./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product36_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product36_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/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 69211a6a9810795915a638c419bc12fc6aa00ac5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:25:22,813 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:25:22,815 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:25:22,821 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:25:22,821 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:25:22,821 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:25:22,822 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:25:22,824 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:25:22,825 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:25:22,825 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:25:22,826 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:25:22,826 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:25:22,827 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:25:22,828 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:25:22,829 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:25:22,829 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:25:22,830 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:25:22,831 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:25:22,832 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:25:22,834 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:25:22,834 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:25:22,835 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:25:22,837 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:25:22,837 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:25:22,837 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:25:22,838 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:25:22,839 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:25:22,839 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:25:22,840 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:25:22,841 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:25:22,841 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:25:22,841 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:25:22,841 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:25:22,842 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:25:22,842 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:25:22,843 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:25:22,843 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:25:22,854 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:25:22,854 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:25:22,854 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:25:22,855 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:25:22,855 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:25:22,855 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:25:22,855 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:25:22,856 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:25:22,856 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:25:22,856 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:25:22,856 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:25:22,856 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:25:22,856 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:25:22,856 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:25:22,857 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:25:22,857 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:25:22,857 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:25:22,857 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:25:22,857 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:25:22,857 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:25:22,857 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:25:22,858 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:25:22,858 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:25:22,858 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:25:22,858 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:25:22,858 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:25:22,858 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:25:22,858 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:25:22,859 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:25:22,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:25:22,859 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_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/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 -> 69211a6a9810795915a638c419bc12fc6aa00ac5 [2018-11-28 12:25:22,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:25:22,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:25:22,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:25:22,897 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:25:22,897 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:25:22,898 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product36_true-unreach-call_false-termination.cil.c [2018-11-28 12:25:22,944 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/data/5d2d1bdc1/68d29b6fc66e4a7f884ac99d8763db35/FLAG1cc6efe96 [2018-11-28 12:25:23,327 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:25:23,328 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/sv-benchmarks/c/product-lines/minepump_spec5_product36_true-unreach-call_false-termination.cil.c [2018-11-28 12:25:23,338 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/data/5d2d1bdc1/68d29b6fc66e4a7f884ac99d8763db35/FLAG1cc6efe96 [2018-11-28 12:25:23,712 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/data/5d2d1bdc1/68d29b6fc66e4a7f884ac99d8763db35 [2018-11-28 12:25:23,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:25:23,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:25:23,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:25:23,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:25:23,718 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:25:23,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:25:23" (1/1) ... [2018-11-28 12:25:23,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5662505e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:23, skipping insertion in model container [2018-11-28 12:25:23,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:25:23" (1/1) ... [2018-11-28 12:25:23,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:25:23,751 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:25:23,947 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:25:24,006 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:25:24,066 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:25:24,089 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:25:24,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24 WrapperNode [2018-11-28 12:25:24,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:25:24,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:25:24,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:25:24,090 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:25:24,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (1/1) ... [2018-11-28 12:25:24,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (1/1) ... [2018-11-28 12:25:24,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:25:24,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:25:24,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:25:24,113 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:25:24,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (1/1) ... [2018-11-28 12:25:24,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (1/1) ... [2018-11-28 12:25:24,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (1/1) ... [2018-11-28 12:25:24,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (1/1) ... [2018-11-28 12:25:24,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (1/1) ... [2018-11-28 12:25:24,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (1/1) ... [2018-11-28 12:25:24,139 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (1/1) ... [2018-11-28 12:25:24,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:25:24,142 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:25:24,142 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:25:24,142 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:25:24,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/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 [2018-11-28 12:25:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:25:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:25:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:25:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:25:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 12:25:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 12:25:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:25:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:25:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:25:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 12:25:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 12:25:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:25:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:25:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:25:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:25:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:25:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:25:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 12:25:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 12:25:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 12:25:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 12:25:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 12:25:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 12:25:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:25:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:25:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:25:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:25:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:25:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:25:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 12:25:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 12:25:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:25:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:25:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:25:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:25:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:25:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:25:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:25:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:25:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:25:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:25:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:25:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:25:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:25:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:25:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:25:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:25:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:25:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:25:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:25:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:25:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:25:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:25:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:25:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:25:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:25:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:25:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:25:24,607 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:25:24,607 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:25:24,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:25:24 BoogieIcfgContainer [2018-11-28 12:25:24,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:25:24,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:25:24,608 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:25:24,611 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:25:24,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:25:23" (1/3) ... [2018-11-28 12:25:24,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@755513c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:25:24, skipping insertion in model container [2018-11-28 12:25:24,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:25:24" (2/3) ... [2018-11-28 12:25:24,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@755513c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:25:24, skipping insertion in model container [2018-11-28 12:25:24,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:25:24" (3/3) ... [2018-11-28 12:25:24,614 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product36_true-unreach-call_false-termination.cil.c [2018-11-28 12:25:24,621 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:25:24,627 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:25:24,637 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:25:24,657 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:25:24,658 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:25:24,658 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:25:24,658 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:25:24,658 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:25:24,658 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:25:24,658 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:25:24,659 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:25:24,659 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:25:24,674 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2018-11-28 12:25:24,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 12:25:24,680 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:24,681 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:24,683 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:24,686 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:24,686 INFO L82 PathProgramCache]: Analyzing trace with hash 2005448145, now seen corresponding path program 1 times [2018-11-28 12:25:24,687 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:24,688 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:24,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:24,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:24,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:24,872 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:25:24,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:25:24,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:25:24,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:25:24,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:25:24,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:25:24,890 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2018-11-28 12:25:24,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:24,913 INFO L93 Difference]: Finished difference Result 252 states and 311 transitions. [2018-11-28 12:25:24,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:25:24,914 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 12:25:24,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:24,921 INFO L225 Difference]: With dead ends: 252 [2018-11-28 12:25:24,922 INFO L226 Difference]: Without dead ends: 128 [2018-11-28 12:25:24,924 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 [2018-11-28 12:25:24,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-11-28 12:25:24,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-11-28 12:25:24,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-11-28 12:25:24,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 149 transitions. [2018-11-28 12:25:24,957 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 149 transitions. Word has length 59 [2018-11-28 12:25:24,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:24,957 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 149 transitions. [2018-11-28 12:25:24,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:25:24,957 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 149 transitions. [2018-11-28 12:25:24,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 12:25:24,959 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:24,959 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:24,960 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:24,960 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:24,960 INFO L82 PathProgramCache]: Analyzing trace with hash 1713317249, now seen corresponding path program 1 times [2018-11-28 12:25:24,960 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:24,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:24,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:24,961 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:24,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:25,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:25:25,053 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:25:25,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:25:25,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:25:25,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:25:25,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:25:25,055 INFO L87 Difference]: Start difference. First operand 128 states and 149 transitions. Second operand 3 states. [2018-11-28 12:25:25,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:25,072 INFO L93 Difference]: Finished difference Result 188 states and 219 transitions. [2018-11-28 12:25:25,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:25:25,073 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 12:25:25,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:25,075 INFO L225 Difference]: With dead ends: 188 [2018-11-28 12:25:25,075 INFO L226 Difference]: Without dead ends: 119 [2018-11-28 12:25:25,076 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 [2018-11-28 12:25:25,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-11-28 12:25:25,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2018-11-28 12:25:25,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-11-28 12:25:25,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 137 transitions. [2018-11-28 12:25:25,087 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 137 transitions. Word has length 60 [2018-11-28 12:25:25,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:25,088 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 137 transitions. [2018-11-28 12:25:25,088 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:25:25,088 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 137 transitions. [2018-11-28 12:25:25,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-28 12:25:25,090 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:25,091 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:25,091 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:25,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:25,091 INFO L82 PathProgramCache]: Analyzing trace with hash 377922771, now seen corresponding path program 1 times [2018-11-28 12:25:25,091 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:25,091 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:25,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:25,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:25,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:25,195 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:25:25,196 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:25:25,196 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:25:25,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:25:25,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:25:25,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:25:25,197 INFO L87 Difference]: Start difference. First operand 119 states and 137 transitions. Second operand 7 states. [2018-11-28 12:25:25,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:25,506 INFO L93 Difference]: Finished difference Result 357 states and 431 transitions. [2018-11-28 12:25:25,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:25:25,506 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-28 12:25:25,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:25,509 INFO L225 Difference]: With dead ends: 357 [2018-11-28 12:25:25,509 INFO L226 Difference]: Without dead ends: 266 [2018-11-28 12:25:25,510 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 [2018-11-28 12:25:25,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-11-28 12:25:25,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 242. [2018-11-28 12:25:25,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-11-28 12:25:25,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 290 transitions. [2018-11-28 12:25:25,538 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 290 transitions. Word has length 65 [2018-11-28 12:25:25,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:25,538 INFO L480 AbstractCegarLoop]: Abstraction has 242 states and 290 transitions. [2018-11-28 12:25:25,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:25:25,538 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 290 transitions. [2018-11-28 12:25:25,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 12:25:25,540 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:25,540 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:25,542 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:25,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:25,542 INFO L82 PathProgramCache]: Analyzing trace with hash -1701726359, now seen corresponding path program 1 times [2018-11-28 12:25:25,542 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:25,542 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:25,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:25,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:25,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:25,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 12:25:25,658 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:25:25,658 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:25:25,659 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:25:25,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:25:25,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:25:25,659 INFO L87 Difference]: Start difference. First operand 242 states and 290 transitions. Second operand 7 states. [2018-11-28 12:25:26,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:26,042 INFO L93 Difference]: Finished difference Result 618 states and 791 transitions. [2018-11-28 12:25:26,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 12:25:26,043 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-28 12:25:26,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:26,047 INFO L225 Difference]: With dead ends: 618 [2018-11-28 12:25:26,047 INFO L226 Difference]: Without dead ends: 404 [2018-11-28 12:25:26,049 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 12:25:26,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2018-11-28 12:25:26,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 356. [2018-11-28 12:25:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-28 12:25:26,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 426 transitions. [2018-11-28 12:25:26,081 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 426 transitions. Word has length 70 [2018-11-28 12:25:26,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:26,082 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 426 transitions. [2018-11-28 12:25:26,082 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:25:26,082 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 426 transitions. [2018-11-28 12:25:26,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 12:25:26,084 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:26,084 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:26,084 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:26,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:26,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1235149811, now seen corresponding path program 1 times [2018-11-28 12:25:26,085 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:26,085 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:26,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:26,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:26,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:26,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:25:26,165 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:25:26,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:25:26,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:25:26,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:25:26,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:25:26,166 INFO L87 Difference]: Start difference. First operand 356 states and 426 transitions. Second operand 6 states. [2018-11-28 12:25:26,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:26,239 INFO L93 Difference]: Finished difference Result 694 states and 845 transitions. [2018-11-28 12:25:26,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:25:26,240 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-11-28 12:25:26,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:26,242 INFO L225 Difference]: With dead ends: 694 [2018-11-28 12:25:26,242 INFO L226 Difference]: Without dead ends: 366 [2018-11-28 12:25:26,244 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:25:26,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2018-11-28 12:25:26,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2018-11-28 12:25:26,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2018-11-28 12:25:26,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 436 transitions. [2018-11-28 12:25:26,266 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 436 transitions. Word has length 88 [2018-11-28 12:25:26,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:26,266 INFO L480 AbstractCegarLoop]: Abstraction has 366 states and 436 transitions. [2018-11-28 12:25:26,267 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:25:26,267 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 436 transitions. [2018-11-28 12:25:26,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 12:25:26,268 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:26,268 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:26,268 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:26,269 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:26,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1673614091, now seen corresponding path program 1 times [2018-11-28 12:25:26,270 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:26,271 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:26,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:26,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:26,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:26,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:25:26,379 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:25:26,379 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:25:26,380 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:25:26,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:25:26,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:25:26,380 INFO L87 Difference]: Start difference. First operand 366 states and 436 transitions. Second operand 8 states. [2018-11-28 12:25:26,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:26,418 INFO L93 Difference]: Finished difference Result 718 states and 880 transitions. [2018-11-28 12:25:26,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:25:26,419 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2018-11-28 12:25:26,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:26,422 INFO L225 Difference]: With dead ends: 718 [2018-11-28 12:25:26,423 INFO L226 Difference]: Without dead ends: 380 [2018-11-28 12:25:26,424 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:25:26,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-28 12:25:26,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 374. [2018-11-28 12:25:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2018-11-28 12:25:26,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 444 transitions. [2018-11-28 12:25:26,447 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 444 transitions. Word has length 88 [2018-11-28 12:25:26,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:26,447 INFO L480 AbstractCegarLoop]: Abstraction has 374 states and 444 transitions. [2018-11-28 12:25:26,448 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:25:26,448 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 444 transitions. [2018-11-28 12:25:26,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 12:25:26,450 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:26,450 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:26,450 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:26,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:26,450 INFO L82 PathProgramCache]: Analyzing trace with hash 437676278, now seen corresponding path program 1 times [2018-11-28 12:25:26,450 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:26,450 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:26,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:26,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:26,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:26,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:25:26,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:25:26,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:25:26,538 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:25:26,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:25:26,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:25:26,539 INFO L87 Difference]: Start difference. First operand 374 states and 444 transitions. Second operand 4 states. [2018-11-28 12:25:26,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:26,713 INFO L93 Difference]: Finished difference Result 1206 states and 1499 transitions. [2018-11-28 12:25:26,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:25:26,714 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2018-11-28 12:25:26,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:26,718 INFO L225 Difference]: With dead ends: 1206 [2018-11-28 12:25:26,718 INFO L226 Difference]: Without dead ends: 860 [2018-11-28 12:25:26,719 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:25:26,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2018-11-28 12:25:26,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 843. [2018-11-28 12:25:26,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 843 states. [2018-11-28 12:25:26,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1022 transitions. [2018-11-28 12:25:26,768 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1022 transitions. Word has length 88 [2018-11-28 12:25:26,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:26,768 INFO L480 AbstractCegarLoop]: Abstraction has 843 states and 1022 transitions. [2018-11-28 12:25:26,768 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:25:26,768 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1022 transitions. [2018-11-28 12:25:26,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 12:25:26,771 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:26,772 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:26,772 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:26,772 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:26,772 INFO L82 PathProgramCache]: Analyzing trace with hash 14404720, now seen corresponding path program 1 times [2018-11-28 12:25:26,772 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:26,772 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:26,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:26,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:26,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:25:26,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:25:26,873 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:25:26,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:25:26,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:25:26,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:25:26,873 INFO L87 Difference]: Start difference. First operand 843 states and 1022 transitions. Second operand 9 states. [2018-11-28 12:25:27,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:27,583 INFO L93 Difference]: Finished difference Result 2326 states and 2951 transitions. [2018-11-28 12:25:27,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 12:25:27,584 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 92 [2018-11-28 12:25:27,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:27,591 INFO L225 Difference]: With dead ends: 2326 [2018-11-28 12:25:27,591 INFO L226 Difference]: Without dead ends: 1687 [2018-11-28 12:25:27,594 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:25:27,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1687 states. [2018-11-28 12:25:27,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1687 to 1484. [2018-11-28 12:25:27,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1484 states. [2018-11-28 12:25:27,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1484 states and 1780 transitions. [2018-11-28 12:25:27,690 INFO L78 Accepts]: Start accepts. Automaton has 1484 states and 1780 transitions. Word has length 92 [2018-11-28 12:25:27,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:27,690 INFO L480 AbstractCegarLoop]: Abstraction has 1484 states and 1780 transitions. [2018-11-28 12:25:27,690 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:25:27,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1780 transitions. [2018-11-28 12:25:27,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-28 12:25:27,693 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:27,693 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:27,694 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:27,694 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:27,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1631321016, now seen corresponding path program 1 times [2018-11-28 12:25:27,694 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:27,694 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:27,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:27,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:27,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:27,816 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 12:25:27,816 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:25:27,816 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/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 [2018-11-28 12:25:27,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:27,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:25:28,098 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:25:28,125 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:25:28,125 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 12:25:28,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 12:25:28,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 12:25:28,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 12:25:28,127 INFO L87 Difference]: Start difference. First operand 1484 states and 1780 transitions. Second operand 16 states. [2018-11-28 12:25:29,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:29,050 INFO L93 Difference]: Finished difference Result 3173 states and 3956 transitions. [2018-11-28 12:25:29,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 12:25:29,051 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 136 [2018-11-28 12:25:29,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:29,060 INFO L225 Difference]: With dead ends: 3173 [2018-11-28 12:25:29,060 INFO L226 Difference]: Without dead ends: 1887 [2018-11-28 12:25:29,064 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 12:25:29,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1887 states. [2018-11-28 12:25:29,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1887 to 1469. [2018-11-28 12:25:29,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1469 states. [2018-11-28 12:25:29,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1469 states and 1716 transitions. [2018-11-28 12:25:29,165 INFO L78 Accepts]: Start accepts. Automaton has 1469 states and 1716 transitions. Word has length 136 [2018-11-28 12:25:29,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:29,165 INFO L480 AbstractCegarLoop]: Abstraction has 1469 states and 1716 transitions. [2018-11-28 12:25:29,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 12:25:29,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1716 transitions. [2018-11-28 12:25:29,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-28 12:25:29,170 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:29,170 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:29,171 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:29,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:29,171 INFO L82 PathProgramCache]: Analyzing trace with hash -536901051, now seen corresponding path program 1 times [2018-11-28 12:25:29,171 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:29,171 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:29,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:29,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:29,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:29,247 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-11-28 12:25:29,247 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:25:29,247 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:25:29,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:25:29,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:25:29,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:25:29,248 INFO L87 Difference]: Start difference. First operand 1469 states and 1716 transitions. Second operand 3 states. [2018-11-28 12:25:29,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:29,324 INFO L93 Difference]: Finished difference Result 2328 states and 2724 transitions. [2018-11-28 12:25:29,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:25:29,325 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 244 [2018-11-28 12:25:29,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:29,330 INFO L225 Difference]: With dead ends: 2328 [2018-11-28 12:25:29,330 INFO L226 Difference]: Without dead ends: 921 [2018-11-28 12:25:29,333 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 [2018-11-28 12:25:29,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2018-11-28 12:25:29,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 901. [2018-11-28 12:25:29,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 901 states. [2018-11-28 12:25:29,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 901 states and 1036 transitions. [2018-11-28 12:25:29,400 INFO L78 Accepts]: Start accepts. Automaton has 901 states and 1036 transitions. Word has length 244 [2018-11-28 12:25:29,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:29,401 INFO L480 AbstractCegarLoop]: Abstraction has 901 states and 1036 transitions. [2018-11-28 12:25:29,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:25:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1036 transitions. [2018-11-28 12:25:29,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-28 12:25:29,407 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:25:29,408 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:25:29,408 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:25:29,408 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:25:29,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1826128213, now seen corresponding path program 1 times [2018-11-28 12:25:29,408 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:25:29,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:25:29,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:29,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:29,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:25:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:29,630 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 124 proven. 14 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-11-28 12:25:29,631 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:25:29,631 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:25:29,645 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:25:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:25:29,800 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:25:30,021 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 244 proven. 4 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-28 12:25:30,037 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:25:30,038 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2018-11-28 12:25:30,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 12:25:30,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 12:25:30,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:25:30,039 INFO L87 Difference]: Start difference. First operand 901 states and 1036 transitions. Second operand 19 states. [2018-11-28 12:25:31,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:25:31,903 INFO L93 Difference]: Finished difference Result 2292 states and 2938 transitions. [2018-11-28 12:25:31,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 12:25:31,906 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 279 [2018-11-28 12:25:31,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:25:31,908 INFO L225 Difference]: With dead ends: 2292 [2018-11-28 12:25:31,909 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:25:31,914 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 283 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=270, Invalid=1136, Unknown=0, NotChecked=0, Total=1406 [2018-11-28 12:25:31,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:25:31,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:25:31,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:25:31,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:25:31,917 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 279 [2018-11-28 12:25:31,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:25:31,917 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:25:31,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 12:25:31,917 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:25:31,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:25:31,923 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:25:32,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,851 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:32,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:25:33,078 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 27 [2018-11-28 12:25:33,591 WARN L180 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 51 [2018-11-28 12:25:33,858 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2018-11-28 12:25:34,609 WARN L180 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 53 [2018-11-28 12:25:35,186 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-11-28 12:25:35,592 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 52 [2018-11-28 12:25:35,790 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2018-11-28 12:25:36,241 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 42 [2018-11-28 12:25:36,376 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-28 12:25:36,376 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-28 12:25:36,376 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-28 12:25:36,376 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-28 12:25:36,376 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-28 12:25:36,376 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 816 823) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-28 12:25:36,376 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 816 823) no Hoare annotation was computed. [2018-11-28 12:25:36,376 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 816 823) no Hoare annotation was computed. [2018-11-28 12:25:36,376 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 824 833) the Hoare annotation is: (let ((.cse3 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse4 .cse5 (or .cse0 .cse2) .cse3) (or .cse3 (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse4) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse5 (<= 1 ~switchedOnBeforeTS~0) (not (= ~waterLevel~0 1))))) [2018-11-28 12:25:36,376 INFO L448 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-11-28 12:25:36,376 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 824 833) no Hoare annotation was computed. [2018-11-28 12:25:36,376 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 824 833) no Hoare annotation was computed. [2018-11-28 12:25:36,376 INFO L444 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (< 1 ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse3 .cse5 (or .cse6 .cse4)) (or .cse5 .cse4 (or .cse6 .cse2)) (or .cse3 (or .cse6 .cse1 .cse4)) (or .cse6 .cse1 .cse4 .cse2))) [2018-11-28 12:25:36,377 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 834 862) the Hoare annotation is: true [2018-11-28 12:25:36,377 INFO L448 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-11-28 12:25:36,377 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 856) no Hoare annotation was computed. [2018-11-28 12:25:36,377 INFO L444 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse5 (= __utac_acc__Specification5_spec__3_~tmp~7 ~waterLevel~0)) (.cse3 (< 1 ~waterLevel~0)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4 .cse5) (or .cse3 .cse6 (or .cse7 .cse4) .cse5) (or .cse6 .cse4 (or .cse7 .cse2)) (or .cse5 .cse3 (or .cse7 .cse1 .cse4)) (or .cse7 .cse1 .cse4 .cse2))) [2018-11-28 12:25:36,377 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 834 862) no Hoare annotation was computed. [2018-11-28 12:25:36,377 INFO L448 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2018-11-28 12:25:36,377 INFO L448 ceAbstractionStarter]: For program point L842(lines 842 859) no Hoare annotation was computed. [2018-11-28 12:25:36,377 INFO L448 ceAbstractionStarter]: For program point L842-1(lines 834 862) no Hoare annotation was computed. [2018-11-28 12:25:36,377 INFO L451 ceAbstractionStarter]: At program point L840(line 840) the Hoare annotation is: true [2018-11-28 12:25:36,377 INFO L448 ceAbstractionStarter]: For program point L840-1(line 840) no Hoare annotation was computed. [2018-11-28 12:25:36,377 INFO L444 ceAbstractionStarter]: At program point L802-1(line 802) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~6 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:25:36,378 INFO L448 ceAbstractionStarter]: For program point L800(lines 800 807) no Hoare annotation was computed. [2018-11-28 12:25:36,378 INFO L448 ceAbstractionStarter]: For program point L800-1(lines 800 807) no Hoare annotation was computed. [2018-11-28 12:25:36,378 INFO L448 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2018-11-28 12:25:36,378 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 790 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:25:36,378 INFO L444 ceAbstractionStarter]: At program point L797(line 797) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:25:36,378 INFO L444 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:25:36,378 INFO L444 ceAbstractionStarter]: At program point L796-1(line 796) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:25:36,378 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 790 812) no Hoare annotation was computed. [2018-11-28 12:25:36,378 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 790 812) no Hoare annotation was computed. [2018-11-28 12:25:36,378 INFO L444 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~6 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:25:36,378 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 254 268) no Hoare annotation was computed. [2018-11-28 12:25:36,378 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 254 268) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (not (= ~waterLevel~0 2)))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or .cse2 (or .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-28 12:25:36,378 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 254 268) no Hoare annotation was computed. [2018-11-28 12:25:36,378 INFO L444 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) (or (< 1 ~waterLevel~0) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-28 12:25:36,378 INFO L448 ceAbstractionStarter]: For program point L258(lines 258 264) no Hoare annotation was computed. [2018-11-28 12:25:36,379 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 190 198) no Hoare annotation was computed. [2018-11-28 12:25:36,379 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 190 198) the Hoare annotation is: true [2018-11-28 12:25:36,379 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 190 198) no Hoare annotation was computed. [2018-11-28 12:25:36,379 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-28 12:25:36,379 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-28 12:25:36,379 INFO L444 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:25:36,379 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 779 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:25:36,379 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 779 789) no Hoare annotation was computed. [2018-11-28 12:25:36,379 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 779 789) no Hoare annotation was computed. [2018-11-28 12:25:36,379 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 171 178) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) [2018-11-28 12:25:36,379 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 171 178) no Hoare annotation was computed. [2018-11-28 12:25:36,379 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 171 178) no Hoare annotation was computed. [2018-11-28 12:25:36,379 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 943 956) no Hoare annotation was computed. [2018-11-28 12:25:36,379 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2018-11-28 12:25:36,379 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 943 956) the Hoare annotation is: true [2018-11-28 12:25:36,379 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 943 956) no Hoare annotation was computed. [2018-11-28 12:25:36,380 INFO L444 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse3 (or .cse1 .cse2 .cse0)) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-28 12:25:36,380 INFO L448 ceAbstractionStarter]: For program point L157-1(lines 138 162) no Hoare annotation was computed. [2018-11-28 12:25:36,380 INFO L444 ceAbstractionStarter]: At program point L152(line 152) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (let ((.cse2 (< 1 ~waterLevel~0)) (.cse1 (and (= processEnvironment_~tmp~0 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3 .cse4))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse2 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse4) (or .cse2 .cse1 .cse0)))) [2018-11-28 12:25:36,380 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 138 162) no Hoare annotation was computed. [2018-11-28 12:25:36,380 INFO L444 ceAbstractionStarter]: At program point L148(line 148) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (< 2 ~waterLevel~0) (and (= 2 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-28 12:25:36,380 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 138 162) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse0 (or .cse4 .cse1 .cse2) .cse3) (or .cse3 .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-28 12:25:36,380 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 154) no Hoare annotation was computed. [2018-11-28 12:25:36,380 INFO L444 ceAbstractionStarter]: At program point L144(line 144) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (or .cse3 .cse1 .cse2) .cse4) (or .cse4 .cse2 (or .cse3 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-28 12:25:36,380 INFO L448 ceAbstractionStarter]: For program point L144-1(line 144) no Hoare annotation was computed. [2018-11-28 12:25:36,380 INFO L448 ceAbstractionStarter]: For program point L142(lines 142 159) no Hoare annotation was computed. [2018-11-28 12:25:36,380 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 130 136) no Hoare annotation was computed. [2018-11-28 12:25:36,380 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 130 136) the Hoare annotation is: true [2018-11-28 12:25:36,380 INFO L444 ceAbstractionStarter]: At program point L704(lines 657 706) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse4 .cse0 .cse3 .cse6) (and .cse4 .cse7 .cse2 .cse3 .cse6) (and .cse5 .cse4 .cse7 .cse3 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse0 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 12:25:36,381 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 647 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:25:36,381 INFO L444 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 1)) (.cse9 (= 0 ~pumpRunning~0)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~systemActive~0 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse8 (and .cse9 .cse5)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (and .cse9 .cse4 .cse5))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse3 .cse4 .cse5 .cse2) (and .cse0 .cse6 .cse2) (and .cse7 .cse1 .cse8 .cse2) (and .cse7 .cse6 .cse8 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0))))) [2018-11-28 12:25:36,381 INFO L448 ceAbstractionStarter]: For program point L667(lines 667 673) no Hoare annotation was computed. [2018-11-28 12:25:36,381 INFO L448 ceAbstractionStarter]: For program point L667-1(lines 667 673) no Hoare annotation was computed. [2018-11-28 12:25:36,381 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 647 714) no Hoare annotation was computed. [2018-11-28 12:25:36,381 INFO L448 ceAbstractionStarter]: For program point L659(lines 659 663) no Hoare annotation was computed. [2018-11-28 12:25:36,381 INFO L444 ceAbstractionStarter]: At program point L707(lines 656 708) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:25:36,381 INFO L444 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse1) (and (<= ~waterLevel~0 1) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-28 12:25:36,381 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 701) no Hoare annotation was computed. [2018-11-28 12:25:36,381 INFO L444 ceAbstractionStarter]: At program point L695-1(lines 687 702) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse4 (= 2 ~waterLevel~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2) (and .cse5 .cse4 .cse1 .cse2) (and .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (and (and .cse5 .cse2) (= ~systemActive~0 0) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and .cse5 (<= ~waterLevel~0 2) .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 12:25:36,381 INFO L448 ceAbstractionStarter]: For program point L658(lines 657 706) no Hoare annotation was computed. [2018-11-28 12:25:36,381 INFO L444 ceAbstractionStarter]: At program point L689(line 689) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and .cse1 .cse3 .cse2) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) (and .cse0 .cse2 .cse4)) (and (<= ~waterLevel~0 2) .cse3 .cse2 .cse4))) [2018-11-28 12:25:36,381 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 702) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L444 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 1) .cse3 .cse1 .cse2 .cse4) (and (= ~systemActive~0 0) .cse0 .cse5 .cse2 .cse4) (and .cse0 .cse6 .cse1 .cse2) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and .cse6 .cse3 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 683) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 647 714) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 163 170) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 163 170) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 163 170) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-28 12:25:36,382 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 934 942) the Hoare annotation is: true [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 934 942) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 934 942) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point L242-1(line 242) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 235 253) no Hoare annotation was computed. [2018-11-28 12:25:36,382 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 235 253) the Hoare annotation is: true [2018-11-28 12:25:36,382 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 235 253) no Hoare annotation was computed. [2018-11-28 12:25:36,383 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 248) no Hoare annotation was computed. [2018-11-28 12:25:36,383 INFO L451 ceAbstractionStarter]: At program point L242(line 242) the Hoare annotation is: true [2018-11-28 12:25:36,383 INFO L448 ceAbstractionStarter]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2018-11-28 12:25:36,383 INFO L448 ceAbstractionStarter]: For program point L894-1(lines 890 901) no Hoare annotation was computed. [2018-11-28 12:25:36,383 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 890 901) the Hoare annotation is: true [2018-11-28 12:25:36,383 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 890 901) no Hoare annotation was computed. [2018-11-28 12:25:36,383 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 717 746) no Hoare annotation was computed. [2018-11-28 12:25:36,383 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 717 746) the Hoare annotation is: true [2018-11-28 12:25:36,383 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 735) no Hoare annotation was computed. [2018-11-28 12:25:36,383 INFO L451 ceAbstractionStarter]: At program point L731-1(lines 731 735) the Hoare annotation is: true [2018-11-28 12:25:36,383 INFO L448 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2018-11-28 12:25:36,383 INFO L451 ceAbstractionStarter]: At program point L727-2(lines 727 741) the Hoare annotation is: true [2018-11-28 12:25:36,383 INFO L451 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: true [2018-11-28 12:25:36,383 INFO L448 ceAbstractionStarter]: For program point L723-1(line 723) no Hoare annotation was computed. [2018-11-28 12:25:36,383 INFO L451 ceAbstractionStarter]: At program point L742(lines 717 746) the Hoare annotation is: true [2018-11-28 12:25:36,383 INFO L448 ceAbstractionStarter]: For program point L738(line 738) no Hoare annotation was computed. [2018-11-28 12:25:36,383 INFO L444 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse6 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse2 .cse5)) (.cse1 (< 1 |old(~waterLevel~0)|)) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (and (= 0 ~pumpRunning~0) .cse3 .cse5)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~waterLevel~0)| 2))) (.cse7 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse0) (or .cse1 (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 .cse8 .cse9) (or .cse6 .cse7 .cse8 .cse10) (or .cse1 (or .cse0 .cse8 .cse9) .cse11) (or (or .cse0 .cse8 .cse10) .cse11) (or .cse0 .cse8 .cse11 .cse4) (or (= 1 ~waterLevel~0) (or (or .cse8 .cse10) .cse7))))) [2018-11-28 12:25:36,383 INFO L444 ceAbstractionStarter]: At program point L117(lines 117 123) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse9 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse4 .cse8)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 ~pumpRunning~0) .cse5 .cse8)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse10 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 .cse3) (and .cse4 .cse5)) (or .cse6 (and .cse4 .cse5 .cse7 .cse8) .cse9 .cse10 .cse2 .cse11) (or .cse0 (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse1) (or .cse9 .cse10 .cse2 .cse3) (or .cse6 (or .cse1 .cse2 .cse11) .cse0) (or .cse1 .cse2 .cse0 .cse7) (or (= 1 ~waterLevel~0) (or (or .cse2 .cse3) .cse10))))) [2018-11-28 12:25:36,384 INFO L444 ceAbstractionStarter]: At program point L112(line 112) the Hoare annotation is: (let ((.cse6 (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= ~systemActive~0 0)) .cse0 .cse1) (or .cse1 .cse2 .cse3) (or .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse2 .cse5 .cse6) (or .cse6 (or (or .cse2 .cse3) .cse4)) (or (or .cse1 .cse2 .cse5) .cse0))) [2018-11-28 12:25:36,384 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 103 129) the Hoare annotation is: (let ((.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (let ((.cse5 (or .cse6 .cse2 .cse3)) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (and (= ~pumpRunning~0 1) .cse13)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse11 (not (= |old(~waterLevel~0)| 2))) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse12 (not (= ~systemActive~0 0))) (.cse0 (< 2 |old(~waterLevel~0)|)) (.cse7 (and (= 0 ~pumpRunning~0) .cse13))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse4) (or .cse6 .cse2 .cse7 .cse8) (or .cse9 .cse5 .cse7) (or .cse10 (or (or .cse2 .cse11) .cse1)) (or .cse9 .cse1 .cse2 .cse3 .cse10) (or .cse4 .cse12 (or .cse6 .cse3) .cse0) (or .cse7 (or .cse6 .cse2 .cse11)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse6 .cse12 (<= 1 ~switchedOnBeforeTS~0) .cse8) (or .cse12 .cse0 .cse7 .cse6)))) [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point L110(lines 106 128) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point L108(lines 106 128) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 103 129) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 103 129) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 866 877) the Hoare annotation is: (or (< 2 |old(~waterLevel~0)|) (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 866 877) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point L870-1(lines 866 877) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 771 777) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 771 777) the Hoare annotation is: true [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 12:25:36,384 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 269 276) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 269 276) the Hoare annotation is: true [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 269 276) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point L882-1(lines 878 889) no Hoare annotation was computed. [2018-11-28 12:25:36,384 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 878 889) no Hoare annotation was computed. [2018-11-28 12:25:36,385 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 878 889) the Hoare annotation is: (let ((.cse4 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse4 .cse7)) (.cse1 (not (= ~systemActive~0 0))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse2 .cse6) (or .cse7 .cse8 .cse3 .cse6) (or (or .cse4 .cse7 (not (= |old(~waterLevel~0)| 1))) .cse3) (or .cse0 .cse5 .cse2 .cse3) (or .cse3 .cse1 .cse2 .cse4 .cse6) (or .cse0 .cse7 .cse8 .cse2 .cse3)))) [2018-11-28 12:25:36,385 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2018-11-28 12:25:36,385 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2018-11-28 12:25:36,385 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2018-11-28 12:25:36,385 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2018-11-28 12:25:36,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:25:36 BoogieIcfgContainer [2018-11-28 12:25:36,395 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:25:36,396 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:25:36,396 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:25:36,396 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:25:36,396 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:25:24" (3/4) ... [2018-11-28 12:25:36,399 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:25:36,404 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:25:36,404 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:25:36,404 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:25:36,405 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:25:36,406 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 12:25:36,406 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 12:25:36,406 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 12:25:36,406 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:25:36,406 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:25:36,406 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:25:36,406 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:25:36,406 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:25:36,406 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 12:25:36,407 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:25:36,407 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:25:36,413 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-28 12:25:36,413 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 12:25:36,415 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:25:36,415 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-28 12:25:36,415 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:25:36,416 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:25:36,435 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-28 12:25:36,435 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 12:25:36,464 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6235e80b-299a-4ebf-854a-f0ddf6ae8ced/bin-2019/uautomizer/witness.graphml [2018-11-28 12:25:36,465 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:25:36,465 INFO L168 Benchmark]: Toolchain (without parser) took 12751.60 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 559.4 MB). Free memory was 956.0 MB in the beginning and 1.2 GB in the end (delta: -244.1 MB). Peak memory consumption was 315.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:25:36,466 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:25:36,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -177.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:25:36,466 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:25:36,467 INFO L168 Benchmark]: Boogie Preprocessor took 28.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:25:36,467 INFO L168 Benchmark]: RCFGBuilder took 465.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:25:36,467 INFO L168 Benchmark]: TraceAbstraction took 11787.21 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 414.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -120.7 MB). Peak memory consumption was 554.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:25:36,467 INFO L168 Benchmark]: Witness Printer took 69.11 ms. Allocated memory is still 1.6 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:25:36,469 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 374.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -177.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 465.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11787.21 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 414.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -120.7 MB). Peak memory consumption was 554.1 MB. Max. memory is 11.5 GB. * Witness Printer took 69.11 ms. Allocated memory is still 1.6 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 141 locations, 1 error locations. SAFE Result, 11.7s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 4.6s AutomataDifference, 0.0s DeadEndRemovalTime, 4.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 1996 SDtfs, 1714 SDslu, 6124 SDs, 0 SdLazy, 4982 SolverSat, 758 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 579 GetRequests, 457 SyntacticMatches, 4 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1484occurred in iteration=8, 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: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 736 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 2662 PreInvPairs, 3013 NumberOfFragments, 2489 HoareAnnotationTreeSize, 2662 FomulaSimplifications, 30334 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 58 FomulaSimplificationsInter, 20986 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1684 NumberOfCodeBlocks, 1684 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1671 ConstructedInterpolants, 0 QuantifiedInterpolants, 437633 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2092 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 1053/1089 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...