./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/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 a00a7e438929786846b38e6a5327ae1b6e91eb08 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:00:45,595 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:00:45,596 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:00:45,602 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:00:45,602 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:00:45,603 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:00:45,604 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:00:45,605 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:00:45,606 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:00:45,607 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:00:45,608 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:00:45,608 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:00:45,608 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:00:45,609 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:00:45,610 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:00:45,610 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:00:45,611 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:00:45,612 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:00:45,613 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:00:45,614 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:00:45,615 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:00:45,616 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:00:45,617 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:00:45,618 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:00:45,618 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:00:45,618 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:00:45,619 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:00:45,620 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:00:45,620 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:00:45,621 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:00:45,621 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:00:45,621 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:00:45,621 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:00:45,621 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:00:45,622 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:00:45,622 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:00:45,622 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 16:00:45,629 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:00:45,629 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:00:45,630 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:00:45,630 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 16:00:45,630 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:00:45,630 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:00:45,631 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:00:45,631 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:00:45,631 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:00:45,631 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:00:45,631 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:00:45,631 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:00:45,631 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:00:45,631 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:00:45,632 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:00:45,632 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:00:45,632 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:00:45,632 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:00:45,632 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:00:45,632 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:00:45,632 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:00:45,632 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:00:45,633 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:00:45,633 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:00:45,633 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:00:45,633 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:00:45,633 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:00:45,633 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:00:45,633 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:00:45,633 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:00:45,633 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_90a07cb0-22b7-4298-803a-401ffe894714/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 -> a00a7e438929786846b38e6a5327ae1b6e91eb08 [2018-11-18 16:00:45,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:00:45,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:00:45,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:00:45,666 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:00:45,667 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:00:45,667 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c [2018-11-18 16:00:45,711 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/data/4bea28d87/b8441ef43fde4ab890b96ac79b67196f/FLAG16eda9b3d [2018-11-18 16:00:46,146 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:00:46,146 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/sv-benchmarks/c/product-lines/minepump_spec4_product02_true-unreach-call_false-termination.cil.c [2018-11-18 16:00:46,155 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/data/4bea28d87/b8441ef43fde4ab890b96ac79b67196f/FLAG16eda9b3d [2018-11-18 16:00:46,166 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/data/4bea28d87/b8441ef43fde4ab890b96ac79b67196f [2018-11-18 16:00:46,168 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:00:46,169 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:00:46,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:00:46,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:00:46,171 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:00:46,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:00:46" (1/1) ... [2018-11-18 16:00:46,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46, skipping insertion in model container [2018-11-18 16:00:46,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:00:46" (1/1) ... [2018-11-18 16:00:46,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:00:46,209 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:00:46,391 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:00:46,400 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:00:46,515 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:00:46,534 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:00:46,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46 WrapperNode [2018-11-18 16:00:46,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:00:46,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:00:46,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:00:46,535 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:00:46,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46" (1/1) ... [2018-11-18 16:00:46,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46" (1/1) ... [2018-11-18 16:00:46,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46" (1/1) ... [2018-11-18 16:00:46,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46" (1/1) ... [2018-11-18 16:00:46,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46" (1/1) ... [2018-11-18 16:00:46,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46" (1/1) ... [2018-11-18 16:00:46,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46" (1/1) ... [2018-11-18 16:00:46,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:00:46,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:00:46,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:00:46,598 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:00:46,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/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 [2018-11-18 16:00:46,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:00:46,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:00:46,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:00:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:00:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:00:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:00:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:00:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:00:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:00:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:00:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:00:46,640 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:00:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:00:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:00:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:00:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 16:00:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:00:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:00:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:00:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:00:46,641 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:00:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:00:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:00:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 16:00:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:00:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:00:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:00:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:00:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:00:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:00:46,642 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:00:46,643 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:00:46,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:00:46,643 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:00:46,643 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:00:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:00:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:00:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:00:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:00:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:00:46,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:00:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:00:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:00:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:00:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:00:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:00:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:00:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:00:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:00:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:00:46,644 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:00:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 16:00:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 16:00:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:00:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:00:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:00:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:00:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:00:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:00:46,645 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:00:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:00:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:00:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:00:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:00:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:00:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:00:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:00:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:00:46,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:00:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:00:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:00:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:00:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:00:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:00:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:00:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:00:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:00:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:00:46,647 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:00:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:00:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:00:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:00:46,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:00:47,258 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:00:47,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:00:47 BoogieIcfgContainer [2018-11-18 16:00:47,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:00:47,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:00:47,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:00:47,261 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:00:47,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:00:46" (1/3) ... [2018-11-18 16:00:47,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5683364f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:00:47, skipping insertion in model container [2018-11-18 16:00:47,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:00:46" (2/3) ... [2018-11-18 16:00:47,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5683364f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:00:47, skipping insertion in model container [2018-11-18 16:00:47,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:00:47" (3/3) ... [2018-11-18 16:00:47,264 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product02_true-unreach-call_false-termination.cil.c [2018-11-18 16:00:47,273 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:00:47,280 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:00:47,294 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:00:47,321 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:00:47,321 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:00:47,321 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:00:47,322 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:00:47,322 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:00:47,322 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:00:47,322 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:00:47,322 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:00:47,322 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:00:47,339 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states. [2018-11-18 16:00:47,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 16:00:47,345 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:00:47,346 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:00:47,348 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:00:47,352 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:00:47,353 INFO L82 PathProgramCache]: Analyzing trace with hash -670246484, now seen corresponding path program 1 times [2018-11-18 16:00:47,354 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:00:47,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:00:47,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:47,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:00:47,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:00:47,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:00:47,573 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:00:47,573 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:00:47,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:00:47,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:00:47,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:00:47,585 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 2 states. [2018-11-18 16:00:47,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:00:47,603 INFO L93 Difference]: Finished difference Result 174 states and 217 transitions. [2018-11-18 16:00:47,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:00:47,604 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 16:00:47,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:00:47,611 INFO L225 Difference]: With dead ends: 174 [2018-11-18 16:00:47,611 INFO L226 Difference]: Without dead ends: 87 [2018-11-18 16:00:47,613 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:00:47,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-11-18 16:00:47,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-11-18 16:00:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-11-18 16:00:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 100 transitions. [2018-11-18 16:00:47,642 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 100 transitions. Word has length 46 [2018-11-18 16:00:47,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:00:47,642 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 100 transitions. [2018-11-18 16:00:47,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:00:47,642 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 100 transitions. [2018-11-18 16:00:47,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 16:00:47,644 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:00:47,644 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:00:47,644 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:00:47,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:00:47,645 INFO L82 PathProgramCache]: Analyzing trace with hash -376626125, now seen corresponding path program 1 times [2018-11-18 16:00:47,645 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:00:47,645 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:00:47,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:47,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:00:47,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:47,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:00:47,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:00:47,741 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:00:47,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:00:47,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:00:47,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:00:47,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:00:47,743 INFO L87 Difference]: Start difference. First operand 87 states and 100 transitions. Second operand 3 states. [2018-11-18 16:00:47,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:00:47,756 INFO L93 Difference]: Finished difference Result 117 states and 133 transitions. [2018-11-18 16:00:47,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:00:47,757 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 16:00:47,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:00:47,758 INFO L225 Difference]: With dead ends: 117 [2018-11-18 16:00:47,758 INFO L226 Difference]: Without dead ends: 77 [2018-11-18 16:00:47,759 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:00:47,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-11-18 16:00:47,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2018-11-18 16:00:47,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-11-18 16:00:47,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 87 transitions. [2018-11-18 16:00:47,768 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 87 transitions. Word has length 48 [2018-11-18 16:00:47,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:00:47,768 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 87 transitions. [2018-11-18 16:00:47,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:00:47,769 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2018-11-18 16:00:47,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 16:00:47,771 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:00:47,771 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:00:47,771 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:00:47,771 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:00:47,771 INFO L82 PathProgramCache]: Analyzing trace with hash -516708396, now seen corresponding path program 1 times [2018-11-18 16:00:47,772 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:00:47,772 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:00:47,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:47,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:00:47,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:00:47,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:00:47,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:00:47,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:00:47,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:00:47,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:00:47,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:00:47,899 INFO L87 Difference]: Start difference. First operand 77 states and 87 transitions. Second operand 7 states. [2018-11-18 16:00:48,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:00:48,152 INFO L93 Difference]: Finished difference Result 130 states and 151 transitions. [2018-11-18 16:00:48,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:00:48,152 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 16:00:48,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:00:48,153 INFO L225 Difference]: With dead ends: 130 [2018-11-18 16:00:48,154 INFO L226 Difference]: Without dead ends: 77 [2018-11-18 16:00:48,154 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:00:48,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-11-18 16:00:48,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2018-11-18 16:00:48,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2018-11-18 16:00:48,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 86 transitions. [2018-11-18 16:00:48,161 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 86 transitions. Word has length 53 [2018-11-18 16:00:48,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:00:48,162 INFO L480 AbstractCegarLoop]: Abstraction has 77 states and 86 transitions. [2018-11-18 16:00:48,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:00:48,163 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2018-11-18 16:00:48,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 16:00:48,164 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:00:48,164 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:00:48,165 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:00:48,165 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:00:48,166 INFO L82 PathProgramCache]: Analyzing trace with hash -917747463, now seen corresponding path program 1 times [2018-11-18 16:00:48,166 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:00:48,166 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:00:48,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:48,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:00:48,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:00:48,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:00:48,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:00:48,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 16:00:48,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 16:00:48,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 16:00:48,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 16:00:48,285 INFO L87 Difference]: Start difference. First operand 77 states and 86 transitions. Second operand 10 states. [2018-11-18 16:00:48,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:00:48,699 INFO L93 Difference]: Finished difference Result 216 states and 265 transitions. [2018-11-18 16:00:48,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 16:00:48,700 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 56 [2018-11-18 16:00:48,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:00:48,703 INFO L225 Difference]: With dead ends: 216 [2018-11-18 16:00:48,703 INFO L226 Difference]: Without dead ends: 163 [2018-11-18 16:00:48,704 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 16:00:48,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-11-18 16:00:48,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 159. [2018-11-18 16:00:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-11-18 16:00:48,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 186 transitions. [2018-11-18 16:00:48,722 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 186 transitions. Word has length 56 [2018-11-18 16:00:48,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:00:48,723 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 186 transitions. [2018-11-18 16:00:48,723 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 16:00:48,723 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 186 transitions. [2018-11-18 16:00:48,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 16:00:48,724 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:00:48,724 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:00:48,724 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:00:48,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:00:48,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1643609683, now seen corresponding path program 1 times [2018-11-18 16:00:48,725 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:00:48,725 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:00:48,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:48,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:00:48,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:00:48,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:00:48,777 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:00:48,777 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:00:48,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:00:48,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:00:48,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:00:48,778 INFO L87 Difference]: Start difference. First operand 159 states and 186 transitions. Second operand 3 states. [2018-11-18 16:00:48,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:00:48,788 INFO L93 Difference]: Finished difference Result 246 states and 290 transitions. [2018-11-18 16:00:48,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:00:48,788 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-18 16:00:48,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:00:48,790 INFO L225 Difference]: With dead ends: 246 [2018-11-18 16:00:48,790 INFO L226 Difference]: Without dead ends: 149 [2018-11-18 16:00:48,791 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:00:48,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-18 16:00:48,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-18 16:00:48,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-18 16:00:48,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 167 transitions. [2018-11-18 16:00:48,805 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 167 transitions. Word has length 60 [2018-11-18 16:00:48,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:00:48,805 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 167 transitions. [2018-11-18 16:00:48,805 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:00:48,805 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 167 transitions. [2018-11-18 16:00:48,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 16:00:48,808 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:00:48,808 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:00:48,808 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:00:48,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:00:48,809 INFO L82 PathProgramCache]: Analyzing trace with hash -430187545, now seen corresponding path program 1 times [2018-11-18 16:00:48,809 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:00:48,809 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:00:48,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:48,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:00:48,811 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:00:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:00:48,908 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 16:00:48,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:00:48,908 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:00:48,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:00:48,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:00:48,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:00:48,909 INFO L87 Difference]: Start difference. First operand 149 states and 167 transitions. Second operand 6 states. [2018-11-18 16:00:49,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:00:49,005 INFO L93 Difference]: Finished difference Result 151 states and 169 transitions. [2018-11-18 16:00:49,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:00:49,006 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-11-18 16:00:49,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:00:49,007 INFO L225 Difference]: With dead ends: 151 [2018-11-18 16:00:49,007 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:00:49,007 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:00:49,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:00:49,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:00:49,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:00:49,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:00:49,008 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2018-11-18 16:00:49,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:00:49,008 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:00:49,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:00:49,008 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:00:49,009 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:00:49,012 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:00:49,435 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2018-11-18 16:00:49,435 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2018-11-18 16:00:49,435 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-18 16:00:49,435 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 441 496) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 466 487) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L466-3(lines 466 487) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L488(lines 465 489) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 441 496) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 441 496) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 533) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 529 533) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 497 556) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 523 548) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 497 556) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L523-3(lines 523 548) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L542-1(line 542) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 497 556) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point L549(lines 522 550) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2018-11-18 16:00:49,436 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2018-11-18 16:00:49,437 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2018-11-18 16:00:49,437 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 363 387) the Hoare annotation is: true [2018-11-18 16:00:49,437 INFO L421 ceAbstractionStarter]: At program point L377(line 377) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-18 16:00:49,437 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 381) no Hoare annotation was computed. [2018-11-18 16:00:49,437 INFO L421 ceAbstractionStarter]: At program point L373(line 373) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2018-11-18 16:00:49,437 INFO L425 ceAbstractionStarter]: For program point L373-1(line 373) no Hoare annotation was computed. [2018-11-18 16:00:49,437 INFO L425 ceAbstractionStarter]: For program point L371(lines 371 384) no Hoare annotation was computed. [2018-11-18 16:00:49,437 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 363 387) no Hoare annotation was computed. [2018-11-18 16:00:49,437 INFO L425 ceAbstractionStarter]: For program point L371-1(lines 363 387) no Hoare annotation was computed. [2018-11-18 16:00:49,437 INFO L428 ceAbstractionStarter]: At program point L369(line 369) the Hoare annotation is: true [2018-11-18 16:00:49,437 INFO L425 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2018-11-18 16:00:49,437 INFO L421 ceAbstractionStarter]: At program point L833(line 833) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,438 INFO L421 ceAbstractionStarter]: At program point L833-1(line 833) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,438 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 827 849) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 827 849) no Hoare annotation was computed. [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 827 849) no Hoare annotation was computed. [2018-11-18 16:00:49,438 INFO L421 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~5 ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,438 INFO L421 ceAbstractionStarter]: At program point L839-1(line 839) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (= main_~tmp~5 ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 844) no Hoare annotation was computed. [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point L837-1(lines 837 844) no Hoare annotation was computed. [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2018-11-18 16:00:49,438 INFO L421 ceAbstractionStarter]: At program point L834(line 834) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point L800(line 800) no Hoare annotation was computed. [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 786 809) no Hoare annotation was computed. [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point L799(line 799) no Hoare annotation was computed. [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2018-11-18 16:00:49,438 INFO L425 ceAbstractionStarter]: For program point L797(line 797) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 786 809) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 786 809) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L791(line 791) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 158 166) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 158 166) the Hoare annotation is: true [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 158 166) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 194) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L186-2(lines 186 194) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 167 202) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L174(lines 174 182) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L174-2(lines 174 182) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 167 202) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-11-18 16:00:49,439 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 167 202) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 395 440) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 395 440) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 395 440) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 708 753) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 735) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point L722(lines 722 742) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point L722-1(lines 722 742) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 708 753) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 708 753) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 817 826) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 817 826) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 817 826) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 147 157) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 147 157) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point L152-1(line 152) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 147 157) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 139 146) no Hoare annotation was computed. [2018-11-18 16:00:49,440 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 139 146) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 139 146) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 124 130) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L428 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 124 130) the Hoare annotation is: true [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point L225-1(lines 225 272) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 215 280) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 215 280) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L421 ceAbstractionStarter]: At program point L273(lines 224 274) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L421 ceAbstractionStarter]: At program point L263-2(lines 255 268) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point L226(lines 225 272) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L421 ceAbstractionStarter]: At program point L257(line 257) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point L255(lines 255 268) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L421 ceAbstractionStarter]: At program point L247(line 247) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 251) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point L245-1(lines 245 251) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L421 ceAbstractionStarter]: At program point L270(lines 225 272) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,441 INFO L421 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 1) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 241) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point L235-1(lines 235 241) no Hoare annotation was computed. [2018-11-18 16:00:49,441 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 231) no Hoare annotation was computed. [2018-11-18 16:00:49,442 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 215 280) no Hoare annotation was computed. [2018-11-18 16:00:49,442 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 662 707) no Hoare annotation was computed. [2018-11-18 16:00:49,442 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 662 707) no Hoare annotation was computed. [2018-11-18 16:00:49,442 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 662 707) no Hoare annotation was computed. [2018-11-18 16:00:49,442 INFO L425 ceAbstractionStarter]: For program point L682(lines 682 689) no Hoare annotation was computed. [2018-11-18 16:00:49,442 INFO L425 ceAbstractionStarter]: For program point L676(lines 676 696) no Hoare annotation was computed. [2018-11-18 16:00:49,442 INFO L425 ceAbstractionStarter]: For program point L676-1(lines 676 696) no Hoare annotation was computed. [2018-11-18 16:00:49,442 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2018-11-18 16:00:49,442 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2018-11-18 16:00:49,442 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 346) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 330 352) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 330 352) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 330 352) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 346) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point L609(lines 608 628) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point L640(line 640) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point L640-1(line 640) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 559 661) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point L605(lines 605 646) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point L624(line 624) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point L624-1(line 624) no Hoare annotation was computed. [2018-11-18 16:00:49,443 INFO L425 ceAbstractionStarter]: For program point L583(lines 583 587) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 658) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 559 661) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point L610(lines 610 614) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point L608-1(lines 608 628) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point L608-3(lines 608 628) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point L629(lines 607 630) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 559 661) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point L588(lines 588 604) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 655) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:00:49,444 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 131 138) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 131 138) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point activatePumpENTRY(lines 131 138) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 309 320) the Hoare annotation is: true [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point L313-1(lines 309 320) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 309 320) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 353 361) the Hoare annotation is: true [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 353 361) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 353 361) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 321 329) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 321 329) no Hoare annotation was computed. [2018-11-18 16:00:49,445 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 321 329) no Hoare annotation was computed. [2018-11-18 16:00:49,446 INFO L421 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) .cse1 (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 16:00:49,446 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 100 123) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) .cse1 (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 16:00:49,446 INFO L421 ceAbstractionStarter]: At program point L111(lines 111 117) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= |old(~waterLevel~0)| 0) .cse1 (not (= ~waterLevel~0 0))) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 16:00:49,446 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 100 123) no Hoare annotation was computed. [2018-11-18 16:00:49,446 INFO L421 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-18 16:00:49,446 INFO L425 ceAbstractionStarter]: For program point L104(lines 103 122) no Hoare annotation was computed. [2018-11-18 16:00:49,446 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 100 123) no Hoare annotation was computed. [2018-11-18 16:00:49,446 INFO L428 ceAbstractionStarter]: At program point L770-1(lines 770 774) the Hoare annotation is: true [2018-11-18 16:00:49,446 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 756 785) no Hoare annotation was computed. [2018-11-18 16:00:49,447 INFO L425 ceAbstractionStarter]: For program point L766-1(lines 766 780) no Hoare annotation was computed. [2018-11-18 16:00:49,447 INFO L428 ceAbstractionStarter]: At program point L766-3(lines 766 780) the Hoare annotation is: true [2018-11-18 16:00:49,447 INFO L428 ceAbstractionStarter]: At program point L762(line 762) the Hoare annotation is: true [2018-11-18 16:00:49,447 INFO L425 ceAbstractionStarter]: For program point L762-1(line 762) no Hoare annotation was computed. [2018-11-18 16:00:49,447 INFO L428 ceAbstractionStarter]: At program point L781(lines 756 785) the Hoare annotation is: true [2018-11-18 16:00:49,447 INFO L425 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2018-11-18 16:00:49,447 INFO L425 ceAbstractionStarter]: For program point L767(line 767) no Hoare annotation was computed. [2018-11-18 16:00:49,447 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 756 785) the Hoare annotation is: true [2018-11-18 16:00:49,447 INFO L425 ceAbstractionStarter]: For program point L770(lines 770 774) no Hoare annotation was computed. [2018-11-18 16:00:49,447 INFO L425 ceAbstractionStarter]: For program point L289-1(lines 285 296) no Hoare annotation was computed. [2018-11-18 16:00:49,447 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 285 296) the Hoare annotation is: true [2018-11-18 16:00:49,447 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 285 296) no Hoare annotation was computed. [2018-11-18 16:00:49,447 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 810 816) no Hoare annotation was computed. [2018-11-18 16:00:49,448 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 810 816) the Hoare annotation is: true [2018-11-18 16:00:49,448 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:00:49,448 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-11-18 16:00:49,448 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:00:49,448 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:00:49,448 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 203 210) no Hoare annotation was computed. [2018-11-18 16:00:49,448 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 203 210) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= ~systemActive~0 1)) [2018-11-18 16:00:49,448 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 203 210) no Hoare annotation was computed. [2018-11-18 16:00:49,448 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 297 308) no Hoare annotation was computed. [2018-11-18 16:00:49,448 INFO L425 ceAbstractionStarter]: For program point L301-1(lines 297 308) no Hoare annotation was computed. [2018-11-18 16:00:49,448 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 297 308) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 1) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 16:00:49,448 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-18 16:00:49,449 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-18 16:00:49,449 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-18 16:00:49,449 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-18 16:00:49,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:00:49 BoogieIcfgContainer [2018-11-18 16:00:49,459 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:00:49,459 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:00:49,459 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:00:49,460 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:00:49,460 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:00:47" (3/4) ... [2018-11-18 16:00:49,464 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:00:49,469 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:00:49,470 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:00:49,471 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:00:49,472 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:00:49,472 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:00:49,472 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:00:49,472 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:00:49,472 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:00:49,472 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:00:49,472 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 16:00:49,472 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:00:49,473 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:00:49,479 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-18 16:00:49,479 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:00:49,480 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:00:49,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) || (systemActive == 1 && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 16:00:49,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 16:00:49,532 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_90a07cb0-22b7-4298-803a-401ffe894714/bin-2019/uautomizer/witness.graphml [2018-11-18 16:00:49,532 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:00:49,533 INFO L168 Benchmark]: Toolchain (without parser) took 3364.29 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 250.1 MB). Free memory was 955.4 MB in the beginning and 1.2 GB in the end (delta: -201.4 MB). Peak memory consumption was 48.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:00:49,533 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:00:49,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:00:49,534 INFO L168 Benchmark]: Boogie Preprocessor took 62.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:00:49,534 INFO L168 Benchmark]: RCFGBuilder took 660.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.9 MB). Peak memory consumption was 89.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:00:49,534 INFO L168 Benchmark]: TraceAbstraction took 2199.70 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 111.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -136.1 MB). Peak memory consumption was 279.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:00:49,534 INFO L168 Benchmark]: Witness Printer took 72.60 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:00:49,536 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 660.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.9 MB). Peak memory consumption was 89.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2199.70 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 111.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -136.1 MB). Peak memory consumption was 279.7 MB. Max. memory is 11.5 GB. * Witness Printer took 72.60 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) || (systemActive == 1 && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 203 locations, 1 error locations. SAFE Result, 2.1s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 529 SDtfs, 274 SDslu, 1026 SDs, 0 SdLazy, 340 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred 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, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 174 PreInvPairs, 195 NumberOfFragments, 465 HoareAnnotationTreeSize, 174 FomulaSimplifications, 147 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 714 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 355 NumberOfCodeBlocks, 355 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 349 ConstructedInterpolants, 0 QuantifiedInterpolants, 43078 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 28/28 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...