./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product47_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product47_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/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 d3ebf7e0857ea2577a0261191567e6475555f928 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:15:07,143 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:15:07,145 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:15:07,153 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:15:07,153 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:15:07,154 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:15:07,154 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:15:07,156 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:15:07,157 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:15:07,157 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:15:07,158 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:15:07,158 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:15:07,159 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:15:07,160 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:15:07,160 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:15:07,161 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:15:07,162 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:15:07,163 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:15:07,164 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:15:07,166 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:15:07,166 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:15:07,167 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:15:07,169 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:15:07,169 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:15:07,169 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:15:07,170 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:15:07,171 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:15:07,171 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:15:07,172 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:15:07,173 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:15:07,173 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:15:07,174 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:15:07,174 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:15:07,174 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:15:07,175 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:15:07,175 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:15:07,175 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 13:15:07,186 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:15:07,186 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:15:07,186 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:15:07,187 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:15:07,187 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:15:07,187 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:15:07,187 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 13:15:07,187 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:15:07,188 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:15:07,188 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:15:07,188 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:15:07,188 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:15:07,188 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:15:07,188 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:15:07,188 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:15:07,188 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:15:07,189 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:15:07,189 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:15:07,189 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:15:07,189 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 13:15:07,189 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:15:07,189 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 13:15:07,189 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 13:15:07,190 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:15:07,190 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:15:07,190 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:15:07,190 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 13:15:07,190 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:15:07,190 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:15:07,190 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_96e35985-48ce-451c-956f-6b9b3ec4ff48/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 -> d3ebf7e0857ea2577a0261191567e6475555f928 [2018-11-10 13:15:07,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:15:07,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:15:07,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:15:07,231 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:15:07,232 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:15:07,232 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product47_true-unreach-call_false-termination.cil.c [2018-11-10 13:15:07,279 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/data/c2934c1dc/dab14680997d43878740fbe2013ed9f2/FLAGd98e54971 [2018-11-10 13:15:07,663 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:15:07,664 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/sv-benchmarks/c/product-lines/minepump_spec2_product47_true-unreach-call_false-termination.cil.c [2018-11-10 13:15:07,672 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/data/c2934c1dc/dab14680997d43878740fbe2013ed9f2/FLAGd98e54971 [2018-11-10 13:15:07,684 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/data/c2934c1dc/dab14680997d43878740fbe2013ed9f2 [2018-11-10 13:15:07,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:15:07,688 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 13:15:07,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:15:07,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:15:07,692 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:15:07,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:15:07" (1/1) ... [2018-11-10 13:15:07,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42725a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:07, skipping insertion in model container [2018-11-10 13:15:07,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:15:07" (1/1) ... [2018-11-10 13:15:07,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:15:07,739 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:15:07,933 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:15:07,941 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:15:07,999 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:15:08,022 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:15:08,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:08 WrapperNode [2018-11-10 13:15:08,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:15:08,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:15:08,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:15:08,024 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:15:08,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:08" (1/1) ... [2018-11-10 13:15:08,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:08" (1/1) ... [2018-11-10 13:15:08,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:08" (1/1) ... [2018-11-10 13:15:08,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:08" (1/1) ... [2018-11-10 13:15:08,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:08" (1/1) ... [2018-11-10 13:15:08,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:08" (1/1) ... [2018-11-10 13:15:08,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:08" (1/1) ... [2018-11-10 13:15:08,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:15:08,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:15:08,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:15:08,139 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:15:08,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/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 [2018-11-10 13:15:08,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 13:15:08,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:15:08,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-10 13:15:08,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-10 13:15:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-10 13:15:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-10 13:15:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-10 13:15:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-10 13:15:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-10 13:15:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-10 13:15:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-10 13:15:08,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-10 13:15:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-10 13:15:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-10 13:15:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-10 13:15:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-10 13:15:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 13:15:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-10 13:15:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-10 13:15:08,189 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-10 13:15:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 13:15:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-10 13:15:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 13:15:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 13:15:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 13:15:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-10 13:15:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-10 13:15:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-10 13:15:08,190 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 13:15:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 13:15:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:15:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-10 13:15:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-10 13:15:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-10 13:15:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 13:15:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 13:15:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-10 13:15:08,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-10 13:15:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-10 13:15:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-10 13:15:08,192 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-10 13:15:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 13:15:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 13:15:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 13:15:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-10 13:15:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-10 13:15:08,192 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-10 13:15:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-10 13:15:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-10 13:15:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-10 13:15:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 13:15:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 13:15:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-10 13:15:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:15:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-10 13:15:08,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 13:15:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-10 13:15:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-10 13:15:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 13:15:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-10 13:15:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-10 13:15:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 13:15:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-10 13:15:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-10 13:15:08,194 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-10 13:15:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-10 13:15:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 13:15:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-10 13:15:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-10 13:15:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 13:15:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 13:15:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-10 13:15:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 13:15:08,195 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 13:15:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-10 13:15:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-10 13:15:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-10 13:15:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-10 13:15:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 13:15:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-10 13:15:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-10 13:15:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-10 13:15:08,196 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-10 13:15:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-10 13:15:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 13:15:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-10 13:15:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-10 13:15:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 13:15:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-10 13:15:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:15:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 13:15:08,197 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-10 13:15:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 13:15:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:15:08,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 13:15:08,903 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:15:08,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:15:08 BoogieIcfgContainer [2018-11-10 13:15:08,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:15:08,905 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 13:15:08,905 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 13:15:08,907 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 13:15:08,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 01:15:07" (1/3) ... [2018-11-10 13:15:08,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b55adff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:15:08, skipping insertion in model container [2018-11-10 13:15:08,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:15:08" (2/3) ... [2018-11-10 13:15:08,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b55adff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 01:15:08, skipping insertion in model container [2018-11-10 13:15:08,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:15:08" (3/3) ... [2018-11-10 13:15:08,910 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product47_true-unreach-call_false-termination.cil.c [2018-11-10 13:15:08,916 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 13:15:08,922 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 13:15:08,932 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 13:15:08,956 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 13:15:08,956 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 13:15:08,957 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 13:15:08,957 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 13:15:08,957 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 13:15:08,957 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 13:15:08,957 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 13:15:08,957 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 13:15:08,957 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 13:15:08,976 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states. [2018-11-10 13:15:08,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 13:15:08,984 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:08,985 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:08,987 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:08,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:08,993 INFO L82 PathProgramCache]: Analyzing trace with hash -350969608, now seen corresponding path program 1 times [2018-11-10 13:15:08,994 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:08,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:09,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:09,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:09,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:09,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:15:09,207 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:15:09,207 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 13:15:09,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 13:15:09,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 13:15:09,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 13:15:09,220 INFO L87 Difference]: Start difference. First operand 222 states. Second operand 2 states. [2018-11-10 13:15:09,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:09,248 INFO L93 Difference]: Finished difference Result 318 states and 389 transitions. [2018-11-10 13:15:09,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 13:15:09,249 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 87 [2018-11-10 13:15:09,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:09,257 INFO L225 Difference]: With dead ends: 318 [2018-11-10 13:15:09,257 INFO L226 Difference]: Without dead ends: 179 [2018-11-10 13:15:09,260 INFO L605 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 [2018-11-10 13:15:09,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-11-10 13:15:09,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2018-11-10 13:15:09,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2018-11-10 13:15:09,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 206 transitions. [2018-11-10 13:15:09,295 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 206 transitions. Word has length 87 [2018-11-10 13:15:09,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:09,296 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 206 transitions. [2018-11-10 13:15:09,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 13:15:09,296 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 206 transitions. [2018-11-10 13:15:09,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 13:15:09,298 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:09,298 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:09,299 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:09,299 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:09,299 INFO L82 PathProgramCache]: Analyzing trace with hash 844558097, now seen corresponding path program 1 times [2018-11-10 13:15:09,299 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:09,299 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:09,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:09,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:09,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:09,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:15:09,424 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:15:09,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 13:15:09,426 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 13:15:09,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 13:15:09,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 13:15:09,427 INFO L87 Difference]: Start difference. First operand 179 states and 206 transitions. Second operand 3 states. [2018-11-10 13:15:09,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:09,450 INFO L93 Difference]: Finished difference Result 259 states and 301 transitions. [2018-11-10 13:15:09,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 13:15:09,450 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2018-11-10 13:15:09,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:09,452 INFO L225 Difference]: With dead ends: 259 [2018-11-10 13:15:09,453 INFO L226 Difference]: Without dead ends: 169 [2018-11-10 13:15:09,454 INFO L605 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 [2018-11-10 13:15:09,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2018-11-10 13:15:09,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2018-11-10 13:15:09,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-11-10 13:15:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 193 transitions. [2018-11-10 13:15:09,469 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 193 transitions. Word has length 89 [2018-11-10 13:15:09,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:09,470 INFO L481 AbstractCegarLoop]: Abstraction has 169 states and 193 transitions. [2018-11-10 13:15:09,470 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 13:15:09,470 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 193 transitions. [2018-11-10 13:15:09,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-10 13:15:09,472 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:09,472 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:09,472 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:09,473 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:09,473 INFO L82 PathProgramCache]: Analyzing trace with hash 1483772459, now seen corresponding path program 1 times [2018-11-10 13:15:09,473 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:09,473 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:09,474 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:09,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:09,474 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:09,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:15:09,626 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:15:09,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:15:09,627 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:15:09,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:15:09,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:15:09,628 INFO L87 Difference]: Start difference. First operand 169 states and 193 transitions. Second operand 7 states. [2018-11-10 13:15:09,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:09,956 INFO L93 Difference]: Finished difference Result 431 states and 520 transitions. [2018-11-10 13:15:09,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 13:15:09,956 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2018-11-10 13:15:09,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:09,960 INFO L225 Difference]: With dead ends: 431 [2018-11-10 13:15:09,960 INFO L226 Difference]: Without dead ends: 326 [2018-11-10 13:15:09,961 INFO L605 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 [2018-11-10 13:15:09,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2018-11-10 13:15:09,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 318. [2018-11-10 13:15:09,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2018-11-10 13:15:09,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 381 transitions. [2018-11-10 13:15:09,991 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 381 transitions. Word has length 93 [2018-11-10 13:15:09,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:09,991 INFO L481 AbstractCegarLoop]: Abstraction has 318 states and 381 transitions. [2018-11-10 13:15:09,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:15:09,992 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 381 transitions. [2018-11-10 13:15:09,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-10 13:15:09,993 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:09,993 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:09,993 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:09,993 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:09,994 INFO L82 PathProgramCache]: Analyzing trace with hash -975631419, now seen corresponding path program 1 times [2018-11-10 13:15:09,994 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:09,994 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:09,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:09,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:09,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:15:10,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:15:10,133 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:15:10,134 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:15:10,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:15:10,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:15:10,135 INFO L87 Difference]: Start difference. First operand 318 states and 381 transitions. Second operand 6 states. [2018-11-10 13:15:10,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:10,254 INFO L93 Difference]: Finished difference Result 808 states and 1005 transitions. [2018-11-10 13:15:10,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 13:15:10,256 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 99 [2018-11-10 13:15:10,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:10,260 INFO L225 Difference]: With dead ends: 808 [2018-11-10 13:15:10,260 INFO L226 Difference]: Without dead ends: 554 [2018-11-10 13:15:10,262 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-10 13:15:10,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-11-10 13:15:10,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 548. [2018-11-10 13:15:10,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2018-11-10 13:15:10,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 666 transitions. [2018-11-10 13:15:10,298 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 666 transitions. Word has length 99 [2018-11-10 13:15:10,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:10,298 INFO L481 AbstractCegarLoop]: Abstraction has 548 states and 666 transitions. [2018-11-10 13:15:10,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:15:10,298 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 666 transitions. [2018-11-10 13:15:10,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 13:15:10,301 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:10,301 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:10,301 INFO L424 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:10,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:10,301 INFO L82 PathProgramCache]: Analyzing trace with hash 268906465, now seen corresponding path program 1 times [2018-11-10 13:15:10,301 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:10,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:10,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:10,302 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:10,302 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:10,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:10,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:15:10,393 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:15:10,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 13:15:10,394 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:15:10,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:15:10,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:15:10,394 INFO L87 Difference]: Start difference. First operand 548 states and 666 transitions. Second operand 7 states. [2018-11-10 13:15:10,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:10,871 INFO L93 Difference]: Finished difference Result 1387 states and 1808 transitions. [2018-11-10 13:15:10,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 13:15:10,871 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 103 [2018-11-10 13:15:10,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:10,876 INFO L225 Difference]: With dead ends: 1387 [2018-11-10 13:15:10,876 INFO L226 Difference]: Without dead ends: 903 [2018-11-10 13:15:10,877 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-10 13:15:10,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 903 states. [2018-11-10 13:15:10,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 903 to 801. [2018-11-10 13:15:10,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-11-10 13:15:10,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 965 transitions. [2018-11-10 13:15:10,922 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 965 transitions. Word has length 103 [2018-11-10 13:15:10,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:10,922 INFO L481 AbstractCegarLoop]: Abstraction has 801 states and 965 transitions. [2018-11-10 13:15:10,923 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:15:10,923 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 965 transitions. [2018-11-10 13:15:10,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 13:15:10,925 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:10,925 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:10,926 INFO L424 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:10,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:10,926 INFO L82 PathProgramCache]: Analyzing trace with hash -2137613887, now seen corresponding path program 1 times [2018-11-10 13:15:10,926 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:10,926 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:10,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:10,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:10,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:11,004 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:15:11,005 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:15:11,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 13:15:11,005 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 13:15:11,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 13:15:11,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-10 13:15:11,006 INFO L87 Difference]: Start difference. First operand 801 states and 965 transitions. Second operand 6 states. [2018-11-10 13:15:11,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:11,042 INFO L93 Difference]: Finished difference Result 1566 states and 1954 transitions. [2018-11-10 13:15:11,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 13:15:11,043 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 140 [2018-11-10 13:15:11,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:11,045 INFO L225 Difference]: With dead ends: 1566 [2018-11-10 13:15:11,045 INFO L226 Difference]: Without dead ends: 829 [2018-11-10 13:15:11,047 INFO L605 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 [2018-11-10 13:15:11,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2018-11-10 13:15:11,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 821. [2018-11-10 13:15:11,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 821 states. [2018-11-10 13:15:11,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 985 transitions. [2018-11-10 13:15:11,073 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 985 transitions. Word has length 140 [2018-11-10 13:15:11,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:11,074 INFO L481 AbstractCegarLoop]: Abstraction has 821 states and 985 transitions. [2018-11-10 13:15:11,074 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 13:15:11,074 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 985 transitions. [2018-11-10 13:15:11,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 13:15:11,076 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:11,076 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:11,076 INFO L424 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:11,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:11,077 INFO L82 PathProgramCache]: Analyzing trace with hash -209341185, now seen corresponding path program 1 times [2018-11-10 13:15:11,077 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:11,077 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:11,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:11,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:11,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:11,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:15:11,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:15:11,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-10 13:15:11,163 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-10 13:15:11,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-10 13:15:11,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-10 13:15:11,164 INFO L87 Difference]: Start difference. First operand 821 states and 985 transitions. Second operand 8 states. [2018-11-10 13:15:11,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:11,201 INFO L93 Difference]: Finished difference Result 1606 states and 1994 transitions. [2018-11-10 13:15:11,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 13:15:11,202 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 140 [2018-11-10 13:15:11,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:11,204 INFO L225 Difference]: With dead ends: 1606 [2018-11-10 13:15:11,204 INFO L226 Difference]: Without dead ends: 849 [2018-11-10 13:15:11,206 INFO L605 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 [2018-11-10 13:15:11,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 849 states. [2018-11-10 13:15:11,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 849 to 837. [2018-11-10 13:15:11,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 837 states. [2018-11-10 13:15:11,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 837 states and 1001 transitions. [2018-11-10 13:15:11,231 INFO L78 Accepts]: Start accepts. Automaton has 837 states and 1001 transitions. Word has length 140 [2018-11-10 13:15:11,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:11,231 INFO L481 AbstractCegarLoop]: Abstraction has 837 states and 1001 transitions. [2018-11-10 13:15:11,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-10 13:15:11,231 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1001 transitions. [2018-11-10 13:15:11,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 13:15:11,233 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:11,234 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:11,234 INFO L424 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:11,234 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:11,234 INFO L82 PathProgramCache]: Analyzing trace with hash -449881314, now seen corresponding path program 1 times [2018-11-10 13:15:11,234 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:11,234 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:11,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:11,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:11,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:11,312 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:15:11,312 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 13:15:11,313 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 13:15:11,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 13:15:11,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 13:15:11,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 13:15:11,313 INFO L87 Difference]: Start difference. First operand 837 states and 1001 transitions. Second operand 4 states. [2018-11-10 13:15:11,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:11,528 INFO L93 Difference]: Finished difference Result 2569 states and 3238 transitions. [2018-11-10 13:15:11,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 13:15:11,530 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 140 [2018-11-10 13:15:11,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:11,539 INFO L225 Difference]: With dead ends: 2569 [2018-11-10 13:15:11,539 INFO L226 Difference]: Without dead ends: 1796 [2018-11-10 13:15:11,542 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 13:15:11,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1796 states. [2018-11-10 13:15:11,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1796 to 1765. [2018-11-10 13:15:11,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1765 states. [2018-11-10 13:15:11,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1765 states and 2173 transitions. [2018-11-10 13:15:11,632 INFO L78 Accepts]: Start accepts. Automaton has 1765 states and 2173 transitions. Word has length 140 [2018-11-10 13:15:11,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:11,633 INFO L481 AbstractCegarLoop]: Abstraction has 1765 states and 2173 transitions. [2018-11-10 13:15:11,633 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 13:15:11,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2173 transitions. [2018-11-10 13:15:11,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 13:15:11,637 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:11,637 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:11,637 INFO L424 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:11,637 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:11,637 INFO L82 PathProgramCache]: Analyzing trace with hash 515497860, now seen corresponding path program 1 times [2018-11-10 13:15:11,638 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:11,638 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:11,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:11,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:11,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:11,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 13:15:11,759 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:15:11,759 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/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 [2018-11-10 13:15:11,775 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:11,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:11,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:15:12,074 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:15:12,102 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:15:12,102 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 13:15:12,102 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 13:15:12,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 13:15:12,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 13:15:12,103 INFO L87 Difference]: Start difference. First operand 1765 states and 2173 transitions. Second operand 19 states. [2018-11-10 13:15:13,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:13,068 INFO L93 Difference]: Finished difference Result 3436 states and 4286 transitions. [2018-11-10 13:15:13,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 13:15:13,068 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 144 [2018-11-10 13:15:13,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:13,077 INFO L225 Difference]: With dead ends: 3436 [2018-11-10 13:15:13,077 INFO L226 Difference]: Without dead ends: 1735 [2018-11-10 13:15:13,082 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 139 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 13:15:13,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2018-11-10 13:15:13,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1735. [2018-11-10 13:15:13,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1735 states. [2018-11-10 13:15:13,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1735 states and 2091 transitions. [2018-11-10 13:15:13,179 INFO L78 Accepts]: Start accepts. Automaton has 1735 states and 2091 transitions. Word has length 144 [2018-11-10 13:15:13,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:13,179 INFO L481 AbstractCegarLoop]: Abstraction has 1735 states and 2091 transitions. [2018-11-10 13:15:13,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 13:15:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2091 transitions. [2018-11-10 13:15:13,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 13:15:13,186 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:13,186 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:13,186 INFO L424 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:13,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:13,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1880659497, now seen corresponding path program 1 times [2018-11-10 13:15:13,187 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:13,187 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:13,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:13,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:13,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:13,266 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:15:13,266 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:15:13,267 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/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 [2018-11-10 13:15:13,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:13,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:15:13,463 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 13:15:13,480 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:15:13,480 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2018-11-10 13:15:13,480 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 13:15:13,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 13:15:13,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-10 13:15:13,481 INFO L87 Difference]: Start difference. First operand 1735 states and 2091 transitions. Second operand 7 states. [2018-11-10 13:15:14,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:14,034 INFO L93 Difference]: Finished difference Result 3989 states and 5142 transitions. [2018-11-10 13:15:14,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 13:15:14,035 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 196 [2018-11-10 13:15:14,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:14,043 INFO L225 Difference]: With dead ends: 3989 [2018-11-10 13:15:14,043 INFO L226 Difference]: Without dead ends: 2640 [2018-11-10 13:15:14,046 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-10 13:15:14,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2640 states. [2018-11-10 13:15:14,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2640 to 2309. [2018-11-10 13:15:14,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2309 states. [2018-11-10 13:15:14,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 2309 states and 2767 transitions. [2018-11-10 13:15:14,135 INFO L78 Accepts]: Start accepts. Automaton has 2309 states and 2767 transitions. Word has length 196 [2018-11-10 13:15:14,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:14,136 INFO L481 AbstractCegarLoop]: Abstraction has 2309 states and 2767 transitions. [2018-11-10 13:15:14,136 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 13:15:14,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2767 transitions. [2018-11-10 13:15:14,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-10 13:15:14,140 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 13:15:14,140 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 13:15:14,140 INFO L424 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 13:15:14,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:15:14,141 INFO L82 PathProgramCache]: Analyzing trace with hash 987173159, now seen corresponding path program 1 times [2018-11-10 13:15:14,141 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 13:15:14,141 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 13:15:14,141 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:14,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:14,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 13:15:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:14,261 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-10 13:15:14,261 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 13:15:14,262 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-10 13:15:14,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 13:15:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:15:14,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 13:15:14,492 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 13:15:14,509 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 13:15:14,510 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-10 13:15:14,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-10 13:15:14,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-10 13:15:14,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-10 13:15:14,511 INFO L87 Difference]: Start difference. First operand 2309 states and 2767 transitions. Second operand 19 states. [2018-11-10 13:15:15,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 13:15:15,091 INFO L93 Difference]: Finished difference Result 4051 states and 4941 transitions. [2018-11-10 13:15:15,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-10 13:15:15,092 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 196 [2018-11-10 13:15:15,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 13:15:15,093 INFO L225 Difference]: With dead ends: 4051 [2018-11-10 13:15:15,094 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 13:15:15,099 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 193 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-10 13:15:15,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 13:15:15,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 13:15:15,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 13:15:15,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 13:15:15,100 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 196 [2018-11-10 13:15:15,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 13:15:15,100 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 13:15:15,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-10 13:15:15,100 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 13:15:15,101 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:15:15,104 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 13:15:15,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:15,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 13:15:16,541 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 28 [2018-11-10 13:15:17,101 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 23 [2018-11-10 13:15:17,475 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 23 [2018-11-10 13:15:17,907 WARN L179 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 24 [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L186(lines 163 187) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 139 194) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L170(lines 170 174) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L164-1(lines 164 185) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L191(line 191) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 164 185) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L181-1(line 181) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 139 194) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-10 13:15:18,369 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 139 194) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L221-1(lines 221 246) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L219-1(line 219) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L221-3(lines 221 246) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L244(line 244) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L244-1(line 244) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L240(line 240) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 195 254) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 195 254) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L247(lines 220 248) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 195 254) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L239-1(line 239) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L235(line 235) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L235-1(line 235) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 231) no Hoare annotation was computed. [2018-11-10 13:15:18,370 INFO L425 ceAbstractionStarter]: For program point L227-1(lines 227 231) no Hoare annotation was computed. [2018-11-10 13:15:18,371 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2018-11-10 13:15:18,371 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2018-11-10 13:15:18,371 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2018-11-10 13:15:18,371 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2018-11-10 13:15:18,371 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2018-11-10 13:15:18,371 INFO L421 ceAbstractionStarter]: At program point L578-1(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:15:18,371 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 572 594) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:15:18,371 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 572 594) no Hoare annotation was computed. [2018-11-10 13:15:18,372 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 572 594) no Hoare annotation was computed. [2018-11-10 13:15:18,372 INFO L421 ceAbstractionStarter]: At program point L584(line 584) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:15:18,372 INFO L421 ceAbstractionStarter]: At program point L584-1(line 584) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 1) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:15:18,372 INFO L425 ceAbstractionStarter]: For program point L582(lines 582 589) no Hoare annotation was computed. [2018-11-10 13:15:18,372 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 589) no Hoare annotation was computed. [2018-11-10 13:15:18,372 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-10 13:15:18,372 INFO L421 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:15:18,372 INFO L421 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:15:18,372 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-10 13:15:18,372 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-10 13:15:18,372 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 529 552) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 529 552) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 529 552) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-10 13:15:18,373 INFO L425 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2018-11-10 13:15:18,374 INFO L425 ceAbstractionStarter]: For program point L738-1(line 738) no Hoare annotation was computed. [2018-11-10 13:15:18,374 INFO L425 ceAbstractionStarter]: For program point L736(lines 736 753) no Hoare annotation was computed. [2018-11-10 13:15:18,374 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 732 756) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-10 13:15:18,374 INFO L421 ceAbstractionStarter]: At program point L751(line 751) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-10 13:15:18,374 INFO L425 ceAbstractionStarter]: For program point L751-1(lines 732 756) no Hoare annotation was computed. [2018-11-10 13:15:18,374 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 732 756) no Hoare annotation was computed. [2018-11-10 13:15:18,374 INFO L421 ceAbstractionStarter]: At program point L746(line 746) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~5)) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (and (= 0 ~pumpRunning~0) .cse0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 (and .cse3 .cse0)) (or .cse3 .cse1 .cse2))) [2018-11-10 13:15:18,374 INFO L421 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (= ~systemActive~0 0))) (and (or .cse0 (and (not (= ~waterLevel~0 1)) .cse1) .cse2 .cse3) (or (< 0 ~waterLevel~0) .cse0 .cse2 .cse3) (or (and (<= 2 ~waterLevel~0) (= 0 ~pumpRunning~0) .cse1) .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 13:15:18,374 INFO L425 ceAbstractionStarter]: For program point L740(lines 740 748) no Hoare annotation was computed. [2018-11-10 13:15:18,375 INFO L421 ceAbstractionStarter]: At program point L738(line 738) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 13:15:18,375 INFO L421 ceAbstractionStarter]: At program point L897(line 897) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (= ~systemActive~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2018-11-10 13:15:18,375 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 891 905) no Hoare annotation was computed. [2018-11-10 13:15:18,375 INFO L425 ceAbstractionStarter]: For program point L895(lines 895 901) no Hoare annotation was computed. [2018-11-10 13:15:18,375 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 891 905) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (and (not (= ~systemActive~0 0)) .cse0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse6 (= ~systemActive~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse1) (or .cse4 .cse2 .cse5) (or .cse3 .cse6 .cse7) (or .cse7 .cse6 .cse2)))) [2018-11-10 13:15:18,375 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 891 905) no Hoare annotation was computed. [2018-11-10 13:15:18,375 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 827 835) no Hoare annotation was computed. [2018-11-10 13:15:18,375 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 827 835) the Hoare annotation is: true [2018-11-10 13:15:18,375 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 827 835) no Hoare annotation was computed. [2018-11-10 13:15:18,375 INFO L425 ceAbstractionStarter]: For program point L866-1(line 866) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point L855(lines 855 863) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point L855-2(lines 855 863) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 836 871) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point L843(lines 843 851) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point L843-2(lines 843 851) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 836 871) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 836 871) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point L866(line 866) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point L130-1(line 130) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2018-11-10 13:15:18,376 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 93 138) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L116-1(line 116) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 93 138) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 93 138) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L447(line 447) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L447-1(line 447) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-10 13:15:18,377 INFO L425 ceAbstractionStarter]: For program point L445-1(line 445) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 406 451) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point L437(lines 437 438) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point L437-1(lines 420 440) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 431) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 406 451) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 433) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point L425-1(line 425) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 406 451) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 440) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 561 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 561 571) no Hoare annotation was computed. [2018-11-10 13:15:18,378 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 561 571) no Hoare annotation was computed. [2018-11-10 13:15:18,379 INFO L421 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:15:18,379 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 816 826) the Hoare annotation is: true [2018-11-10 13:15:18,379 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 816 826) no Hoare annotation was computed. [2018-11-10 13:15:18,379 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 816 826) no Hoare annotation was computed. [2018-11-10 13:15:18,379 INFO L428 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: true [2018-11-10 13:15:18,379 INFO L425 ceAbstractionStarter]: For program point L821-1(line 821) no Hoare annotation was computed. [2018-11-10 13:15:18,379 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 808 815) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-10 13:15:18,379 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 808 815) no Hoare annotation was computed. [2018-11-10 13:15:18,379 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 808 815) no Hoare annotation was computed. [2018-11-10 13:15:18,379 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 689) no Hoare annotation was computed. [2018-11-10 13:15:18,379 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 679 692) no Hoare annotation was computed. [2018-11-10 13:15:18,379 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 679 692) the Hoare annotation is: true [2018-11-10 13:15:18,380 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 679 692) no Hoare annotation was computed. [2018-11-10 13:15:18,380 INFO L421 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse0))) [2018-11-10 13:15:18,380 INFO L425 ceAbstractionStarter]: For program point L766(lines 766 774) no Hoare annotation was computed. [2018-11-10 13:15:18,380 INFO L421 ceAbstractionStarter]: At program point L764(line 764) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-10 13:15:18,380 INFO L425 ceAbstractionStarter]: For program point L764-1(line 764) no Hoare annotation was computed. [2018-11-10 13:15:18,380 INFO L425 ceAbstractionStarter]: For program point L762(lines 762 779) no Hoare annotation was computed. [2018-11-10 13:15:18,380 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 758 782) no Hoare annotation was computed. [2018-11-10 13:15:18,380 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 758 782) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-10 13:15:18,380 INFO L421 ceAbstractionStarter]: At program point L777(line 777) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 13:15:18,380 INFO L425 ceAbstractionStarter]: For program point L777-1(lines 758 782) no Hoare annotation was computed. [2018-11-10 13:15:18,381 INFO L421 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1))) [2018-11-10 13:15:18,381 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 724 730) no Hoare annotation was computed. [2018-11-10 13:15:18,381 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 724 730) the Hoare annotation is: true [2018-11-10 13:15:18,381 INFO L421 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse0 (not (= ~systemActive~0 0)) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:15:18,381 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 907 972) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:15:18,381 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 933) no Hoare annotation was computed. [2018-11-10 13:15:18,381 INFO L425 ceAbstractionStarter]: For program point L927-1(lines 927 933) no Hoare annotation was computed. [2018-11-10 13:15:18,381 INFO L425 ceAbstractionStarter]: For program point L919(lines 919 923) no Hoare annotation was computed. [2018-11-10 13:15:18,381 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 907 972) no Hoare annotation was computed. [2018-11-10 13:15:18,381 INFO L425 ceAbstractionStarter]: For program point L917-1(lines 917 964) no Hoare annotation was computed. [2018-11-10 13:15:18,381 INFO L421 ceAbstractionStarter]: At program point L965(lines 916 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-10 13:15:18,382 INFO L421 ceAbstractionStarter]: At program point L955(line 955) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse3 .cse2))) [2018-11-10 13:15:18,382 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 959) no Hoare annotation was computed. [2018-11-10 13:15:18,382 INFO L421 ceAbstractionStarter]: At program point L953-1(lines 947 960) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse2) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-10 13:15:18,382 INFO L425 ceAbstractionStarter]: For program point L918(lines 917 964) no Hoare annotation was computed. [2018-11-10 13:15:18,382 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 960) no Hoare annotation was computed. [2018-11-10 13:15:18,382 INFO L421 ceAbstractionStarter]: At program point L939(line 939) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-10 13:15:18,382 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 943) no Hoare annotation was computed. [2018-11-10 13:15:18,382 INFO L425 ceAbstractionStarter]: For program point L937-1(lines 937 943) no Hoare annotation was computed. [2018-11-10 13:15:18,382 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 907 972) no Hoare annotation was computed. [2018-11-10 13:15:18,382 INFO L421 ceAbstractionStarter]: At program point L962(lines 917 964) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 385) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 387) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L379(line 379) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L379-1(line 379) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 360 405) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L374(lines 374 394) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 360 405) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 360 405) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L401-1(line 401) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L399(line 399) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L399-1(line 399) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 392) no Hoare annotation was computed. [2018-11-10 13:15:18,383 INFO L425 ceAbstractionStarter]: For program point L391-1(lines 374 394) no Hoare annotation was computed. [2018-11-10 13:15:18,384 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 783 790) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-10 13:15:18,384 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 783 790) no Hoare annotation was computed. [2018-11-10 13:15:18,384 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 783 790) no Hoare annotation was computed. [2018-11-10 13:15:18,384 INFO L421 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-10 13:15:18,384 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 483) no Hoare annotation was computed. [2018-11-10 13:15:18,384 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 486) no Hoare annotation was computed. [2018-11-10 13:15:18,384 INFO L421 ceAbstractionStarter]: At program point L474(line 474) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-10 13:15:18,384 INFO L425 ceAbstractionStarter]: For program point L474-1(line 474) no Hoare annotation was computed. [2018-11-10 13:15:18,384 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 489) no Hoare annotation was computed. [2018-11-10 13:15:18,384 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 464 492) no Hoare annotation was computed. [2018-11-10 13:15:18,384 INFO L428 ceAbstractionStarter]: At program point L470(line 470) the Hoare annotation is: true [2018-11-10 13:15:18,384 INFO L425 ceAbstractionStarter]: For program point L470-1(line 470) no Hoare annotation was computed. [2018-11-10 13:15:18,384 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 464 492) the Hoare annotation is: true [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 464 492) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 456 463) the Hoare annotation is: true [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 456 463) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 456 463) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point L655(lines 655 663) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point L655-2(lines 655 663) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 647 669) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 647 669) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 647 669) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 356) no Hoare annotation was computed. [2018-11-10 13:15:18,385 INFO L425 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L337(line 337) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L337-1(line 337) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L333(line 333) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L333-1(line 333) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L321(line 321) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L288(line 288) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L321-1(line 321) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L317-1(line 317) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 353) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L338(line 338) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L322(line 322) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 257 359) no Hoare annotation was computed. [2018-11-10 13:15:18,386 INFO L425 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L306-1(lines 306 326) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L306-3(lines 306 326) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L335(line 335) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L335-1(line 335) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L327(lines 305 328) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 257 359) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L319(line 319) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 302) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L319-1(line 319) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L348(line 348) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L307(lines 306 326) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 257 359) no Hoare annotation was computed. [2018-11-10 13:15:18,387 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 344) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L295(line 295) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L295-1(line 295) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L865(line 865) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L384(line 384) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L865-1(line 865) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L384-1(line 384) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L384-2(line 384) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L861-1(line 861) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L665(line 665) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L857(line 857) no Hoare annotation was computed. [2018-11-10 13:15:18,388 INFO L425 ceAbstractionStarter]: For program point L665-1(line 665) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L857-1(line 857) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L661(line 661) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L853(line 853) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L661-1(line 661) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L853-1(line 853) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L657(line 657) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L657-1(line 657) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L849-1(line 849) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L430-1(line 430) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-11-10 13:15:18,389 INFO L425 ceAbstractionStarter]: For program point L845(line 845) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L391(line 391) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L391-1(line 391) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L385(line 385) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L437-1(line 437) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L652(line 652) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L867(line 867) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point L867-1(line 867) no Hoare annotation was computed. [2018-11-10 13:15:18,390 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:15:18,391 INFO L425 ceAbstractionStarter]: For program point L802-1(lines 791 807) no Hoare annotation was computed. [2018-11-10 13:15:18,391 INFO L425 ceAbstractionStarter]: For program point L798(lines 798 804) no Hoare annotation was computed. [2018-11-10 13:15:18,391 INFO L421 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 13:15:18,391 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 791 807) no Hoare annotation was computed. [2018-11-10 13:15:18,391 INFO L425 ceAbstractionStarter]: For program point L796-1(line 796) no Hoare annotation was computed. [2018-11-10 13:15:18,391 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 791 807) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-10 13:15:18,391 INFO L421 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 (and (= activatePump_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-10 13:15:18,391 INFO L425 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 670 678) no Hoare annotation was computed. [2018-11-10 13:15:18,391 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 670 678) no Hoare annotation was computed. [2018-11-10 13:15:18,391 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 670 678) no Hoare annotation was computed. [2018-11-10 13:15:18,391 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 885) no Hoare annotation was computed. [2018-11-10 13:15:18,392 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 872 890) no Hoare annotation was computed. [2018-11-10 13:15:18,392 INFO L428 ceAbstractionStarter]: At program point L879(line 879) the Hoare annotation is: true [2018-11-10 13:15:18,392 INFO L425 ceAbstractionStarter]: For program point L881-2(lines 881 885) no Hoare annotation was computed. [2018-11-10 13:15:18,392 INFO L425 ceAbstractionStarter]: For program point L879-1(line 879) no Hoare annotation was computed. [2018-11-10 13:15:18,392 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 872 890) the Hoare annotation is: true [2018-11-10 13:15:18,392 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 872 890) no Hoare annotation was computed. [2018-11-10 13:15:18,392 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:15:18,392 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-10 13:15:18,392 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:15:18,392 INFO L421 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 626 637) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse1 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse2 (= ~methaneLevelCritical~0 1)))) [2018-11-10 13:15:18,392 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 626 637) no Hoare annotation was computed. [2018-11-10 13:15:18,392 INFO L425 ceAbstractionStarter]: For program point L630-1(lines 626 637) no Hoare annotation was computed. [2018-11-10 13:15:18,392 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 638 646) the Hoare annotation is: true [2018-11-10 13:15:18,393 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 638 646) no Hoare annotation was computed. [2018-11-10 13:15:18,393 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 638 646) no Hoare annotation was computed. [2018-11-10 13:15:18,393 INFO L425 ceAbstractionStarter]: For program point L704(lines 703 722) no Hoare annotation was computed. [2018-11-10 13:15:18,393 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 700 723) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2018-11-10 13:15:18,393 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 700 723) no Hoare annotation was computed. [2018-11-10 13:15:18,393 INFO L421 ceAbstractionStarter]: At program point L713(line 713) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (and (not .cse4) (= ~waterLevel~0 |old(~waterLevel~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse4 .cse3) (or .cse5 .cse0 .cse1)))) [2018-11-10 13:15:18,393 INFO L421 ceAbstractionStarter]: At program point L711(lines 711 717) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0))) (and (or (and (not .cse0) .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse6 .cse0 (<= 2 ~waterLevel~0) .cse4 .cse7) (or .cse5 .cse0 .cse7)))) [2018-11-10 13:15:18,393 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 700 723) no Hoare annotation was computed. [2018-11-10 13:15:18,393 INFO L421 ceAbstractionStarter]: At program point L706(line 706) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse3 .cse4) (or .cse1 .cse4))) [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 496 525) no Hoare annotation was computed. [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point L510(lines 510 514) no Hoare annotation was computed. [2018-11-10 13:15:18,394 INFO L428 ceAbstractionStarter]: At program point L510-1(lines 510 514) the Hoare annotation is: true [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point L506-1(lines 506 520) no Hoare annotation was computed. [2018-11-10 13:15:18,394 INFO L428 ceAbstractionStarter]: At program point L506-3(lines 506 520) the Hoare annotation is: true [2018-11-10 13:15:18,394 INFO L428 ceAbstractionStarter]: At program point L502(line 502) the Hoare annotation is: true [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point L502-1(line 502) no Hoare annotation was computed. [2018-11-10 13:15:18,394 INFO L428 ceAbstractionStarter]: At program point L521(lines 496 525) the Hoare annotation is: true [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-10 13:15:18,394 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 496 525) the Hoare annotation is: true [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point L507(line 507) no Hoare annotation was computed. [2018-11-10 13:15:18,394 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 602 613) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 602 613) no Hoare annotation was computed. [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 602 613) no Hoare annotation was computed. [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 553 559) no Hoare annotation was computed. [2018-11-10 13:15:18,394 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 553 559) the Hoare annotation is: true [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 13:15:18,394 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-10 13:15:18,394 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 13:15:18,394 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 13:15:18,395 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 614 625) no Hoare annotation was computed. [2018-11-10 13:15:18,395 INFO L425 ceAbstractionStarter]: For program point L618-1(lines 614 625) no Hoare annotation was computed. [2018-11-10 13:15:18,395 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 614 625) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-10 13:15:18,395 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-10 13:15:18,395 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-10 13:15:18,395 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-10 13:15:18,395 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-10 13:15:18,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 01:15:18 BoogieIcfgContainer [2018-11-10 13:15:18,410 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 13:15:18,410 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:15:18,410 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:15:18,410 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:15:18,411 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:15:08" (3/4) ... [2018-11-10 13:15:18,414 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:15:18,422 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-10 13:15:18,423 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 13:15:18,424 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 13:15:18,425 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-10 13:15:18,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-10 13:15:18,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 13:15:18,426 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-10 13:15:18,447 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2018-11-10 13:15:18,447 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-10 13:15:18,447 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 13:15:18,480 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) [2018-11-10 13:15:18,480 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-10 13:15:18,521 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_96e35985-48ce-451c-956f-6b9b3ec4ff48/bin-2019/uautomizer/witness.graphml [2018-11-10 13:15:18,522 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:15:18,522 INFO L168 Benchmark]: Toolchain (without parser) took 10835.28 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 394.8 MB). Free memory was 957.6 MB in the beginning and 934.2 MB in the end (delta: 23.5 MB). Peak memory consumption was 418.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:18,523 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:15:18,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 334.84 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:18,523 INFO L168 Benchmark]: Boogie Preprocessor took 115.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:18,524 INFO L168 Benchmark]: RCFGBuilder took 765.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 88.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:18,524 INFO L168 Benchmark]: TraceAbstraction took 9504.79 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 262.1 MB). Free memory was 1.0 GB in the beginning and 945.4 MB in the end (delta: 93.1 MB). Peak memory consumption was 470.9 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:18,524 INFO L168 Benchmark]: Witness Printer took 111.54 ms. Allocated memory is still 1.4 GB. Free memory was 945.4 MB in the beginning and 934.2 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:15:18,525 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 334.84 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 936.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 115.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 765.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 88.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9504.79 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 262.1 MB). Free memory was 1.0 GB in the beginning and 945.4 MB in the end (delta: 93.1 MB). Peak memory consumption was 470.9 MB. Max. memory is 11.5 GB. * Witness Printer took 111.54 ms. Allocated memory is still 1.4 GB. Free memory was 945.4 MB in the beginning and 934.2 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 342 locations, 1 error locations. SAFE Result, 9.4s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 3.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 2561 SDtfs, 1583 SDslu, 9962 SDs, 0 SdLazy, 3831 SolverSat, 327 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 675 GetRequests, 564 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2309occurred in iteration=10, 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, 498 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 4313 PreInvPairs, 4671 NumberOfFragments, 1659 HoareAnnotationTreeSize, 4313 FomulaSimplifications, 11141 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 65 FomulaSimplificationsInter, 24862 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1963 NumberOfCodeBlocks, 1963 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1949 ConstructedInterpolants, 0 QuantifiedInterpolants, 422968 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2531 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 203/211 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...