./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product11_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product11_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f23bb253fda469390163082e0c766ae9a3058c00 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 05:24:04,439 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 05:24:04,440 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 05:24:04,446 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 05:24:04,446 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 05:24:04,447 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 05:24:04,447 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 05:24:04,448 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 05:24:04,449 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 05:24:04,449 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 05:24:04,450 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 05:24:04,450 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 05:24:04,450 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 05:24:04,451 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 05:24:04,451 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 05:24:04,452 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 05:24:04,452 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 05:24:04,453 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 05:24:04,454 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 05:24:04,455 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 05:24:04,455 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 05:24:04,456 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 05:24:04,457 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 05:24:04,457 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 05:24:04,457 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 05:24:04,458 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 05:24:04,458 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 05:24:04,459 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 05:24:04,459 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 05:24:04,460 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 05:24:04,460 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 05:24:04,460 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 05:24:04,461 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 05:24:04,461 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 05:24:04,461 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 05:24:04,461 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 05:24:04,462 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 05:24:04,469 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 05:24:04,469 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 05:24:04,469 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 05:24:04,469 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 05:24:04,470 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 05:24:04,470 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 05:24:04,470 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 05:24:04,470 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 05:24:04,470 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 05:24:04,470 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 05:24:04,470 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 05:24:04,470 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 05:24:04,470 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 05:24:04,470 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 05:24:04,470 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 05:24:04,471 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 05:24:04,471 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 05:24:04,471 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 05:24:04,471 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 05:24:04,471 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 05:24:04,471 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 05:24:04,471 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 05:24:04,471 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 05:24:04,471 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 05:24:04,471 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 05:24:04,471 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 05:24:04,471 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 05:24:04,472 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 05:24:04,472 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 05:24:04,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 05:24:04,472 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer 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 -> Automizer 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 -> f23bb253fda469390163082e0c766ae9a3058c00 [2018-12-09 05:24:04,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 05:24:04,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 05:24:04,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 05:24:04,502 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 05:24:04,503 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 05:24:04,503 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product11_true-unreach-call_false-termination.cil.c [2018-12-09 05:24:04,543 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/data/4e9cb4254/e376feebfbc947cfbeb8a51d7a4008e0/FLAGed95bdae7 [2018-12-09 05:24:04,977 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 05:24:04,978 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/sv-benchmarks/c/product-lines/minepump_spec1_product11_true-unreach-call_false-termination.cil.c [2018-12-09 05:24:04,984 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/data/4e9cb4254/e376feebfbc947cfbeb8a51d7a4008e0/FLAGed95bdae7 [2018-12-09 05:24:04,992 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/data/4e9cb4254/e376feebfbc947cfbeb8a51d7a4008e0 [2018-12-09 05:24:04,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 05:24:04,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 05:24:04,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 05:24:04,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 05:24:04,997 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 05:24:04,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:24:04" (1/1) ... [2018-12-09 05:24:04,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c0e1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:04, skipping insertion in model container [2018-12-09 05:24:04,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:24:04" (1/1) ... [2018-12-09 05:24:05,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 05:24:05,029 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 05:24:05,189 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 05:24:05,197 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 05:24:05,275 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 05:24:05,290 INFO L195 MainTranslator]: Completed translation [2018-12-09 05:24:05,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05 WrapperNode [2018-12-09 05:24:05,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 05:24:05,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 05:24:05,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 05:24:05,291 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 05:24:05,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (1/1) ... [2018-12-09 05:24:05,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (1/1) ... [2018-12-09 05:24:05,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 05:24:05,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 05:24:05,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 05:24:05,310 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 05:24:05,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (1/1) ... [2018-12-09 05:24:05,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (1/1) ... [2018-12-09 05:24:05,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (1/1) ... [2018-12-09 05:24:05,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (1/1) ... [2018-12-09 05:24:05,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (1/1) ... [2018-12-09 05:24:05,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (1/1) ... [2018-12-09 05:24:05,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (1/1) ... [2018-12-09 05:24:05,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 05:24:05,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 05:24:05,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 05:24:05,331 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 05:24:05,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/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 [2018-12-09 05:24:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 05:24:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 05:24:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 05:24:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 05:24:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-09 05:24:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-09 05:24:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 05:24:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 05:24:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 05:24:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 05:24:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 05:24:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 05:24:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 05:24:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 05:24:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 05:24:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 05:24:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 05:24:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 05:24:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 05:24:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 05:24:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 05:24:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 05:24:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 05:24:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 05:24:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 05:24:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 05:24:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 05:24:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 05:24:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 05:24:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 05:24:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 05:24:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 05:24:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 05:24:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 05:24:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 05:24:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 05:24:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 05:24:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 05:24:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 05:24:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 05:24:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 05:24:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 05:24:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-12-09 05:24:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-12-09 05:24:05,655 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 05:24:05,655 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 05:24:05,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:24:05 BoogieIcfgContainer [2018-12-09 05:24:05,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 05:24:05,656 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 05:24:05,656 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 05:24:05,658 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 05:24:05,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 05:24:04" (1/3) ... [2018-12-09 05:24:05,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b0fcc78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:24:05, skipping insertion in model container [2018-12-09 05:24:05,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:24:05" (2/3) ... [2018-12-09 05:24:05,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b0fcc78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 05:24:05, skipping insertion in model container [2018-12-09 05:24:05,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:24:05" (3/3) ... [2018-12-09 05:24:05,660 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product11_true-unreach-call_false-termination.cil.c [2018-12-09 05:24:05,666 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 05:24:05,671 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 05:24:05,681 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 05:24:05,700 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 05:24:05,700 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 05:24:05,700 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 05:24:05,700 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 05:24:05,700 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 05:24:05,700 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 05:24:05,701 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 05:24:05,701 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 05:24:05,701 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 05:24:05,712 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-12-09 05:24:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 05:24:05,717 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 05:24:05,718 INFO L402 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] [2018-12-09 05:24:05,719 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 05:24:05,723 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 05:24:05,723 INFO L82 PathProgramCache]: Analyzing trace with hash 1559228928, now seen corresponding path program 1 times [2018-12-09 05:24:05,724 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 05:24:05,724 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 05:24:05,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 05:24:05,754 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 05:24:05,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 05:24:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:24:05,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:24:05,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 05:24:05,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 05:24:05,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 05:24:05,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 05:24:05,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 05:24:05,876 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-12-09 05:24:05,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 05:24:05,895 INFO L93 Difference]: Finished difference Result 180 states and 225 transitions. [2018-12-09 05:24:05,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 05:24:05,895 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-09 05:24:05,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 05:24:05,901 INFO L225 Difference]: With dead ends: 180 [2018-12-09 05:24:05,901 INFO L226 Difference]: Without dead ends: 90 [2018-12-09 05:24:05,903 INFO L631 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 [2018-12-09 05:24:05,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-12-09 05:24:05,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-12-09 05:24:05,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-12-09 05:24:05,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2018-12-09 05:24:05,929 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2018-12-09 05:24:05,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 05:24:05,930 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2018-12-09 05:24:05,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 05:24:05,930 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2018-12-09 05:24:05,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 05:24:05,931 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 05:24:05,932 INFO L402 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] [2018-12-09 05:24:05,932 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 05:24:05,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 05:24:05,932 INFO L82 PathProgramCache]: Analyzing trace with hash -123903110, now seen corresponding path program 1 times [2018-12-09 05:24:05,932 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 05:24:05,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 05:24:05,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 05:24:05,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 05:24:05,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 05:24:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:24:05,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:24:05,994 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 05:24:05,994 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 05:24:05,995 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 05:24:05,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 05:24:05,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 05:24:05,996 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2018-12-09 05:24:06,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 05:24:06,005 INFO L93 Difference]: Finished difference Result 120 states and 137 transitions. [2018-12-09 05:24:06,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 05:24:06,005 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-09 05:24:06,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 05:24:06,006 INFO L225 Difference]: With dead ends: 120 [2018-12-09 05:24:06,006 INFO L226 Difference]: Without dead ends: 81 [2018-12-09 05:24:06,007 INFO L631 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 [2018-12-09 05:24:06,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-12-09 05:24:06,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2018-12-09 05:24:06,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-12-09 05:24:06,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2018-12-09 05:24:06,012 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2018-12-09 05:24:06,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 05:24:06,012 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2018-12-09 05:24:06,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 05:24:06,012 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2018-12-09 05:24:06,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 05:24:06,013 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 05:24:06,013 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 05:24:06,013 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 05:24:06,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 05:24:06,014 INFO L82 PathProgramCache]: Analyzing trace with hash -1312807510, now seen corresponding path program 1 times [2018-12-09 05:24:06,014 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 05:24:06,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 05:24:06,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 05:24:06,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 05:24:06,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 05:24:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:24:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:24:06,070 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 05:24:06,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 05:24:06,070 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 05:24:06,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 05:24:06,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 05:24:06,071 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 3 states. [2018-12-09 05:24:06,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 05:24:06,087 INFO L93 Difference]: Finished difference Result 190 states and 226 transitions. [2018-12-09 05:24:06,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 05:24:06,087 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2018-12-09 05:24:06,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 05:24:06,089 INFO L225 Difference]: With dead ends: 190 [2018-12-09 05:24:06,089 INFO L226 Difference]: Without dead ends: 133 [2018-12-09 05:24:06,090 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 05:24:06,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-12-09 05:24:06,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 123. [2018-12-09 05:24:06,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-12-09 05:24:06,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 145 transitions. [2018-12-09 05:24:06,099 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 145 transitions. Word has length 51 [2018-12-09 05:24:06,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 05:24:06,100 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 145 transitions. [2018-12-09 05:24:06,100 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 05:24:06,100 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2018-12-09 05:24:06,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 05:24:06,101 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 05:24:06,101 INFO L402 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] [2018-12-09 05:24:06,101 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 05:24:06,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 05:24:06,101 INFO L82 PathProgramCache]: Analyzing trace with hash 1563374430, now seen corresponding path program 1 times [2018-12-09 05:24:06,101 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 05:24:06,101 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 05:24:06,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 05:24:06,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 05:24:06,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 05:24:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:24:06,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:24:06,190 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 05:24:06,190 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 05:24:06,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 05:24:06,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 05:24:06,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 05:24:06,192 INFO L87 Difference]: Start difference. First operand 123 states and 145 transitions. Second operand 6 states. [2018-12-09 05:24:06,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 05:24:06,320 INFO L93 Difference]: Finished difference Result 310 states and 384 transitions. [2018-12-09 05:24:06,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 05:24:06,321 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2018-12-09 05:24:06,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 05:24:06,322 INFO L225 Difference]: With dead ends: 310 [2018-12-09 05:24:06,322 INFO L226 Difference]: Without dead ends: 211 [2018-12-09 05:24:06,323 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 05:24:06,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-12-09 05:24:06,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 207. [2018-12-09 05:24:06,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207 states. [2018-12-09 05:24:06,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 248 transitions. [2018-12-09 05:24:06,339 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 248 transitions. Word has length 54 [2018-12-09 05:24:06,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 05:24:06,340 INFO L480 AbstractCegarLoop]: Abstraction has 207 states and 248 transitions. [2018-12-09 05:24:06,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 05:24:06,340 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 248 transitions. [2018-12-09 05:24:06,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 05:24:06,341 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 05:24:06,341 INFO L402 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] [2018-12-09 05:24:06,342 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 05:24:06,342 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 05:24:06,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1113584794, now seen corresponding path program 1 times [2018-12-09 05:24:06,342 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 05:24:06,342 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 05:24:06,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 05:24:06,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 05:24:06,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 05:24:06,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:24:06,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:24:06,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 05:24:06,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 05:24:06,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 05:24:06,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 05:24:06,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 05:24:06,403 INFO L87 Difference]: Start difference. First operand 207 states and 248 transitions. Second operand 6 states. [2018-12-09 05:24:06,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 05:24:06,511 INFO L93 Difference]: Finished difference Result 367 states and 454 transitions. [2018-12-09 05:24:06,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 05:24:06,511 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-12-09 05:24:06,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 05:24:06,512 INFO L225 Difference]: With dead ends: 367 [2018-12-09 05:24:06,512 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 05:24:06,513 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 05:24:06,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 05:24:06,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 05:24:06,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 05:24:06,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 05:24:06,514 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2018-12-09 05:24:06,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 05:24:06,515 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 05:24:06,515 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 05:24:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 05:24:06,515 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 05:24:06,519 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 05:24:06,824 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 247 254) the Hoare annotation is: true [2018-12-09 05:24:06,824 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 247 254) no Hoare annotation was computed. [2018-12-09 05:24:06,824 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 247 254) no Hoare annotation was computed. [2018-12-09 05:24:06,824 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 214 220) no Hoare annotation was computed. [2018-12-09 05:24:06,824 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 214 220) the Hoare annotation is: true [2018-12-09 05:24:06,824 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2018-12-09 05:24:06,824 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2018-12-09 05:24:06,824 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2018-12-09 05:24:06,824 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2018-12-09 05:24:06,824 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2018-12-09 05:24:06,825 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 327 392) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-12-09 05:24:06,825 INFO L444 ceAbstractionStarter]: At program point L382(lines 337 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 05:24:06,825 INFO L444 ceAbstractionStarter]: At program point L349(line 349) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 05:24:06,825 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 353) no Hoare annotation was computed. [2018-12-09 05:24:06,825 INFO L448 ceAbstractionStarter]: For program point L347-1(lines 347 353) no Hoare annotation was computed. [2018-12-09 05:24:06,825 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 327 392) no Hoare annotation was computed. [2018-12-09 05:24:06,825 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2018-12-09 05:24:06,825 INFO L444 ceAbstractionStarter]: At program point L385(lines 336 386) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 05:24:06,825 INFO L444 ceAbstractionStarter]: At program point L375(line 375) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 05:24:06,825 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 379) no Hoare annotation was computed. [2018-12-09 05:24:06,825 INFO L444 ceAbstractionStarter]: At program point L373-1(lines 367 380) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 05:24:06,825 INFO L448 ceAbstractionStarter]: For program point L338(lines 337 384) no Hoare annotation was computed. [2018-12-09 05:24:06,825 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 380) no Hoare annotation was computed. [2018-12-09 05:24:06,826 INFO L444 ceAbstractionStarter]: At program point L359(line 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 05:24:06,826 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 363) no Hoare annotation was computed. [2018-12-09 05:24:06,826 INFO L448 ceAbstractionStarter]: For program point L357-1(lines 357 363) no Hoare annotation was computed. [2018-12-09 05:24:06,826 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 327 392) no Hoare annotation was computed. [2018-12-09 05:24:06,826 INFO L448 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2018-12-09 05:24:06,826 INFO L448 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-12-09 05:24:06,826 INFO L444 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-12-09 05:24:06,826 INFO L444 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-12-09 05:24:06,826 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-12-09 05:24:06,826 INFO L444 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-12-09 05:24:06,826 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2018-12-09 05:24:06,826 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2018-12-09 05:24:06,826 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-12-09 05:24:06,826 INFO L444 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-12-09 05:24:06,827 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2018-12-09 05:24:06,827 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 311 325) no Hoare annotation was computed. [2018-12-09 05:24:06,827 INFO L444 ceAbstractionStarter]: At program point L317(line 317) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-12-09 05:24:06,827 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 321) no Hoare annotation was computed. [2018-12-09 05:24:06,827 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 311 325) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-12-09 05:24:06,827 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 311 325) no Hoare annotation was computed. [2018-12-09 05:24:06,827 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 266 274) no Hoare annotation was computed. [2018-12-09 05:24:06,827 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 266 274) the Hoare annotation is: true [2018-12-09 05:24:06,827 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 266 274) no Hoare annotation was computed. [2018-12-09 05:24:06,827 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 05:24:06,827 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 05:24:06,827 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 05:24:06,827 INFO L448 ceAbstractionStarter]: For program point L434-1(lines 430 441) no Hoare annotation was computed. [2018-12-09 05:24:06,827 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 430 441) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 05:24:06,827 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 430 441) no Hoare annotation was computed. [2018-12-09 05:24:06,827 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 442 450) the Hoare annotation is: true [2018-12-09 05:24:06,828 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 442 450) no Hoare annotation was computed. [2018-12-09 05:24:06,828 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 442 450) no Hoare annotation was computed. [2018-12-09 05:24:06,828 INFO L451 ceAbstractionStarter]: At program point timeShiftENTRY(lines 190 213) the Hoare annotation is: true [2018-12-09 05:24:06,828 INFO L444 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: (or (not (= ~systemActive~0 0)) (not (= 0 ~pumpRunning~0))) [2018-12-09 05:24:06,828 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 190 213) no Hoare annotation was computed. [2018-12-09 05:24:06,828 INFO L451 ceAbstractionStarter]: At program point L201(lines 201 207) the Hoare annotation is: true [2018-12-09 05:24:06,828 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 190 213) no Hoare annotation was computed. [2018-12-09 05:24:06,828 INFO L444 ceAbstractionStarter]: At program point L196(line 196) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-12-09 05:24:06,828 INFO L448 ceAbstractionStarter]: For program point L194(lines 193 212) no Hoare annotation was computed. [2018-12-09 05:24:06,828 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2018-12-09 05:24:06,828 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-09 05:24:06,828 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2018-12-09 05:24:06,828 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2018-12-09 05:24:06,828 INFO L451 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2018-12-09 05:24:06,828 INFO L448 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-12-09 05:24:06,828 INFO L451 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2018-12-09 05:24:06,828 INFO L451 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2018-12-09 05:24:06,829 INFO L448 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2018-12-09 05:24:06,829 INFO L451 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2018-12-09 05:24:06,829 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 406 417) the Hoare annotation is: true [2018-12-09 05:24:06,829 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 406 417) no Hoare annotation was computed. [2018-12-09 05:24:06,829 INFO L448 ceAbstractionStarter]: For program point L410-1(lines 406 417) no Hoare annotation was computed. [2018-12-09 05:24:06,829 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2018-12-09 05:24:06,829 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2018-12-09 05:24:06,829 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2018-12-09 05:24:06,829 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2018-12-09 05:24:06,829 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 05:24:06,829 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0))) [2018-12-09 05:24:06,829 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 05:24:06,829 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 05:24:06,829 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 418 429) no Hoare annotation was computed. [2018-12-09 05:24:06,829 INFO L448 ceAbstractionStarter]: For program point L422-1(lines 418 429) no Hoare annotation was computed. [2018-12-09 05:24:06,829 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 418 429) the Hoare annotation is: true [2018-12-09 05:24:06,830 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 394 401) no Hoare annotation was computed. [2018-12-09 05:24:06,830 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 398) no Hoare annotation was computed. [2018-12-09 05:24:06,830 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 394 401) the Hoare annotation is: true [2018-12-09 05:24:06,830 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 394 401) no Hoare annotation was computed. [2018-12-09 05:24:06,830 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (not (= ~systemActive~0 0)))) [2018-12-09 05:24:06,830 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2018-12-09 05:24:06,830 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2018-12-09 05:24:06,830 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 484 508) the Hoare annotation is: true [2018-12-09 05:24:06,830 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 484 508) no Hoare annotation was computed. [2018-12-09 05:24:06,830 INFO L444 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-12-09 05:24:06,830 INFO L448 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2018-12-09 05:24:06,830 INFO L444 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2018-12-09 05:24:06,830 INFO L448 ceAbstractionStarter]: For program point L494-1(line 494) no Hoare annotation was computed. [2018-12-09 05:24:06,830 INFO L448 ceAbstractionStarter]: For program point L492(lines 492 505) no Hoare annotation was computed. [2018-12-09 05:24:06,831 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 484 508) no Hoare annotation was computed. [2018-12-09 05:24:06,831 INFO L451 ceAbstractionStarter]: At program point L490(line 490) the Hoare annotation is: true [2018-12-09 05:24:06,831 INFO L448 ceAbstractionStarter]: For program point L490-1(line 490) no Hoare annotation was computed. [2018-12-09 05:24:06,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 05:24:06 BoogieIcfgContainer [2018-12-09 05:24:06,838 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 05:24:06,839 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 05:24:06,839 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 05:24:06,839 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 05:24:06,839 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:24:05" (3/4) ... [2018-12-09 05:24:06,841 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 05:24:06,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 05:24:06,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 05:24:06,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 05:24:06,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 05:24:06,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 05:24:06,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 05:24:06,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-09 05:24:06,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 05:24:06,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-12-09 05:24:06,851 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-12-09 05:24:06,851 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 05:24:06,852 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 05:24:06,852 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 05:24:06,852 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 05:24:06,852 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 05:24:06,870 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) [2018-12-09 05:24:06,870 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) [2018-12-09 05:24:06,889 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dbb09439-2aaa-400e-9121-057082741f93/bin-2019/uautomizer/witness.graphml [2018-12-09 05:24:06,889 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 05:24:06,889 INFO L168 Benchmark]: Toolchain (without parser) took 1895.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 956.0 MB in the beginning and 812.8 MB in the end (delta: 143.2 MB). Peak memory consumption was 246.0 MB. Max. memory is 11.5 GB. [2018-12-09 05:24:06,890 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 05:24:06,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -130.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-09 05:24:06,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.69 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 05:24:06,891 INFO L168 Benchmark]: Boogie Preprocessor took 20.61 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 05:24:06,891 INFO L168 Benchmark]: RCFGBuilder took 324.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 11.5 GB. [2018-12-09 05:24:06,891 INFO L168 Benchmark]: TraceAbstraction took 1182.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 819.9 MB in the end (delta: 224.5 MB). Peak memory consumption was 224.5 MB. Max. memory is 11.5 GB. [2018-12-09 05:24:06,891 INFO L168 Benchmark]: Witness Printer took 50.44 ms. Allocated memory is still 1.1 GB. Free memory was 819.9 MB in the beginning and 812.8 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-09 05:24:06,893 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 295.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -130.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.69 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.61 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 324.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 41.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1182.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 819.9 MB in the end (delta: 224.5 MB). Peak memory consumption was 224.5 MB. Max. memory is 11.5 GB. * Witness Printer took 50.44 ms. Allocated memory is still 1.1 GB. Free memory was 819.9 MB in the beginning and 812.8 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 398]: 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: 336]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 103 locations, 1 error locations. SAFE Result, 1.1s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 481 SDtfs, 172 SDslu, 652 SDs, 0 SdLazy, 105 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 234 PreInvPairs, 263 NumberOfFragments, 374 HoareAnnotationTreeSize, 234 FomulaSimplifications, 194 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 769 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 23979 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...