./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/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 bb510668f2dd04ac28a032bdee29cf8f22a1b5a1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:00:36,887 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:00:36,889 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:00:36,897 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:00:36,898 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:00:36,898 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:00:36,899 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:00:36,901 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:00:36,902 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:00:36,903 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:00:36,903 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:00:36,904 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:00:36,904 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:00:36,905 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:00:36,906 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:00:36,906 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:00:36,907 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:00:36,908 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:00:36,910 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:00:36,911 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:00:36,911 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:00:36,912 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:00:36,914 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:00:36,914 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:00:36,914 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:00:36,915 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:00:36,916 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:00:36,917 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:00:36,917 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:00:36,918 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:00:36,918 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:00:36,919 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:00:36,919 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:00:36,919 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:00:36,920 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:00:36,920 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:00:36,920 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 22:00:36,931 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:00:36,931 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:00:36,932 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:00:36,932 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 22:00:36,933 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:00:36,933 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:00:36,933 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 22:00:36,933 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:00:36,933 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:00:36,933 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:00:36,934 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:00:36,934 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:00:36,935 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:00:36,935 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:00:36,935 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:00:36,935 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:00:36,935 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:00:36,936 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:00:36,936 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:00:36,936 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:00:36,936 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 22:00:36,936 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:00:36,936 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 22:00:36,936 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 22:00:36,937 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:00:36,937 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:00:36,937 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:00:36,937 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 22:00:36,937 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:00:36,937 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:00:36,937 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_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/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 -> bb510668f2dd04ac28a032bdee29cf8f22a1b5a1 [2018-11-22 22:00:36,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:00:36,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:00:36,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:00:36,978 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:00:36,978 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:00:36,979 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c [2018-11-22 22:00:37,024 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/data/6a1d1671a/14d6fe7f179e4deaa71b79a5b39c1f82/FLAGe01d9ca12 [2018-11-22 22:00:37,378 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:00:37,379 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c [2018-11-22 22:00:37,385 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/data/6a1d1671a/14d6fe7f179e4deaa71b79a5b39c1f82/FLAGe01d9ca12 [2018-11-22 22:00:37,788 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/data/6a1d1671a/14d6fe7f179e4deaa71b79a5b39c1f82 [2018-11-22 22:00:37,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:00:37,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:00:37,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:00:37,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:00:37,794 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:00:37,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:00:37" (1/1) ... [2018-11-22 22:00:37,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7c0064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:37, skipping insertion in model container [2018-11-22 22:00:37,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:00:37" (1/1) ... [2018-11-22 22:00:37,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:00:37,838 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:00:38,040 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:00:38,049 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:00:38,146 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:00:38,167 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:00:38,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38 WrapperNode [2018-11-22 22:00:38,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:00:38,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:00:38,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:00:38,168 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:00:38,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (1/1) ... [2018-11-22 22:00:38,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (1/1) ... [2018-11-22 22:00:38,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:00:38,196 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:00:38,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:00:38,196 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:00:38,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (1/1) ... [2018-11-22 22:00:38,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (1/1) ... [2018-11-22 22:00:38,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (1/1) ... [2018-11-22 22:00:38,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (1/1) ... [2018-11-22 22:00:38,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (1/1) ... [2018-11-22 22:00:38,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (1/1) ... [2018-11-22 22:00:38,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (1/1) ... [2018-11-22 22:00:38,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:00:38,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:00:38,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:00:38,225 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:00:38,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/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 [2018-11-22 22:00:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-22 22:00:38,262 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-22 22:00:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-22 22:00:38,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-22 22:00:38,262 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 22:00:38,262 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 22:00:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-22 22:00:38,263 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-22 22:00:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-22 22:00:38,263 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-22 22:00:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:00:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-22 22:00:38,263 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-22 22:00:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-22 22:00:38,263 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-22 22:00:38,263 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-22 22:00:38,263 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-22 22:00:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-22 22:00:38,264 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-22 22:00:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-22 22:00:38,264 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-22 22:00:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-22 22:00:38,264 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-22 22:00:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-22 22:00:38,264 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-22 22:00:38,264 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-22 22:00:38,264 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-22 22:00:38,265 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-22 22:00:38,265 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-22 22:00:38,265 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-22 22:00:38,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-22 22:00:38,265 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-22 22:00:38,265 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-22 22:00:38,265 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-22 22:00:38,265 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-22 22:00:38,265 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-22 22:00:38,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-22 22:00:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-22 22:00:38,266 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-22 22:00:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-22 22:00:38,266 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-22 22:00:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-22 22:00:38,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-22 22:00:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-22 22:00:38,266 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-22 22:00:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-22 22:00:38,266 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-22 22:00:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-22 22:00:38,267 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-22 22:00:38,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 22:00:38,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 22:00:38,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 22:00:38,267 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-22 22:00:38,267 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-22 22:00:38,267 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-22 22:00:38,267 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-22 22:00:38,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:00:38,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:00:38,625 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:00:38,626 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-22 22:00:38,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:00:38 BoogieIcfgContainer [2018-11-22 22:00:38,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:00:38,627 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 22:00:38,627 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 22:00:38,629 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 22:00:38,630 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:00:37" (1/3) ... [2018-11-22 22:00:38,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a88535f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:00:38, skipping insertion in model container [2018-11-22 22:00:38,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:00:38" (2/3) ... [2018-11-22 22:00:38,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a88535f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:00:38, skipping insertion in model container [2018-11-22 22:00:38,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:00:38" (3/3) ... [2018-11-22 22:00:38,633 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product32_true-unreach-call_false-termination.cil.c [2018-11-22 22:00:38,638 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 22:00:38,643 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 22:00:38,652 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 22:00:38,672 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 22:00:38,673 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 22:00:38,673 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 22:00:38,673 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 22:00:38,673 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 22:00:38,673 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 22:00:38,673 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 22:00:38,673 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 22:00:38,673 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 22:00:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states. [2018-11-22 22:00:38,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 22:00:38,693 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:00:38,694 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:00:38,696 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:00:38,699 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:00:38,699 INFO L82 PathProgramCache]: Analyzing trace with hash -1468070816, now seen corresponding path program 1 times [2018-11-22 22:00:38,700 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:00:38,700 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:00:38,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:38,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:00:38,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:38,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:00:38,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:00:38,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 22:00:38,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-22 22:00:38,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-22 22:00:38,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 22:00:38,885 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 2 states. [2018-11-22 22:00:38,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:00:38,912 INFO L93 Difference]: Finished difference Result 264 states and 327 transitions. [2018-11-22 22:00:38,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-22 22:00:38,913 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-22 22:00:38,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:00:38,924 INFO L225 Difference]: With dead ends: 264 [2018-11-22 22:00:38,925 INFO L226 Difference]: Without dead ends: 132 [2018-11-22 22:00:38,928 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 22:00:38,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-22 22:00:38,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-22 22:00:38,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-22 22:00:38,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2018-11-22 22:00:38,968 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 46 [2018-11-22 22:00:38,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:00:38,968 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2018-11-22 22:00:38,968 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-22 22:00:38,969 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2018-11-22 22:00:38,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-22 22:00:38,972 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:00:38,972 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:00:38,972 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:00:38,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:00:38,972 INFO L82 PathProgramCache]: Analyzing trace with hash 85978052, now seen corresponding path program 1 times [2018-11-22 22:00:38,973 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:00:38,973 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:00:38,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:38,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:00:38,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:39,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:00:39,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:00:39,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 22:00:39,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 22:00:39,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 22:00:39,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:00:39,051 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 3 states. [2018-11-22 22:00:39,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:00:39,070 INFO L93 Difference]: Finished difference Result 203 states and 237 transitions. [2018-11-22 22:00:39,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 22:00:39,070 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-22 22:00:39,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:00:39,072 INFO L225 Difference]: With dead ends: 203 [2018-11-22 22:00:39,072 INFO L226 Difference]: Without dead ends: 123 [2018-11-22 22:00:39,073 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 22:00:39,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2018-11-22 22:00:39,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2018-11-22 22:00:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-11-22 22:00:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 143 transitions. [2018-11-22 22:00:39,082 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 143 transitions. Word has length 47 [2018-11-22 22:00:39,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:00:39,082 INFO L480 AbstractCegarLoop]: Abstraction has 123 states and 143 transitions. [2018-11-22 22:00:39,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 22:00:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 143 transitions. [2018-11-22 22:00:39,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 22:00:39,084 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:00:39,084 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:00:39,084 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:00:39,084 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:00:39,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1750050301, now seen corresponding path program 1 times [2018-11-22 22:00:39,084 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:00:39,084 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:00:39,085 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:39,085 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:00:39,085 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:39,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:39,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:00:39,232 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:00:39,232 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 22:00:39,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 22:00:39,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 22:00:39,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-22 22:00:39,233 INFO L87 Difference]: Start difference. First operand 123 states and 143 transitions. Second operand 7 states. [2018-11-22 22:00:39,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:00:39,522 INFO L93 Difference]: Finished difference Result 371 states and 449 transitions. [2018-11-22 22:00:39,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 22:00:39,523 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-22 22:00:39,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:00:39,525 INFO L225 Difference]: With dead ends: 371 [2018-11-22 22:00:39,525 INFO L226 Difference]: Without dead ends: 272 [2018-11-22 22:00:39,526 INFO L631 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 [2018-11-22 22:00:39,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2018-11-22 22:00:39,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 260. [2018-11-22 22:00:39,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2018-11-22 22:00:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 314 transitions. [2018-11-22 22:00:39,555 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 314 transitions. Word has length 52 [2018-11-22 22:00:39,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:00:39,556 INFO L480 AbstractCegarLoop]: Abstraction has 260 states and 314 transitions. [2018-11-22 22:00:39,556 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 22:00:39,556 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 314 transitions. [2018-11-22 22:00:39,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 22:00:39,558 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:00:39,558 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:00:39,562 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:00:39,562 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:00:39,563 INFO L82 PathProgramCache]: Analyzing trace with hash -1620432323, now seen corresponding path program 1 times [2018-11-22 22:00:39,563 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:00:39,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:00:39,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:39,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:00:39,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:39,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:00:39,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:00:39,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-22 22:00:39,680 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-22 22:00:39,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-22 22:00:39,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-22 22:00:39,681 INFO L87 Difference]: Start difference. First operand 260 states and 314 transitions. Second operand 10 states. [2018-11-22 22:00:40,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:00:40,016 INFO L93 Difference]: Finished difference Result 920 states and 1175 transitions. [2018-11-22 22:00:40,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-22 22:00:40,017 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2018-11-22 22:00:40,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:00:40,021 INFO L225 Difference]: With dead ends: 920 [2018-11-22 22:00:40,021 INFO L226 Difference]: Without dead ends: 684 [2018-11-22 22:00:40,027 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-22 22:00:40,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 684 states. [2018-11-22 22:00:40,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 684 to 672. [2018-11-22 22:00:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 672 states. [2018-11-22 22:00:40,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 832 transitions. [2018-11-22 22:00:40,073 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 832 transitions. Word has length 57 [2018-11-22 22:00:40,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:00:40,074 INFO L480 AbstractCegarLoop]: Abstraction has 672 states and 832 transitions. [2018-11-22 22:00:40,074 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-22 22:00:40,074 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 832 transitions. [2018-11-22 22:00:40,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 22:00:40,077 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:00:40,077 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:00:40,077 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:00:40,078 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:00:40,078 INFO L82 PathProgramCache]: Analyzing trace with hash -888986269, now seen corresponding path program 1 times [2018-11-22 22:00:40,078 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:00:40,079 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:00:40,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:40,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:00:40,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:40,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:00:40,165 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 22:00:40,166 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-22 22:00:40,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-22 22:00:40,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-22 22:00:40,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-22 22:00:40,166 INFO L87 Difference]: Start difference. First operand 672 states and 832 transitions. Second operand 4 states. [2018-11-22 22:00:40,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:00:40,297 INFO L93 Difference]: Finished difference Result 1086 states and 1384 transitions. [2018-11-22 22:00:40,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-22 22:00:40,298 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2018-11-22 22:00:40,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:00:40,300 INFO L225 Difference]: With dead ends: 1086 [2018-11-22 22:00:40,300 INFO L226 Difference]: Without dead ends: 438 [2018-11-22 22:00:40,313 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-22 22:00:40,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2018-11-22 22:00:40,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 426. [2018-11-22 22:00:40,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2018-11-22 22:00:40,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 488 transitions. [2018-11-22 22:00:40,339 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 488 transitions. Word has length 61 [2018-11-22 22:00:40,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:00:40,340 INFO L480 AbstractCegarLoop]: Abstraction has 426 states and 488 transitions. [2018-11-22 22:00:40,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-22 22:00:40,340 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 488 transitions. [2018-11-22 22:00:40,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-22 22:00:40,342 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 22:00:40,342 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 22:00:40,342 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 22:00:40,343 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:00:40,343 INFO L82 PathProgramCache]: Analyzing trace with hash 907127010, now seen corresponding path program 1 times [2018-11-22 22:00:40,343 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 22:00:40,343 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 22:00:40,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:40,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:00:40,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 22:00:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:40,424 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-22 22:00:40,424 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 22:00:40,425 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/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 [2018-11-22 22:00:40,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 22:00:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:00:40,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 22:00:40,662 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 22:00:40,687 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 22:00:40,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-22 22:00:40,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-22 22:00:40,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-22 22:00:40,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-11-22 22:00:40,689 INFO L87 Difference]: Start difference. First operand 426 states and 488 transitions. Second operand 12 states. [2018-11-22 22:00:41,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 22:00:41,071 INFO L93 Difference]: Finished difference Result 563 states and 645 transitions. [2018-11-22 22:00:41,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 22:00:41,071 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 89 [2018-11-22 22:00:41,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 22:00:41,072 INFO L225 Difference]: With dead ends: 563 [2018-11-22 22:00:41,072 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 22:00:41,073 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-11-22 22:00:41,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 22:00:41,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 22:00:41,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 22:00:41,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 22:00:41,074 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2018-11-22 22:00:41,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 22:00:41,074 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 22:00:41,074 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-22 22:00:41,074 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 22:00:41,074 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 22:00:41,077 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 22:00:42,212 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 90 96) the Hoare annotation is: true [2018-11-22 22:00:42,212 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 90 96) no Hoare annotation was computed. [2018-11-22 22:00:42,212 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 97 105) no Hoare annotation was computed. [2018-11-22 22:00:42,212 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 97 105) the Hoare annotation is: true [2018-11-22 22:00:42,212 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 97 105) no Hoare annotation was computed. [2018-11-22 22:00:42,212 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2018-11-22 22:00:42,212 INFO L444 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or .cse0 (< ~waterLevel~0 2)))) [2018-11-22 22:00:42,212 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2018-11-22 22:00:42,212 INFO L444 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= ~waterLevel~0 1))) (or .cse0 (< ~waterLevel~0 2)))) [2018-11-22 22:00:42,212 INFO L448 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-11-22 22:00:42,212 INFO L448 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2018-11-22 22:00:42,212 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2018-11-22 22:00:42,212 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2018-11-22 22:00:42,212 INFO L451 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2018-11-22 22:00:42,213 INFO L448 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-11-22 22:00:42,213 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 193 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,213 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 193 215) no Hoare annotation was computed. [2018-11-22 22:00:42,213 INFO L444 ceAbstractionStarter]: At program point L205(line 205) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~1 ~systemActive~0) (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,213 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 193 215) no Hoare annotation was computed. [2018-11-22 22:00:42,213 INFO L444 ceAbstractionStarter]: At program point L205-1(line 205) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~1 ~systemActive~0) (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,213 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-22 22:00:42,213 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 203 210) no Hoare annotation was computed. [2018-11-22 22:00:42,213 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-22 22:00:42,213 INFO L444 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,213 INFO L444 ceAbstractionStarter]: At program point L199(line 199) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,213 INFO L444 ceAbstractionStarter]: At program point L199-1(line 199) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,213 INFO L444 ceAbstractionStarter]: At program point L734(line 734) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)))) [2018-11-22 22:00:42,213 INFO L448 ceAbstractionStarter]: For program point L734-1(lines 715 739) no Hoare annotation was computed. [2018-11-22 22:00:42,213 INFO L444 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (< ~waterLevel~0 2)) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-22 22:00:42,213 INFO L444 ceAbstractionStarter]: At program point L725(line 725) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (< ~waterLevel~0 2)) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-22 22:00:42,213 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 731) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L444 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (< ~waterLevel~0 2)) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-22 22:00:42,214 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 715 739) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)))) [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point L721-1(line 721) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point L719(lines 719 736) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 715 739) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 874 888) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L444 ceAbstractionStarter]: At program point L880(line 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (< ~waterLevel~0 1)) [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point L878(lines 878 884) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 874 888) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (< ~waterLevel~0 2)) (or (or .cse0 (not (= ~waterLevel~0 1))) .cse1))) [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 874 888) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 810 818) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 810 818) the Hoare annotation is: true [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 810 818) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point L864(lines 864 868) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L451 ceAbstractionStarter]: At program point L862(line 862) the Hoare annotation is: true [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point L864-2(lines 864 868) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point L862-1(line 862) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 855 873) the Hoare annotation is: true [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 855 873) no Hoare annotation was computed. [2018-11-22 22:00:42,214 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 855 873) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 83 89) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 83 89) the Hoare annotation is: true [2018-11-22 22:00:42,215 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 183 192) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 183 192) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 183 192) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 799 809) the Hoare annotation is: true [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 799 809) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 799 809) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L451 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: true [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point L804-1(line 804) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 791 798) the Hoare annotation is: true [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L444 ceAbstractionStarter]: At program point L760(line 760) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)))) [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point L760-1(lines 741 765) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 741 765) no Hoare annotation was computed. [2018-11-22 22:00:42,215 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 741 765) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse2 (< ~waterLevel~0 2)))) [2018-11-22 22:00:42,215 INFO L444 ceAbstractionStarter]: At program point L755(line 755) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (< ~waterLevel~0 2)) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-22 22:00:42,215 INFO L444 ceAbstractionStarter]: At program point L751(line 751) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (< ~waterLevel~0 2)) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-22 22:00:42,215 INFO L448 ceAbstractionStarter]: For program point L749(lines 749 757) no Hoare annotation was computed. [2018-11-22 22:00:42,216 INFO L444 ceAbstractionStarter]: At program point L747(line 747) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (< ~waterLevel~0 2)) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-22 22:00:42,216 INFO L448 ceAbstractionStarter]: For program point L747-1(line 747) no Hoare annotation was computed. [2018-11-22 22:00:42,216 INFO L448 ceAbstractionStarter]: For program point L745(lines 745 762) no Hoare annotation was computed. [2018-11-22 22:00:42,216 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 707 713) no Hoare annotation was computed. [2018-11-22 22:00:42,216 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 707 713) the Hoare annotation is: true [2018-11-22 22:00:42,216 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 898 965) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 1) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,216 INFO L444 ceAbstractionStarter]: At program point L958(lines 907 959) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,216 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 898 965) no Hoare annotation was computed. [2018-11-22 22:00:42,216 INFO L444 ceAbstractionStarter]: At program point L948(line 948) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,216 INFO L448 ceAbstractionStarter]: For program point L946(lines 946 952) no Hoare annotation was computed. [2018-11-22 22:00:42,216 INFO L444 ceAbstractionStarter]: At program point L946-1(lines 938 953) the Hoare annotation is: (or (and (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,216 INFO L448 ceAbstractionStarter]: For program point L909(lines 908 957) no Hoare annotation was computed. [2018-11-22 22:00:42,216 INFO L444 ceAbstractionStarter]: At program point L940(line 940) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= test_~splverifierCounter~0 0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,216 INFO L448 ceAbstractionStarter]: For program point L938(lines 938 953) no Hoare annotation was computed. [2018-11-22 22:00:42,216 INFO L444 ceAbstractionStarter]: At program point L930(line 930) the Hoare annotation is: (or (and (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,216 INFO L448 ceAbstractionStarter]: For program point L928(lines 928 934) no Hoare annotation was computed. [2018-11-22 22:00:42,216 INFO L448 ceAbstractionStarter]: For program point L928-1(lines 928 934) no Hoare annotation was computed. [2018-11-22 22:00:42,216 INFO L444 ceAbstractionStarter]: At program point L955(lines 908 957) the Hoare annotation is: (or (and (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,217 INFO L444 ceAbstractionStarter]: At program point L920(line 920) the Hoare annotation is: (or (and (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point L918(lines 918 924) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point L918-1(lines 918 924) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point L910(lines 910 914) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 898 965) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 300 308) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 300 308) the Hoare annotation is: true [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 300 308) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 291 299) the Hoare annotation is: true [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 291 299) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 291 299) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 247 258) the Hoare annotation is: true [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point L251-1(lines 247 258) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 247 258) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 259 267) the Hoare annotation is: true [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 259 267) no Hoare annotation was computed. [2018-11-22 22:00:42,217 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 259 267) no Hoare annotation was computed. [2018-11-22 22:00:42,218 INFO L444 ceAbstractionStarter]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 0))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (and (= ~waterLevel~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (< |old(~waterLevel~0)| 2)))) [2018-11-22 22:00:42,218 INFO L444 ceAbstractionStarter]: At program point L694(lines 694 700) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (and (= ~waterLevel~0 1) .cse1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (< |old(~waterLevel~0)| 2) (and (<= |old(~waterLevel~0)| ~waterLevel~0) .cse1)))) [2018-11-22 22:00:42,218 INFO L444 ceAbstractionStarter]: At program point L689(line 689) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (< |old(~waterLevel~0)| 2)))) [2018-11-22 22:00:42,218 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 683 706) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (and (= ~waterLevel~0 1) .cse1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (< |old(~waterLevel~0)| 2) (and (<= |old(~waterLevel~0)| ~waterLevel~0) .cse1)))) [2018-11-22 22:00:42,218 INFO L448 ceAbstractionStarter]: For program point L687(lines 686 705) no Hoare annotation was computed. [2018-11-22 22:00:42,218 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 683 706) no Hoare annotation was computed. [2018-11-22 22:00:42,218 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 683 706) no Hoare annotation was computed. [2018-11-22 22:00:42,218 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-22 22:00:42,218 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 118 147) no Hoare annotation was computed. [2018-11-22 22:00:42,218 INFO L451 ceAbstractionStarter]: At program point L128-2(lines 128 142) the Hoare annotation is: true [2018-11-22 22:00:42,218 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 118 147) the Hoare annotation is: true [2018-11-22 22:00:42,218 INFO L451 ceAbstractionStarter]: At program point L124(line 124) the Hoare annotation is: true [2018-11-22 22:00:42,218 INFO L448 ceAbstractionStarter]: For program point L124-1(line 124) no Hoare annotation was computed. [2018-11-22 22:00:42,218 INFO L451 ceAbstractionStarter]: At program point L143(lines 118 147) the Hoare annotation is: true [2018-11-22 22:00:42,219 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-22 22:00:42,219 INFO L448 ceAbstractionStarter]: For program point L132(lines 132 136) no Hoare annotation was computed. [2018-11-22 22:00:42,219 INFO L451 ceAbstractionStarter]: At program point L132-1(lines 132 136) the Hoare annotation is: true [2018-11-22 22:00:42,219 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 223 234) the Hoare annotation is: true [2018-11-22 22:00:42,219 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 223 234) no Hoare annotation was computed. [2018-11-22 22:00:42,219 INFO L448 ceAbstractionStarter]: For program point L227-1(lines 223 234) no Hoare annotation was computed. [2018-11-22 22:00:42,219 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 175 181) no Hoare annotation was computed. [2018-11-22 22:00:42,219 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 175 181) the Hoare annotation is: true [2018-11-22 22:00:42,219 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 22:00:42,219 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-22 22:00:42,219 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 22:00:42,219 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 22:00:42,219 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 889 896) no Hoare annotation was computed. [2018-11-22 22:00:42,219 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 889 896) the Hoare annotation is: true [2018-11-22 22:00:42,220 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 889 896) no Hoare annotation was computed. [2018-11-22 22:00:42,220 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 235 246) no Hoare annotation was computed. [2018-11-22 22:00:42,220 INFO L448 ceAbstractionStarter]: For program point L239-1(lines 235 246) no Hoare annotation was computed. [2018-11-22 22:00:42,220 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 235 246) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (< |old(~waterLevel~0)| 2) (<= |old(~waterLevel~0)| ~waterLevel~0)))) [2018-11-22 22:00:42,220 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 111) no Hoare annotation was computed. [2018-11-22 22:00:42,220 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 107 114) no Hoare annotation was computed. [2018-11-22 22:00:42,220 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 107 114) the Hoare annotation is: true [2018-11-22 22:00:42,220 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 107 114) no Hoare annotation was computed. [2018-11-22 22:00:42,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 10:00:42 BoogieIcfgContainer [2018-11-22 22:00:42,233 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 22:00:42,233 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:00:42,233 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:00:42,234 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:00:42,234 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:00:38" (3/4) ... [2018-11-22 22:00:42,237 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 22:00:42,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-22 22:00:42,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-22 22:00:42,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-22 22:00:42,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 22:00:42,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-22 22:00:42,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-22 22:00:42,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-22 22:00:42,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-22 22:00:42,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-22 22:00:42,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-22 22:00:42,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-22 22:00:42,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-22 22:00:42,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-22 22:00:42,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-22 22:00:42,249 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-22 22:00:42,249 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-22 22:00:42,250 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-22 22:00:42,250 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-22 22:00:42,250 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 22:00:42,250 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 22:00:42,251 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 22:00:42,267 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\old(waterLevel) <= waterLevel && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-22 22:00:42,268 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-22 22:00:42,299 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d9c8678a-a9c8-4d68-8e2a-2ab9bfd0434d/bin-2019/uautomizer/witness.graphml [2018-11-22 22:00:42,299 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:00:42,300 INFO L168 Benchmark]: Toolchain (without parser) took 4509.73 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 285.7 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -228.4 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. [2018-11-22 22:00:42,301 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:00:42,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -138.4 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-22 22:00:42,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.80 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:00:42,302 INFO L168 Benchmark]: Boogie Preprocessor took 27.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-22 22:00:42,302 INFO L168 Benchmark]: RCFGBuilder took 401.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:00:42,302 INFO L168 Benchmark]: TraceAbstraction took 3606.18 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 177.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -160.3 MB). Peak memory consumption was 376.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:00:42,302 INFO L168 Benchmark]: Witness Printer took 65.94 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-22 22:00:42,304 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 376.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -138.4 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.80 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 401.87 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3606.18 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 177.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -160.3 MB). Peak memory consumption was 376.1 MB. Max. memory is 11.5 GB. * Witness Printer took 65.94 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 111]: 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: 907]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: ((((\old(waterLevel) <= waterLevel && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) || !(0 == \old(pumpRunning))) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 145 locations, 1 error locations. SAFE Result, 3.5s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 856 SDtfs, 815 SDslu, 1984 SDs, 0 SdLazy, 1148 SolverSat, 283 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 162 GetRequests, 117 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=672occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 36 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 789 PreInvPairs, 832 NumberOfFragments, 882 HoareAnnotationTreeSize, 789 FomulaSimplifications, 684 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 62 FomulaSimplificationsInter, 3515 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 434 ConstructedInterpolants, 0 QuantifiedInterpolants, 61240 SizeOfPredicates, 3 NumberOfNonLiveVariables, 732 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 43/48 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...