26 21:06:27,405 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 767 776) the Hoare annotation is: true [2018-10-26 21:06:27,406 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 767 776) no Hoare annotation was computed. [2018-10-26 21:06:27,406 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 767 776) no Hoare annotation was computed. [2018-10-26 21:06:27,406 INFO L425 ceAbstractionStarter]: For program point L772(line 772) no Hoare annotation was computed. [2018-10-26 21:06:27,406 INFO L421 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-10-26 21:06:27,406 INFO L425 ceAbstractionStarter]: For program point L790(lines 790 796) no Hoare annotation was computed. [2018-10-26 21:06:27,406 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 799) no Hoare annotation was computed. [2018-10-26 21:06:27,406 INFO L428 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: true [2018-10-26 21:06:27,406 INFO L425 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2018-10-26 21:06:27,406 INFO L425 ceAbstractionStarter]: For program point L785(lines 785 802) no Hoare annotation was computed. [2018-10-26 21:06:27,407 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 777 805) the Hoare annotation is: true [2018-10-26 21:06:27,407 INFO L425 ceAbstractionStarter]: For program point L785-1(lines 777 805) no Hoare annotation was computed. [2018-10-26 21:06:27,407 INFO L428 ceAbstractionStarter]: At program point L783(line 783) the Hoare annotation is: true [2018-10-26 21:06:27,407 INFO L425 ceAbstractionStarter]: For program point L783-1(line 783) no Hoare annotation was computed. [2018-10-26 21:06:27,407 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 777 805) no Hoare annotation was computed. [2018-10-26 21:06:27,407 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 497 519) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,409 INFO L421 ceAbstractionStarter]: At program point L509(line 509) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,409 INFO L421 ceAbstractionStarter]: At program point L509-1(line 509) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,409 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 514) no Hoare annotation was computed. [2018-10-26 21:06:27,409 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 507 514) no Hoare annotation was computed. [2018-10-26 21:06:27,409 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-26 21:06:27,410 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 497 519) no Hoare annotation was computed. [2018-10-26 21:06:27,410 INFO L421 ceAbstractionStarter]: At program point L504(line 504) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,410 INFO L421 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,410 INFO L421 ceAbstractionStarter]: At program point L503-1(line 503) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,410 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 497 519) no Hoare annotation was computed. [2018-10-26 21:06:27,410 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 674 688) no Hoare annotation was computed. [2018-10-26 21:06:27,410 INFO L421 ceAbstractionStarter]: At program point L680(line 680) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-10-26 21:06:27,411 INFO L425 ceAbstractionStarter]: For program point L678(lines 678 684) no Hoare annotation was computed. [2018-10-26 21:06:27,411 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 674 688) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-10-26 21:06:27,411 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 674 688) no Hoare annotation was computed. [2018-10-26 21:06:27,411 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 629 637) no Hoare annotation was computed. [2018-10-26 21:06:27,411 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 629 637) the Hoare annotation is: true [2018-10-26 21:06:27,411 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 629 637) no Hoare annotation was computed. [2018-10-26 21:06:27,411 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:06:27,412 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-26 21:06:27,412 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:06:27,412 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 877 885) the Hoare annotation is: true [2018-10-26 21:06:27,412 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 877 885) no Hoare annotation was computed. [2018-10-26 21:06:27,412 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 877 885) no Hoare annotation was computed. [2018-10-26 21:06:27,412 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 833 844) the Hoare annotation is: true [2018-10-26 21:06:27,412 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 833 844) no Hoare annotation was computed. [2018-10-26 21:06:27,412 INFO L425 ceAbstractionStarter]: For program point L837-1(lines 833 844) no Hoare annotation was computed. [2018-10-26 21:06:27,412 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 417 446) no Hoare annotation was computed. [2018-10-26 21:06:27,413 INFO L428 ceAbstractionStarter]: At program point L442(lines 417 446) the Hoare annotation is: true [2018-10-26 21:06:27,413 INFO L425 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-10-26 21:06:27,413 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-26 21:06:27,413 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 417 446) the Hoare annotation is: true [2018-10-26 21:06:27,413 INFO L425 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2018-10-26 21:06:27,413 INFO L428 ceAbstractionStarter]: At program point L431-1(lines 431 435) the Hoare annotation is: true [2018-10-26 21:06:27,413 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 427 441) no Hoare annotation was computed. [2018-10-26 21:06:27,414 INFO L428 ceAbstractionStarter]: At program point L427-3(lines 427 441) the Hoare annotation is: true [2018-10-26 21:06:27,414 INFO L428 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: true [2018-10-26 21:06:27,414 INFO L425 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-10-26 21:06:27,414 INFO L421 ceAbstractionStarter]: At program point L577(line 577) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-10-26 21:06:27,414 INFO L425 ceAbstractionStarter]: For program point L575(lines 571 593) no Hoare annotation was computed. [2018-10-26 21:06:27,414 INFO L425 ceAbstractionStarter]: For program point L573(lines 571 593) no Hoare annotation was computed. [2018-10-26 21:06:27,414 INFO L428 ceAbstractionStarter]: At program point timeShiftENTRY(lines 568 594) the Hoare annotation is: true [2018-10-26 21:06:27,414 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 568 594) no Hoare annotation was computed. [2018-10-26 21:06:27,415 INFO L421 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (or (not (= ~systemActive~0 0)) (not (= 0 ~pumpRunning~0))) [2018-10-26 21:06:27,415 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 568 594) no Hoare annotation was computed. [2018-10-26 21:06:27,415 INFO L428 ceAbstractionStarter]: At program point L582(lines 582 588) the Hoare annotation is: true [2018-10-26 21:06:27,415 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 809 820) the Hoare annotation is: true [2018-10-26 21:06:27,415 INFO L425 ceAbstractionStarter]: For program point L813-1(lines 809 820) no Hoare annotation was computed. [2018-10-26 21:06:27,415 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 809 820) no Hoare annotation was computed. [2018-10-26 21:06:27,424 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2018-10-26 21:06:27,424 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2018-10-26 21:06:27,425 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:06:27,425 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) [2018-10-26 21:06:27,425 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 21:06:27,425 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:06:27,425 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 474 480) no Hoare annotation was computed. [2018-10-26 21:06:27,425 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 474 480) the Hoare annotation is: true [2018-10-26 21:06:27,425 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 821 832) no Hoare annotation was computed. [2018-10-26 21:06:27,425 INFO L425 ceAbstractionStarter]: For program point L825-1(lines 821 832) no Hoare annotation was computed. [2018-10-26 21:06:27,426 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 821 832) the Hoare annotation is: true [2018-10-26 21:06:27,426 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-10-26 21:06:27,426 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-10-26 21:06:27,426 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-10-26 21:06:27,426 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-10-26 21:06:27,426 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 483 493) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,426 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 483 493) no Hoare annotation was computed. [2018-10-26 21:06:27,427 INFO L421 ceAbstractionStarter]: At program point L488(line 488) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0)) [2018-10-26 21:06:27,427 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 483 493) no Hoare annotation was computed. [2018-10-26 21:06:27,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:06:27 BoogieIcfgContainer [2018-10-26 21:06:27,441 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:06:27,441 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:06:27,441 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:06:27,441 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:06:27,442 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:06:24" (3/4) ... [2018-10-26 21:06:27,446 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 21:06:27,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-10-26 21:06:27,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-10-26 21:06:27,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-10-26 21:06:27,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-10-26 21:06:27,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-10-26 21:06:27,453 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-10-26 21:06:27,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-10-26 21:06:27,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-10-26 21:06:27,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 21:06:27,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-10-26 21:06:27,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-10-26 21:06:27,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 21:06:27,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-10-26 21:06:27,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-10-26 21:06:27,454 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-10-26 21:06:27,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-10-26 21:06:27,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-10-26 21:06:27,455 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-10-26 21:06:27,458 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-10-26 21:06:27,458 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-10-26 21:06:27,458 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-10-26 21:06:27,458 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-10-26 21:06:27,482 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 137 nodes and edges [2018-10-26 21:06:27,488 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-10-26 21:06:27,488 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-10-26 21:06:27,513 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0 [2018-10-26 21:06:27,513 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(pumpRunning)) || \old(systemActive) == 0 [2018-10-26 21:06:27,561 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9fb11487-389c-443e-abfa-8e2f8c4c4d18/bin-2019/utaipan/witness.graphml [2018-10-26 21:06:27,561 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:06:27,562 INFO L168 Benchmark]: Toolchain (without parser) took 4749.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 224.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:06:27,562 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-10-26 21:06:27,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.35 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 928.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:06:27,563 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 928.5 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:06:27,564 INFO L168 Benchmark]: Boogie Preprocessor took 48.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2018-10-26 21:06:27,565 INFO L168 Benchmark]: RCFGBuilder took 878.29 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: 81.7 MB). Peak memory consumption was 81.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:06:27,565 INFO L168 Benchmark]: TraceAbstraction took 3201.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 893.9 MB in the end (delta: 170.2 MB). Peak memory consumption was 170.2 MB. Max. memory is 11.5 GB. [2018-10-26 21:06:27,565 INFO L168 Benchmark]: Witness Printer took 120.01 ms. Allocated memory is still 1.2 GB. Free memory was 891.9 MB in the beginning and 1.1 GB in the end (delta: -245.5 MB). Peak memory consumption was 10.6 MB. Max. memory is 11.5 GB. [2018-10-26 21:06:27,567 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 369.35 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 928.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 127.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 928.5 MB in the beginning and 1.1 GB in the end (delta: -221.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 878.29 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: 81.7 MB). Peak memory consumption was 81.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3201.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 893.9 MB in the end (delta: 170.2 MB). Peak memory consumption was 170.2 MB. Max. memory is 11.5 GB. * Witness Printer took 120.01 ms. Allocated memory is still 1.2 GB. Free memory was 891.9 MB in the beginning and 1.1 GB in the end (delta: -245.5 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: 44]: 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: 700]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || \old(systemActive) == 0 - InvariantResult [Line: 417]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 115 locations, 1 error locations. SAFE Result, 3.1s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 436 SDtfs, 139 SDslu, 378 SDs, 0 SdLazy, 58 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=141occurred in iteration=3, 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, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 166 PreInvPairs, 181 NumberOfFragments, 290 HoareAnnotationTreeSize, 166 FomulaSimplifications, 66 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 47 FomulaSimplificationsInter, 369 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 26185 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...