./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product14_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_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product14_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/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 99eaecf53b705ce7ede6eb19864d6c34a239ca25 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:04:39,754 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 09:04:39,755 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 09:04:39,763 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 09:04:39,763 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 09:04:39,764 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 09:04:39,765 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 09:04:39,766 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 09:04:39,767 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 09:04:39,768 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 09:04:39,769 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 09:04:39,769 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 09:04:39,770 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 09:04:39,771 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 09:04:39,772 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 09:04:39,772 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 09:04:39,773 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 09:04:39,774 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 09:04:39,776 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 09:04:39,778 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 09:04:39,779 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 09:04:39,780 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 09:04:39,782 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 09:04:39,782 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 09:04:39,782 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 09:04:39,783 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 09:04:39,784 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 09:04:39,784 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 09:04:39,785 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 09:04:39,786 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 09:04:39,786 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 09:04:39,787 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 09:04:39,787 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 09:04:39,787 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 09:04:39,787 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 09:04:39,788 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 09:04:39,789 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 09:04:39,799 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 09:04:39,799 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 09:04:39,800 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 09:04:39,800 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 09:04:39,800 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 09:04:39,800 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 09:04:39,800 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 09:04:39,801 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 09:04:39,801 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 09:04:39,801 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 09:04:39,801 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 09:04:39,801 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 09:04:39,801 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 09:04:39,801 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 09:04:39,801 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 09:04:39,801 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 09:04:39,802 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 09:04:39,802 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 09:04:39,802 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 09:04:39,802 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 09:04:39,802 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 09:04:39,804 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 09:04:39,804 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 09:04:39,804 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 09:04:39,804 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 09:04:39,804 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 09:04:39,804 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 09:04:39,804 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 09:04:39,804 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 09:04:39,804 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 09:04:39,805 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_d6222042-dde7-4d95-90dd-308939db77cb/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 -> 99eaecf53b705ce7ede6eb19864d6c34a239ca25 [2018-11-18 09:04:39,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 09:04:39,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 09:04:39,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 09:04:39,839 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 09:04:39,839 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 09:04:39,839 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product14_true-unreach-call_false-termination.cil.c [2018-11-18 09:04:39,887 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/data/54d311786/83cf6d13072d48d9aa45f0d48500d070/FLAG128bdc579 [2018-11-18 09:04:40,344 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 09:04:40,344 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/sv-benchmarks/c/product-lines/minepump_spec4_product14_true-unreach-call_false-termination.cil.c [2018-11-18 09:04:40,354 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/data/54d311786/83cf6d13072d48d9aa45f0d48500d070/FLAG128bdc579 [2018-11-18 09:04:40,365 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/data/54d311786/83cf6d13072d48d9aa45f0d48500d070 [2018-11-18 09:04:40,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 09:04:40,369 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 09:04:40,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 09:04:40,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 09:04:40,371 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 09:04:40,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:04:40" (1/1) ... [2018-11-18 09:04:40,373 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 09:04:40, skipping insertion in model container [2018-11-18 09:04:40,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:04:40" (1/1) ... [2018-11-18 09:04:40,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 09:04:40,411 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 09:04:40,611 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:04:40,620 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 09:04:40,722 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 09:04:40,739 INFO L195 MainTranslator]: Completed translation [2018-11-18 09:04:40,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:40 WrapperNode [2018-11-18 09:04:40,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 09:04:40,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 09:04:40,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 09:04:40,740 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 09:04:40,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:40" (1/1) ... [2018-11-18 09:04:40,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:40" (1/1) ... [2018-11-18 09:04:40,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:40" (1/1) ... [2018-11-18 09:04:40,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:40" (1/1) ... [2018-11-18 09:04:40,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:40" (1/1) ... [2018-11-18 09:04:40,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:40" (1/1) ... [2018-11-18 09:04:40,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:40" (1/1) ... [2018-11-18 09:04:40,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 09:04:40,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 09:04:40,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 09:04:40,803 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 09:04:40,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/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 09:04:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 09:04:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 09:04:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 09:04:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 09:04:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 09:04:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 09:04:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 09:04:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 09:04:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 09:04:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 09:04:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 09:04:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 09:04:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 09:04:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 09:04:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 09:04:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 09:04:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 09:04:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 09:04:40,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 09:04:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 09:04:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 09:04:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 09:04:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 09:04:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2018-11-18 09:04:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 09:04:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 09:04:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 09:04:40,851 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 09:04:40,852 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 09:04:40,852 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 09:04:40,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 09:04:40,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 09:04:40,852 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 09:04:40,852 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 09:04:40,852 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 09:04:40,852 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 09:04:40,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 09:04:40,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 09:04:40,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 09:04:40,853 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 09:04:40,853 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 09:04:40,853 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 09:04:40,853 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 09:04:40,853 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 09:04:40,853 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 09:04:40,853 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 09:04:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 09:04:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 09:04:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 09:04:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 09:04:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 09:04:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 09:04:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 09:04:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 09:04:40,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 09:04:40,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 09:04:40,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 09:04:40,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 09:04:40,855 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 09:04:40,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 09:04:40,855 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 09:04:40,855 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 09:04:40,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 09:04:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 09:04:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 09:04:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 09:04:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 09:04:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 09:04:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 09:04:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 09:04:40,856 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 09:04:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 09:04:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 09:04:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 09:04:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 09:04:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 09:04:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-18 09:04:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 09:04:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2018-11-18 09:04:40,857 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 09:04:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 09:04:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 09:04:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 09:04:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 09:04:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 09:04:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 09:04:40,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 09:04:41,599 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:04:41,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:04:41 BoogieIcfgContainer [2018-11-18 09:04:41,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:04:41,601 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 09:04:41,601 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 09:04:41,603 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 09:04:41,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:04:40" (1/3) ... [2018-11-18 09:04:41,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@238401ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:04:41, skipping insertion in model container [2018-11-18 09:04:41,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:04:40" (2/3) ... [2018-11-18 09:04:41,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@238401ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:04:41, skipping insertion in model container [2018-11-18 09:04:41,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:04:41" (3/3) ... [2018-11-18 09:04:41,606 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product14_true-unreach-call_false-termination.cil.c [2018-11-18 09:04:41,612 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 09:04:41,619 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 09:04:41,629 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 09:04:41,653 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 09:04:41,653 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 09:04:41,653 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 09:04:41,654 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 09:04:41,654 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 09:04:41,654 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 09:04:41,654 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 09:04:41,654 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 09:04:41,654 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 09:04:41,670 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-11-18 09:04:41,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 09:04:41,677 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:04:41,677 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:04:41,679 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:04:41,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:04:41,684 INFO L82 PathProgramCache]: Analyzing trace with hash -665810397, now seen corresponding path program 1 times [2018-11-18 09:04:41,685 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:04:41,685 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:04:41,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:41,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:04:41,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:04:41,889 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 09:04:41,891 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:04:41,891 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 09:04:41,894 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 09:04:41,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 09:04:41,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 09:04:41,905 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2018-11-18 09:04:41,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:04:41,930 INFO L93 Difference]: Finished difference Result 216 states and 265 transitions. [2018-11-18 09:04:41,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 09:04:41,931 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 09:04:41,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:04:41,941 INFO L225 Difference]: With dead ends: 216 [2018-11-18 09:04:41,941 INFO L226 Difference]: Without dead ends: 108 [2018-11-18 09:04:41,944 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 09:04:41,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-11-18 09:04:41,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2018-11-18 09:04:41,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2018-11-18 09:04:41,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 124 transitions. [2018-11-18 09:04:41,983 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 124 transitions. Word has length 46 [2018-11-18 09:04:41,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:04:41,984 INFO L480 AbstractCegarLoop]: Abstraction has 108 states and 124 transitions. [2018-11-18 09:04:41,984 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 09:04:41,984 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 124 transitions. [2018-11-18 09:04:41,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 09:04:41,986 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:04:41,990 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:04:41,991 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:04:41,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:04:41,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1832995894, now seen corresponding path program 1 times [2018-11-18 09:04:41,991 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:04:41,991 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:04:41,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:41,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:04:41,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:04:42,099 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 09:04:42,099 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:04:42,099 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:04:42,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:04:42,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:04:42,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:04:42,101 INFO L87 Difference]: Start difference. First operand 108 states and 124 transitions. Second operand 3 states. [2018-11-18 09:04:42,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:04:42,119 INFO L93 Difference]: Finished difference Result 159 states and 181 transitions. [2018-11-18 09:04:42,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:04:42,120 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 09:04:42,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:04:42,121 INFO L225 Difference]: With dead ends: 159 [2018-11-18 09:04:42,121 INFO L226 Difference]: Without dead ends: 98 [2018-11-18 09:04:42,122 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 09:04:42,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-18 09:04:42,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-11-18 09:04:42,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-11-18 09:04:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 111 transitions. [2018-11-18 09:04:42,132 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 111 transitions. Word has length 48 [2018-11-18 09:04:42,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:04:42,133 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 111 transitions. [2018-11-18 09:04:42,133 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:04:42,133 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2018-11-18 09:04:42,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 09:04:42,134 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:04:42,135 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 09:04:42,135 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:04:42,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:04:42,135 INFO L82 PathProgramCache]: Analyzing trace with hash -1075470060, now seen corresponding path program 1 times [2018-11-18 09:04:42,135 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:04:42,136 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:04:42,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:42,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:04:42,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:04:42,268 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 09:04:42,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:04:42,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 09:04:42,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 09:04:42,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 09:04:42,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 09:04:42,269 INFO L87 Difference]: Start difference. First operand 98 states and 111 transitions. Second operand 7 states. [2018-11-18 09:04:42,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:04:42,622 INFO L93 Difference]: Finished difference Result 172 states and 199 transitions. [2018-11-18 09:04:42,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 09:04:42,622 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 53 [2018-11-18 09:04:42,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:04:42,623 INFO L225 Difference]: With dead ends: 172 [2018-11-18 09:04:42,624 INFO L226 Difference]: Without dead ends: 98 [2018-11-18 09:04:42,624 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:04:42,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-18 09:04:42,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-11-18 09:04:42,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-11-18 09:04:42,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 110 transitions. [2018-11-18 09:04:42,633 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 110 transitions. Word has length 53 [2018-11-18 09:04:42,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:04:42,635 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 110 transitions. [2018-11-18 09:04:42,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 09:04:42,635 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 110 transitions. [2018-11-18 09:04:42,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 09:04:42,637 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:04:42,637 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] [2018-11-18 09:04:42,637 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:04:42,637 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:04:42,638 INFO L82 PathProgramCache]: Analyzing trace with hash -2120709469, now seen corresponding path program 1 times [2018-11-18 09:04:42,638 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:04:42,638 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:04:42,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:42,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:04:42,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:04:42,800 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 09:04:42,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:04:42,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 09:04:42,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 09:04:42,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 09:04:42,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 09:04:42,801 INFO L87 Difference]: Start difference. First operand 98 states and 110 transitions. Second operand 10 states. [2018-11-18 09:04:43,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:04:43,171 INFO L93 Difference]: Finished difference Result 300 states and 361 transitions. [2018-11-18 09:04:43,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 09:04:43,172 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 61 [2018-11-18 09:04:43,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:04:43,175 INFO L225 Difference]: With dead ends: 300 [2018-11-18 09:04:43,175 INFO L226 Difference]: Without dead ends: 226 [2018-11-18 09:04:43,176 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 09:04:43,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2018-11-18 09:04:43,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 222. [2018-11-18 09:04:43,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2018-11-18 09:04:43,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 258 transitions. [2018-11-18 09:04:43,203 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 258 transitions. Word has length 61 [2018-11-18 09:04:43,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:04:43,203 INFO L480 AbstractCegarLoop]: Abstraction has 222 states and 258 transitions. [2018-11-18 09:04:43,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 09:04:43,203 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 258 transitions. [2018-11-18 09:04:43,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 09:04:43,205 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:04:43,206 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] [2018-11-18 09:04:43,206 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:04:43,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:04:43,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1959030281, now seen corresponding path program 1 times [2018-11-18 09:04:43,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:04:43,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:04:43,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:43,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:04:43,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:04:43,270 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 09:04:43,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 09:04:43,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 09:04:43,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 09:04:43,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 09:04:43,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:04:43,272 INFO L87 Difference]: Start difference. First operand 222 states and 258 transitions. Second operand 3 states. [2018-11-18 09:04:43,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:04:43,299 INFO L93 Difference]: Finished difference Result 362 states and 430 transitions. [2018-11-18 09:04:43,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 09:04:43,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2018-11-18 09:04:43,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:04:43,303 INFO L225 Difference]: With dead ends: 362 [2018-11-18 09:04:43,303 INFO L226 Difference]: Without dead ends: 164 [2018-11-18 09:04:43,304 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 09:04:43,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-11-18 09:04:43,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2018-11-18 09:04:43,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-11-18 09:04:43,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 182 transitions. [2018-11-18 09:04:43,319 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 182 transitions. Word has length 65 [2018-11-18 09:04:43,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:04:43,319 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 182 transitions. [2018-11-18 09:04:43,319 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 09:04:43,319 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 182 transitions. [2018-11-18 09:04:43,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 09:04:43,321 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 09:04:43,321 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 09:04:43,321 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 09:04:43,321 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:04:43,322 INFO L82 PathProgramCache]: Analyzing trace with hash -2138669279, now seen corresponding path program 1 times [2018-11-18 09:04:43,322 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 09:04:43,322 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 09:04:43,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:43,323 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:04:43,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 09:04:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:04:43,454 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 09:04:43,454 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 09:04:43,454 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 09:04:43,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 09:04:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:04:43,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:04:43,687 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 09:04:43,705 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 09:04:43,705 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-18 09:04:43,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 09:04:43,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 09:04:43,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-11-18 09:04:43,706 INFO L87 Difference]: Start difference. First operand 164 states and 182 transitions. Second operand 12 states. [2018-11-18 09:04:44,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 09:04:44,215 INFO L93 Difference]: Finished difference Result 211 states and 235 transitions. [2018-11-18 09:04:44,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 09:04:44,216 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 102 [2018-11-18 09:04:44,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 09:04:44,216 INFO L225 Difference]: With dead ends: 211 [2018-11-18 09:04:44,217 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 09:04:44,217 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-11-18 09:04:44,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 09:04:44,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 09:04:44,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 09:04:44,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 09:04:44,218 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 102 [2018-11-18 09:04:44,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 09:04:44,218 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 09:04:44,218 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 09:04:44,218 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 09:04:44,218 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:04:44,222 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 09:04:45,053 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 251) no Hoare annotation was computed. [2018-11-18 09:04:45,053 INFO L425 ceAbstractionStarter]: For program point L247-1(lines 247 251) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 216 271) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L242(line 242) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L241-1(lines 241 262) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L241-3(lines 241 262) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L263(lines 240 264) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 216 271) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 216 271) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L304(lines 304 308) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L304-1(lines 304 308) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 272 331) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 272 331) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L298-1(lines 298 323) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L298-3(lines 298 323) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L317-1(line 317) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 272 331) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2018-11-18 09:04:45,054 INFO L425 ceAbstractionStarter]: For program point L324(lines 297 325) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-18 09:04:45,055 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-18 09:04:45,055 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 868 892) the Hoare annotation is: true [2018-11-18 09:04:45,055 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 868 892) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L421 ceAbstractionStarter]: At program point L882(line 882) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 09:04:45,055 INFO L425 ceAbstractionStarter]: For program point L880(lines 880 886) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L421 ceAbstractionStarter]: At program point L878(line 878) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 09:04:45,055 INFO L425 ceAbstractionStarter]: For program point L878-1(line 878) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 889) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L425 ceAbstractionStarter]: For program point L876-1(lines 868 892) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L428 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: true [2018-11-18 09:04:45,055 INFO L425 ceAbstractionStarter]: For program point L874-1(line 874) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 844 866) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,055 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 844 866) no Hoare annotation was computed. [2018-11-18 09:04:45,055 INFO L421 ceAbstractionStarter]: At program point L856(line 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= main_~tmp~6 ~systemActive~0) (= main_~tmp~6 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,056 INFO L421 ceAbstractionStarter]: At program point L856-1(line 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= main_~tmp~6 ~systemActive~0) (= main_~tmp~6 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 861) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L854-1(lines 854 861) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L421 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,056 INFO L421 ceAbstractionStarter]: At program point L850(line 850) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,056 INFO L421 ceAbstractionStarter]: At program point L850-1(line 850) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 844 866) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 803 826) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 803 826) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 803 826) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L817(line 817) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L816(line 816) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L814(line 814) no Hoare annotation was computed. [2018-11-18 09:04:45,056 INFO L425 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L812(line 812) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L809(line 809) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L808(line 808) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 632 638) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 632 638) the Hoare annotation is: true [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 665 672) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 665 672) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 665 672) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 709 717) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 709 717) the Hoare annotation is: true [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 709 717) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L737(lines 737 745) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L725(lines 725 733) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L725-2(lines 725 733) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 718 753) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point L748-1(line 748) no Hoare annotation was computed. [2018-11-18 09:04:45,057 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 718 753) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 718 753) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 170 215) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 170 215) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 170 215) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 483 528) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point L503(lines 503 510) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 517) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point L497-1(lines 497 517) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 483 528) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 483 528) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 834 843) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 834 843) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 834 843) no Hoare annotation was computed. [2018-11-18 09:04:45,058 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 698 708) the Hoare annotation is: true [2018-11-18 09:04:45,059 INFO L428 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: true [2018-11-18 09:04:45,059 INFO L425 ceAbstractionStarter]: For program point L703-1(line 703) no Hoare annotation was computed. [2018-11-18 09:04:45,059 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 698 708) no Hoare annotation was computed. [2018-11-18 09:04:45,059 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 698 708) no Hoare annotation was computed. [2018-11-18 09:04:45,059 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 690 697) the Hoare annotation is: true [2018-11-18 09:04:45,059 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 690 697) no Hoare annotation was computed. [2018-11-18 09:04:45,059 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 690 697) no Hoare annotation was computed. [2018-11-18 09:04:45,059 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 640 664) no Hoare annotation was computed. [2018-11-18 09:04:45,059 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 640 664) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-18 09:04:45,059 INFO L421 ceAbstractionStarter]: At program point L659(line 659) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-18 09:04:45,059 INFO L425 ceAbstractionStarter]: For program point L659-1(lines 640 664) no Hoare annotation was computed. [2018-11-18 09:04:45,059 INFO L421 ceAbstractionStarter]: At program point L654(line 654) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 09:04:45,059 INFO L421 ceAbstractionStarter]: At program point L650(line 650) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 09:04:45,059 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 656) no Hoare annotation was computed. [2018-11-18 09:04:45,060 INFO L421 ceAbstractionStarter]: At program point L646(line 646) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 09:04:45,060 INFO L425 ceAbstractionStarter]: For program point L646-1(line 646) no Hoare annotation was computed. [2018-11-18 09:04:45,060 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 661) no Hoare annotation was computed. [2018-11-18 09:04:45,060 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 549) no Hoare annotation was computed. [2018-11-18 09:04:45,060 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 533 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,060 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 543 590) no Hoare annotation was computed. [2018-11-18 09:04:45,060 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 533 598) no Hoare annotation was computed. [2018-11-18 09:04:45,060 INFO L421 ceAbstractionStarter]: At program point L591(lines 542 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,060 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 585) no Hoare annotation was computed. [2018-11-18 09:04:45,060 INFO L421 ceAbstractionStarter]: At program point L581-2(lines 573 586) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,060 INFO L425 ceAbstractionStarter]: For program point L544(lines 543 590) no Hoare annotation was computed. [2018-11-18 09:04:45,060 INFO L421 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,060 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 586) no Hoare annotation was computed. [2018-11-18 09:04:45,060 INFO L421 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,060 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 569) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point L563-1(lines 563 569) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L421 ceAbstractionStarter]: At program point L588(lines 543 590) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,061 INFO L421 ceAbstractionStarter]: At program point L555(line 555) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~systemActive~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point L553(lines 553 559) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 553 559) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 533 598) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 437 482) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 437 482) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 437 482) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point L457(lines 457 464) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point L451(lines 451 471) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 451 471) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 147) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point L139-2(lines 139 147) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 131 153) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 131 153) no Hoare annotation was computed. [2018-11-18 09:04:45,061 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 131 153) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point L384(lines 383 403) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 334 436) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point L415-1(line 415) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 421) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point L399(line 399) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point L399-1(line 399) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 362) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 433) no Hoare annotation was computed. [2018-11-18 09:04:45,062 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 334 436) no Hoare annotation was computed. [2018-11-18 09:04:45,063 INFO L425 ceAbstractionStarter]: For program point L385(lines 385 389) no Hoare annotation was computed. [2018-11-18 09:04:45,063 INFO L425 ceAbstractionStarter]: For program point L383-1(lines 383 403) no Hoare annotation was computed. [2018-11-18 09:04:45,063 INFO L425 ceAbstractionStarter]: For program point L383-3(lines 383 403) no Hoare annotation was computed. [2018-11-18 09:04:45,063 INFO L425 ceAbstractionStarter]: For program point L404(lines 382 405) no Hoare annotation was computed. [2018-11-18 09:04:45,063 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 334 436) no Hoare annotation was computed. [2018-11-18 09:04:45,063 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 379) no Hoare annotation was computed. [2018-11-18 09:04:45,063 INFO L425 ceAbstractionStarter]: For program point L423(lines 423 430) no Hoare annotation was computed. [2018-11-18 09:04:45,063 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:04:45,063 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 09:04:45,063 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:04:45,064 INFO L425 ceAbstractionStarter]: For program point L684(line 684) no Hoare annotation was computed. [2018-11-18 09:04:45,064 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 673 689) no Hoare annotation was computed. [2018-11-18 09:04:45,064 INFO L425 ceAbstractionStarter]: For program point L684-1(lines 673 689) no Hoare annotation was computed. [2018-11-18 09:04:45,064 INFO L425 ceAbstractionStarter]: For program point activatePumpENTRY(lines 673 689) no Hoare annotation was computed. [2018-11-18 09:04:45,064 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 686) no Hoare annotation was computed. [2018-11-18 09:04:45,064 INFO L425 ceAbstractionStarter]: For program point L678(line 678) no Hoare annotation was computed. [2018-11-18 09:04:45,064 INFO L425 ceAbstractionStarter]: For program point L678-1(line 678) no Hoare annotation was computed. [2018-11-18 09:04:45,064 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 154 162) the Hoare annotation is: true [2018-11-18 09:04:45,064 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 154 162) no Hoare annotation was computed. [2018-11-18 09:04:45,064 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 154 162) no Hoare annotation was computed. [2018-11-18 09:04:45,065 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 110 121) no Hoare annotation was computed. [2018-11-18 09:04:45,065 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 110 121) the Hoare annotation is: true [2018-11-18 09:04:45,065 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 110 121) no Hoare annotation was computed. [2018-11-18 09:04:45,065 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:04:45,065 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 09:04:45,065 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:04:45,065 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 122 130) the Hoare annotation is: true [2018-11-18 09:04:45,065 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 122 130) no Hoare annotation was computed. [2018-11-18 09:04:45,065 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 122 130) no Hoare annotation was computed. [2018-11-18 09:04:45,066 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 608 631) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 09:04:45,066 INFO L421 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 09:04:45,066 INFO L421 ceAbstractionStarter]: At program point L619(lines 619 625) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 09:04:45,066 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 608 631) no Hoare annotation was computed. [2018-11-18 09:04:45,066 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 608 631) no Hoare annotation was computed. [2018-11-18 09:04:45,066 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 09:04:45,067 INFO L425 ceAbstractionStarter]: For program point L612(lines 611 630) no Hoare annotation was computed. [2018-11-18 09:04:45,067 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 773 802) no Hoare annotation was computed. [2018-11-18 09:04:45,067 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 791) no Hoare annotation was computed. [2018-11-18 09:04:45,067 INFO L428 ceAbstractionStarter]: At program point L787-1(lines 787 791) the Hoare annotation is: true [2018-11-18 09:04:45,067 INFO L425 ceAbstractionStarter]: For program point L783-1(lines 783 797) no Hoare annotation was computed. [2018-11-18 09:04:45,067 INFO L428 ceAbstractionStarter]: At program point L783-3(lines 783 797) the Hoare annotation is: true [2018-11-18 09:04:45,067 INFO L428 ceAbstractionStarter]: At program point L779(line 779) the Hoare annotation is: true [2018-11-18 09:04:45,067 INFO L425 ceAbstractionStarter]: For program point L779-1(line 779) no Hoare annotation was computed. [2018-11-18 09:04:45,067 INFO L428 ceAbstractionStarter]: At program point L798(lines 773 802) the Hoare annotation is: true [2018-11-18 09:04:45,067 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 773 802) the Hoare annotation is: true [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2018-11-18 09:04:45,068 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 86 97) the Hoare annotation is: true [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 86 97) no Hoare annotation was computed. [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 86 97) no Hoare annotation was computed. [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 827 833) no Hoare annotation was computed. [2018-11-18 09:04:45,068 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 827 833) the Hoare annotation is: true [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 09:04:45,068 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-18 09:04:45,068 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 754 761) no Hoare annotation was computed. [2018-11-18 09:04:45,068 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 754 761) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~systemActive~0 1)) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2))) [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 754 761) no Hoare annotation was computed. [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 98 109) no Hoare annotation was computed. [2018-11-18 09:04:45,068 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 98 109) no Hoare annotation was computed. [2018-11-18 09:04:45,069 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 98 109) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0) .cse1 (< |old(~waterLevel~0)| 2)) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 09:04:45,069 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 763 770) no Hoare annotation was computed. [2018-11-18 09:04:45,069 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 763 770) the Hoare annotation is: true [2018-11-18 09:04:45,069 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 767) no Hoare annotation was computed. [2018-11-18 09:04:45,069 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 763 770) no Hoare annotation was computed. [2018-11-18 09:04:45,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:04:45 BoogieIcfgContainer [2018-11-18 09:04:45,077 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 09:04:45,077 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:04:45,078 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:04:45,078 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:04:45,078 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:04:41" (3/4) ... [2018-11-18 09:04:45,082 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:04:45,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 09:04:45,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 09:04:45,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 09:04:45,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 09:04:45,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 09:04:45,087 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 09:04:45,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-18 09:04:45,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 09:04:45,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__base [2018-11-18 09:04:45,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 09:04:45,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 09:04:45,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 09:04:45,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 09:04:45,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 09:04:45,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 09:04:45,088 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 09:04:45,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 09:04:45,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 09:04:45,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 09:04:45,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 09:04:45,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 09:04:45,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 09:04:45,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 09:04:45,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 09:04:45,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 09:04:45,089 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 09:04:45,090 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 09:04:45,090 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 09:04:45,090 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 09:04:45,090 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 09:04:45,090 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 09:04:45,090 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 09:04:45,091 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 09:04:45,091 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 09:04:45,091 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 09:04:45,091 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 09:04:45,098 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 09:04:45,099 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 09:04:45,099 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 09:04:45,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && systemActive == 1) && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 09:04:45,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 09:04:45,157 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d6222042-dde7-4d95-90dd-308939db77cb/bin-2019/uautomizer/witness.graphml [2018-11-18 09:04:45,158 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:04:45,158 INFO L168 Benchmark]: Toolchain (without parser) took 4790.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 228.6 MB). Free memory was 953.1 MB in the beginning and 854.2 MB in the end (delta: 98.9 MB). Peak memory consumption was 327.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:04:45,159 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:04:45,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 953.1 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 09:04:45,160 INFO L168 Benchmark]: Boogie Preprocessor took 62.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 09:04:45,160 INFO L168 Benchmark]: RCFGBuilder took 797.36 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: 90.3 MB). Peak memory consumption was 90.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:04:45,160 INFO L168 Benchmark]: TraceAbstraction took 3476.56 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 77.1 MB). Free memory was 1.0 GB in the beginning and 862.2 MB in the end (delta: 182.5 MB). Peak memory consumption was 259.6 MB. Max. memory is 11.5 GB. [2018-11-18 09:04:45,160 INFO L168 Benchmark]: Witness Printer took 80.19 ms. Allocated memory is still 1.3 GB. Free memory was 862.2 MB in the beginning and 854.2 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. [2018-11-18 09:04:45,162 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 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 370.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 953.1 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 797.36 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: 90.3 MB). Peak memory consumption was 90.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3476.56 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 77.1 MB). Free memory was 1.0 GB in the beginning and 862.2 MB in the end (delta: 182.5 MB). Peak memory consumption was 259.6 MB. Max. memory is 11.5 GB. * Witness Printer took 80.19 ms. Allocated memory is still 1.3 GB. Free memory was 862.2 MB in the beginning and 854.2 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 767]: 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: 542]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (((0 == pumpRunning && systemActive == 1) && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 220 locations, 1 error locations. SAFE Result, 3.4s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 658 SDtfs, 586 SDslu, 1300 SDs, 0 SdLazy, 808 SolverSat, 217 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 173 GetRequests, 130 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=222occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 290 PreInvPairs, 305 NumberOfFragments, 789 HoareAnnotationTreeSize, 290 FomulaSimplifications, 21 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 1093 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 477 NumberOfCodeBlocks, 477 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 470 ConstructedInterpolants, 0 QuantifiedInterpolants, 72254 SizeOfPredicates, 3 NumberOfNonLiveVariables, 663 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 60/66 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...