./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product26_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product26_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/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 2f4238b880349218219a89e1d8f45e6533ff8d7c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:36:41,089 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:36:41,090 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:36:41,098 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:36:41,098 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:36:41,099 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:36:41,100 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:36:41,101 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:36:41,102 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:36:41,103 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:36:41,103 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:36:41,103 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:36:41,104 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:36:41,105 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:36:41,106 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:36:41,106 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:36:41,107 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:36:41,108 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:36:41,110 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:36:41,111 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:36:41,111 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:36:41,112 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:36:41,114 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:36:41,114 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:36:41,114 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:36:41,115 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:36:41,115 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:36:41,116 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:36:41,116 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:36:41,117 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:36:41,118 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:36:41,118 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:36:41,118 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:36:41,118 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:36:41,119 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:36:41,119 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:36:41,120 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 15:36:41,130 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:36:41,130 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:36:41,131 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:36:41,131 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:36:41,131 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:36:41,131 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:36:41,131 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:36:41,132 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 15:36:41,132 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:36:41,132 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:36:41,132 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 15:36:41,132 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 15:36:41,132 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:36:41,133 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:36:41,133 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:36:41,134 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:36:41,134 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:36:41,134 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:36:41,134 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:36:41,134 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:36:41,135 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:36:41,135 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:36:41,135 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:36:41,135 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:36:41,135 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:36:41,135 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:36:41,135 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:36:41,135 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:36:41,136 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:36:41,136 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:36:41,136 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:36:41,136 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:36:41,136 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:36:41,136 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 15:36:41,136 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:36:41,136 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:36:41,137 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 15:36:41,137 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_d2386f83-6f50-40eb-babd-bc9d03537aca/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 -> 2f4238b880349218219a89e1d8f45e6533ff8d7c [2018-11-18 15:36:41,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:36:41,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:36:41,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:36:41,177 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:36:41,177 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:36:41,178 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product26_true-unreach-call_false-termination.cil.c [2018-11-18 15:36:41,220 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/data/e792fd726/938b85354a9d4e16949b5a021ed7a940/FLAGfc1b31c10 [2018-11-18 15:36:41,574 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:36:41,574 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/sv-benchmarks/c/product-lines/minepump_spec4_product26_true-unreach-call_false-termination.cil.c [2018-11-18 15:36:41,581 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/data/e792fd726/938b85354a9d4e16949b5a021ed7a940/FLAGfc1b31c10 [2018-11-18 15:36:41,593 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/data/e792fd726/938b85354a9d4e16949b5a021ed7a940 [2018-11-18 15:36:41,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:36:41,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:36:41,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:36:41,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:36:41,599 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:36:41,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:36:41" (1/1) ... [2018-11-18 15:36:41,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae989df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:41, skipping insertion in model container [2018-11-18 15:36:41,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:36:41" (1/1) ... [2018-11-18 15:36:41,608 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:36:41,643 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:36:41,883 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:36:41,894 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:36:42,033 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:36:42,054 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:36:42,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42 WrapperNode [2018-11-18 15:36:42,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:36:42,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:36:42,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:36:42,055 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:36:42,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (1/1) ... [2018-11-18 15:36:42,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (1/1) ... [2018-11-18 15:36:42,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:36:42,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:36:42,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:36:42,076 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:36:42,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (1/1) ... [2018-11-18 15:36:42,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (1/1) ... [2018-11-18 15:36:42,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (1/1) ... [2018-11-18 15:36:42,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (1/1) ... [2018-11-18 15:36:42,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (1/1) ... [2018-11-18 15:36:42,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (1/1) ... [2018-11-18 15:36:42,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (1/1) ... [2018-11-18 15:36:42,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:36:42,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:36:42,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:36:42,103 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:36:42,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:36:42,150 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 15:36:42,151 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 15:36:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 15:36:42,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 15:36:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:36:42,151 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:36:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 15:36:42,151 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 15:36:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:36:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 15:36:42,152 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 15:36:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 15:36:42,152 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 15:36:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 15:36:42,152 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 15:36:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 15:36:42,152 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 15:36:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 15:36:42,153 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 15:36:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 15:36:42,153 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 15:36:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 15:36:42,154 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 15:36:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 15:36:42,154 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 15:36:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 15:36:42,154 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 15:36:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 15:36:42,154 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 15:36:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 15:36:42,154 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 15:36:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 15:36:42,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 15:36:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 15:36:42,155 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 15:36:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 15:36:42,155 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 15:36:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 15:36:42,155 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 15:36:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 15:36:42,155 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 15:36:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:36:42,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:36:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 15:36:42,156 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 15:36:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 15:36:42,156 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 15:36:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:36:42,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:36:42,639 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:36:42,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:36:42 BoogieIcfgContainer [2018-11-18 15:36:42,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:36:42,640 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:36:42,640 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:36:42,643 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:36:42,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:36:41" (1/3) ... [2018-11-18 15:36:42,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2957a146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:36:42, skipping insertion in model container [2018-11-18 15:36:42,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:36:42" (2/3) ... [2018-11-18 15:36:42,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2957a146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:36:42, skipping insertion in model container [2018-11-18 15:36:42,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:36:42" (3/3) ... [2018-11-18 15:36:42,645 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product26_true-unreach-call_false-termination.cil.c [2018-11-18 15:36:42,653 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:36:42,658 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:36:42,667 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:36:42,689 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:36:42,690 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:36:42,690 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:36:42,690 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:36:42,690 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:36:42,690 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:36:42,690 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:36:42,690 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:36:42,704 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states. [2018-11-18 15:36:42,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 15:36:42,711 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:36:42,712 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] [2018-11-18 15:36:42,714 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:36:42,719 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:36:42,719 INFO L82 PathProgramCache]: Analyzing trace with hash 2126913541, now seen corresponding path program 1 times [2018-11-18 15:36:42,721 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:36:42,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:42,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:36:42,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:42,756 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:36:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:36:42,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:36:42,928 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:36:42,929 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:36:42,929 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:36:42,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:36:42,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:36:42,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:36:42,941 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 2 states. [2018-11-18 15:36:42,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:36:42,962 INFO L93 Difference]: Finished difference Result 220 states and 271 transitions. [2018-11-18 15:36:42,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:36:42,963 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 15:36:42,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:36:42,970 INFO L225 Difference]: With dead ends: 220 [2018-11-18 15:36:42,970 INFO L226 Difference]: Without dead ends: 110 [2018-11-18 15:36:42,972 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:36:42,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-11-18 15:36:42,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-11-18 15:36:43,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-18 15:36:43,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2018-11-18 15:36:43,002 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 46 [2018-11-18 15:36:43,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:36:43,002 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2018-11-18 15:36:43,002 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:36:43,002 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2018-11-18 15:36:43,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 15:36:43,004 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:36:43,004 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] [2018-11-18 15:36:43,005 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:36:43,005 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:36:43,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1519840364, now seen corresponding path program 1 times [2018-11-18 15:36:43,005 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:36:43,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:43,006 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:36:43,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:43,006 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:36:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:36:43,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:36:43,092 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:36:43,092 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:36:43,092 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:36:43,093 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:36:43,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:36:43,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:36:43,094 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 3 states. [2018-11-18 15:36:43,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:36:43,108 INFO L93 Difference]: Finished difference Result 163 states and 187 transitions. [2018-11-18 15:36:43,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:36:43,109 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 15:36:43,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:36:43,110 INFO L225 Difference]: With dead ends: 163 [2018-11-18 15:36:43,111 INFO L226 Difference]: Without dead ends: 100 [2018-11-18 15:36:43,111 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:36:43,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-11-18 15:36:43,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-11-18 15:36:43,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-11-18 15:36:43,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 114 transitions. [2018-11-18 15:36:43,122 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 114 transitions. Word has length 48 [2018-11-18 15:36:43,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:36:43,123 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 114 transitions. [2018-11-18 15:36:43,123 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:36:43,123 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 114 transitions. [2018-11-18 15:36:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 15:36:43,124 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:36:43,124 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:36:43,124 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:36:43,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:36:43,125 INFO L82 PathProgramCache]: Analyzing trace with hash 20494450, now seen corresponding path program 1 times [2018-11-18 15:36:43,125 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:36:43,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:43,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:36:43,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:43,126 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:36:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:36:43,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:36:43,260 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:36:43,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 15:36:43,260 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:36:43,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 15:36:43,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 15:36:43,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 15:36:43,261 INFO L87 Difference]: Start difference. First operand 100 states and 114 transitions. Second operand 7 states. [2018-11-18 15:36:43,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:36:43,516 INFO L93 Difference]: Finished difference Result 176 states and 205 transitions. [2018-11-18 15:36:43,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 15:36:43,516 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 15:36:43,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:36:43,517 INFO L225 Difference]: With dead ends: 176 [2018-11-18 15:36:43,518 INFO L226 Difference]: Without dead ends: 100 [2018-11-18 15:36:43,518 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:36:43,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-11-18 15:36:43,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-11-18 15:36:43,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-11-18 15:36:43,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 113 transitions. [2018-11-18 15:36:43,528 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 113 transitions. Word has length 53 [2018-11-18 15:36:43,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:36:43,528 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 113 transitions. [2018-11-18 15:36:43,528 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 15:36:43,528 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 113 transitions. [2018-11-18 15:36:43,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 15:36:43,530 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:36:43,530 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] [2018-11-18 15:36:43,530 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:36:43,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:36:43,531 INFO L82 PathProgramCache]: Analyzing trace with hash -1401969247, now seen corresponding path program 1 times [2018-11-18 15:36:43,531 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:36:43,531 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:43,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:36:43,532 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:43,532 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:36:43,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:36:43,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:36:43,647 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:36:43,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 15:36:43,647 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:36:43,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 15:36:43,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 15:36:43,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 15:36:43,648 INFO L87 Difference]: Start difference. First operand 100 states and 113 transitions. Second operand 10 states. [2018-11-18 15:36:44,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:36:44,173 INFO L93 Difference]: Finished difference Result 308 states and 373 transitions. [2018-11-18 15:36:44,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 15:36:44,174 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 61 [2018-11-18 15:36:44,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:36:44,177 INFO L225 Difference]: With dead ends: 308 [2018-11-18 15:36:44,177 INFO L226 Difference]: Without dead ends: 232 [2018-11-18 15:36:44,178 INFO L604 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 [2018-11-18 15:36:44,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2018-11-18 15:36:44,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 228. [2018-11-18 15:36:44,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2018-11-18 15:36:44,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 267 transitions. [2018-11-18 15:36:44,202 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 267 transitions. Word has length 61 [2018-11-18 15:36:44,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:36:44,203 INFO L480 AbstractCegarLoop]: Abstraction has 228 states and 267 transitions. [2018-11-18 15:36:44,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 15:36:44,203 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 267 transitions. [2018-11-18 15:36:44,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 15:36:44,205 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:36:44,205 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:36:44,206 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:36:44,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:36:44,206 INFO L82 PathProgramCache]: Analyzing trace with hash 957855303, now seen corresponding path program 1 times [2018-11-18 15:36:44,206 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:36:44,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:44,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:36:44,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:44,207 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:36:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:36:44,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:36:44,299 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:36:44,300 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:36:44,300 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:36:44,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:36:44,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:36:44,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:36:44,301 INFO L87 Difference]: Start difference. First operand 228 states and 267 transitions. Second operand 3 states. [2018-11-18 15:36:44,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:36:44,316 INFO L93 Difference]: Finished difference Result 368 states and 439 transitions. [2018-11-18 15:36:44,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:36:44,318 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2018-11-18 15:36:44,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:36:44,320 INFO L225 Difference]: With dead ends: 368 [2018-11-18 15:36:44,320 INFO L226 Difference]: Without dead ends: 164 [2018-11-18 15:36:44,321 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:36:44,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-11-18 15:36:44,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2018-11-18 15:36:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-11-18 15:36:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 182 transitions. [2018-11-18 15:36:44,333 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 182 transitions. Word has length 65 [2018-11-18 15:36:44,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:36:44,333 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 182 transitions. [2018-11-18 15:36:44,334 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:36:44,334 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 182 transitions. [2018-11-18 15:36:44,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 15:36:44,335 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:36:44,335 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, 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] [2018-11-18 15:36:44,335 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:36:44,336 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:36:44,336 INFO L82 PathProgramCache]: Analyzing trace with hash 1200581223, now seen corresponding path program 1 times [2018-11-18 15:36:44,336 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:36:44,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:44,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:36:44,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:36:44,337 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:36:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:36:44,429 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 15:36:44,430 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 15:36:44,430 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 15:36:44,431 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 103 with the following transitions: [2018-11-18 15:36:44,432 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [37], [38], [50], [55], [70], [73], [74], [75], [79], [85], [89], [93], [96], [101], [107], [109], [115], [118], [130], [131], [132], [133], [173], [177], [183], [191], [199], [203], [204], [207], [208], [209], [210], [211], [213], [214], [215], [216], [217], [218], [219], [220], [221], [225], [233], [234], [235], [236], [241], [242], [251], [252], [253], [254], [255], [256], [257] [2018-11-18 15:36:44,457 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 15:36:44,457 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 15:36:44,799 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 15:36:44,800 INFO L272 AbstractInterpreter]: Visited 62 different actions 71 times. Merged at 6 different actions 6 times. Never widened. Performed 2504 root evaluator evaluations with a maximum evaluation depth of 3. Performed 2504 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 133 variables. [2018-11-18 15:36:44,821 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:36:44,821 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 15:36:45,131 INFO L227 lantSequenceWeakener]: Weakened 92 states. On average, predicates are now at 97.34% of their original sizes. [2018-11-18 15:36:45,132 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 15:36:45,242 INFO L415 sIntCurrentIteration]: We unified 101 AI predicates to 101 [2018-11-18 15:36:45,242 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 15:36:45,243 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 15:36:45,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [7] total 22 [2018-11-18 15:36:45,243 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:36:45,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-18 15:36:45,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-18 15:36:45,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2018-11-18 15:36:45,244 INFO L87 Difference]: Start difference. First operand 164 states and 182 transitions. Second operand 17 states. [2018-11-18 15:36:47,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:36:47,063 INFO L93 Difference]: Finished difference Result 209 states and 234 transitions. [2018-11-18 15:36:47,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 15:36:47,063 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 102 [2018-11-18 15:36:47,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:36:47,064 INFO L225 Difference]: With dead ends: 209 [2018-11-18 15:36:47,064 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:36:47,064 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 102 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2018-11-18 15:36:47,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:36:47,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:36:47,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:36:47,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:36:47,065 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 102 [2018-11-18 15:36:47,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:36:47,065 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:36:47,065 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-18 15:36:47,066 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:36:47,066 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:36:47,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:36:47,890 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 216 223) the Hoare annotation is: true [2018-11-18 15:36:47,890 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 216 223) no Hoare annotation was computed. [2018-11-18 15:36:47,890 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 216 223) no Hoare annotation was computed. [2018-11-18 15:36:47,890 INFO L421 ceAbstractionStarter]: At program point L184(line 184) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-18 15:36:47,890 INFO L425 ceAbstractionStarter]: For program point L184-1(lines 165 189) no Hoare annotation was computed. [2018-11-18 15:36:47,890 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 165 189) no Hoare annotation was computed. [2018-11-18 15:36:47,890 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 165 189) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-18 15:36:47,891 INFO L421 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 15:36:47,891 INFO L421 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 15:36:47,891 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 181) no Hoare annotation was computed. [2018-11-18 15:36:47,891 INFO L421 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 15:36:47,891 INFO L425 ceAbstractionStarter]: For program point L171-1(line 171) no Hoare annotation was computed. [2018-11-18 15:36:47,891 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 186) no Hoare annotation was computed. [2018-11-18 15:36:47,891 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 445 451) the Hoare annotation is: true [2018-11-18 15:36:47,891 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 445 451) no Hoare annotation was computed. [2018-11-18 15:36:47,891 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 157 163) no Hoare annotation was computed. [2018-11-18 15:36:47,891 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 157 163) the Hoare annotation is: true [2018-11-18 15:36:47,891 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 452 460) no Hoare annotation was computed. [2018-11-18 15:36:47,892 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 452 460) the Hoare annotation is: true [2018-11-18 15:36:47,892 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 452 460) no Hoare annotation was computed. [2018-11-18 15:36:47,892 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 54 119) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:36:47,892 INFO L425 ceAbstractionStarter]: For program point L64-1(lines 64 111) no Hoare annotation was computed. [2018-11-18 15:36:47,892 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2018-11-18 15:36:47,892 INFO L421 ceAbstractionStarter]: At program point L112(lines 63 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:36:47,892 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 106) no Hoare annotation was computed. [2018-11-18 15:36:47,892 INFO L421 ceAbstractionStarter]: At program point L102-2(lines 94 107) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 15:36:47,892 INFO L425 ceAbstractionStarter]: For program point L65(lines 64 111) no Hoare annotation was computed. [2018-11-18 15:36:47,893 INFO L421 ceAbstractionStarter]: At program point L96(line 96) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 15:36:47,893 INFO L425 ceAbstractionStarter]: For program point L94(lines 94 107) no Hoare annotation was computed. [2018-11-18 15:36:47,893 INFO L421 ceAbstractionStarter]: At program point L86(line 86) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 15:36:47,893 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 90) no Hoare annotation was computed. [2018-11-18 15:36:47,893 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2018-11-18 15:36:47,893 INFO L421 ceAbstractionStarter]: At program point L109(lines 64 111) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 15:36:47,893 INFO L421 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (= ~waterLevel~0 2) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 15:36:47,893 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 80) no Hoare annotation was computed. [2018-11-18 15:36:47,893 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2018-11-18 15:36:47,893 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point L66(lines 66 70) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 398 422) the Hoare annotation is: true [2018-11-18 15:36:47,894 INFO L421 ceAbstractionStarter]: At program point L412(line 412) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point L410(lines 410 416) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L421 ceAbstractionStarter]: At program point L408(line 408) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point L408-1(line 408) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point L406(lines 406 419) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 398 422) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L428 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: true [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point L404-1(line 404) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 398 422) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 900 922) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 900 922) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L421 ceAbstractionStarter]: At program point L912(line 912) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:36:47,894 INFO L421 ceAbstractionStarter]: At program point L912-1(line 912) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= main_~tmp~8 ~systemActive~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point L910(lines 910 917) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point L910-1(lines 910 917) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 900 922) no Hoare annotation was computed. [2018-11-18 15:36:47,894 INFO L425 ceAbstractionStarter]: For program point L908(line 908) no Hoare annotation was computed. [2018-11-18 15:36:47,895 INFO L421 ceAbstractionStarter]: At program point L907(line 907) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:36:47,895 INFO L421 ceAbstractionStarter]: At program point L906(line 906) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:36:47,895 INFO L421 ceAbstractionStarter]: At program point L906-1(line 906) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:36:47,895 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 235 243) no Hoare annotation was computed. [2018-11-18 15:36:47,895 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 235 243) the Hoare annotation is: true [2018-11-18 15:36:47,895 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 235 243) no Hoare annotation was computed. [2018-11-18 15:36:47,895 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 388 396) no Hoare annotation was computed. [2018-11-18 15:36:47,895 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 388 396) the Hoare annotation is: true [2018-11-18 15:36:47,895 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 388 396) no Hoare annotation was computed. [2018-11-18 15:36:47,895 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:36:47,895 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:36:47,895 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:36:47,895 INFO L425 ceAbstractionStarter]: For program point L289(lines 289 293) no Hoare annotation was computed. [2018-11-18 15:36:47,896 INFO L428 ceAbstractionStarter]: At program point L287(line 287) the Hoare annotation is: true [2018-11-18 15:36:47,896 INFO L425 ceAbstractionStarter]: For program point L289-2(lines 289 293) no Hoare annotation was computed. [2018-11-18 15:36:47,896 INFO L425 ceAbstractionStarter]: For program point L287-1(line 287) no Hoare annotation was computed. [2018-11-18 15:36:47,896 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 280 298) the Hoare annotation is: true [2018-11-18 15:36:47,896 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 280 298) no Hoare annotation was computed. [2018-11-18 15:36:47,896 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 280 298) no Hoare annotation was computed. [2018-11-18 15:36:47,896 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 379 387) the Hoare annotation is: true [2018-11-18 15:36:47,896 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 379 387) no Hoare annotation was computed. [2018-11-18 15:36:47,896 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 379 387) no Hoare annotation was computed. [2018-11-18 15:36:47,896 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 335 346) the Hoare annotation is: true [2018-11-18 15:36:47,896 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 335 346) no Hoare annotation was computed. [2018-11-18 15:36:47,897 INFO L425 ceAbstractionStarter]: For program point L339-1(lines 335 346) no Hoare annotation was computed. [2018-11-18 15:36:47,897 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 829 858) no Hoare annotation was computed. [2018-11-18 15:36:47,897 INFO L425 ceAbstractionStarter]: For program point L843(lines 843 847) no Hoare annotation was computed. [2018-11-18 15:36:47,897 INFO L428 ceAbstractionStarter]: At program point L843-1(lines 843 847) the Hoare annotation is: true [2018-11-18 15:36:47,897 INFO L425 ceAbstractionStarter]: For program point L839-1(lines 839 853) no Hoare annotation was computed. [2018-11-18 15:36:47,897 INFO L428 ceAbstractionStarter]: At program point L839-3(lines 839 853) the Hoare annotation is: true [2018-11-18 15:36:47,897 INFO L428 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: true [2018-11-18 15:36:47,897 INFO L425 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2018-11-18 15:36:47,897 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 829 858) the Hoare annotation is: true [2018-11-18 15:36:47,897 INFO L428 ceAbstractionStarter]: At program point L854(lines 829 858) the Hoare annotation is: true [2018-11-18 15:36:47,897 INFO L425 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2018-11-18 15:36:47,897 INFO L425 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2018-11-18 15:36:47,898 INFO L421 ceAbstractionStarter]: At program point L146(line 146) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 15:36:47,898 INFO L421 ceAbstractionStarter]: At program point L144(lines 144 150) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 15:36:47,898 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 133 156) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= ~waterLevel~0 2) .cse1) .cse2 (not (= |old(~waterLevel~0)| 2))) (or (and (= ~waterLevel~0 1) .cse1) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 15:36:47,898 INFO L421 ceAbstractionStarter]: At program point L139(line 139) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 15:36:47,898 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 133 156) no Hoare annotation was computed. [2018-11-18 15:36:47,898 INFO L425 ceAbstractionStarter]: For program point L137(lines 136 155) no Hoare annotation was computed. [2018-11-18 15:36:47,898 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 133 156) no Hoare annotation was computed. [2018-11-18 15:36:47,898 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 311 322) the Hoare annotation is: true [2018-11-18 15:36:47,899 INFO L425 ceAbstractionStarter]: For program point L315-1(lines 311 322) no Hoare annotation was computed. [2018-11-18 15:36:47,899 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 311 322) no Hoare annotation was computed. [2018-11-18 15:36:47,899 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 438 444) no Hoare annotation was computed. [2018-11-18 15:36:47,899 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 438 444) the Hoare annotation is: true [2018-11-18 15:36:47,899 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 883 889) no Hoare annotation was computed. [2018-11-18 15:36:47,899 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 883 889) the Hoare annotation is: true [2018-11-18 15:36:47,899 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:36:47,899 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-11-18 15:36:47,899 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:36:47,899 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:36:47,899 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 299 306) no Hoare annotation was computed. [2018-11-18 15:36:47,900 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 299 306) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~systemActive~0 1)) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse1 .cse0 .cse2 (not (= ~waterLevel~0 2))))) [2018-11-18 15:36:47,900 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 299 306) no Hoare annotation was computed. [2018-11-18 15:36:47,900 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 323 334) no Hoare annotation was computed. [2018-11-18 15:36:47,900 INFO L425 ceAbstractionStarter]: For program point L327-1(lines 323 334) no Hoare annotation was computed. [2018-11-18 15:36:47,900 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 323 334) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= ~waterLevel~0 1) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (= ~waterLevel~0 2) .cse0 .cse1 (not (= |old(~waterLevel~0)| 2))))) [2018-11-18 15:36:47,900 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-18 15:36:47,900 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-18 15:36:47,900 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-18 15:36:47,900 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-18 15:36:47,900 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 890 899) the Hoare annotation is: (or (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 15:36:47,901 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 890 899) no Hoare annotation was computed. [2018-11-18 15:36:47,901 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 890 899) no Hoare annotation was computed. [2018-11-18 15:36:47,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:36:47 BoogieIcfgContainer [2018-11-18 15:36:47,909 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:36:47,909 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:36:47,909 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:36:47,909 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:36:47,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:36:42" (3/4) ... [2018-11-18 15:36:47,913 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 15:36:47,918 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 15:36:47,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 15:36:47,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 15:36:47,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 15:36:47,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 15:36:47,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 15:36:47,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 15:36:47,919 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 15:36:47,924 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-18 15:36:47,924 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 15:36:47,925 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 15:36:47,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 15:36:47,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 15:36:47,974 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d2386f83-6f50-40eb-babd-bc9d03537aca/bin-2019/utaipan/witness.graphml [2018-11-18 15:36:47,975 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:36:47,975 INFO L168 Benchmark]: Toolchain (without parser) took 6380.12 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 260.6 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -185.4 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:36:47,976 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:36:47,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 458.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:36:47,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:36:47,978 INFO L168 Benchmark]: Boogie Preprocessor took 26.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:36:47,979 INFO L168 Benchmark]: RCFGBuilder took 537.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:36:47,979 INFO L168 Benchmark]: TraceAbstraction took 5268.80 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 153.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -110.0 MB). Peak memory consumption was 295.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:36:47,979 INFO L168 Benchmark]: Witness Printer took 65.40 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:36:47,981 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 458.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 537.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5268.80 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 153.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -110.0 MB). Peak memory consumption was 295.2 MB. Max. memory is 11.5 GB. * Witness Printer took 65.40 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((((((waterLevel == 2 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || (((waterLevel == 1 && pumpRunning == 0) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 123 locations, 1 error locations. SAFE Result, 5.2s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 2.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 672 SDtfs, 506 SDslu, 1593 SDs, 0 SdLazy, 570 SolverSat, 115 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 150 GetRequests, 106 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=228occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.3s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.997255329567385 AbsIntWeakeningRatio, 0.9504950495049505 AbsIntAvgWeakeningVarsNumRemoved, 87.67326732673267 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 290 PreInvPairs, 305 NumberOfFragments, 848 HoareAnnotationTreeSize, 290 FomulaSimplifications, 166 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 51 FomulaSimplificationsInter, 669 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 375 NumberOfCodeBlocks, 375 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 369 ConstructedInterpolants, 0 QuantifiedInterpolants, 51145 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 29/33 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...