./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/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 7d22266300e6cd9ced6ad4763303b2f8762682aa ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 14:17:05,505 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:17:05,506 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:17:05,514 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:17:05,515 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:17:05,515 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:17:05,516 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:17:05,517 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:17:05,517 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:17:05,518 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:17:05,519 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:17:05,519 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:17:05,519 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:17:05,520 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:17:05,521 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:17:05,521 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:17:05,522 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:17:05,523 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:17:05,524 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:17:05,525 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:17:05,526 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:17:05,527 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:17:05,528 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:17:05,529 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:17:05,529 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:17:05,530 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:17:05,530 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:17:05,531 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:17:05,531 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:17:05,532 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:17:05,532 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:17:05,533 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:17:05,533 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:17:05,533 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:17:05,534 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:17:05,534 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:17:05,534 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 14:17:05,544 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:17:05,545 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:17:05,545 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:17:05,545 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 14:17:05,546 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:17:05,546 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:17:05,546 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 14:17:05,546 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:17:05,547 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:17:05,547 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 14:17:05,547 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:17:05,547 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:17:05,547 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:17:05,547 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:17:05,547 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:17:05,548 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:17:05,548 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:17:05,548 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:17:05,548 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:17:05,548 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:17:05,548 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 14:17:05,549 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:17:05,549 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 14:17:05,549 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:17:05,549 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:17:05,549 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:17:05,549 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:17:05,549 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 14:17:05,550 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:17:05,550 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 14:17:05,550 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_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/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 -> 7d22266300e6cd9ced6ad4763303b2f8762682aa [2018-11-23 14:17:05,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:17:05,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:17:05,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:17:05,587 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:17:05,588 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:17:05,588 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c [2018-11-23 14:17:05,628 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/data/c035a6fc8/72cb4f6b183947aa9d8f9b01f7c17c52/FLAG93cfeaaef [2018-11-23 14:17:06,071 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:17:06,071 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/sv-benchmarks/c/product-lines/minepump_spec4_product03_true-unreach-call_false-termination.cil.c [2018-11-23 14:17:06,079 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/data/c035a6fc8/72cb4f6b183947aa9d8f9b01f7c17c52/FLAG93cfeaaef [2018-11-23 14:17:06,090 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/data/c035a6fc8/72cb4f6b183947aa9d8f9b01f7c17c52 [2018-11-23 14:17:06,093 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:17:06,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:17:06,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:17:06,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:17:06,098 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:17:06,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f50e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06, skipping insertion in model container [2018-11-23 14:17:06,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:17:06,142 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:17:06,320 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:17:06,327 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:17:06,421 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:17:06,436 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:17:06,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06 WrapperNode [2018-11-23 14:17:06,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:17:06,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:17:06,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:17:06,437 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:17:06,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:17:06,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:17:06,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:17:06,457 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:17:06,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (1/1) ... [2018-11-23 14:17:06,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:17:06,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:17:06,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:17:06,479 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:17:06,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/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 [2018-11-23 14:17:06,510 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 14:17:06,511 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 14:17:06,511 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 14:17:06,511 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 14:17:06,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-23 14:17:06,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-23 14:17:06,511 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 14:17:06,511 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 14:17:06,512 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 14:17:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 14:17:06,512 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 14:17:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 14:17:06,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 14:17:06,512 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 14:17:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 14:17:06,512 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 14:17:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 14:17:06,512 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 14:17:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 14:17:06,512 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 14:17:06,512 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 14:17:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 14:17:06,513 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 14:17:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 14:17:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 14:17:06,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 14:17:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 14:17:06,513 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 14:17:06,513 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 14:17:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 14:17:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 14:17:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 14:17:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 14:17:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 14:17:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 14:17:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 14:17:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 14:17:06,514 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 14:17:06,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:17:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:17:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 14:17:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 14:17:06,515 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 14:17:06,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 14:17:06,864 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:17:06,864 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 14:17:06,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:17:06 BoogieIcfgContainer [2018-11-23 14:17:06,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:17:06,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 14:17:06,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 14:17:06,868 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 14:17:06,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:17:06" (1/3) ... [2018-11-23 14:17:06,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e09fe2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:17:06, skipping insertion in model container [2018-11-23 14:17:06,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:17:06" (2/3) ... [2018-11-23 14:17:06,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e09fe2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:17:06, skipping insertion in model container [2018-11-23 14:17:06,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:17:06" (3/3) ... [2018-11-23 14:17:06,870 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product03_true-unreach-call_false-termination.cil.c [2018-11-23 14:17:06,876 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 14:17:06,882 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 14:17:06,895 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 14:17:06,916 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 14:17:06,917 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 14:17:06,917 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 14:17:06,917 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 14:17:06,917 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 14:17:06,917 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 14:17:06,917 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 14:17:06,917 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 14:17:06,917 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 14:17:06,928 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-11-23 14:17:06,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 14:17:06,934 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:17:06,935 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] [2018-11-23 14:17:06,937 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:17:06,942 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:17:06,942 INFO L82 PathProgramCache]: Analyzing trace with hash -678485060, now seen corresponding path program 1 times [2018-11-23 14:17:06,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:17:06,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:17:06,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:06,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:17:06,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:17:07,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:17:07,125 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:17:07,125 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 14:17:07,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 14:17:07,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 14:17:07,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 14:17:07,137 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-11-23 14:17:07,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:17:07,159 INFO L93 Difference]: Finished difference Result 180 states and 225 transitions. [2018-11-23 14:17:07,160 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 14:17:07,161 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-23 14:17:07,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:17:07,168 INFO L225 Difference]: With dead ends: 180 [2018-11-23 14:17:07,168 INFO L226 Difference]: Without dead ends: 90 [2018-11-23 14:17:07,171 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 [2018-11-23 14:17:07,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-11-23 14:17:07,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-11-23 14:17:07,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-11-23 14:17:07,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2018-11-23 14:17:07,204 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2018-11-23 14:17:07,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:17:07,204 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2018-11-23 14:17:07,204 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 14:17:07,205 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2018-11-23 14:17:07,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 14:17:07,207 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:17:07,207 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] [2018-11-23 14:17:07,207 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:17:07,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:17:07,208 INFO L82 PathProgramCache]: Analyzing trace with hash -613777260, now seen corresponding path program 1 times [2018-11-23 14:17:07,208 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:17:07,208 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:17:07,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:07,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:17:07,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:17:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:17:07,286 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:17:07,286 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 14:17:07,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 14:17:07,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 14:17:07,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:17:07,288 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2018-11-23 14:17:07,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:17:07,303 INFO L93 Difference]: Finished difference Result 120 states and 137 transitions. [2018-11-23 14:17:07,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 14:17:07,304 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-23 14:17:07,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:17:07,305 INFO L225 Difference]: With dead ends: 120 [2018-11-23 14:17:07,305 INFO L226 Difference]: Without dead ends: 81 [2018-11-23 14:17:07,306 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 [2018-11-23 14:17:07,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-11-23 14:17:07,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2018-11-23 14:17:07,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-11-23 14:17:07,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2018-11-23 14:17:07,314 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2018-11-23 14:17:07,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:17:07,314 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2018-11-23 14:17:07,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 14:17:07,315 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2018-11-23 14:17:07,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:17:07,316 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:17:07,316 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] [2018-11-23 14:17:07,316 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:17:07,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:17:07,316 INFO L82 PathProgramCache]: Analyzing trace with hash -2051684313, now seen corresponding path program 1 times [2018-11-23 14:17:07,316 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:17:07,316 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:17:07,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:07,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:17:07,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:17:07,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:17:07,399 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:17:07,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 14:17:07,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 14:17:07,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 14:17:07,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:17:07,400 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 3 states. [2018-11-23 14:17:07,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:17:07,428 INFO L93 Difference]: Finished difference Result 190 states and 226 transitions. [2018-11-23 14:17:07,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 14:17:07,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2018-11-23 14:17:07,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:17:07,431 INFO L225 Difference]: With dead ends: 190 [2018-11-23 14:17:07,431 INFO L226 Difference]: Without dead ends: 133 [2018-11-23 14:17:07,432 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 [2018-11-23 14:17:07,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-11-23 14:17:07,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 123. [2018-11-23 14:17:07,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-11-23 14:17:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 145 transitions. [2018-11-23 14:17:07,448 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 145 transitions. Word has length 51 [2018-11-23 14:17:07,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:17:07,449 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 145 transitions. [2018-11-23 14:17:07,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 14:17:07,449 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 145 transitions. [2018-11-23 14:17:07,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 14:17:07,450 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:17:07,450 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] [2018-11-23 14:17:07,450 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:17:07,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:17:07,451 INFO L82 PathProgramCache]: Analyzing trace with hash -840532143, now seen corresponding path program 1 times [2018-11-23 14:17:07,451 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:17:07,451 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:17:07,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:07,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:17:07,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:17:07,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:17:07,584 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:17:07,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 14:17:07,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 14:17:07,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 14:17:07,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-23 14:17:07,586 INFO L87 Difference]: Start difference. First operand 123 states and 145 transitions. Second operand 10 states. [2018-11-23 14:17:07,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:17:07,864 INFO L93 Difference]: Finished difference Result 386 states and 502 transitions. [2018-11-23 14:17:07,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 14:17:07,865 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2018-11-23 14:17:07,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:17:07,867 INFO L225 Difference]: With dead ends: 386 [2018-11-23 14:17:07,867 INFO L226 Difference]: Without dead ends: 287 [2018-11-23 14:17:07,868 INFO L631 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 [2018-11-23 14:17:07,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2018-11-23 14:17:07,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 279. [2018-11-23 14:17:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 279 states. [2018-11-23 14:17:07,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 345 transitions. [2018-11-23 14:17:07,898 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 345 transitions. Word has length 54 [2018-11-23 14:17:07,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:17:07,899 INFO L480 AbstractCegarLoop]: Abstraction has 279 states and 345 transitions. [2018-11-23 14:17:07,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 14:17:07,899 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 345 transitions. [2018-11-23 14:17:07,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 14:17:07,901 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:17:07,901 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] [2018-11-23 14:17:07,901 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:17:07,901 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:17:07,902 INFO L82 PathProgramCache]: Analyzing trace with hash -621872885, now seen corresponding path program 1 times [2018-11-23 14:17:07,902 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:17:07,902 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:17:07,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:07,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:17:07,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:17:07,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:17:07,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:17:07,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 14:17:07,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 14:17:07,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 14:17:07,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:17:07,978 INFO L87 Difference]: Start difference. First operand 279 states and 345 transitions. Second operand 3 states. [2018-11-23 14:17:07,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:17:07,993 INFO L93 Difference]: Finished difference Result 502 states and 635 transitions. [2018-11-23 14:17:07,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 14:17:07,994 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2018-11-23 14:17:07,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:17:07,996 INFO L225 Difference]: With dead ends: 502 [2018-11-23 14:17:07,996 INFO L226 Difference]: Without dead ends: 247 [2018-11-23 14:17:07,998 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:17:07,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-11-23 14:17:08,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2018-11-23 14:17:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-11-23 14:17:08,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 290 transitions. [2018-11-23 14:17:08,017 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 290 transitions. Word has length 58 [2018-11-23 14:17:08,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:17:08,017 INFO L480 AbstractCegarLoop]: Abstraction has 247 states and 290 transitions. [2018-11-23 14:17:08,018 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 14:17:08,018 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 290 transitions. [2018-11-23 14:17:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 14:17:08,020 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:17:08,020 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:17:08,020 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:17:08,021 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:17:08,021 INFO L82 PathProgramCache]: Analyzing trace with hash 1834637892, now seen corresponding path program 1 times [2018-11-23 14:17:08,021 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:17:08,021 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:17:08,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:08,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:17:08,022 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:17:08,096 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 14:17:08,096 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:17:08,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 14:17:08,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 14:17:08,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 14:17:08,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 14:17:08,098 INFO L87 Difference]: Start difference. First operand 247 states and 290 transitions. Second operand 4 states. [2018-11-23 14:17:08,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:17:08,174 INFO L93 Difference]: Finished difference Result 482 states and 570 transitions. [2018-11-23 14:17:08,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 14:17:08,175 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2018-11-23 14:17:08,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:17:08,176 INFO L225 Difference]: With dead ends: 482 [2018-11-23 14:17:08,177 INFO L226 Difference]: Without dead ends: 259 [2018-11-23 14:17:08,177 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 14:17:08,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-11-23 14:17:08,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 247. [2018-11-23 14:17:08,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-11-23 14:17:08,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 284 transitions. [2018-11-23 14:17:08,190 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 284 transitions. Word has length 94 [2018-11-23 14:17:08,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:17:08,191 INFO L480 AbstractCegarLoop]: Abstraction has 247 states and 284 transitions. [2018-11-23 14:17:08,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 14:17:08,191 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 284 transitions. [2018-11-23 14:17:08,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 14:17:08,192 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:17:08,193 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:17:08,193 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:17:08,193 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:17:08,193 INFO L82 PathProgramCache]: Analyzing trace with hash 397347106, now seen corresponding path program 1 times [2018-11-23 14:17:08,193 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:17:08,193 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:17:08,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:08,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:17:08,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:17:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:17:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 14:17:08,272 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:17:08,272 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 14:17:08,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 14:17:08,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 14:17:08,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 14:17:08,273 INFO L87 Difference]: Start difference. First operand 247 states and 284 transitions. Second operand 6 states. [2018-11-23 14:17:08,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:17:08,347 INFO L93 Difference]: Finished difference Result 251 states and 288 transitions. [2018-11-23 14:17:08,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 14:17:08,347 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-11-23 14:17:08,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:17:08,348 INFO L225 Difference]: With dead ends: 251 [2018-11-23 14:17:08,348 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 14:17:08,350 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 14:17:08,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 14:17:08,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 14:17:08,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 14:17:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 14:17:08,351 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2018-11-23 14:17:08,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:17:08,351 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 14:17:08,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 14:17:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 14:17:08,352 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 14:17:08,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 14:17:08,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:17:08,831 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 575 582) the Hoare annotation is: true [2018-11-23 14:17:08,831 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 575 582) no Hoare annotation was computed. [2018-11-23 14:17:08,831 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 575 582) no Hoare annotation was computed. [2018-11-23 14:17:08,831 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 560 566) no Hoare annotation was computed. [2018-11-23 14:17:08,831 INFO L451 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 560 566) the Hoare annotation is: true [2018-11-23 14:17:08,831 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 436 442) the Hoare annotation is: true [2018-11-23 14:17:08,831 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 436 442) no Hoare annotation was computed. [2018-11-23 14:17:08,831 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 443 451) no Hoare annotation was computed. [2018-11-23 14:17:08,831 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 443 451) the Hoare annotation is: true [2018-11-23 14:17:08,832 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 443 451) no Hoare annotation was computed. [2018-11-23 14:17:08,832 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 458 523) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,832 INFO L444 ceAbstractionStarter]: At program point L506(line 506) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,832 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 510) no Hoare annotation was computed. [2018-11-23 14:17:08,832 INFO L444 ceAbstractionStarter]: At program point L504-1(lines 498 511) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,832 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 458 523) no Hoare annotation was computed. [2018-11-23 14:17:08,832 INFO L448 ceAbstractionStarter]: For program point L469(lines 468 515) no Hoare annotation was computed. [2018-11-23 14:17:08,832 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-11-23 14:17:08,832 INFO L444 ceAbstractionStarter]: At program point L490(line 490) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,832 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 494) no Hoare annotation was computed. [2018-11-23 14:17:08,833 INFO L448 ceAbstractionStarter]: For program point L488-1(lines 488 494) no Hoare annotation was computed. [2018-11-23 14:17:08,833 INFO L444 ceAbstractionStarter]: At program point L513(lines 468 515) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,833 INFO L444 ceAbstractionStarter]: At program point L480(line 480) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,833 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 484) no Hoare annotation was computed. [2018-11-23 14:17:08,833 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 478 484) no Hoare annotation was computed. [2018-11-23 14:17:08,833 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 474) no Hoare annotation was computed. [2018-11-23 14:17:08,833 INFO L444 ceAbstractionStarter]: At program point L516(lines 467 517) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,833 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 458 523) no Hoare annotation was computed. [2018-11-23 14:17:08,833 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 736 760) the Hoare annotation is: true [2018-11-23 14:17:08,833 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 736 760) no Hoare annotation was computed. [2018-11-23 14:17:08,833 INFO L444 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-23 14:17:08,833 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 754) no Hoare annotation was computed. [2018-11-23 14:17:08,834 INFO L444 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0)) [2018-11-23 14:17:08,834 INFO L448 ceAbstractionStarter]: For program point L746-1(line 746) no Hoare annotation was computed. [2018-11-23 14:17:08,834 INFO L448 ceAbstractionStarter]: For program point L744(lines 744 757) no Hoare annotation was computed. [2018-11-23 14:17:08,834 INFO L448 ceAbstractionStarter]: For program point L744-1(lines 736 760) no Hoare annotation was computed. [2018-11-23 14:17:08,834 INFO L451 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: true [2018-11-23 14:17:08,834 INFO L448 ceAbstractionStarter]: For program point L742-1(line 742) no Hoare annotation was computed. [2018-11-23 14:17:08,834 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 834 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,834 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 834 856) no Hoare annotation was computed. [2018-11-23 14:17:08,834 INFO L444 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0)) (= main_~tmp~5 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,834 INFO L444 ceAbstractionStarter]: At program point L846-1(line 846) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0)) (= main_~tmp~5 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,834 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 834 856) no Hoare annotation was computed. [2018-11-23 14:17:08,835 INFO L448 ceAbstractionStarter]: For program point L844(lines 844 851) no Hoare annotation was computed. [2018-11-23 14:17:08,835 INFO L448 ceAbstractionStarter]: For program point L844-1(lines 844 851) no Hoare annotation was computed. [2018-11-23 14:17:08,835 INFO L448 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2018-11-23 14:17:08,835 INFO L444 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,835 INFO L444 ceAbstractionStarter]: At program point L840(line 840) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,835 INFO L444 ceAbstractionStarter]: At program point L840-1(line 840) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,835 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 639 653) no Hoare annotation was computed. [2018-11-23 14:17:08,835 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 639 653) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2018-11-23 14:17:08,835 INFO L444 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2018-11-23 14:17:08,835 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 639 653) no Hoare annotation was computed. [2018-11-23 14:17:08,835 INFO L448 ceAbstractionStarter]: For program point L643(lines 643 649) no Hoare annotation was computed. [2018-11-23 14:17:08,836 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 594 602) no Hoare annotation was computed. [2018-11-23 14:17:08,836 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 594 602) the Hoare annotation is: true [2018-11-23 14:17:08,836 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 594 602) no Hoare annotation was computed. [2018-11-23 14:17:08,836 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:17:08,836 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 14:17:08,836 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:17:08,836 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 726 734) the Hoare annotation is: true [2018-11-23 14:17:08,836 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 726 734) no Hoare annotation was computed. [2018-11-23 14:17:08,836 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 726 734) no Hoare annotation was computed. [2018-11-23 14:17:08,836 INFO L448 ceAbstractionStarter]: For program point L686-1(lines 682 693) no Hoare annotation was computed. [2018-11-23 14:17:08,836 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 682 693) the Hoare annotation is: true [2018-11-23 14:17:08,836 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 682 693) no Hoare annotation was computed. [2018-11-23 14:17:08,836 INFO L451 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: true [2018-11-23 14:17:08,837 INFO L448 ceAbstractionStarter]: For program point L769-1(line 769) no Hoare annotation was computed. [2018-11-23 14:17:08,837 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 763 792) no Hoare annotation was computed. [2018-11-23 14:17:08,837 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 763 792) the Hoare annotation is: true [2018-11-23 14:17:08,837 INFO L451 ceAbstractionStarter]: At program point L788(lines 763 792) the Hoare annotation is: true [2018-11-23 14:17:08,837 INFO L448 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-11-23 14:17:08,837 INFO L448 ceAbstractionStarter]: For program point L777(lines 777 781) no Hoare annotation was computed. [2018-11-23 14:17:08,837 INFO L451 ceAbstractionStarter]: At program point L777-1(lines 777 781) the Hoare annotation is: true [2018-11-23 14:17:08,837 INFO L448 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2018-11-23 14:17:08,837 INFO L451 ceAbstractionStarter]: At program point L773-2(lines 773 787) the Hoare annotation is: true [2018-11-23 14:17:08,837 INFO L444 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2018-11-23 14:17:08,838 INFO L448 ceAbstractionStarter]: For program point L540(lines 539 558) no Hoare annotation was computed. [2018-11-23 14:17:08,838 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 536 559) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))))) [2018-11-23 14:17:08,838 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 536 559) no Hoare annotation was computed. [2018-11-23 14:17:08,838 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 536 559) no Hoare annotation was computed. [2018-11-23 14:17:08,838 INFO L444 ceAbstractionStarter]: At program point L549(line 549) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (= ~systemActive~0 0))))) [2018-11-23 14:17:08,838 INFO L444 ceAbstractionStarter]: At program point L547(lines 547 553) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (= |old(~waterLevel~0)| 0) (not (= ~waterLevel~0 0))))) [2018-11-23 14:17:08,838 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 658 669) the Hoare annotation is: true [2018-11-23 14:17:08,838 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 658 669) no Hoare annotation was computed. [2018-11-23 14:17:08,839 INFO L448 ceAbstractionStarter]: For program point L662-1(lines 658 669) no Hoare annotation was computed. [2018-11-23 14:17:08,839 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 429 435) no Hoare annotation was computed. [2018-11-23 14:17:08,839 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 429 435) the Hoare annotation is: true [2018-11-23 14:17:08,839 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 817 823) no Hoare annotation was computed. [2018-11-23 14:17:08,839 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 817 823) the Hoare annotation is: true [2018-11-23 14:17:08,839 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:17:08,839 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) [2018-11-23 14:17:08,839 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 14:17:08,839 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:17:08,839 INFO L448 ceAbstractionStarter]: For program point L674-1(lines 670 681) no Hoare annotation was computed. [2018-11-23 14:17:08,839 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 670 681) no Hoare annotation was computed. [2018-11-23 14:17:08,840 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 670 681) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,840 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-23 14:17:08,840 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-23 14:17:08,840 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-23 14:17:08,840 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-23 14:17:08,840 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 824 833) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (not (= ~systemActive~0 0))) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:17:08,840 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 824 833) no Hoare annotation was computed. [2018-11-23 14:17:08,840 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 824 833) no Hoare annotation was computed. [2018-11-23 14:17:08,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:17:08 BoogieIcfgContainer [2018-11-23 14:17:08,854 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 14:17:08,855 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:17:08,855 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:17:08,855 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:17:08,855 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:17:06" (3/4) ... [2018-11-23 14:17:08,858 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 14:17:08,862 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 14:17:08,862 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 14:17:08,862 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 14:17:08,862 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 14:17:08,862 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 14:17:08,862 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-23 14:17:08,862 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 14:17:08,862 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 14:17:08,862 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 14:17:08,862 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 14:17:08,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 14:17:08,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 14:17:08,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 14:17:08,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 14:17:08,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 14:17:08,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 14:17:08,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 14:17:08,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 14:17:08,863 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 14:17:08,864 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 14:17:08,868 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-23 14:17:08,868 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 14:17:08,868 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 14:17:08,868 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 14:17:08,869 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 14:17:08,869 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:17:08,869 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:17:08,892 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1) [2018-11-23 14:17:08,893 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1) [2018-11-23 14:17:08,918 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e126f8ac-993d-4e6b-bbfc-3f5639a48b8b/bin-2019/uautomizer/witness.graphml [2018-11-23 14:17:08,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:17:08,918 INFO L168 Benchmark]: Toolchain (without parser) took 2825.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.2 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 62.8 MB. Max. memory is 11.5 GB. [2018-11-23 14:17:08,919 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:17:08,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -162.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 14:17:08,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.93 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 14:17:08,920 INFO L168 Benchmark]: Boogie Preprocessor took 21.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:17:08,920 INFO L168 Benchmark]: RCFGBuilder took 386.20 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: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. [2018-11-23 14:17:08,921 INFO L168 Benchmark]: TraceAbstraction took 1989.28 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 86.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -49.1 MB). Peak memory consumption was 292.0 MB. Max. memory is 11.5 GB. [2018-11-23 14:17:08,921 INFO L168 Benchmark]: Witness Printer took 63.24 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: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-11-23 14:17:08,923 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -162.7 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.93 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 386.20 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: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1989.28 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 86.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -49.1 MB). Peak memory consumption was 292.0 MB. Max. memory is 11.5 GB. * Witness Printer took 63.24 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: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 468]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter == 0)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 103 locations, 1 error locations. SAFE Result, 1.9s OverallTime, 7 OverallIterations, 2 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 694 SDtfs, 433 SDslu, 1005 SDs, 0 SdLazy, 325 SolverSat, 41 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=279occurred 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: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 30 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 360 PreInvPairs, 395 NumberOfFragments, 452 HoareAnnotationTreeSize, 360 FomulaSimplifications, 492 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 1390 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 431 ConstructedInterpolants, 0 QuantifiedInterpolants, 49718 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 52/52 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...