./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product17_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_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product17_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/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 378658c69b6f2d1e1a968cdc968a143bcf4b9c50 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:44:28,223 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:44:28,224 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:44:28,230 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:44:28,230 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:44:28,231 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:44:28,232 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:44:28,233 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:44:28,234 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:44:28,235 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:44:28,235 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:44:28,236 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:44:28,236 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:44:28,237 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:44:28,237 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:44:28,238 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:44:28,238 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:44:28,239 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:44:28,240 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:44:28,241 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:44:28,242 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:44:28,243 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:44:28,244 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:44:28,244 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:44:28,244 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:44:28,245 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:44:28,246 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:44:28,246 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:44:28,247 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:44:28,247 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:44:28,248 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:44:28,248 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:44:28,248 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:44:28,248 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:44:28,249 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:44:28,249 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:44:28,250 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:44:28,258 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:44:28,258 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:44:28,258 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:44:28,259 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:44:28,259 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:44:28,259 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:44:28,259 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:44:28,259 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:44:28,259 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:44:28,259 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:44:28,260 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:44:28,260 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:44:28,260 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:44:28,260 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:44:28,260 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:44:28,261 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:44:28,261 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:44:28,261 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:44:28,261 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:44:28,261 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:44:28,261 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:44:28,261 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:44:28,262 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:44:28,262 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:44:28,262 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:44:28,262 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:44:28,262 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:44:28,262 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:44:28,262 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:44:28,262 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:44:28,263 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:44:28,263 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:44:28,263 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:44:28,263 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:44:28,263 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_777a1576-b09b-44b5-a922-0d7d6482341f/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 -> 378658c69b6f2d1e1a968cdc968a143bcf4b9c50 [2018-11-10 08:44:28,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:44:28,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:44:28,299 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:44:28,300 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:44:28,301 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:44:28,301 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product17_true-unreach-call_false-termination.cil.c [2018-11-10 08:44:28,346 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/data/54ae584b4/bc670c141df348c1bb29d9ea685cf067/FLAGcfa316539 [2018-11-10 08:44:28,780 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:44:28,780 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/sv-benchmarks/c/product-lines/minepump_spec4_product17_true-unreach-call_false-termination.cil.c [2018-11-10 08:44:28,787 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/data/54ae584b4/bc670c141df348c1bb29d9ea685cf067/FLAGcfa316539 [2018-11-10 08:44:28,797 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/data/54ae584b4/bc670c141df348c1bb29d9ea685cf067 [2018-11-10 08:44:28,799 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:44:28,801 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:44:28,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:44:28,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:44:28,805 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:44:28,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:44:28" (1/1) ... [2018-11-10 08:44:28,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d722314 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:28, skipping insertion in model container [2018-11-10 08:44:28,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:44:28" (1/1) ... [2018-11-10 08:44:28,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:44:28,849 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:44:29,033 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:44:29,042 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:44:29,098 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:44:29,119 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:44:29,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29 WrapperNode [2018-11-10 08:44:29,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:44:29,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:44:29,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:44:29,120 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:44:29,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (1/1) ... [2018-11-10 08:44:29,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (1/1) ... [2018-11-10 08:44:29,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:44:29,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:44:29,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:44:29,225 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:44:29,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (1/1) ... [2018-11-10 08:44:29,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (1/1) ... [2018-11-10 08:44:29,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (1/1) ... [2018-11-10 08:44:29,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (1/1) ... [2018-11-10 08:44:29,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (1/1) ... [2018-11-10 08:44:29,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (1/1) ... [2018-11-10 08:44:29,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (1/1) ... [2018-11-10 08:44:29,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:44:29,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:44:29,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:44:29,255 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:44:29,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/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 [2018-11-10 08:44:29,299 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 08:44:29,299 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 08:44:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-10 08:44:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-10 08:44:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:44:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:44:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 08:44:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 08:44:29,300 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 08:44:29,300 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 08:44:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 08:44:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 08:44:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 08:44:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 08:44:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 08:44:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 08:44:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 08:44:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 08:44:29,301 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 08:44:29,301 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 08:44:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 08:44:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 08:44:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 08:44:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 08:44:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 08:44:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 08:44:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 08:44:29,302 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 08:44:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 08:44:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 08:44:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 08:44:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 08:44:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 08:44:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 08:44:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 08:44:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 08:44:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 08:44:29,303 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 08:44:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:44:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:44:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 08:44:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 08:44:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:44:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:44:29,304 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 08:44:29,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 08:44:29,815 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:44:29,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:44:29 BoogieIcfgContainer [2018-11-10 08:44:29,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:44:29,816 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 08:44:29,816 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 08:44:29,818 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 08:44:29,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:44:28" (1/3) ... [2018-11-10 08:44:29,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c575f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:44:29, skipping insertion in model container [2018-11-10 08:44:29,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:44:29" (2/3) ... [2018-11-10 08:44:29,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c575f64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:44:29, skipping insertion in model container [2018-11-10 08:44:29,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:44:29" (3/3) ... [2018-11-10 08:44:29,821 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product17_true-unreach-call_false-termination.cil.c [2018-11-10 08:44:29,826 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 08:44:29,832 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 08:44:29,842 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 08:44:29,863 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 08:44:29,863 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 08:44:29,863 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 08:44:29,864 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 08:44:29,864 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 08:44:29,864 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 08:44:29,864 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 08:44:29,864 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 08:44:29,878 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states. [2018-11-10 08:44:29,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 08:44:29,883 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:44:29,884 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] [2018-11-10 08:44:29,886 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:44:29,891 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:44:29,891 INFO L82 PathProgramCache]: Analyzing trace with hash -1292447938, now seen corresponding path program 1 times [2018-11-10 08:44:29,892 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:44:29,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:29,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:44:29,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:29,922 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:44:30,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:44:30,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:44:30,081 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:44:30,082 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 08:44:30,082 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:44:30,085 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 08:44:30,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 08:44:30,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 08:44:30,095 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 2 states. [2018-11-10 08:44:30,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:44:30,120 INFO L93 Difference]: Finished difference Result 212 states and 263 transitions. [2018-11-10 08:44:30,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 08:44:30,121 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 08:44:30,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:44:30,128 INFO L225 Difference]: With dead ends: 212 [2018-11-10 08:44:30,128 INFO L226 Difference]: Without dead ends: 106 [2018-11-10 08:44:30,130 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 [2018-11-10 08:44:30,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-11-10 08:44:30,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-11-10 08:44:30,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-11-10 08:44:30,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2018-11-10 08:44:30,163 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 46 [2018-11-10 08:44:30,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:44:30,163 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2018-11-10 08:44:30,163 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 08:44:30,164 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2018-11-10 08:44:30,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 08:44:30,165 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:44:30,165 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] [2018-11-10 08:44:30,165 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:44:30,166 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:44:30,166 INFO L82 PathProgramCache]: Analyzing trace with hash -571737276, now seen corresponding path program 1 times [2018-11-10 08:44:30,166 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:44:30,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:30,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:44:30,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:30,168 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:44:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:44:30,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:44:30,260 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:44:30,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 08:44:30,260 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:44:30,262 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 08:44:30,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 08:44:30,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 08:44:30,262 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 3 states. [2018-11-10 08:44:30,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:44:30,279 INFO L93 Difference]: Finished difference Result 159 states and 183 transitions. [2018-11-10 08:44:30,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 08:44:30,280 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 08:44:30,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:44:30,282 INFO L225 Difference]: With dead ends: 159 [2018-11-10 08:44:30,282 INFO L226 Difference]: Without dead ends: 96 [2018-11-10 08:44:30,283 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 [2018-11-10 08:44:30,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-11-10 08:44:30,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-11-10 08:44:30,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-11-10 08:44:30,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2018-11-10 08:44:30,296 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 48 [2018-11-10 08:44:30,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:44:30,297 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2018-11-10 08:44:30,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 08:44:30,297 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2018-11-10 08:44:30,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 08:44:30,299 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:44:30,299 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] [2018-11-10 08:44:30,299 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:44:30,299 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:44:30,299 INFO L82 PathProgramCache]: Analyzing trace with hash -2080664144, now seen corresponding path program 1 times [2018-11-10 08:44:30,300 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:44:30,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:30,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:44:30,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:30,301 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:44:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:44:30,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:44:30,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:44:30,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 08:44:30,433 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:44:30,433 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 08:44:30,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 08:44:30,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 08:44:30,434 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand 7 states. [2018-11-10 08:44:30,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:44:30,727 INFO L93 Difference]: Finished difference Result 168 states and 197 transitions. [2018-11-10 08:44:30,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 08:44:30,728 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-10 08:44:30,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:44:30,730 INFO L225 Difference]: With dead ends: 168 [2018-11-10 08:44:30,730 INFO L226 Difference]: Without dead ends: 96 [2018-11-10 08:44:30,730 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-10 08:44:30,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-11-10 08:44:30,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-11-10 08:44:30,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-11-10 08:44:30,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 109 transitions. [2018-11-10 08:44:30,739 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 109 transitions. Word has length 52 [2018-11-10 08:44:30,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:44:30,740 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 109 transitions. [2018-11-10 08:44:30,740 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 08:44:30,740 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2018-11-10 08:44:30,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-10 08:44:30,741 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:44:30,742 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] [2018-11-10 08:44:30,742 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:44:30,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:44:30,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1521142202, now seen corresponding path program 1 times [2018-11-10 08:44:30,742 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:44:30,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:30,745 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:44:30,745 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:30,745 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:44:30,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:44:30,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:44:30,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:44:30,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 08:44:30,914 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:44:30,915 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 08:44:30,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 08:44:30,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 08:44:30,915 INFO L87 Difference]: Start difference. First operand 96 states and 109 transitions. Second operand 10 states. [2018-11-10 08:44:31,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:44:31,421 INFO L93 Difference]: Finished difference Result 292 states and 357 transitions. [2018-11-10 08:44:31,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 08:44:31,422 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-11-10 08:44:31,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:44:31,432 INFO L225 Difference]: With dead ends: 292 [2018-11-10 08:44:31,432 INFO L226 Difference]: Without dead ends: 220 [2018-11-10 08:44:31,433 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-10 08:44:31,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2018-11-10 08:44:31,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 216. [2018-11-10 08:44:31,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2018-11-10 08:44:31,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 255 transitions. [2018-11-10 08:44:31,453 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 255 transitions. Word has length 60 [2018-11-10 08:44:31,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:44:31,454 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 255 transitions. [2018-11-10 08:44:31,454 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 08:44:31,454 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 255 transitions. [2018-11-10 08:44:31,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 08:44:31,455 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:44:31,456 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] [2018-11-10 08:44:31,456 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:44:31,456 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:44:31,456 INFO L82 PathProgramCache]: Analyzing trace with hash -273523968, now seen corresponding path program 1 times [2018-11-10 08:44:31,456 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:44:31,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:31,457 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:44:31,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:31,457 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:44:31,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:44:31,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:44:31,598 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:44:31,598 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 08:44:31,598 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:44:31,598 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 08:44:31,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 08:44:31,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 08:44:31,599 INFO L87 Difference]: Start difference. First operand 216 states and 255 transitions. Second operand 3 states. [2018-11-10 08:44:31,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:44:31,611 INFO L93 Difference]: Finished difference Result 344 states and 415 transitions. [2018-11-10 08:44:31,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 08:44:31,611 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2018-11-10 08:44:31,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:44:31,612 INFO L225 Difference]: With dead ends: 344 [2018-11-10 08:44:31,613 INFO L226 Difference]: Without dead ends: 152 [2018-11-10 08:44:31,614 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 08:44:31,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-11-10 08:44:31,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-11-10 08:44:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-11-10 08:44:31,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 170 transitions. [2018-11-10 08:44:31,626 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 170 transitions. Word has length 64 [2018-11-10 08:44:31,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:44:31,626 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 170 transitions. [2018-11-10 08:44:31,626 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 08:44:31,626 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 170 transitions. [2018-11-10 08:44:31,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 08:44:31,629 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 08:44:31,629 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-10 08:44:31,629 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 08:44:31,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:44:31,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1242909182, now seen corresponding path program 1 times [2018-11-10 08:44:31,630 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 08:44:31,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:31,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:44:31,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:44:31,631 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 08:44:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:44:31,725 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-10 08:44:31,725 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 08:44:31,725 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 08:44:31,726 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2018-11-10 08:44:31,727 INFO L202 CegarAbsIntRunner]: [2], [17], [20], [21], [22], [23], [24], [25], [29], [35], [39], [43], [46], [51], [57], [59], [62], [77], [79], [82], [84], [87], [93], [95], [96], [100], [103], [113], [114], [115], [116], [128], [129], [169], [173], [179], [187], [191], [194], [198], [199], [210], [211], [212], [213], [216], [217], [220], [221], [222], [223], [224], [226], [227], [228], [229], [230], [231], [232], [233], [234], [244], [245], [246], [247], [248], [249], [250], [252] [2018-11-10 08:44:31,764 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 08:44:31,764 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 08:44:37,943 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 08:44:37,944 INFO L272 AbstractInterpreter]: Visited 61 different actions 70 times. Merged at 6 different actions 6 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 132 variables. [2018-11-10 08:44:37,959 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:44:37,959 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 08:44:48,116 INFO L227 lantSequenceWeakener]: Weakened 91 states. On average, predicates are now at 97.31% of their original sizes. [2018-11-10 08:44:48,116 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 08:44:48,556 INFO L415 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2018-11-10 08:44:48,556 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 08:44:48,556 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 08:44:48,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [7] total 28 [2018-11-10 08:44:48,557 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 08:44:48,557 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-10 08:44:48,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-10 08:44:48,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2018-11-10 08:44:48,558 INFO L87 Difference]: Start difference. First operand 152 states and 170 transitions. Second operand 23 states. [2018-11-10 08:45:05,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:45:05,359 INFO L93 Difference]: Finished difference Result 201 states and 228 transitions. [2018-11-10 08:45:05,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 08:45:05,359 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 100 [2018-11-10 08:45:05,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 08:45:05,360 INFO L225 Difference]: With dead ends: 201 [2018-11-10 08:45:05,360 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 08:45:05,361 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 104 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=140, Invalid=616, Unknown=0, NotChecked=0, Total=756 [2018-11-10 08:45:05,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 08:45:05,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 08:45:05,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 08:45:05,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 08:45:05,361 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-11-10 08:45:05,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 08:45:05,361 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 08:45:05,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-10 08:45:05,362 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 08:45:05,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:45:05,365 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 08:45:05,785 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-11-10 08:45:05,939 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 41 [2018-11-10 08:45:06,316 WARN L179 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 55 [2018-11-10 08:45:06,680 WARN L179 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 61 [2018-11-10 08:45:06,851 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 32 [2018-11-10 08:45:07,667 WARN L179 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 53 [2018-11-10 08:45:08,466 WARN L179 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 58 [2018-11-10 08:45:08,467 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 356 363) the Hoare annotation is: true [2018-11-10 08:45:08,468 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 356 363) no Hoare annotation was computed. [2018-11-10 08:45:08,468 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 356 363) no Hoare annotation was computed. [2018-11-10 08:45:08,468 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 323 347) no Hoare annotation was computed. [2018-11-10 08:45:08,468 INFO L421 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse1))) [2018-11-10 08:45:08,468 INFO L425 ceAbstractionStarter]: For program point L342-1(lines 323 347) no Hoare annotation was computed. [2018-11-10 08:45:08,468 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 323 347) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 .cse1 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse0 (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse1))) [2018-11-10 08:45:08,468 INFO L421 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-11-10 08:45:08,468 INFO L421 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-11-10 08:45:08,468 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 339) no Hoare annotation was computed. [2018-11-10 08:45:08,469 INFO L421 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0) (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)))) [2018-11-10 08:45:08,469 INFO L425 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2018-11-10 08:45:08,469 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 344) no Hoare annotation was computed. [2018-11-10 08:45:08,469 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 200 206) the Hoare annotation is: true [2018-11-10 08:45:08,469 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 200 206) no Hoare annotation was computed. [2018-11-10 08:45:08,469 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 315 321) no Hoare annotation was computed. [2018-11-10 08:45:08,469 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 315 321) the Hoare annotation is: true [2018-11-10 08:45:08,469 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 207 215) no Hoare annotation was computed. [2018-11-10 08:45:08,469 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 207 215) the Hoare annotation is: true [2018-11-10 08:45:08,469 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 207 215) no Hoare annotation was computed. [2018-11-10 08:45:08,469 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 217 280) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 08:45:08,469 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 217 280) no Hoare annotation was computed. [2018-11-10 08:45:08,469 INFO L421 ceAbstractionStarter]: At program point L273(lines 226 274) the Hoare annotation is: (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 08:45:08,469 INFO L425 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2018-11-10 08:45:08,470 INFO L421 ceAbstractionStarter]: At program point L263-2(lines 257 268) the Hoare annotation is: (let ((.cse0 (<= (+ ~systemActive~0 ~waterLevel~0) 2))) (let ((.cse1 (let ((.cse3 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse4 (<= ~systemActive~0 (+ test_~tmp~2 2147483649))) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= test_~splverifierCounter~0 0))) (or (let ((.cse2 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= 2 (+ ~waterLevel~0 test_~splverifierCounter~0)) (<= .cse2 1) (<= 1 .cse2) (<= .cse3 2) .cse4 .cse5 (<= test_~tmp~2 (+ ~waterLevel~0 2147483645)) .cse6)) (and .cse0 (<= 1 .cse3) (<= ~waterLevel~0 ~systemActive~0) (<= test_~tmp~2 (+ ~waterLevel~0 2147483646)) .cse4 .cse5 .cse6))))) (or (and .cse0 .cse1) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (and .cse1 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 08:45:08,470 INFO L425 ceAbstractionStarter]: For program point L228(lines 227 272) no Hoare annotation was computed. [2018-11-10 08:45:08,470 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 268) no Hoare annotation was computed. [2018-11-10 08:45:08,470 INFO L421 ceAbstractionStarter]: At program point L249(line 249) the Hoare annotation is: (let ((.cse0 (<= (+ ~systemActive~0 ~waterLevel~0) 2))) (let ((.cse1 (let ((.cse3 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse4 (<= ~systemActive~0 (+ test_~tmp~2 2147483649))) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= test_~splverifierCounter~0 0))) (or (let ((.cse2 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= 2 (+ ~waterLevel~0 test_~splverifierCounter~0)) (<= .cse2 1) (<= 1 .cse2) (<= .cse3 2) .cse4 .cse5 (<= test_~tmp~2 (+ ~waterLevel~0 2147483645)) .cse6)) (and .cse0 (<= 1 .cse3) (<= ~waterLevel~0 ~systemActive~0) (<= test_~tmp~2 (+ ~waterLevel~0 2147483646)) .cse4 .cse5 .cse6))))) (or (and .cse0 .cse1) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (and (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) .cse1) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 08:45:08,470 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 253) no Hoare annotation was computed. [2018-11-10 08:45:08,470 INFO L425 ceAbstractionStarter]: For program point L247-1(lines 247 253) no Hoare annotation was computed. [2018-11-10 08:45:08,470 INFO L421 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (let ((.cse0 (let ((.cse2 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse1 (+ ~waterLevel~0 test_~splverifierCounter~0)) (.cse3 (<= ~systemActive~0 (+ test_~tmp~2 2147483649))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= test_~splverifierCounter~0 0))) (or (and (<= 2 .cse1) (<= .cse2 2) .cse3 .cse4 (<= test_~tmp~2 (+ ~waterLevel~0 2147483645)) .cse5) (and (<= 1 .cse2) (<= test_~tmp~2 (+ ~waterLevel~0 2147483646)) (<= .cse1 1) .cse3 .cse4 .cse5))))) (or (and .cse0 (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (and (<= (+ ~systemActive~0 ~waterLevel~0) 2) .cse0) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-11-10 08:45:08,470 INFO L421 ceAbstractionStarter]: At program point L270(lines 227 272) the Hoare annotation is: (let ((.cse0 (+ ~waterLevel~0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (<= 1 .cse0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) .cse1 .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (and (and (<= 2 .cse0) (<= (+ ~pumpRunning~0 ~waterLevel~0) 2) (<= ~systemActive~0 (+ test_~tmp~2 2147483649)) .cse1 (<= test_~tmp~2 (+ ~waterLevel~0 2147483645)) .cse2) (<= test_~tmp___0~1 (+ ~pumpRunning~0 2147483647)) (<= 0 (+ ~waterLevel~0 test_~tmp___0~1 2147483646)) (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|)))) [2018-11-10 08:45:08,470 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 243) no Hoare annotation was computed. [2018-11-10 08:45:08,470 INFO L425 ceAbstractionStarter]: For program point L237-1(lines 237 243) no Hoare annotation was computed. [2018-11-10 08:45:08,470 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 233) no Hoare annotation was computed. [2018-11-10 08:45:08,471 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 217 280) no Hoare annotation was computed. [2018-11-10 08:45:08,471 INFO L425 ceAbstractionStarter]: For program point L227-1(lines 227 272) no Hoare annotation was computed. [2018-11-10 08:45:08,471 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2018-11-10 08:45:08,471 INFO L421 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 ~pumpRunning~0)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ ~pumpRunning~0 2) ~waterLevel~0)) (or (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0))) [2018-11-10 08:45:08,471 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2018-11-10 08:45:08,471 INFO L421 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 ~pumpRunning~0)))) (and (or (< (+ ~systemActive~0 ~waterLevel~0) 3) (< ~waterLevel~0 (+ ~systemActive~0 1)) .cse0 (< (+ ~pumpRunning~0 2) ~waterLevel~0)) (or (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= ~waterLevel~0 1)) .cse0))) [2018-11-10 08:45:08,471 INFO L425 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-11-10 08:45:08,471 INFO L425 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2018-11-10 08:45:08,471 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2018-11-10 08:45:08,471 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2018-11-10 08:45:08,471 INFO L428 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2018-11-10 08:45:08,471 INFO L425 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-11-10 08:45:08,471 INFO L421 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (or (and (<= ~waterLevel~0 ~systemActive~0) (<= main_~tmp~1 ~waterLevel~0) (<= 1 (+ main_~tmp~1 ~pumpRunning~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 08:45:08,471 INFO L421 ceAbstractionStarter]: At program point L161-1(line 161) the Hoare annotation is: (or (and (<= ~waterLevel~0 ~systemActive~0) (<= main_~tmp~1 ~waterLevel~0) (<= 1 (+ main_~tmp~1 ~pumpRunning~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 08:45:08,471 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 166) no Hoare annotation was computed. [2018-11-10 08:45:08,471 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 159 166) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 149 171) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 08:45:08,472 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L421 ceAbstractionStarter]: At program point L156(line 156) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 08:45:08,472 INFO L421 ceAbstractionStarter]: At program point L155(line 155) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 08:45:08,472 INFO L421 ceAbstractionStarter]: At program point L155-1(line 155) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 08:45:08,472 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 149 171) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 149 171) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 519 527) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 519 527) the Hoare annotation is: true [2018-11-10 08:45:08,472 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 519 527) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 375 383) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 375 383) the Hoare annotation is: true [2018-11-10 08:45:08,472 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 375 383) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-10 08:45:08,472 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 433) no Hoare annotation was computed. [2018-11-10 08:45:08,472 INFO L428 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: true [2018-11-10 08:45:08,473 INFO L425 ceAbstractionStarter]: For program point L429-2(lines 429 433) no Hoare annotation was computed. [2018-11-10 08:45:08,473 INFO L425 ceAbstractionStarter]: For program point L427-1(line 427) no Hoare annotation was computed. [2018-11-10 08:45:08,473 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 420 438) the Hoare annotation is: true [2018-11-10 08:45:08,473 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 420 438) no Hoare annotation was computed. [2018-11-10 08:45:08,473 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 420 438) no Hoare annotation was computed. [2018-11-10 08:45:08,473 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 510 518) the Hoare annotation is: true [2018-11-10 08:45:08,473 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 510 518) no Hoare annotation was computed. [2018-11-10 08:45:08,473 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 510 518) no Hoare annotation was computed. [2018-11-10 08:45:08,473 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 466 477) the Hoare annotation is: true [2018-11-10 08:45:08,473 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 466 477) no Hoare annotation was computed. [2018-11-10 08:45:08,473 INFO L425 ceAbstractionStarter]: For program point L470-1(lines 466 477) no Hoare annotation was computed. [2018-11-10 08:45:08,473 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 71 100) no Hoare annotation was computed. [2018-11-10 08:45:08,473 INFO L425 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2018-11-10 08:45:08,473 INFO L428 ceAbstractionStarter]: At program point L85-1(lines 85 89) the Hoare annotation is: true [2018-11-10 08:45:08,474 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 81 95) no Hoare annotation was computed. [2018-11-10 08:45:08,474 INFO L428 ceAbstractionStarter]: At program point L81-3(lines 81 95) the Hoare annotation is: true [2018-11-10 08:45:08,474 INFO L428 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: true [2018-11-10 08:45:08,474 INFO L425 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2018-11-10 08:45:08,474 INFO L428 ceAbstractionStarter]: At program point L96(lines 71 100) the Hoare annotation is: true [2018-11-10 08:45:08,474 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 71 100) the Hoare annotation is: true [2018-11-10 08:45:08,474 INFO L425 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-11-10 08:45:08,474 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-10 08:45:08,474 INFO L421 ceAbstractionStarter]: At program point L304(line 304) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-11-10 08:45:08,474 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 291 314) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-11-10 08:45:08,475 INFO L421 ceAbstractionStarter]: At program point L302(lines 302 308) the Hoare annotation is: (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) (and (<= .cse0 3) (<= 2 .cse1) .cse2) .cse3 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= 1 .cse1) (<= .cse0 2) .cse2) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse3))) [2018-11-10 08:45:08,475 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 291 314) no Hoare annotation was computed. [2018-11-10 08:45:08,475 INFO L421 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse0 (< 0 (* 2 |old(~pumpRunning~0)|)))) (and (or (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse0) (or (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse0 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)))) [2018-11-10 08:45:08,475 INFO L425 ceAbstractionStarter]: For program point L295(lines 294 313) no Hoare annotation was computed. [2018-11-10 08:45:08,475 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 291 314) no Hoare annotation was computed. [2018-11-10 08:45:08,475 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 442 453) the Hoare annotation is: true [2018-11-10 08:45:08,475 INFO L425 ceAbstractionStarter]: For program point L446-1(lines 442 453) no Hoare annotation was computed. [2018-11-10 08:45:08,475 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 442 453) no Hoare annotation was computed. [2018-11-10 08:45:08,475 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 193 199) no Hoare annotation was computed. [2018-11-10 08:45:08,475 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 193 199) the Hoare annotation is: true [2018-11-10 08:45:08,475 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 08:45:08,475 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~pumpRunning~0 1) ~systemActive~0) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) [2018-11-10 08:45:08,475 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 08:45:08,475 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 08:45:08,475 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 128 134) no Hoare annotation was computed. [2018-11-10 08:45:08,476 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 128 134) the Hoare annotation is: true [2018-11-10 08:45:08,476 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 454 465) no Hoare annotation was computed. [2018-11-10 08:45:08,476 INFO L425 ceAbstractionStarter]: For program point L458-1(lines 454 465) no Hoare annotation was computed. [2018-11-10 08:45:08,476 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 454 465) the Hoare annotation is: (let ((.cse1 (+ ~systemActive~0 ~waterLevel~0)) (.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (< 0 (* 2 ~pumpRunning~0)))) (and (or (and (<= 1 .cse0) (<= .cse1 2)) (< (+ ~pumpRunning~0 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) .cse2) (or (and (<= .cse1 3) (<= 2 .cse0)) (< (+ ~systemActive~0 |old(~waterLevel~0)|) 3) (< |old(~waterLevel~0)| (+ ~systemActive~0 1)) .cse2 (< (+ ~pumpRunning~0 2) |old(~waterLevel~0)|)))) [2018-11-10 08:45:08,476 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 173 180) no Hoare annotation was computed. [2018-11-10 08:45:08,476 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2018-11-10 08:45:08,476 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 173 180) the Hoare annotation is: true [2018-11-10 08:45:08,476 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 173 180) no Hoare annotation was computed. [2018-11-10 08:45:08,476 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 136 145) the Hoare annotation is: (or (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= (+ ~systemActive~0 ~waterLevel~0) 2) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) ~systemActive~0) (< (* 2 ~systemActive~0) 2) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 08:45:08,476 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 136 145) no Hoare annotation was computed. [2018-11-10 08:45:08,476 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 136 145) no Hoare annotation was computed. [2018-11-10 08:45:08,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:45:08 BoogieIcfgContainer [2018-11-10 08:45:08,486 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 08:45:08,486 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:45:08,486 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:45:08,487 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:45:08,487 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:44:29" (3/4) ... [2018-11-10 08:45:08,490 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:45:08,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 08:45:08,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 08:45:08,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 08:45:08,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 08:45:08,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 08:45:08,495 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 08:45:08,496 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 08:45:08,497 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 08:45:08,497 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 08:45:08,497 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 08:45:08,497 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 08:45:08,505 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2018-11-10 08:45:08,505 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 08:45:08,506 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 08:45:08,530 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= waterLevel + splverifierCounter && systemActive + waterLevel <= 2) && pumpRunning == 0) && splverifierCounter == 0) || \old(pumpRunning) + 1 < systemActive) || 2 * systemActive < 2) || (((((((((2 <= waterLevel + splverifierCounter && pumpRunning + waterLevel <= 2) && systemActive <= tmp + 2147483649) && pumpRunning == 0) && tmp <= waterLevel + 2147483645) && splverifierCounter == 0) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 08:45:08,530 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(pumpRunning) + 1 < systemActive || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 08:45:08,569 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_777a1576-b09b-44b5-a922-0d7d6482341f/bin-2019/utaipan/witness.graphml [2018-11-10 08:45:08,569 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:45:08,570 INFO L168 Benchmark]: Toolchain (without parser) took 39770.15 ms. Allocated memory was 1.0 GB in the beginning and 4.1 GB in the end (delta: 3.1 GB). Free memory was 963.0 MB in the beginning and 1.6 GB in the end (delta: -602.5 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-10 08:45:08,570 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:45:08,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.27 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 08:45:08,571 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:45:08,571 INFO L168 Benchmark]: Boogie Preprocessor took 29.65 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:45:08,571 INFO L168 Benchmark]: RCFGBuilder took 561.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.8 MB). Peak memory consumption was 79.8 MB. Max. memory is 11.5 GB. [2018-11-10 08:45:08,571 INFO L168 Benchmark]: TraceAbstraction took 38669.79 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 2.9 GB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -521.5 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. [2018-11-10 08:45:08,572 INFO L168 Benchmark]: Witness Printer took 82.99 ms. Allocated memory is still 4.1 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:45:08,573 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 318.27 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 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 104.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.65 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 561.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.8 MB). Peak memory consumption was 79.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 38669.79 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 2.9 GB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -521.5 MB). Peak memory consumption was 2.4 GB. Max. memory is 11.5 GB. * Witness Printer took 82.99 ms. Allocated memory is still 4.1 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 177]: 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: 71]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: ((\old(pumpRunning) + 1 < systemActive || 2 * systemActive < 2) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: (((((((1 <= waterLevel + splverifierCounter && systemActive + waterLevel <= 2) && pumpRunning == 0) && splverifierCounter == 0) || \old(pumpRunning) + 1 < systemActive) || 2 * systemActive < 2) || (((((((((2 <= waterLevel + splverifierCounter && pumpRunning + waterLevel <= 2) && systemActive <= tmp + 2147483649) && pumpRunning == 0) && tmp <= waterLevel + 2147483645) && splverifierCounter == 0) && tmp___0 <= pumpRunning + 2147483647) && 0 <= waterLevel + tmp___0 + 2147483646) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 119 locations, 1 error locations. SAFE Result, 38.6s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 17.6s AutomataDifference, 0.0s DeadEndRemovalTime, 3.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 643 SDtfs, 542 SDslu, 1671 SDs, 0 SdLazy, 715 SolverSat, 108 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.0s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 149 GetRequests, 93 SyntacticMatches, 3 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=216occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9925516870402653 AbsIntWeakeningRatio, 1.0 AbsIntAvgWeakeningVarsNumRemoved, 7140.020202020202 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 280 PreInvPairs, 295 NumberOfFragments, 1686 HoareAnnotationTreeSize, 280 FomulaSimplifications, 1186 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 49 FomulaSimplificationsInter, 14305 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 370 NumberOfCodeBlocks, 370 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 364 ConstructedInterpolants, 0 QuantifiedInterpolants, 49062 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 28/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...