./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product21_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_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product21_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/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 b51e4d4f6750e9cf93bd85ecf4b933ea1ea8886c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:56:39,784 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:56:39,785 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:56:39,791 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:56:39,791 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:56:39,792 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:56:39,793 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:56:39,794 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:56:39,795 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:56:39,795 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:56:39,796 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:56:39,796 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:56:39,797 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:56:39,798 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:56:39,798 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:56:39,799 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:56:39,799 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:56:39,801 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:56:39,802 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:56:39,803 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:56:39,803 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:56:39,804 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:56:39,806 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:56:39,806 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:56:39,806 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:56:39,807 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:56:39,807 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:56:39,808 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:56:39,808 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:56:39,809 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:56:39,809 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:56:39,810 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:56:39,810 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:56:39,810 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:56:39,811 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:56:39,811 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:56:39,811 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 16:56:39,819 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:56:39,819 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:56:39,820 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:56:39,820 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 16:56:39,820 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:56:39,820 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:56:39,821 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:56:39,821 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:56:39,821 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:56:39,821 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:56:39,821 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:56:39,821 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:56:39,821 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:56:39,821 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:56:39,822 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:56:39,822 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:56:39,822 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:56:39,822 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:56:39,822 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:56:39,822 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:56:39,822 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:56:39,823 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:56:39,823 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:56:39,823 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:56:39,823 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:56:39,823 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:56:39,823 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:56:39,823 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:56:39,824 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:56:39,824 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:56:39,824 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_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/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 -> b51e4d4f6750e9cf93bd85ecf4b933ea1ea8886c [2018-11-18 16:56:39,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:56:39,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:56:39,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:56:39,861 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:56:39,862 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:56:39,862 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product21_true-unreach-call_false-termination.cil.c [2018-11-18 16:56:39,906 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/data/f6a56725a/09a922788b994a15a261f80363bff740/FLAG4ea364cb0 [2018-11-18 16:56:40,369 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:56:40,370 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/sv-benchmarks/c/product-lines/minepump_spec2_product21_true-unreach-call_false-termination.cil.c [2018-11-18 16:56:40,377 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/data/f6a56725a/09a922788b994a15a261f80363bff740/FLAG4ea364cb0 [2018-11-18 16:56:40,391 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/data/f6a56725a/09a922788b994a15a261f80363bff740 [2018-11-18 16:56:40,393 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:56:40,395 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:56:40,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:56:40,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:56:40,399 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:56:40,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:56:40" (1/1) ... [2018-11-18 16:56:40,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29e2c184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40, skipping insertion in model container [2018-11-18 16:56:40,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:56:40" (1/1) ... [2018-11-18 16:56:40,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:56:40,445 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:56:40,641 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:56:40,649 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:56:40,743 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:56:40,764 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:56:40,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40 WrapperNode [2018-11-18 16:56:40,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:56:40,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:56:40,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:56:40,765 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:56:40,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40" (1/1) ... [2018-11-18 16:56:40,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40" (1/1) ... [2018-11-18 16:56:40,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40" (1/1) ... [2018-11-18 16:56:40,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40" (1/1) ... [2018-11-18 16:56:40,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40" (1/1) ... [2018-11-18 16:56:40,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40" (1/1) ... [2018-11-18 16:56:40,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40" (1/1) ... [2018-11-18 16:56:40,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:56:40,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:56:40,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:56:40,814 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:56:40,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/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 16:56:40,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:56:40,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:56:40,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 16:56:40,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 16:56:40,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 16:56:40,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 16:56:40,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 16:56:40,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 16:56:40,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 16:56:40,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-18 16:56:40,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-18 16:56:40,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 16:56:40,859 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 16:56:40,859 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 16:56:40,859 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 16:56:40,860 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:56:40,860 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 16:56:40,860 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 16:56:40,860 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 16:56:40,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 16:56:40,860 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 16:56:40,860 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 16:56:40,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 16:56:40,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 16:56:40,861 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 16:56:40,861 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 16:56:40,861 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 16:56:40,861 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 16:56:40,861 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 16:56:40,861 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 16:56:40,861 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 16:56:40,861 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 16:56:40,861 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 16:56:40,862 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 16:56:40,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 16:56:40,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 16:56:40,862 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 16:56:40,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 16:56:40,862 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 16:56:40,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:56:40,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:56:40,862 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 16:56:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 16:56:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 16:56:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 16:56:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 16:56:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:56:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:56:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:56:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:56:40,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 16:56:40,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 16:56:40,865 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 16:56:40,866 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 16:56:40,867 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 16:56:40,867 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 16:56:40,867 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 16:56:40,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:56:40,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:56:40,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:56:41,463 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:56:41,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:56:41 BoogieIcfgContainer [2018-11-18 16:56:41,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:56:41,464 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:56:41,464 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:56:41,467 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:56:41,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:56:40" (1/3) ... [2018-11-18 16:56:41,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5771309a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:56:41, skipping insertion in model container [2018-11-18 16:56:41,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:56:40" (2/3) ... [2018-11-18 16:56:41,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5771309a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:56:41, skipping insertion in model container [2018-11-18 16:56:41,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:56:41" (3/3) ... [2018-11-18 16:56:41,470 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product21_true-unreach-call_false-termination.cil.c [2018-11-18 16:56:41,476 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:56:41,481 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:56:41,494 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:56:41,513 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:56:41,514 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:56:41,514 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:56:41,514 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:56:41,514 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:56:41,514 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:56:41,515 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:56:41,515 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:56:41,515 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:56:41,533 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2018-11-18 16:56:41,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 16:56:41,540 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:56:41,541 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] [2018-11-18 16:56:41,542 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:56:41,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:56:41,546 INFO L82 PathProgramCache]: Analyzing trace with hash -2086341925, now seen corresponding path program 1 times [2018-11-18 16:56:41,547 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:56:41,548 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:56:41,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:56:41,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:56:41,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:56:41,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:41,758 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 16:56:41,759 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:56:41,760 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:56:41,762 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:56:41,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:56:41,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:56:41,772 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 2 states. [2018-11-18 16:56:41,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:56:41,801 INFO L93 Difference]: Finished difference Result 248 states and 311 transitions. [2018-11-18 16:56:41,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:56:41,802 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-18 16:56:41,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:56:41,810 INFO L225 Difference]: With dead ends: 248 [2018-11-18 16:56:41,810 INFO L226 Difference]: Without dead ends: 126 [2018-11-18 16:56:41,813 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 16:56:41,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-11-18 16:56:41,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-11-18 16:56:41,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-11-18 16:56:41,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 149 transitions. [2018-11-18 16:56:41,845 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 149 transitions. Word has length 51 [2018-11-18 16:56:41,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:56:41,845 INFO L480 AbstractCegarLoop]: Abstraction has 126 states and 149 transitions. [2018-11-18 16:56:41,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:56:41,845 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 149 transitions. [2018-11-18 16:56:41,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 16:56:41,848 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:56:41,848 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 16:56:41,848 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:56:41,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:56:41,849 INFO L82 PathProgramCache]: Analyzing trace with hash 2091944949, now seen corresponding path program 1 times [2018-11-18 16:56:41,849 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:56:41,849 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:56:41,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:56:41,850 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:56:41,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:56:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:41,940 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 16:56:41,941 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:56:41,941 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:56:41,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:56:41,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:56:41,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:56:41,943 INFO L87 Difference]: Start difference. First operand 126 states and 149 transitions. Second operand 3 states. [2018-11-18 16:56:41,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:56:41,962 INFO L93 Difference]: Finished difference Result 195 states and 231 transitions. [2018-11-18 16:56:41,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:56:41,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 16:56:41,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:56:41,964 INFO L225 Difference]: With dead ends: 195 [2018-11-18 16:56:41,965 INFO L226 Difference]: Without dead ends: 116 [2018-11-18 16:56:41,966 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 16:56:41,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-11-18 16:56:41,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2018-11-18 16:56:41,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-11-18 16:56:41,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 136 transitions. [2018-11-18 16:56:41,977 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 136 transitions. Word has length 53 [2018-11-18 16:56:41,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:56:41,977 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 136 transitions. [2018-11-18 16:56:41,978 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:56:41,978 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 136 transitions. [2018-11-18 16:56:41,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 16:56:41,979 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:56:41,979 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] [2018-11-18 16:56:41,979 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:56:41,980 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:56:41,980 INFO L82 PathProgramCache]: Analyzing trace with hash 1491780189, now seen corresponding path program 1 times [2018-11-18 16:56:41,980 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:56:41,980 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:56:41,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:56:41,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:56:41,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:56:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:42,055 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 16:56:42,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:56:42,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:56:42,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:56:42,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:56:42,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:56:42,056 INFO L87 Difference]: Start difference. First operand 116 states and 136 transitions. Second operand 3 states. [2018-11-18 16:56:42,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:56:42,076 INFO L93 Difference]: Finished difference Result 204 states and 245 transitions. [2018-11-18 16:56:42,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:56:42,076 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2018-11-18 16:56:42,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:56:42,078 INFO L225 Difference]: With dead ends: 204 [2018-11-18 16:56:42,078 INFO L226 Difference]: Without dead ends: 116 [2018-11-18 16:56:42,079 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 16:56:42,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-11-18 16:56:42,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2018-11-18 16:56:42,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-11-18 16:56:42,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 135 transitions. [2018-11-18 16:56:42,089 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 135 transitions. Word has length 57 [2018-11-18 16:56:42,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:56:42,090 INFO L480 AbstractCegarLoop]: Abstraction has 116 states and 135 transitions. [2018-11-18 16:56:42,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:56:42,090 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2018-11-18 16:56:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-18 16:56:42,092 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:56:42,092 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:56:42,092 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:56:42,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:56:42,092 INFO L82 PathProgramCache]: Analyzing trace with hash -86480216, now seen corresponding path program 1 times [2018-11-18 16:56:42,093 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:56:42,093 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:56:42,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:56:42,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:56:42,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:56:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:42,225 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 16:56:42,225 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:56:42,225 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:56:42,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:56:42,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:56:42,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:56:42,226 INFO L87 Difference]: Start difference. First operand 116 states and 135 transitions. Second operand 6 states. [2018-11-18 16:56:42,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:56:42,452 INFO L93 Difference]: Finished difference Result 284 states and 344 transitions. [2018-11-18 16:56:42,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:56:42,453 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-11-18 16:56:42,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:56:42,455 INFO L225 Difference]: With dead ends: 284 [2018-11-18 16:56:42,456 INFO L226 Difference]: Without dead ends: 196 [2018-11-18 16:56:42,456 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-18 16:56:42,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2018-11-18 16:56:42,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 194. [2018-11-18 16:56:42,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-11-18 16:56:42,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 230 transitions. [2018-11-18 16:56:42,476 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 230 transitions. Word has length 70 [2018-11-18 16:56:42,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:56:42,477 INFO L480 AbstractCegarLoop]: Abstraction has 194 states and 230 transitions. [2018-11-18 16:56:42,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:56:42,478 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 230 transitions. [2018-11-18 16:56:42,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 16:56:42,480 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:56:42,480 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:56:42,480 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:56:42,480 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:56:42,481 INFO L82 PathProgramCache]: Analyzing trace with hash 2035090124, now seen corresponding path program 1 times [2018-11-18 16:56:42,481 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:56:42,481 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:56:42,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:56:42,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:56:42,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:56:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:56:42,581 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 16:56:42,582 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:56:42,582 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:56:42,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:56:42,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:56:42,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:56:42,585 INFO L87 Difference]: Start difference. First operand 194 states and 230 transitions. Second operand 7 states. [2018-11-18 16:56:42,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:56:42,851 INFO L93 Difference]: Finished difference Result 294 states and 357 transitions. [2018-11-18 16:56:42,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:56:42,852 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 74 [2018-11-18 16:56:42,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:56:42,853 INFO L225 Difference]: With dead ends: 294 [2018-11-18 16:56:42,853 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:56:42,854 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-18 16:56:42,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:56:42,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:56:42,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:56:42,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:56:42,855 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2018-11-18 16:56:42,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:56:42,855 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:56:42,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:56:42,855 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:56:42,855 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:56:42,858 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:56:43,448 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2018-11-18 16:56:43,448 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2018-11-18 16:56:43,448 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 16:56:43,448 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 117 138) no Hoare annotation was computed. [2018-11-18 16:56:43,448 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2018-11-18 16:56:43,448 INFO L425 ceAbstractionStarter]: For program point L117-3(lines 117 138) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 174 199) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point L174-3(lines 174 199) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2018-11-18 16:56:43,449 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 16:56:43,450 INFO L425 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2018-11-18 16:56:43,450 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 673 679) the Hoare annotation is: true [2018-11-18 16:56:43,450 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 673 679) no Hoare annotation was computed. [2018-11-18 16:56:43,450 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 680 688) no Hoare annotation was computed. [2018-11-18 16:56:43,450 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 680 688) the Hoare annotation is: true [2018-11-18 16:56:43,450 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 680 688) no Hoare annotation was computed. [2018-11-18 16:56:43,450 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 529 551) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,450 INFO L421 ceAbstractionStarter]: At program point L541(line 541) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,451 INFO L421 ceAbstractionStarter]: At program point L541-1(line 541) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,451 INFO L425 ceAbstractionStarter]: For program point L539(lines 539 546) no Hoare annotation was computed. [2018-11-18 16:56:43,451 INFO L425 ceAbstractionStarter]: For program point L539-1(lines 539 546) no Hoare annotation was computed. [2018-11-18 16:56:43,451 INFO L425 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2018-11-18 16:56:43,451 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 529 551) no Hoare annotation was computed. [2018-11-18 16:56:43,451 INFO L421 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,451 INFO L421 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,451 INFO L421 ceAbstractionStarter]: At program point L535-1(line 535) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,451 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 529 551) no Hoare annotation was computed. [2018-11-18 16:56:43,451 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 483 506) no Hoare annotation was computed. [2018-11-18 16:56:43,451 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 483 506) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 483 506) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point L501(line 501) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point L498(line 498) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point L495(line 495) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-18 16:56:43,452 INFO L425 ceAbstractionStarter]: For program point L492(line 492) no Hoare annotation was computed. [2018-11-18 16:56:43,456 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-18 16:56:43,456 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-18 16:56:43,456 INFO L425 ceAbstractionStarter]: For program point L489(line 489) no Hoare annotation was computed. [2018-11-18 16:56:43,456 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 805 813) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 805 813) the Hoare annotation is: true [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 805 813) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 863) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 850 868) the Hoare annotation is: true [2018-11-18 16:56:43,457 INFO L428 ceAbstractionStarter]: At program point L857(line 857) the Hoare annotation is: true [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point L859-2(lines 859 863) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point L857-1(line 857) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 850 868) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 850 868) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point L833(lines 833 841) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point L833-2(lines 833 841) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point L821(lines 821 829) no Hoare annotation was computed. [2018-11-18 16:56:43,457 INFO L425 ceAbstractionStarter]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 814 849) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 814 849) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 814 849) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 666 672) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 666 672) the Hoare annotation is: true [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2018-11-18 16:56:43,458 INFO L425 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2018-11-18 16:56:43,459 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2018-11-18 16:56:43,459 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2018-11-18 16:56:43,459 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 515 525) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,459 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 515 525) no Hoare annotation was computed. [2018-11-18 16:56:43,459 INFO L421 ceAbstractionStarter]: At program point L520(line 520) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,459 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 515 525) no Hoare annotation was computed. [2018-11-18 16:56:43,459 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 794 804) the Hoare annotation is: true [2018-11-18 16:56:43,459 INFO L428 ceAbstractionStarter]: At program point L799(line 799) the Hoare annotation is: true [2018-11-18 16:56:43,459 INFO L425 ceAbstractionStarter]: For program point L799-1(line 799) no Hoare annotation was computed. [2018-11-18 16:56:43,459 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 794 804) no Hoare annotation was computed. [2018-11-18 16:56:43,459 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 794 804) no Hoare annotation was computed. [2018-11-18 16:56:43,459 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 786 793) the Hoare annotation is: true [2018-11-18 16:56:43,460 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 786 793) no Hoare annotation was computed. [2018-11-18 16:56:43,460 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 786 793) no Hoare annotation was computed. [2018-11-18 16:56:43,460 INFO L421 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,460 INFO L421 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,460 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 769) no Hoare annotation was computed. [2018-11-18 16:56:43,460 INFO L421 ceAbstractionStarter]: At program point L759(line 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,460 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 753 777) no Hoare annotation was computed. [2018-11-18 16:56:43,460 INFO L425 ceAbstractionStarter]: For program point L759-1(line 759) no Hoare annotation was computed. [2018-11-18 16:56:43,463 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 774) no Hoare annotation was computed. [2018-11-18 16:56:43,463 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 753 777) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~systemActive~0 1)) [2018-11-18 16:56:43,463 INFO L421 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~systemActive~0 1)) [2018-11-18 16:56:43,464 INFO L425 ceAbstractionStarter]: For program point L772-1(lines 753 777) no Hoare annotation was computed. [2018-11-18 16:56:43,464 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 719 725) no Hoare annotation was computed. [2018-11-18 16:56:43,464 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 719 725) the Hoare annotation is: true [2018-11-18 16:56:43,464 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 870 933) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,464 INFO L421 ceAbstractionStarter]: At program point L892(line 892) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,464 INFO L421 ceAbstractionStarter]: At program point L923(lines 880 925) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,464 INFO L425 ceAbstractionStarter]: For program point L890(lines 890 896) no Hoare annotation was computed. [2018-11-18 16:56:43,464 INFO L425 ceAbstractionStarter]: For program point L890-1(lines 890 896) no Hoare annotation was computed. [2018-11-18 16:56:43,464 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 870 933) no Hoare annotation was computed. [2018-11-18 16:56:43,464 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 886) no Hoare annotation was computed. [2018-11-18 16:56:43,464 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 925) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L421 ceAbstractionStarter]: At program point L926(lines 879 927) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 920) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L421 ceAbstractionStarter]: At program point L916-2(lines 910 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point L881(lines 880 925) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point L910(lines 910 921) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L421 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point L900(lines 900 906) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point L900-1(lines 900 906) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 870 933) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2018-11-18 16:56:43,465 INFO L425 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2018-11-18 16:56:43,466 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 636 644) no Hoare annotation was computed. [2018-11-18 16:56:43,466 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 636 644) the Hoare annotation is: true [2018-11-18 16:56:43,466 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 636 644) no Hoare annotation was computed. [2018-11-18 16:56:43,466 INFO L421 ceAbstractionStarter]: At program point L433(line 433) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,466 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 418 446) the Hoare annotation is: true [2018-11-18 16:56:43,466 INFO L425 ceAbstractionStarter]: For program point L431(lines 431 437) no Hoare annotation was computed. [2018-11-18 16:56:43,466 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 440) no Hoare annotation was computed. [2018-11-18 16:56:43,466 INFO L421 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,466 INFO L425 ceAbstractionStarter]: For program point L428-1(line 428) no Hoare annotation was computed. [2018-11-18 16:56:43,466 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 443) no Hoare annotation was computed. [2018-11-18 16:56:43,466 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 418 446) no Hoare annotation was computed. [2018-11-18 16:56:43,466 INFO L428 ceAbstractionStarter]: At program point L424(line 424) the Hoare annotation is: true [2018-11-18 16:56:43,466 INFO L425 ceAbstractionStarter]: For program point L424-1(line 424) no Hoare annotation was computed. [2018-11-18 16:56:43,466 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 418 446) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 410 417) the Hoare annotation is: true [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 410 417) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 604 626) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 604 626) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 604 626) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 620) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point L612-2(lines 612 620) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2018-11-18 16:56:43,467 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2018-11-18 16:56:43,468 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-11-18 16:56:43,468 INFO L425 ceAbstractionStarter]: For program point L259-1(lines 259 279) no Hoare annotation was computed. [2018-11-18 16:56:43,468 INFO L425 ceAbstractionStarter]: For program point L259-3(lines 259 279) no Hoare annotation was computed. [2018-11-18 16:56:43,468 INFO L425 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2018-11-18 16:56:43,468 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2018-11-18 16:56:43,468 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2018-11-18 16:56:43,468 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2018-11-18 16:56:43,468 INFO L425 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2018-11-18 16:56:43,468 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-11-18 16:56:43,468 INFO L425 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2018-11-18 16:56:43,469 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 656 665) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 656 665) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 656 665) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 778 785) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 778 785) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point activatePumpENTRY(lines 778 785) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 627 635) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 627 635) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 627 635) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 16:56:43,470 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:56:43,471 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 583 594) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= 0 ~methaneLevelCritical~0) (< ~systemActive~0 1)) [2018-11-18 16:56:43,471 INFO L425 ceAbstractionStarter]: For program point L587-1(lines 583 594) no Hoare annotation was computed. [2018-11-18 16:56:43,471 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 583 594) no Hoare annotation was computed. [2018-11-18 16:56:43,471 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 595 603) the Hoare annotation is: true [2018-11-18 16:56:43,471 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 595 603) no Hoare annotation was computed. [2018-11-18 16:56:43,471 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 595 603) no Hoare annotation was computed. [2018-11-18 16:56:43,471 INFO L421 ceAbstractionStarter]: At program point L701(line 701) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,471 INFO L425 ceAbstractionStarter]: For program point L699(lines 698 717) no Hoare annotation was computed. [2018-11-18 16:56:43,471 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 695 718) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~systemActive~0 1)) [2018-11-18 16:56:43,471 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 695 718) no Hoare annotation was computed. [2018-11-18 16:56:43,471 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 695 718) no Hoare annotation was computed. [2018-11-18 16:56:43,471 INFO L421 ceAbstractionStarter]: At program point L708(line 708) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~systemActive~0 1)) [2018-11-18 16:56:43,471 INFO L421 ceAbstractionStarter]: At program point L706(lines 706 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~systemActive~0 1)) [2018-11-18 16:56:43,471 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 450 479) no Hoare annotation was computed. [2018-11-18 16:56:43,472 INFO L428 ceAbstractionStarter]: At program point L475(lines 450 479) the Hoare annotation is: true [2018-11-18 16:56:43,472 INFO L425 ceAbstractionStarter]: For program point L471(line 471) no Hoare annotation was computed. [2018-11-18 16:56:43,472 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-18 16:56:43,472 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 450 479) the Hoare annotation is: true [2018-11-18 16:56:43,472 INFO L425 ceAbstractionStarter]: For program point L464(lines 464 468) no Hoare annotation was computed. [2018-11-18 16:56:43,472 INFO L428 ceAbstractionStarter]: At program point L464-1(lines 464 468) the Hoare annotation is: true [2018-11-18 16:56:43,472 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 460 474) no Hoare annotation was computed. [2018-11-18 16:56:43,472 INFO L428 ceAbstractionStarter]: At program point L460-3(lines 460 474) the Hoare annotation is: true [2018-11-18 16:56:43,472 INFO L428 ceAbstractionStarter]: At program point L456(line 456) the Hoare annotation is: true [2018-11-18 16:56:43,472 INFO L425 ceAbstractionStarter]: For program point L456-1(line 456) no Hoare annotation was computed. [2018-11-18 16:56:43,472 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 559 570) the Hoare annotation is: true [2018-11-18 16:56:43,472 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 559 570) no Hoare annotation was computed. [2018-11-18 16:56:43,472 INFO L425 ceAbstractionStarter]: For program point L563-1(lines 559 570) no Hoare annotation was computed. [2018-11-18 16:56:43,472 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 507 513) no Hoare annotation was computed. [2018-11-18 16:56:43,472 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 507 513) the Hoare annotation is: true [2018-11-18 16:56:43,473 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:56:43,473 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2018-11-18 16:56:43,473 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:56:43,473 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:56:43,473 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 571 582) no Hoare annotation was computed. [2018-11-18 16:56:43,473 INFO L425 ceAbstractionStarter]: For program point L575-1(lines 571 582) no Hoare annotation was computed. [2018-11-18 16:56:43,473 INFO L428 ceAbstractionStarter]: At program point waterRiseENTRY(lines 571 582) the Hoare annotation is: true [2018-11-18 16:56:43,473 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 646 653) no Hoare annotation was computed. [2018-11-18 16:56:43,473 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 646 653) the Hoare annotation is: true [2018-11-18 16:56:43,473 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 650) no Hoare annotation was computed. [2018-11-18 16:56:43,473 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 646 653) no Hoare annotation was computed. [2018-11-18 16:56:43,473 INFO L421 ceAbstractionStarter]: At program point L737(line 737) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,473 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 743) no Hoare annotation was computed. [2018-11-18 16:56:43,474 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 727 751) no Hoare annotation was computed. [2018-11-18 16:56:43,474 INFO L421 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,474 INFO L425 ceAbstractionStarter]: For program point L733-1(line 733) no Hoare annotation was computed. [2018-11-18 16:56:43,474 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 748) no Hoare annotation was computed. [2018-11-18 16:56:43,474 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 727 751) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~systemActive~0 1)) [2018-11-18 16:56:43,474 INFO L421 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< ~systemActive~0 1)) [2018-11-18 16:56:43,474 INFO L425 ceAbstractionStarter]: For program point L746-1(lines 727 751) no Hoare annotation was computed. [2018-11-18 16:56:43,474 INFO L421 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~systemActive~0 1)) [2018-11-18 16:56:43,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:56:43 BoogieIcfgContainer [2018-11-18 16:56:43,486 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:56:43,487 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:56:43,487 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:56:43,487 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:56:43,487 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:56:41" (3/4) ... [2018-11-18 16:56:43,499 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:56:43,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 16:56:43,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 16:56:43,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 16:56:43,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 16:56:43,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:56:43,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 16:56:43,504 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-18 16:56:43,505 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 16:56:43,506 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 16:56:43,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 16:56:43,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 16:56:43,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 16:56:43,507 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-18 16:56:43,514 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 16:56:43,514 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 16:56:43,514 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 16:56:43,537 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0)) || systemActive < 1 [2018-11-18 16:56:43,537 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || systemActive < 1 [2018-11-18 16:56:43,578 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d3987de6-1ae6-49cb-9e14-88a6f1cf6628/bin-2019/uautomizer/witness.graphml [2018-11-18 16:56:43,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:56:43,579 INFO L168 Benchmark]: Toolchain (without parser) took 3184.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 955.9 MB in the beginning and 955.5 MB in the end (delta: 387.1 kB). Peak memory consumption was 132.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:43,580 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:56:43,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -164.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:43,580 INFO L168 Benchmark]: Boogie Preprocessor took 48.27 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:43,580 INFO L168 Benchmark]: RCFGBuilder took 650.15 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: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:43,581 INFO L168 Benchmark]: TraceAbstraction took 2022.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 965.9 MB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:43,581 INFO L168 Benchmark]: Witness Printer took 91.27 ms. Allocated memory is still 1.2 GB. Free memory was 965.9 MB in the beginning and 955.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:56:43,582 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -164.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.27 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 650.15 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: 86.8 MB). Peak memory consumption was 86.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2022.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 965.9 MB in the end (delta: 62.7 MB). Peak memory consumption was 62.7 MB. Max. memory is 11.5 GB. * Witness Printer took 91.27 ms. Allocated memory is still 1.2 GB. Free memory was 965.9 MB in the beginning and 955.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 650]: 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: 450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || systemActive < 1 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (\old(pumpRunning) == pumpRunning && splverifierCounter == 0)) || !(\old(methaneLevelCritical) == 0)) || systemActive < 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 234 locations, 1 error locations. SAFE Result, 1.9s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 647 SDtfs, 289 SDslu, 731 SDs, 0 SdLazy, 243 SolverSat, 55 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=194occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 319 PreInvPairs, 332 NumberOfFragments, 496 HoareAnnotationTreeSize, 319 FomulaSimplifications, 68 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 846 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 305 NumberOfCodeBlocks, 305 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 300 ConstructedInterpolants, 0 QuantifiedInterpolants, 33354 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...