./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product24_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_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product24_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/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 19e7916b57c61379c1750277bd4e75aabb7fe031 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 13:35:29,302 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:35:29,303 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:35:29,311 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:35:29,311 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:35:29,312 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:35:29,313 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:35:29,314 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:35:29,315 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:35:29,316 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:35:29,316 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:35:29,316 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:35:29,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:35:29,318 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:35:29,318 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:35:29,319 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:35:29,320 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:35:29,321 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:35:29,322 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:35:29,323 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:35:29,324 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:35:29,324 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:35:29,326 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:35:29,326 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:35:29,326 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:35:29,327 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:35:29,328 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:35:29,328 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:35:29,329 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:35:29,329 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:35:29,330 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:35:29,330 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:35:29,330 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:35:29,330 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:35:29,331 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:35:29,332 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:35:29,332 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 13:35:29,341 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:35:29,341 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:35:29,342 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:35:29,342 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 13:35:29,342 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 13:35:29,342 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 13:35:29,343 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 13:35:29,343 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 13:35:29,343 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 13:35:29,343 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 13:35:29,343 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 13:35:29,344 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:35:29,344 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:35:29,344 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:35:29,344 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:35:29,344 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:35:29,344 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:35:29,345 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:35:29,345 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:35:29,345 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:35:29,345 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:35:29,345 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:35:29,345 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:35:29,346 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:35:29,346 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:35:29,346 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:35:29,346 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:35:29,346 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:35:29,346 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:35:29,346 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:35:29,347 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 13:35:29,347 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:35:29,347 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:35:29,347 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 13:35:29,347 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_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/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 -> 19e7916b57c61379c1750277bd4e75aabb7fe031 [2018-11-10 13:35:29,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:35:29,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:35:29,381 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:35:29,382 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:35:29,383 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:35:29,383 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product24_true-unreach-call_false-termination.cil.c [2018-11-10 13:35:29,426 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/data/800d2d511/f847fbc64e7b45bcb3908085a106c3e5/FLAGd658a2288 [2018-11-10 13:35:29,775 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:35:29,776 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/sv-benchmarks/c/product-lines/minepump_spec4_product24_true-unreach-call_false-termination.cil.c [2018-11-10 13:35:29,782 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/data/800d2d511/f847fbc64e7b45bcb3908085a106c3e5/FLAGd658a2288 [2018-11-10 13:35:29,790 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/data/800d2d511/f847fbc64e7b45bcb3908085a106c3e5 [2018-11-10 13:35:29,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:35:29,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:35:29,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:29,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:35:29,796 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:35:29,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:29" (1/1) ... [2018-11-10 13:35:29,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71729748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:29, skipping insertion in model container [2018-11-10 13:35:29,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:35:29" (1/1) ... [2018-11-10 13:35:29,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:35:29,832 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:35:30,014 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:30,022 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:35:30,074 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:35:30,092 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:35:30,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30 WrapperNode [2018-11-10 13:35:30,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:35:30,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:30,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:35:30,093 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:35:30,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (1/1) ... [2018-11-10 13:35:30,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (1/1) ... [2018-11-10 13:35:30,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:35:30,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:35:30,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:35:30,180 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:35:30,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (1/1) ... [2018-11-10 13:35:30,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (1/1) ... [2018-11-10 13:35:30,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (1/1) ... [2018-11-10 13:35:30,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (1/1) ... [2018-11-10 13:35:30,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (1/1) ... [2018-11-10 13:35:30,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (1/1) ... [2018-11-10 13:35:30,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (1/1) ... [2018-11-10 13:35:30,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:35:30,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:35:30,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:35:30,209 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:35:30,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/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 13:35:30,258 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 13:35:30,258 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 13:35:30,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-10 13:35:30,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-10 13:35:30,259 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:35:30,259 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:35:30,259 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-10 13:35:30,259 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-10 13:35:30,259 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-10 13:35:30,259 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-10 13:35:30,259 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 13:35:30,260 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 13:35:30,260 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 13:35:30,260 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 13:35:30,260 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 13:35:30,260 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 13:35:30,260 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 13:35:30,260 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 13:35:30,260 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-10 13:35:30,260 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-10 13:35:30,260 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 13:35:30,261 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 13:35:30,261 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 13:35:30,261 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 13:35:30,261 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 13:35:30,261 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 13:35:30,261 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 13:35:30,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 13:35:30,261 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 13:35:30,262 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 13:35:30,262 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-10 13:35:30,262 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-10 13:35:30,262 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 13:35:30,262 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 13:35:30,262 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 13:35:30,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 13:35:30,262 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 13:35:30,262 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 13:35:30,263 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 13:35:30,263 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 13:35:30,263 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 13:35:30,263 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 13:35:30,263 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 13:35:30,263 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 13:35:30,263 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 13:35:30,263 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 13:35:30,263 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 13:35:30,264 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 13:35:30,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:35:30,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:35:30,264 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 13:35:30,264 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 13:35:30,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:35:30,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:35:30,264 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 13:35:30,265 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 13:35:30,795 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:35:30,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:35:30 BoogieIcfgContainer [2018-11-10 13:35:30,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:35:30,796 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:35:30,796 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:35:30,798 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:35:30,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:35:29" (1/3) ... [2018-11-10 13:35:30,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6efd952a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:35:30, skipping insertion in model container [2018-11-10 13:35:30,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:35:30" (2/3) ... [2018-11-10 13:35:30,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6efd952a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:35:30, skipping insertion in model container [2018-11-10 13:35:30,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:35:30" (3/3) ... [2018-11-10 13:35:30,801 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product24_true-unreach-call_false-termination.cil.c [2018-11-10 13:35:30,806 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:35:30,813 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 13:35:30,824 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 13:35:30,842 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:35:30,842 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 13:35:30,843 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:35:30,843 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:35:30,843 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:35:30,843 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:35:30,843 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:35:30,843 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:35:30,859 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-11-10 13:35:30,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 13:35:30,865 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:35:30,866 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 13:35:30,868 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:35:30,872 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:30,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1183717157, now seen corresponding path program 1 times [2018-11-10 13:35:30,874 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:35:30,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:30,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:35:30,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:30,903 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:35:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:35:31,064 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 13:35:31,066 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:35:31,066 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 13:35:31,067 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:35:31,071 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 13:35:31,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 13:35:31,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:35:31,085 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2018-11-10 13:35:31,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:35:31,117 INFO L93 Difference]: Finished difference Result 268 states and 331 transitions. [2018-11-10 13:35:31,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 13:35:31,118 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-10 13:35:31,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:35:31,129 INFO L225 Difference]: With dead ends: 268 [2018-11-10 13:35:31,130 INFO L226 Difference]: Without dead ends: 134 [2018-11-10 13:35:31,133 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 13:35:31,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-11-10 13:35:31,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-11-10 13:35:31,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-11-10 13:35:31,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 157 transitions. [2018-11-10 13:35:31,179 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 157 transitions. Word has length 46 [2018-11-10 13:35:31,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:35:31,179 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 157 transitions. [2018-11-10 13:35:31,179 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 13:35:31,179 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 157 transitions. [2018-11-10 13:35:31,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 13:35:31,181 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:35:31,182 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 13:35:31,182 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:35:31,182 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:31,182 INFO L82 PathProgramCache]: Analyzing trace with hash -834344691, now seen corresponding path program 1 times [2018-11-10 13:35:31,182 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:35:31,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:31,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:35:31,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:31,183 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:35:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:35:31,263 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 13:35:31,264 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:35:31,264 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 13:35:31,264 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:35:31,265 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 13:35:31,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 13:35:31,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:35:31,266 INFO L87 Difference]: Start difference. First operand 134 states and 157 transitions. Second operand 3 states. [2018-11-10 13:35:31,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:35:31,285 INFO L93 Difference]: Finished difference Result 205 states and 239 transitions. [2018-11-10 13:35:31,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 13:35:31,286 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-10 13:35:31,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:35:31,288 INFO L225 Difference]: With dead ends: 205 [2018-11-10 13:35:31,288 INFO L226 Difference]: Without dead ends: 124 [2018-11-10 13:35:31,289 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 13:35:31,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-10 13:35:31,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-10 13:35:31,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-10 13:35:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 144 transitions. [2018-11-10 13:35:31,299 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 144 transitions. Word has length 48 [2018-11-10 13:35:31,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:35:31,300 INFO L481 AbstractCegarLoop]: Abstraction has 124 states and 144 transitions. [2018-11-10 13:35:31,300 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 13:35:31,300 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 144 transitions. [2018-11-10 13:35:31,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-10 13:35:31,302 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:35:31,302 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] [2018-11-10 13:35:31,302 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:35:31,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:31,302 INFO L82 PathProgramCache]: Analyzing trace with hash 3508534, now seen corresponding path program 1 times [2018-11-10 13:35:31,302 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:35:31,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:31,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:35:31,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:31,304 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:35:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:35:31,416 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 13:35:31,416 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:35:31,416 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:35:31,416 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:35:31,417 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:35:31,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:35:31,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:35:31,417 INFO L87 Difference]: Start difference. First operand 124 states and 144 transitions. Second operand 7 states. [2018-11-10 13:35:31,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:35:31,797 INFO L93 Difference]: Finished difference Result 375 states and 453 transitions. [2018-11-10 13:35:31,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:35:31,797 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-10 13:35:31,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:35:31,799 INFO L225 Difference]: With dead ends: 375 [2018-11-10 13:35:31,799 INFO L226 Difference]: Without dead ends: 275 [2018-11-10 13:35:31,800 INFO L605 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 [2018-11-10 13:35:31,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2018-11-10 13:35:31,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 263. [2018-11-10 13:35:31,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2018-11-10 13:35:31,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 317 transitions. [2018-11-10 13:35:31,828 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 317 transitions. Word has length 53 [2018-11-10 13:35:31,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:35:31,828 INFO L481 AbstractCegarLoop]: Abstraction has 263 states and 317 transitions. [2018-11-10 13:35:31,828 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:35:31,828 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 317 transitions. [2018-11-10 13:35:31,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 13:35:31,830 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:35:31,830 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] [2018-11-10 13:35:31,830 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:35:31,830 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:31,831 INFO L82 PathProgramCache]: Analyzing trace with hash -496148107, now seen corresponding path program 1 times [2018-11-10 13:35:31,831 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:35:31,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:31,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:35:31,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:31,832 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:35:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:35:31,935 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 13:35:31,935 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:35:31,935 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 13:35:31,935 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:35:31,936 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 13:35:31,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 13:35:31,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-10 13:35:31,936 INFO L87 Difference]: Start difference. First operand 263 states and 317 transitions. Second operand 10 states. [2018-11-10 13:35:32,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:35:32,370 INFO L93 Difference]: Finished difference Result 932 states and 1187 transitions. [2018-11-10 13:35:32,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-10 13:35:32,370 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 58 [2018-11-10 13:35:32,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:35:32,375 INFO L225 Difference]: With dead ends: 932 [2018-11-10 13:35:32,375 INFO L226 Difference]: Without dead ends: 693 [2018-11-10 13:35:32,377 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 13:35:32,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2018-11-10 13:35:32,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 681. [2018-11-10 13:35:32,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 681 states. [2018-11-10 13:35:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 681 states and 841 transitions. [2018-11-10 13:35:32,449 INFO L78 Accepts]: Start accepts. Automaton has 681 states and 841 transitions. Word has length 58 [2018-11-10 13:35:32,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:35:32,449 INFO L481 AbstractCegarLoop]: Abstraction has 681 states and 841 transitions. [2018-11-10 13:35:32,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 13:35:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 841 transitions. [2018-11-10 13:35:32,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 13:35:32,452 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:35:32,452 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] [2018-11-10 13:35:32,454 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:35:32,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:32,454 INFO L82 PathProgramCache]: Analyzing trace with hash -1167797701, now seen corresponding path program 1 times [2018-11-10 13:35:32,455 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:35:32,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:32,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:35:32,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:32,455 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:35:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:35:32,511 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 13:35:32,512 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:35:32,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 13:35:32,512 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:35:32,512 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 13:35:32,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 13:35:32,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 13:35:32,513 INFO L87 Difference]: Start difference. First operand 681 states and 841 transitions. Second operand 4 states. [2018-11-10 13:35:32,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:35:32,641 INFO L93 Difference]: Finished difference Result 1104 states and 1402 transitions. [2018-11-10 13:35:32,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 13:35:32,642 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-11-10 13:35:32,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:35:32,644 INFO L225 Difference]: With dead ends: 1104 [2018-11-10 13:35:32,645 INFO L226 Difference]: Without dead ends: 447 [2018-11-10 13:35:32,647 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 13:35:32,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2018-11-10 13:35:32,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 435. [2018-11-10 13:35:32,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2018-11-10 13:35:32,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 497 transitions. [2018-11-10 13:35:32,664 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 497 transitions. Word has length 62 [2018-11-10 13:35:32,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:35:32,665 INFO L481 AbstractCegarLoop]: Abstraction has 435 states and 497 transitions. [2018-11-10 13:35:32,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 13:35:32,665 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 497 transitions. [2018-11-10 13:35:32,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 13:35:32,667 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:35:32,667 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:35:32,667 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:35:32,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:32,667 INFO L82 PathProgramCache]: Analyzing trace with hash 965534411, now seen corresponding path program 1 times [2018-11-10 13:35:32,667 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 13:35:32,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:32,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:35:32,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:35:32,668 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 13:35:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:35:32,754 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 13:35:32,754 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:35:32,754 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 13:35:32,755 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 92 with the following transitions: [2018-11-10 13:35:32,756 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [5], [8], [10], [13], [19], [21], [22], [26], [29], [42], [44], [45], [46], [47], [59], [88], [92], [98], [102], [106], [109], [114], [120], [122], [128], [131], [134], [144], [145], [146], [147], [187], [194], [197], [210], [215], [219], [220], [242], [243], [244], [245], [246], [248], [249], [250], [251], [252], [253], [254], [255], [256], [262], [274], [275], [280], [281], [282], [283], [294], [295], [296], [297], [298] [2018-11-10 13:35:32,793 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 13:35:32,793 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 13:35:42,841 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 13:35:42,842 INFO L272 AbstractInterpreter]: Visited 60 different actions 124 times. Merged at 14 different actions 21 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 133 variables. [2018-11-10 13:35:42,858 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:35:42,858 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 13:35:52,831 INFO L227 lantSequenceWeakener]: Weakened 82 states. On average, predicates are now at 97.59% of their original sizes. [2018-11-10 13:35:52,831 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 13:35:53,385 INFO L415 sIntCurrentIteration]: We unified 90 AI predicates to 90 [2018-11-10 13:35:53,385 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 13:35:53,386 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:35:53,386 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [30] imperfect sequences [7] total 35 [2018-11-10 13:35:53,386 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 13:35:53,387 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-11-10 13:35:53,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-11-10 13:35:53,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=737, Unknown=0, NotChecked=0, Total=870 [2018-11-10 13:35:53,388 INFO L87 Difference]: Start difference. First operand 435 states and 497 transitions. Second operand 30 states. [2018-11-10 13:36:12,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:36:12,963 INFO L93 Difference]: Finished difference Result 625 states and 736 transitions. [2018-11-10 13:36:12,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-10 13:36:12,963 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 91 [2018-11-10 13:36:12,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:36:12,963 INFO L225 Difference]: With dead ends: 625 [2018-11-10 13:36:12,963 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 13:36:12,965 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 112 GetRequests, 61 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=355, Invalid=2297, Unknown=0, NotChecked=0, Total=2652 [2018-11-10 13:36:12,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 13:36:12,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 13:36:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 13:36:12,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 13:36:12,965 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2018-11-10 13:36:12,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:36:12,966 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 13:36:12,966 INFO L482 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-11-10 13:36:12,966 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 13:36:12,966 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:36:12,970 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 13:36:13,200 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 240 [2018-11-10 13:36:13,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:36:14,191 WARN L179 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 61 [2018-11-10 13:36:15,181 WARN L179 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 61 [2018-11-10 13:36:15,475 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2018-11-10 13:36:15,832 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 46 [2018-11-10 13:36:16,345 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 41 [2018-11-10 13:36:16,536 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 31 [2018-11-10 13:36:17,245 WARN L179 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 63 [2018-11-10 13:36:17,450 WARN L179 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 47 [2018-11-10 13:36:17,998 WARN L179 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 53 [2018-11-10 13:36:18,283 WARN L179 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 34 [2018-11-10 13:36:18,605 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 59 [2018-11-10 13:36:18,689 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 925 931) the Hoare annotation is: true [2018-11-10 13:36:18,690 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 925 931) no Hoare annotation was computed. [2018-11-10 13:36:18,690 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 932 940) no Hoare annotation was computed. [2018-11-10 13:36:18,690 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 932 940) the Hoare annotation is: true [2018-11-10 13:36:18,690 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 932 940) no Hoare annotation was computed. [2018-11-10 13:36:18,690 INFO L421 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= ~waterLevel~0 1)) .cse1) (or (< (* 2 ~waterLevel~0) 4) .cse1 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-11-10 13:36:18,690 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 881 905) the Hoare annotation is: true [2018-11-10 13:36:18,690 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 899) no Hoare annotation was computed. [2018-11-10 13:36:18,690 INFO L421 ceAbstractionStarter]: At program point L891(line 891) the Hoare annotation is: (let ((.cse0 (* 2 ~pumpRunning~0))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= ~waterLevel~0 1)) .cse1) (or (< (* 2 ~waterLevel~0) 4) .cse1 (< (+ ~pumpRunning~0 2) ~waterLevel~0))))) [2018-11-10 13:36:18,690 INFO L425 ceAbstractionStarter]: For program point L891-1(line 891) no Hoare annotation was computed. [2018-11-10 13:36:18,690 INFO L425 ceAbstractionStarter]: For program point L889(lines 889 902) no Hoare annotation was computed. [2018-11-10 13:36:18,690 INFO L425 ceAbstractionStarter]: For program point L889-1(lines 881 905) no Hoare annotation was computed. [2018-11-10 13:36:18,691 INFO L428 ceAbstractionStarter]: At program point L887(line 887) the Hoare annotation is: true [2018-11-10 13:36:18,691 INFO L425 ceAbstractionStarter]: For program point L887-1(line 887) no Hoare annotation was computed. [2018-11-10 13:36:18,691 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 881 905) no Hoare annotation was computed. [2018-11-10 13:36:18,691 INFO L425 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-11-10 13:36:18,691 INFO L425 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-11-10 13:36:18,691 INFO L421 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:36:18,691 INFO L421 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:36:18,691 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:36:18,691 INFO L421 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:36:18,691 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-11-10 13:36:18,691 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-11-10 13:36:18,691 INFO L421 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (+ main_~tmp~0 ~pumpRunning~0))) (and (= ~systemActive~0 1) (<= .cse0 1) (<= 1 .cse0) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0))) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:36:18,691 INFO L421 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (let ((.cse0 (+ main_~tmp~0 ~pumpRunning~0))) (and (= ~systemActive~0 1) (<= .cse0 1) (<= 1 .cse0) (= main_~tmp~0 ~waterLevel~0) (= ~pumpRunning~0 0))) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:36:18,691 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 766 780) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 766 780) the Hoare annotation is: (let ((.cse6 (+ |old(~pumpRunning~0)| 2)) (.cse5 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (+ ~waterLevel~0 |old(~systemActive~0)|)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 0 .cse5)) (.cse1 (+ ~systemActive~0 ~waterLevel~0)) (.cse3 (< .cse6 ~waterLevel~0))) (and (or (< .cse0 2) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (and (<= 2 .cse1) (<= ~systemActive~0 ~waterLevel~0)) .cse2 .cse3) (or .cse4 (< (* 2 ~waterLevel~0) 4) .cse2 .cse3) (or (and (<= .cse1 3) (<= (+ ~pumpRunning~0 1) ~systemActive~0)) (< .cse0 3) (< ~waterLevel~0 (+ |old(~systemActive~0)| 1)) .cse2 .cse3) (or .cse4 (< .cse5 0) (not (= ~waterLevel~0 1)) .cse2) (or (not (= |old(~systemActive~0)| 0)) (< ~waterLevel~0 .cse6) (<= .cse1 2) (< |old(~pumpRunning~0)| |old(~systemActive~0)|) (< 0 (+ |old(~pumpRunning~0)| |old(~systemActive~0)|)) .cse3)))) [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 766 780) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L421 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (< 0 .cse1))) (and (or (< (* 2 ~waterLevel~0) 4) .cse0 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or (< .cse1 0) (not (= ~waterLevel~0 1)) .cse0)))) [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point L770(lines 770 776) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 702 710) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 702 710) the Hoare annotation is: true [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 702 710) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point L754-1(line 754) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 747 765) the Hoare annotation is: true [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 747 765) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point L756(lines 756 760) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L428 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: true [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point L756-2(lines 756 760) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 747 765) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 918 924) no Hoare annotation was computed. [2018-11-10 13:36:18,692 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 918 924) the Hoare annotation is: true [2018-11-10 13:36:18,693 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:36:18,693 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-11-10 13:36:18,693 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-11-10 13:36:18,693 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 691 701) the Hoare annotation is: true [2018-11-10 13:36:18,693 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 691 701) no Hoare annotation was computed. [2018-11-10 13:36:18,693 INFO L428 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: true [2018-11-10 13:36:18,693 INFO L425 ceAbstractionStarter]: For program point L696-1(line 696) no Hoare annotation was computed. [2018-11-10 13:36:18,693 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 691 701) no Hoare annotation was computed. [2018-11-10 13:36:18,693 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 683 690) the Hoare annotation is: true [2018-11-10 13:36:18,693 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 683 690) no Hoare annotation was computed. [2018-11-10 13:36:18,693 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 683 690) no Hoare annotation was computed. [2018-11-10 13:36:18,693 INFO L421 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-11-10 13:36:18,693 INFO L425 ceAbstractionStarter]: For program point L669-1(lines 650 674) no Hoare annotation was computed. [2018-11-10 13:36:18,693 INFO L421 ceAbstractionStarter]: At program point L664(line 664) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 13:36:18,693 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 650 674) no Hoare annotation was computed. [2018-11-10 13:36:18,693 INFO L421 ceAbstractionStarter]: At program point L660(line 660) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 13:36:18,693 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 650 674) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-11-10 13:36:18,693 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 666) no Hoare annotation was computed. [2018-11-10 13:36:18,693 INFO L421 ceAbstractionStarter]: At program point L656(line 656) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 13:36:18,694 INFO L425 ceAbstractionStarter]: For program point L656-1(line 656) no Hoare annotation was computed. [2018-11-10 13:36:18,694 INFO L425 ceAbstractionStarter]: For program point L654(lines 654 671) no Hoare annotation was computed. [2018-11-10 13:36:18,694 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 616 622) no Hoare annotation was computed. [2018-11-10 13:36:18,694 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 616 622) the Hoare annotation is: true [2018-11-10 13:36:18,694 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 512 579) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:36:18,694 INFO L421 ceAbstractionStarter]: At program point L572(lines 521 573) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))) [2018-11-10 13:36:18,694 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 512 579) no Hoare annotation was computed. [2018-11-10 13:36:18,694 INFO L421 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (let ((.cse5 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse0 (<= 1 .cse5)) (.cse1 (<= test_~tmp~4 (+ ~pumpRunning~0 2147483647))) (.cse2 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) (<= .cse5 2) (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) .cse0 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse1 (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse2 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse3 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse4) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 13:36:18,694 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 566) no Hoare annotation was computed. [2018-11-10 13:36:18,695 INFO L421 ceAbstractionStarter]: At program point L560-1(lines 552 567) the Hoare annotation is: (let ((.cse10 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= .cse10 2)) (.cse2 (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647)) (.cse5 (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648))) (.cse8 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse3 (<= 1 .cse10)) (.cse4 (<= test_~tmp~4 (+ ~pumpRunning~0 2147483647))) (.cse6 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse7 (= ~pumpRunning~0 0)) (.cse9 (= test_~splverifierCounter~0 0))) (or (let ((.cse0 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse0 1) (<= 1 .cse0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse8 .cse9)) (not (= |old(~systemActive~0)| 1)) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse1 .cse2 .cse3 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse4 .cse5 .cse6 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse7 .cse8 .cse9) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse3 .cse4 .cse6 .cse7 .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 13:36:18,695 INFO L425 ceAbstractionStarter]: For program point L523(lines 522 571) no Hoare annotation was computed. [2018-11-10 13:36:18,695 INFO L421 ceAbstractionStarter]: At program point L554(line 554) the Hoare annotation is: (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= 1 .cse0)) (.cse2 (<= test_~tmp~4 (+ ~pumpRunning~0 2147483647))) (.cse3 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= .cse0 2) (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) .cse1 .cse2 (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse3 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse4 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648)) .cse5) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse1 .cse2 .cse3 .cse4 .cse5) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 13:36:18,695 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 567) no Hoare annotation was computed. [2018-11-10 13:36:18,695 INFO L421 ceAbstractionStarter]: At program point L544(line 544) the Hoare annotation is: (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= 1 .cse0)) (.cse2 (<= test_~tmp~4 (+ ~pumpRunning~0 2147483647))) (.cse3 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= .cse0 2) (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647) .cse1 .cse2 (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648)) .cse3 .cse4 .cse5) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse1 .cse2 .cse3 .cse4 .cse5) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 13:36:18,695 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 548) no Hoare annotation was computed. [2018-11-10 13:36:18,695 INFO L425 ceAbstractionStarter]: For program point L542-1(lines 542 548) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L421 ceAbstractionStarter]: At program point L569(lines 522 571) the Hoare annotation is: (let ((.cse11 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse1 (<= .cse11 2)) (.cse2 (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647)) (.cse5 (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648))) (.cse8 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse10 (<= ~waterLevel~0 (+ ~pumpRunning~0 1))) (.cse3 (<= 1 .cse11)) (.cse4 (<= test_~tmp~4 (+ ~pumpRunning~0 2147483647))) (.cse6 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse7 (= ~pumpRunning~0 0)) (.cse9 (= test_~splverifierCounter~0 0))) (or (let ((.cse0 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse0 1) (<= 1 .cse0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse8 .cse9)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) .cse10 .cse3 .cse7 .cse9) (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse1 .cse3 .cse2 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse4 .cse5 .cse6 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse7 .cse8 .cse9) (and .cse10 .cse3 .cse4 .cse6 .cse7 .cse9) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 13:36:18,696 INFO L421 ceAbstractionStarter]: At program point L534(line 534) the Hoare annotation is: (let ((.cse10 (+ ~pumpRunning~0 ~waterLevel~0))) (let ((.cse0 (<= .cse10 2)) (.cse2 (<= (+ test_~splverifierCounter~0 test_~tmp___0~0) 2147483647)) (.cse4 (<= 0 (+ ~pumpRunning~0 test_~tmp___0~0 2147483648))) (.cse7 (<= 0 (+ test_~splverifierCounter~0 test_~tmp___2~0 2147483648))) (.cse1 (<= 1 .cse10)) (.cse3 (<= test_~tmp~4 (+ ~pumpRunning~0 2147483647))) (.cse5 (<= test_~splverifierCounter~0 (+ test_~tmp~4 2147483648))) (.cse6 (= ~pumpRunning~0 0)) (.cse8 (= test_~splverifierCounter~0 0))) (or (and (<= 0 (+ ~pumpRunning~0 test_~tmp___1~0 2147483648)) .cse0 .cse1 .cse2 (<= (+ ~waterLevel~0 test_~tmp___1~0) 2147483649) .cse3 .cse4 .cse5 (<= test_~tmp___2~0 (+ ~waterLevel~0 2147483645)) .cse6 .cse7 .cse8) (not (= |old(~systemActive~0)| 1)) (let ((.cse9 (+ ~pumpRunning~0 ~systemActive~0))) (and (<= .cse9 1) (<= 1 .cse9) .cse0 .cse2 .cse1 .cse3 .cse4 .cse5 .cse6 (<= test_~tmp___2~0 (+ ~systemActive~0 2147483646)) .cse7 .cse8)) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) .cse1 .cse3 .cse5 .cse6 .cse8) (< (+ |old(~pumpRunning~0)| 1) |old(~systemActive~0)|) (not (= |old(~waterLevel~0)| 1)) (< 0 (* 2 |old(~pumpRunning~0)|))))) [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point L532(lines 532 538) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 532 538) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 528) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 522 571) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 512 579) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 870 878) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 870 878) the Hoare annotation is: true [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 870 878) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 861 869) the Hoare annotation is: true [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 861 869) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 861 869) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 817 828) the Hoare annotation is: true [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 817 828) no Hoare annotation was computed. [2018-11-10 13:36:18,696 INFO L425 ceAbstractionStarter]: For program point L821-1(lines 817 828) no Hoare annotation was computed. [2018-11-10 13:36:18,697 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-11-10 13:36:18,697 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-11-10 13:36:18,697 INFO L428 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-11-10 13:36:18,697 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 52 66) no Hoare annotation was computed. [2018-11-10 13:36:18,697 INFO L428 ceAbstractionStarter]: At program point L52-3(lines 52 66) the Hoare annotation is: true [2018-11-10 13:36:18,697 INFO L428 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-11-10 13:36:18,697 INFO L425 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-11-10 13:36:18,697 INFO L428 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-11-10 13:36:18,697 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-10 13:36:18,697 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-11-10 13:36:18,697 INFO L425 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-11-10 13:36:18,697 INFO L421 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse4 (< 0 .cse3)) (.cse1 (not (= ~systemActive~0 0))) (.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (<= .cse0 1) (<= 1 .cse0) .cse1 .cse2) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse4) (or (< (* 2 |old(~waterLevel~0)|) 4) .cse4 (and .cse1 (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse0) .cse2) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-11-10 13:36:18,697 INFO L421 ceAbstractionStarter]: At program point L603(lines 603 609) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 0 .cse3))) (and (or (< (* 2 |old(~waterLevel~0)|) 4) .cse0 (and (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse1) .cse2) (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse1 1) .cse2) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse0)))) [2018-11-10 13:36:18,697 INFO L421 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (let ((.cse0 (* 2 |old(~pumpRunning~0)|))) (let ((.cse1 (< 0 .cse0))) (and (or (< .cse0 0) (not (= |old(~waterLevel~0)| 1)) .cse1) (or (< (* 2 |old(~waterLevel~0)|) 4) .cse1 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|))))) [2018-11-10 13:36:18,697 INFO L425 ceAbstractionStarter]: For program point L596(lines 595 614) no Hoare annotation was computed. [2018-11-10 13:36:18,697 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 592 615) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 0 .cse3))) (and (or (< (* 2 |old(~waterLevel~0)|) 4) (and (<= ~waterLevel~0 (+ ~pumpRunning~0 2)) (<= 2 .cse0) .cse1) .cse2 (< (+ |old(~pumpRunning~0)| 2) |old(~waterLevel~0)|)) (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse0 1) .cse1) (< .cse3 0) (not (= |old(~waterLevel~0)| 1)) .cse2)))) [2018-11-10 13:36:18,697 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 592 615) no Hoare annotation was computed. [2018-11-10 13:36:18,697 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 592 615) no Hoare annotation was computed. [2018-11-10 13:36:18,697 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 829 837) the Hoare annotation is: true [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 829 837) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 829 837) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 793 804) the Hoare annotation is: true [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point L797-1(lines 793 804) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 793 804) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 1 (+ ~pumpRunning~0 ~waterLevel~0)) (<= ~waterLevel~0 (+ ~pumpRunning~0 1)) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-11-10 13:36:18,698 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 781 788) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 781 788) the Hoare annotation is: (let ((.cse5 (+ ~pumpRunning~0 2))) (let ((.cse2 (+ ~waterLevel~0 |old(~systemActive~0)|)) (.cse1 (+ ~pumpRunning~0 1)) (.cse0 (+ ~systemActive~0 ~waterLevel~0)) (.cse3 (< 0 (* 2 ~pumpRunning~0))) (.cse4 (< .cse5 ~waterLevel~0))) (and (or (and (<= .cse0 3) (<= .cse1 ~systemActive~0)) (< .cse2 3) (< ~waterLevel~0 (+ |old(~systemActive~0)| 1)) .cse3 .cse4) (or (not (= |old(~systemActive~0)| 0)) (< ~waterLevel~0 .cse5) (< ~pumpRunning~0 |old(~systemActive~0)|) (<= .cse0 2) (< 0 (+ ~pumpRunning~0 |old(~systemActive~0)|)) .cse4) (or (< .cse2 2) (< .cse1 |old(~systemActive~0)|) (and (<= 2 .cse0) (<= ~systemActive~0 ~waterLevel~0)) .cse3 .cse4)))) [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 781 788) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 805 816) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point L809-1(lines 805 816) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 805 816) the Hoare annotation is: (let ((.cse1 (* 2 ~pumpRunning~0))) (let ((.cse0 (+ ~pumpRunning~0 ~waterLevel~0)) (.cse2 (< 0 .cse1))) (and (or (and (<= (+ ~pumpRunning~0 1) ~waterLevel~0) (<= .cse0 1)) (< .cse1 0) (not (= |old(~waterLevel~0)| 1)) .cse2) (let ((.cse3 (+ ~pumpRunning~0 2))) (or (< (* 2 |old(~waterLevel~0)|) 4) (and (<= ~waterLevel~0 .cse3) (<= 2 .cse0)) .cse2 (< .cse3 |old(~waterLevel~0)|)))))) [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 942 949) no Hoare annotation was computed. [2018-11-10 13:36:18,698 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 946) no Hoare annotation was computed. [2018-11-10 13:36:18,699 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 942 949) the Hoare annotation is: true [2018-11-10 13:36:18,699 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 942 949) no Hoare annotation was computed. [2018-11-10 13:36:18,699 INFO L421 ceAbstractionStarter]: At program point L638(line 638) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 13:36:18,699 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 624 648) no Hoare annotation was computed. [2018-11-10 13:36:18,699 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 624 648) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-11-10 13:36:18,699 INFO L421 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 13:36:18,699 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 640) no Hoare annotation was computed. [2018-11-10 13:36:18,699 INFO L421 ceAbstractionStarter]: At program point L630(line 630) the Hoare annotation is: (let ((.cse1 (* 2 |old(~pumpRunning~0)|))) (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< 0 .cse1))) (and (or .cse0 (< .cse1 0) (not (= ~waterLevel~0 1)) .cse2) (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0))))) [2018-11-10 13:36:18,699 INFO L425 ceAbstractionStarter]: For program point L630-1(line 630) no Hoare annotation was computed. [2018-11-10 13:36:18,699 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 645) no Hoare annotation was computed. [2018-11-10 13:36:18,699 INFO L421 ceAbstractionStarter]: At program point L643(line 643) the Hoare annotation is: (let ((.cse3 (* 2 |old(~pumpRunning~0)|))) (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 0 .cse3))) (and (or .cse0 (< (* 2 ~waterLevel~0) 4) .cse1 .cse2 (< (+ |old(~pumpRunning~0)| 2) ~waterLevel~0)) (or .cse2 .cse0 (< .cse3 0) (not (= ~waterLevel~0 1)) .cse1)))) [2018-11-10 13:36:18,699 INFO L425 ceAbstractionStarter]: For program point L643-1(lines 624 648) no Hoare annotation was computed. [2018-11-10 13:36:18,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:36:18 BoogieIcfgContainer [2018-11-10 13:36:18,712 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:36:18,712 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:36:18,712 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:36:18,713 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:36:18,713 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:35:30" (3/4) ... [2018-11-10 13:36:18,715 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:36:18,720 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 13:36:18,720 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 13:36:18,720 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-10 13:36:18,721 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 13:36:18,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 13:36:18,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 13:36:18,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 13:36:18,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 13:36:18,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 13:36:18,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 13:36:18,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 13:36:18,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-10 13:36:18,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 13:36:18,722 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 13:36:18,723 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-10 13:36:18,729 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2018-11-10 13:36:18,729 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-10 13:36:18,729 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-10 13:36:18,745 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((pumpRunning + systemActive <= 1 && 1 <= pumpRunning + systemActive) && pumpRunning + waterLevel <= 2) && splverifierCounter + tmp___0 <= 2147483647) && 1 <= pumpRunning + waterLevel) && tmp <= pumpRunning + 2147483647) && 0 <= pumpRunning + tmp___0 + 2147483648) && splverifierCounter <= tmp + 2147483648) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((systemActive == 1 && waterLevel <= pumpRunning + 1) && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((0 <= pumpRunning + tmp___1 + 2147483648 && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && splverifierCounter + tmp___0 <= 2147483647) && waterLevel + tmp___1 <= 2147483649) && tmp <= pumpRunning + 2147483647) && 0 <= pumpRunning + tmp___0 + 2147483648) && splverifierCounter <= tmp + 2147483648) && tmp___2 <= waterLevel + 2147483645) && pumpRunning == 0) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || (((((waterLevel <= pumpRunning + 1 && 1 <= pumpRunning + waterLevel) && tmp <= pumpRunning + 2147483647) && splverifierCounter <= tmp + 2147483648) && pumpRunning == 0) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 13:36:18,746 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(systemActive) == 1) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) [2018-11-10 13:36:18,782 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d87ec6f5-e6ab-40ff-b02f-bc7b1c3797e1/bin-2019/utaipan/witness.graphml [2018-11-10 13:36:18,783 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:36:18,783 INFO L168 Benchmark]: Toolchain (without parser) took 48990.81 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 956.5 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. [2018-11-10 13:36:18,784 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:36:18,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.90 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 933.9 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:36:18,784 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -212.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:36:18,784 INFO L168 Benchmark]: Boogie Preprocessor took 28.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 13:36:18,784 INFO L168 Benchmark]: RCFGBuilder took 586.10 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: 88.0 MB). Peak memory consumption was 88.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:36:18,785 INFO L168 Benchmark]: TraceAbstraction took 47915.98 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 1.1 GB in the beginning and 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2018-11-10 13:36:18,785 INFO L168 Benchmark]: Witness Printer took 70.37 ms. Allocated memory is still 4.8 GB. Free memory is still 2.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:36:18,786 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 298.90 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 933.9 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -212.4 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 586.10 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: 88.0 MB). Peak memory consumption was 88.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 47915.98 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 1.1 GB in the beginning and 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. * Witness Printer took 70.37 ms. Allocated memory is still 4.8 GB. Free memory is still 2.4 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 946]: 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: 522]: Loop Invariant Derived loop invariant: (((((((((((((((((pumpRunning + systemActive <= 1 && 1 <= pumpRunning + systemActive) && pumpRunning + waterLevel <= 2) && splverifierCounter + tmp___0 <= 2147483647) && 1 <= pumpRunning + waterLevel) && tmp <= pumpRunning + 2147483647) && 0 <= pumpRunning + tmp___0 + 2147483648) && splverifierCounter <= tmp + 2147483648) && pumpRunning == 0) && tmp___2 <= systemActive + 2147483646) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((systemActive == 1 && waterLevel <= pumpRunning + 1) && 1 <= pumpRunning + waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((((((((0 <= pumpRunning + tmp___1 + 2147483648 && pumpRunning + waterLevel <= 2) && 1 <= pumpRunning + waterLevel) && splverifierCounter + tmp___0 <= 2147483647) && waterLevel + tmp___1 <= 2147483649) && tmp <= pumpRunning + 2147483647) && 0 <= pumpRunning + tmp___0 + 2147483648) && splverifierCounter <= tmp + 2147483648) && tmp___2 <= waterLevel + 2147483645) && pumpRunning == 0) && 0 <= splverifierCounter + tmp___2 + 2147483648) && splverifierCounter == 0)) || (((((waterLevel <= pumpRunning + 1 && 1 <= pumpRunning + waterLevel) && tmp <= pumpRunning + 2147483647) && splverifierCounter <= tmp + 2147483648) && pumpRunning == 0) && splverifierCounter == 0)) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || \old(pumpRunning) + 1 < \old(systemActive)) || !(\old(waterLevel) == 1)) || 0 < 2 * \old(pumpRunning) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 147 locations, 1 error locations. SAFE Result, 47.8s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 20.6s AutomataDifference, 0.0s DeadEndRemovalTime, 5.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 913 SDtfs, 1276 SDslu, 2824 SDs, 0 SdLazy, 1538 SolverSat, 435 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 164 GetRequests, 83 SyntacticMatches, 2 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 862 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=681occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 10.1s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9917349052587592 AbsIntWeakeningRatio, 1.1111111111111112 AbsIntAvgWeakeningVarsNumRemoved, 7818.511111111111 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 813 PreInvPairs, 876 NumberOfFragments, 2300 HoareAnnotationTreeSize, 813 FomulaSimplifications, 13124 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 62 FomulaSimplificationsInter, 30875 FormulaSimplificationTreeSizeReductionInter, 5.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 358 NumberOfCodeBlocks, 358 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 45781 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 22/25 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...