./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product62_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product62_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/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 b53c74b3fbc69a335e393da17bbcb1aa5d3461be .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:49:34,569 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:49:34,570 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:49:34,576 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:49:34,576 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:49:34,577 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:49:34,578 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:49:34,578 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:49:34,579 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:49:34,579 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:49:34,580 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:49:34,580 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:49:34,580 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:49:34,581 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:49:34,581 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:49:34,582 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:49:34,582 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:49:34,583 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:49:34,584 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:49:34,585 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:49:34,585 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:49:34,586 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:49:34,587 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:49:34,587 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:49:34,587 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:49:34,587 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:49:34,588 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:49:34,588 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:49:34,589 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:49:34,589 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:49:34,589 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:49:34,590 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:49:34,590 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:49:34,590 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:49:34,590 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:49:34,591 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:49:34,591 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 00:49:34,598 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:49:34,598 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:49:34,598 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:49:34,598 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:49:34,599 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:49:34,599 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:49:34,599 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 00:49:34,599 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:49:34,599 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:49:34,599 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:49:34,599 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:49:34,599 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:49:34,599 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:49:34,599 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:49:34,599 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:49:34,600 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:49:34,600 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:49:34,600 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 00:49:34,601 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:49:34,601 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:49:34,601 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_6e9cb5a8-c370-496a-8d8d-acb99d15c995/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 -> b53c74b3fbc69a335e393da17bbcb1aa5d3461be [2018-12-09 00:49:34,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:49:34,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:49:34,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:49:34,627 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:49:34,627 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:49:34,628 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product62_true-unreach-call_false-termination.cil.c [2018-12-09 00:49:34,662 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/data/e938be5ee/78ddf82c1c134de883bb41d55589c1d9/FLAG9a2489e80 [2018-12-09 00:49:35,149 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:49:35,149 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/sv-benchmarks/c/product-lines/minepump_spec3_product62_true-unreach-call_false-termination.cil.c [2018-12-09 00:49:35,155 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/data/e938be5ee/78ddf82c1c134de883bb41d55589c1d9/FLAG9a2489e80 [2018-12-09 00:49:35,163 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/data/e938be5ee/78ddf82c1c134de883bb41d55589c1d9 [2018-12-09 00:49:35,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:49:35,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:49:35,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:49:35,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:49:35,168 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:49:35,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35, skipping insertion in model container [2018-12-09 00:49:35,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:49:35,194 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:49:35,340 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:49:35,383 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:49:35,440 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:49:35,460 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:49:35,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35 WrapperNode [2018-12-09 00:49:35,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:49:35,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:49:35,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:49:35,461 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:49:35,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:49:35,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:49:35,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:49:35,488 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:49:35,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,508 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (1/1) ... [2018-12-09 00:49:35,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:49:35,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:49:35,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:49:35,510 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:49:35,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/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 [2018-12-09 00:49:35,543 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 00:49:35,543 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 00:49:35,543 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 00:49:35,543 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 00:49:35,543 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 00:49:35,543 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 00:49:35,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:49:35,543 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 00:49:35,543 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 00:49:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 00:49:35,544 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 00:49:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 00:49:35,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 00:49:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 00:49:35,544 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 00:49:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 00:49:35,544 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 00:49:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-09 00:49:35,544 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-09 00:49:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 00:49:35,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 00:49:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 00:49:35,544 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 00:49:35,544 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 00:49:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 00:49:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 00:49:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 00:49:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 00:49:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 00:49:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 00:49:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 00:49:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 00:49:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 00:49:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 00:49:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 00:49:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-09 00:49:35,545 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-09 00:49:35,545 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:49:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:49:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 00:49:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 00:49:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 00:49:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 00:49:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 00:49:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 00:49:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 00:49:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-09 00:49:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 00:49:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 00:49:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 00:49:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 00:49:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-09 00:49:35,546 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-09 00:49:35,546 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 00:49:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 00:49:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 00:49:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 00:49:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 00:49:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 00:49:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 00:49:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-12-09 00:49:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-12-09 00:49:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 00:49:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 00:49:35,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:49:35,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:49:35,862 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:49:35,862 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 00:49:35,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:49:35 BoogieIcfgContainer [2018-12-09 00:49:35,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:49:35,863 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 00:49:35,863 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 00:49:35,865 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 00:49:35,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:49:35" (1/3) ... [2018-12-09 00:49:35,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fcf670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:49:35, skipping insertion in model container [2018-12-09 00:49:35,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:49:35" (2/3) ... [2018-12-09 00:49:35,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fcf670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:49:35, skipping insertion in model container [2018-12-09 00:49:35,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:49:35" (3/3) ... [2018-12-09 00:49:35,867 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product62_true-unreach-call_false-termination.cil.c [2018-12-09 00:49:35,873 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 00:49:35,878 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 00:49:35,887 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 00:49:35,906 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 00:49:35,906 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 00:49:35,906 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 00:49:35,906 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 00:49:35,906 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 00:49:35,906 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 00:49:35,907 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 00:49:35,907 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 00:49:35,907 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 00:49:35,920 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2018-12-09 00:49:35,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 00:49:35,925 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:35,926 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:35,927 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:35,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:35,930 INFO L82 PathProgramCache]: Analyzing trace with hash -497022840, now seen corresponding path program 1 times [2018-12-09 00:49:35,932 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:35,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:35,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:35,961 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:35,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:36,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:36,070 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:36,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 00:49:36,072 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 00:49:36,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 00:49:36,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 00:49:36,081 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2018-12-09 00:49:36,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:36,112 INFO L93 Difference]: Finished difference Result 320 states and 397 transitions. [2018-12-09 00:49:36,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 00:49:36,113 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-12-09 00:49:36,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:36,123 INFO L225 Difference]: With dead ends: 320 [2018-12-09 00:49:36,123 INFO L226 Difference]: Without dead ends: 160 [2018-12-09 00:49:36,126 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 00:49:36,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2018-12-09 00:49:36,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2018-12-09 00:49:36,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2018-12-09 00:49:36,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 190 transitions. [2018-12-09 00:49:36,166 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 190 transitions. Word has length 52 [2018-12-09 00:49:36,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:36,167 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 190 transitions. [2018-12-09 00:49:36,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 00:49:36,167 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 190 transitions. [2018-12-09 00:49:36,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 00:49:36,170 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:36,170 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:36,170 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:36,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:36,171 INFO L82 PathProgramCache]: Analyzing trace with hash 2120666563, now seen corresponding path program 1 times [2018-12-09 00:49:36,171 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:36,171 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:36,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:36,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:36,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:36,241 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:36,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 00:49:36,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:49:36,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:49:36,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:49:36,243 INFO L87 Difference]: Start difference. First operand 160 states and 190 transitions. Second operand 3 states. [2018-12-09 00:49:36,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:36,263 INFO L93 Difference]: Finished difference Result 265 states and 315 transitions. [2018-12-09 00:49:36,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:49:36,264 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-12-09 00:49:36,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:36,265 INFO L225 Difference]: With dead ends: 265 [2018-12-09 00:49:36,265 INFO L226 Difference]: Without dead ends: 151 [2018-12-09 00:49:36,267 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:49:36,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-12-09 00:49:36,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2018-12-09 00:49:36,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-12-09 00:49:36,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 178 transitions. [2018-12-09 00:49:36,279 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 178 transitions. Word has length 53 [2018-12-09 00:49:36,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:36,279 INFO L480 AbstractCegarLoop]: Abstraction has 151 states and 178 transitions. [2018-12-09 00:49:36,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:49:36,279 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 178 transitions. [2018-12-09 00:49:36,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 00:49:36,281 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:36,281 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:36,281 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:36,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:36,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1417953152, now seen corresponding path program 1 times [2018-12-09 00:49:36,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:36,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:36,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:36,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:36,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:36,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:36,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 00:49:36,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:49:36,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:49:36,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:49:36,352 INFO L87 Difference]: Start difference. First operand 151 states and 178 transitions. Second operand 3 states. [2018-12-09 00:49:36,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:36,371 INFO L93 Difference]: Finished difference Result 278 states and 333 transitions. [2018-12-09 00:49:36,371 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:49:36,371 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 58 [2018-12-09 00:49:36,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:36,373 INFO L225 Difference]: With dead ends: 278 [2018-12-09 00:49:36,373 INFO L226 Difference]: Without dead ends: 151 [2018-12-09 00:49:36,374 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:49:36,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-12-09 00:49:36,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2018-12-09 00:49:36,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2018-12-09 00:49:36,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 177 transitions. [2018-12-09 00:49:36,386 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 177 transitions. Word has length 58 [2018-12-09 00:49:36,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:36,386 INFO L480 AbstractCegarLoop]: Abstraction has 151 states and 177 transitions. [2018-12-09 00:49:36,386 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:49:36,386 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 177 transitions. [2018-12-09 00:49:36,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 00:49:36,388 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:36,388 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:36,389 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:36,389 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:36,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1963241690, now seen corresponding path program 1 times [2018-12-09 00:49:36,389 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:36,389 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:36,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:36,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:36,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:36,465 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:36,465 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:49:36,465 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:49:36,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:49:36,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:49:36,466 INFO L87 Difference]: Start difference. First operand 151 states and 177 transitions. Second operand 5 states. [2018-12-09 00:49:36,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:36,828 INFO L93 Difference]: Finished difference Result 404 states and 488 transitions. [2018-12-09 00:49:36,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 00:49:36,828 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2018-12-09 00:49:36,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:36,830 INFO L225 Difference]: With dead ends: 404 [2018-12-09 00:49:36,830 INFO L226 Difference]: Without dead ends: 277 [2018-12-09 00:49:36,831 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:49:36,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2018-12-09 00:49:36,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 258. [2018-12-09 00:49:36,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2018-12-09 00:49:36,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 293 transitions. [2018-12-09 00:49:36,847 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 293 transitions. Word has length 76 [2018-12-09 00:49:36,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:36,848 INFO L480 AbstractCegarLoop]: Abstraction has 258 states and 293 transitions. [2018-12-09 00:49:36,848 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:49:36,848 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 293 transitions. [2018-12-09 00:49:36,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 00:49:36,849 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:36,849 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:36,849 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:36,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:36,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1316182276, now seen corresponding path program 1 times [2018-12-09 00:49:36,849 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:36,849 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:36,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,850 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:36,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:36,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:36,932 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:36,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-09 00:49:36,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 00:49:36,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 00:49:36,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:49:36,933 INFO L87 Difference]: Start difference. First operand 258 states and 293 transitions. Second operand 8 states. [2018-12-09 00:49:36,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:36,957 INFO L93 Difference]: Finished difference Result 499 states and 581 transitions. [2018-12-09 00:49:36,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 00:49:36,957 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 90 [2018-12-09 00:49:36,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:36,959 INFO L225 Difference]: With dead ends: 499 [2018-12-09 00:49:36,959 INFO L226 Difference]: Without dead ends: 265 [2018-12-09 00:49:36,960 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:49:36,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2018-12-09 00:49:36,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 262. [2018-12-09 00:49:36,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2018-12-09 00:49:36,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 297 transitions. [2018-12-09 00:49:36,971 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 297 transitions. Word has length 90 [2018-12-09 00:49:36,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:36,972 INFO L480 AbstractCegarLoop]: Abstraction has 262 states and 297 transitions. [2018-12-09 00:49:36,972 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 00:49:36,972 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 297 transitions. [2018-12-09 00:49:36,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 00:49:36,972 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:36,972 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:36,973 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:36,973 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:36,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1975713798, now seen corresponding path program 1 times [2018-12-09 00:49:36,973 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:36,973 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:36,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,974 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:36,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:37,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:37,034 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:37,034 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:49:37,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:49:37,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:49:37,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:49:37,035 INFO L87 Difference]: Start difference. First operand 262 states and 297 transitions. Second operand 6 states. [2018-12-09 00:49:37,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:37,155 INFO L93 Difference]: Finished difference Result 641 states and 759 transitions. [2018-12-09 00:49:37,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 00:49:37,155 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2018-12-09 00:49:37,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:37,157 INFO L225 Difference]: With dead ends: 641 [2018-12-09 00:49:37,158 INFO L226 Difference]: Without dead ends: 403 [2018-12-09 00:49:37,158 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:49:37,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2018-12-09 00:49:37,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 399. [2018-12-09 00:49:37,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2018-12-09 00:49:37,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 457 transitions. [2018-12-09 00:49:37,179 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 457 transitions. Word has length 90 [2018-12-09 00:49:37,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:37,180 INFO L480 AbstractCegarLoop]: Abstraction has 399 states and 457 transitions. [2018-12-09 00:49:37,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:49:37,180 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 457 transitions. [2018-12-09 00:49:37,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 00:49:37,180 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:37,181 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:37,181 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:37,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:37,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1060378356, now seen corresponding path program 1 times [2018-12-09 00:49:37,181 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:37,181 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:37,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:37,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:37,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:37,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:37,256 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:49:37,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:49:37,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:49:37,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:49:37,257 INFO L87 Difference]: Start difference. First operand 399 states and 457 transitions. Second operand 6 states. [2018-12-09 00:49:37,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:37,400 INFO L93 Difference]: Finished difference Result 866 states and 1030 transitions. [2018-12-09 00:49:37,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 00:49:37,400 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2018-12-09 00:49:37,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:37,402 INFO L225 Difference]: With dead ends: 866 [2018-12-09 00:49:37,402 INFO L226 Difference]: Without dead ends: 628 [2018-12-09 00:49:37,403 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:49:37,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2018-12-09 00:49:37,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 610. [2018-12-09 00:49:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 610 states. [2018-12-09 00:49:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 715 transitions. [2018-12-09 00:49:37,424 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 715 transitions. Word has length 94 [2018-12-09 00:49:37,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:37,425 INFO L480 AbstractCegarLoop]: Abstraction has 610 states and 715 transitions. [2018-12-09 00:49:37,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:49:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 715 transitions. [2018-12-09 00:49:37,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 00:49:37,426 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:37,426 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:37,426 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:37,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:37,426 INFO L82 PathProgramCache]: Analyzing trace with hash -215750409, now seen corresponding path program 1 times [2018-12-09 00:49:37,426 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:37,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:37,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:37,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:37,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:37,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:37,494 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:37,494 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 00:49:37,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 00:49:37,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 00:49:37,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:49:37,495 INFO L87 Difference]: Start difference. First operand 610 states and 715 transitions. Second operand 9 states. [2018-12-09 00:49:37,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:37,555 INFO L93 Difference]: Finished difference Result 1079 states and 1282 transitions. [2018-12-09 00:49:37,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 00:49:37,556 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2018-12-09 00:49:37,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:37,559 INFO L225 Difference]: With dead ends: 1079 [2018-12-09 00:49:37,559 INFO L226 Difference]: Without dead ends: 630 [2018-12-09 00:49:37,561 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:49:37,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2018-12-09 00:49:37,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 625. [2018-12-09 00:49:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 625 states. [2018-12-09 00:49:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 732 transitions. [2018-12-09 00:49:37,592 INFO L78 Accepts]: Start accepts. Automaton has 625 states and 732 transitions. Word has length 94 [2018-12-09 00:49:37,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:37,593 INFO L480 AbstractCegarLoop]: Abstraction has 625 states and 732 transitions. [2018-12-09 00:49:37,593 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 00:49:37,593 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 732 transitions. [2018-12-09 00:49:37,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 00:49:37,594 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:37,595 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:37,595 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:37,595 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:37,595 INFO L82 PathProgramCache]: Analyzing trace with hash -875281931, now seen corresponding path program 1 times [2018-12-09 00:49:37,595 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:37,595 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:37,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:37,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:37,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:37,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:37,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:37,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:49:37,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:49:37,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:49:37,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:49:37,637 INFO L87 Difference]: Start difference. First operand 625 states and 732 transitions. Second operand 5 states. [2018-12-09 00:49:37,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:37,668 INFO L93 Difference]: Finished difference Result 1081 states and 1293 transitions. [2018-12-09 00:49:37,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 00:49:37,669 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 94 [2018-12-09 00:49:37,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:37,670 INFO L225 Difference]: With dead ends: 1081 [2018-12-09 00:49:37,670 INFO L226 Difference]: Without dead ends: 617 [2018-12-09 00:49:37,671 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:49:37,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2018-12-09 00:49:37,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 617. [2018-12-09 00:49:37,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 617 states. [2018-12-09 00:49:37,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 721 transitions. [2018-12-09 00:49:37,688 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 721 transitions. Word has length 94 [2018-12-09 00:49:37,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:37,688 INFO L480 AbstractCegarLoop]: Abstraction has 617 states and 721 transitions. [2018-12-09 00:49:37,688 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:49:37,688 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 721 transitions. [2018-12-09 00:49:37,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 00:49:37,689 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:37,690 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:37,690 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:37,690 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:37,690 INFO L82 PathProgramCache]: Analyzing trace with hash 485334592, now seen corresponding path program 1 times [2018-12-09 00:49:37,690 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:37,690 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:37,690 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:37,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:37,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:49:37,755 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:49:37,755 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/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 [2018-12-09 00:49:37,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:37,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:49:37,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:49:37,960 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 00:49:37,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2018-12-09 00:49:37,961 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-09 00:49:37,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-09 00:49:37,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2018-12-09 00:49:37,962 INFO L87 Difference]: Start difference. First operand 617 states and 721 transitions. Second operand 14 states. [2018-12-09 00:49:38,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:38,460 INFO L93 Difference]: Finished difference Result 1676 states and 2028 transitions. [2018-12-09 00:49:38,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-12-09 00:49:38,461 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 106 [2018-12-09 00:49:38,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:38,464 INFO L225 Difference]: With dead ends: 1676 [2018-12-09 00:49:38,464 INFO L226 Difference]: Without dead ends: 1083 [2018-12-09 00:49:38,465 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-12-09 00:49:38,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2018-12-09 00:49:38,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 1080. [2018-12-09 00:49:38,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1080 states. [2018-12-09 00:49:38,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 1080 states and 1251 transitions. [2018-12-09 00:49:38,495 INFO L78 Accepts]: Start accepts. Automaton has 1080 states and 1251 transitions. Word has length 106 [2018-12-09 00:49:38,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:38,496 INFO L480 AbstractCegarLoop]: Abstraction has 1080 states and 1251 transitions. [2018-12-09 00:49:38,496 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-09 00:49:38,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1251 transitions. [2018-12-09 00:49:38,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 00:49:38,497 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:38,497 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:38,498 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:38,498 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:38,498 INFO L82 PathProgramCache]: Analyzing trace with hash 2000788636, now seen corresponding path program 1 times [2018-12-09 00:49:38,498 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:38,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:38,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:38,499 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:38,499 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:38,563 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:49:38,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:38,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 00:49:38,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 00:49:38,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 00:49:38,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:49:38,564 INFO L87 Difference]: Start difference. First operand 1080 states and 1251 transitions. Second operand 10 states. [2018-12-09 00:49:38,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:38,748 INFO L93 Difference]: Finished difference Result 2110 states and 2474 transitions. [2018-12-09 00:49:38,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 00:49:38,748 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2018-12-09 00:49:38,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:38,751 INFO L225 Difference]: With dead ends: 2110 [2018-12-09 00:49:38,751 INFO L226 Difference]: Without dead ends: 1054 [2018-12-09 00:49:38,753 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-09 00:49:38,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2018-12-09 00:49:38,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1038. [2018-12-09 00:49:38,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1038 states. [2018-12-09 00:49:38,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1200 transitions. [2018-12-09 00:49:38,780 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1200 transitions. Word has length 110 [2018-12-09 00:49:38,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:38,781 INFO L480 AbstractCegarLoop]: Abstraction has 1038 states and 1200 transitions. [2018-12-09 00:49:38,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 00:49:38,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1200 transitions. [2018-12-09 00:49:38,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 00:49:38,782 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:38,782 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:38,782 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:38,782 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:38,782 INFO L82 PathProgramCache]: Analyzing trace with hash 1098500354, now seen corresponding path program 1 times [2018-12-09 00:49:38,782 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:38,782 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:38,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:38,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:38,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:38,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:49:38,848 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:49:38,849 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 00:49:38,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 00:49:38,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 00:49:38,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:49:38,849 INFO L87 Difference]: Start difference. First operand 1038 states and 1200 transitions. Second operand 10 states. [2018-12-09 00:49:39,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:39,013 INFO L93 Difference]: Finished difference Result 2058 states and 2382 transitions. [2018-12-09 00:49:39,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 00:49:39,014 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 110 [2018-12-09 00:49:39,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:39,018 INFO L225 Difference]: With dead ends: 2058 [2018-12-09 00:49:39,018 INFO L226 Difference]: Without dead ends: 1044 [2018-12-09 00:49:39,020 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-09 00:49:39,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2018-12-09 00:49:39,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 1000. [2018-12-09 00:49:39,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1000 states. [2018-12-09 00:49:39,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 1000 states and 1126 transitions. [2018-12-09 00:49:39,063 INFO L78 Accepts]: Start accepts. Automaton has 1000 states and 1126 transitions. Word has length 110 [2018-12-09 00:49:39,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:39,063 INFO L480 AbstractCegarLoop]: Abstraction has 1000 states and 1126 transitions. [2018-12-09 00:49:39,063 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 00:49:39,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1126 transitions. [2018-12-09 00:49:39,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 00:49:39,066 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:39,066 INFO L402 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] [2018-12-09 00:49:39,066 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:39,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:39,067 INFO L82 PathProgramCache]: Analyzing trace with hash 114656940, now seen corresponding path program 1 times [2018-12-09 00:49:39,067 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:39,067 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:39,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:39,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:39,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:39,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:39,119 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 00:49:39,119 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:49:39,119 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/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 [2018-12-09 00:49:39,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:39,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:49:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 00:49:39,300 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-09 00:49:39,300 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-12-09 00:49:39,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-09 00:49:39,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-09 00:49:39,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-12-09 00:49:39,301 INFO L87 Difference]: Start difference. First operand 1000 states and 1126 transitions. Second operand 13 states. [2018-12-09 00:49:40,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:40,403 INFO L93 Difference]: Finished difference Result 2344 states and 2782 transitions. [2018-12-09 00:49:40,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-09 00:49:40,403 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 154 [2018-12-09 00:49:40,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:40,408 INFO L225 Difference]: With dead ends: 2344 [2018-12-09 00:49:40,409 INFO L226 Difference]: Without dead ends: 1368 [2018-12-09 00:49:40,411 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-12-09 00:49:40,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1368 states. [2018-12-09 00:49:40,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1368 to 1214. [2018-12-09 00:49:40,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1214 states. [2018-12-09 00:49:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 1214 states and 1351 transitions. [2018-12-09 00:49:40,473 INFO L78 Accepts]: Start accepts. Automaton has 1214 states and 1351 transitions. Word has length 154 [2018-12-09 00:49:40,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:40,473 INFO L480 AbstractCegarLoop]: Abstraction has 1214 states and 1351 transitions. [2018-12-09 00:49:40,473 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-09 00:49:40,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1351 transitions. [2018-12-09 00:49:40,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 00:49:40,476 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:49:40,476 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:49:40,477 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:49:40,477 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:49:40,477 INFO L82 PathProgramCache]: Analyzing trace with hash -1699346519, now seen corresponding path program 1 times [2018-12-09 00:49:40,477 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:49:40,477 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:49:40,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:40,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:40,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:49:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:40,526 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 00:49:40,526 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:49:40,526 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/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 [2018-12-09 00:49:40,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:49:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:49:40,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:49:40,700 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 00:49:40,725 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-09 00:49:40,725 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-12-09 00:49:40,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-09 00:49:40,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-09 00:49:40,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-12-09 00:49:40,727 INFO L87 Difference]: Start difference. First operand 1214 states and 1351 transitions. Second operand 15 states. [2018-12-09 00:49:42,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:49:42,356 INFO L93 Difference]: Finished difference Result 3053 states and 3854 transitions. [2018-12-09 00:49:42,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-12-09 00:49:42,357 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 158 [2018-12-09 00:49:42,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:49:42,357 INFO L225 Difference]: With dead ends: 3053 [2018-12-09 00:49:42,357 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 00:49:42,361 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-12-09 00:49:42,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 00:49:42,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 00:49:42,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 00:49:42,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 00:49:42,361 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 158 [2018-12-09 00:49:42,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:49:42,361 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 00:49:42,361 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-09 00:49:42,362 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 00:49:42,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:49:42,364 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 00:49:42,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:42,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:49:43,265 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 27 [2018-12-09 00:49:43,769 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 45 [2018-12-09 00:49:44,371 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 45 [2018-12-09 00:49:44,504 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 30 [2018-12-09 00:49:44,847 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2018-12-09 00:49:45,718 WARN L180 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 53 [2018-12-09 00:49:45,890 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2018-12-09 00:49:46,125 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 30 [2018-12-09 00:49:46,237 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2018-12-09 00:49:46,967 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 39 [2018-12-09 00:49:47,126 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 582 588) the Hoare annotation is: true [2018-12-09 00:49:47,126 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 582 588) no Hoare annotation was computed. [2018-12-09 00:49:47,126 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 589 597) no Hoare annotation was computed. [2018-12-09 00:49:47,126 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 589 597) the Hoare annotation is: true [2018-12-09 00:49:47,126 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 589 597) no Hoare annotation was computed. [2018-12-09 00:49:47,127 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 992 1014) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 00:49:47,127 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 992 1014) no Hoare annotation was computed. [2018-12-09 00:49:47,127 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 992 1014) no Hoare annotation was computed. [2018-12-09 00:49:47,127 INFO L444 ceAbstractionStarter]: At program point L1004(line 1004) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= main_~tmp~11 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:49:47,127 INFO L444 ceAbstractionStarter]: At program point L1004-1(line 1004) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (and (= main_~tmp~11 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:49:47,127 INFO L448 ceAbstractionStarter]: For program point L1002(lines 1002 1009) no Hoare annotation was computed. [2018-12-09 00:49:47,127 INFO L448 ceAbstractionStarter]: For program point L1002-1(lines 1002 1009) no Hoare annotation was computed. [2018-12-09 00:49:47,127 INFO L448 ceAbstractionStarter]: For program point L1000(line 1000) no Hoare annotation was computed. [2018-12-09 00:49:47,127 INFO L444 ceAbstractionStarter]: At program point L999(line 999) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 00:49:47,127 INFO L444 ceAbstractionStarter]: At program point L998(line 998) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 00:49:47,128 INFO L444 ceAbstractionStarter]: At program point L998-1(line 998) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 00:49:47,128 INFO L448 ceAbstractionStarter]: For program point L673(lines 673 681) no Hoare annotation was computed. [2018-12-09 00:49:47,128 INFO L444 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-09 00:49:47,128 INFO L448 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2018-12-09 00:49:47,128 INFO L448 ceAbstractionStarter]: For program point L669(lines 669 686) no Hoare annotation was computed. [2018-12-09 00:49:47,128 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 665 689) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse6 (< 1 ~waterLevel~0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 .cse5 .cse6 .cse1 .cse7) (or .cse5 .cse0 .cse1 .cse3 .cse2) (or .cse6 .cse3 .cse1 .cse7 .cse4))) [2018-12-09 00:49:47,128 INFO L444 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse5 .cse6 .cse7) (or .cse1 .cse2 .cse3 .cse7) (or .cse0 .cse4 .cse2 .cse6 .cse5))) [2018-12-09 00:49:47,128 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 665 689) no Hoare annotation was computed. [2018-12-09 00:49:47,128 INFO L448 ceAbstractionStarter]: For program point L684-1(lines 665 689) no Hoare annotation was computed. [2018-12-09 00:49:47,128 INFO L444 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-09 00:49:47,128 INFO L444 ceAbstractionStarter]: At program point L675(line 675) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-09 00:49:47,128 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 760 768) no Hoare annotation was computed. [2018-12-09 00:49:47,128 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 760 768) the Hoare annotation is: true [2018-12-09 00:49:47,128 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 760 768) no Hoare annotation was computed. [2018-12-09 00:49:47,128 INFO L448 ceAbstractionStarter]: For program point L833(lines 833 837) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L451 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: true [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point L833-2(lines 833 837) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 824 842) the Hoare annotation is: true [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 824 842) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 824 842) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 575 581) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 575 581) the Hoare annotation is: true [2018-12-09 00:49:47,129 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 982 991) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 982 991) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 982 991) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point L754-1(line 754) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 749 759) the Hoare annotation is: true [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 749 759) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 749 759) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L451 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: true [2018-12-09 00:49:47,129 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 741 748) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3) (or .cse1 .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 741 748) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 741 748) no Hoare annotation was computed. [2018-12-09 00:49:47,129 INFO L444 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-09 00:49:47,130 INFO L444 ceAbstractionStarter]: At program point L701(line 701) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-09 00:49:47,130 INFO L448 ceAbstractionStarter]: For program point L699(lines 699 707) no Hoare annotation was computed. [2018-12-09 00:49:47,130 INFO L444 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-09 00:49:47,130 INFO L448 ceAbstractionStarter]: For program point L697-1(line 697) no Hoare annotation was computed. [2018-12-09 00:49:47,130 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 712) no Hoare annotation was computed. [2018-12-09 00:49:47,130 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 691 715) no Hoare annotation was computed. [2018-12-09 00:49:47,130 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 691 715) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse6 (< 1 ~waterLevel~0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 .cse5 .cse6 .cse1 .cse7) (or .cse5 .cse0 .cse1 .cse3 .cse2) (or .cse6 .cse3 .cse1 .cse7 .cse4))) [2018-12-09 00:49:47,130 INFO L444 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse5 .cse6 .cse7) (or .cse1 .cse2 .cse3 .cse7) (or .cse0 .cse4 .cse2 .cse6 .cse5))) [2018-12-09 00:49:47,130 INFO L448 ceAbstractionStarter]: For program point L710-1(lines 691 715) no Hoare annotation was computed. [2018-12-09 00:49:47,130 INFO L448 ceAbstractionStarter]: For program point L541(lines 541 547) no Hoare annotation was computed. [2018-12-09 00:49:47,130 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 537 550) no Hoare annotation was computed. [2018-12-09 00:49:47,130 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 537 550) the Hoare annotation is: true [2018-12-09 00:49:47,130 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 537 550) no Hoare annotation was computed. [2018-12-09 00:49:47,130 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 631 637) no Hoare annotation was computed. [2018-12-09 00:49:47,131 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 631 637) the Hoare annotation is: true [2018-12-09 00:49:47,131 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 869) no Hoare annotation was computed. [2018-12-09 00:49:47,131 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 853 918) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-09 00:49:47,131 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 853 918) no Hoare annotation was computed. [2018-12-09 00:49:47,131 INFO L444 ceAbstractionStarter]: At program point L911(lines 862 912) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~systemActive~0)| 0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:49:47,131 INFO L448 ceAbstractionStarter]: For program point L901(lines 901 905) no Hoare annotation was computed. [2018-12-09 00:49:47,131 INFO L444 ceAbstractionStarter]: At program point L901-2(lines 893 906) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse2 .cse5 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4) (= |old(~systemActive~0)| 0) (and .cse2 .cse3 .cse5 .cse6 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 00:49:47,131 INFO L448 ceAbstractionStarter]: For program point L864(lines 863 910) no Hoare annotation was computed. [2018-12-09 00:49:47,131 INFO L444 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse2 .cse5 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4) (= |old(~systemActive~0)| 0) (and .cse2 .cse3 .cse5 .cse6 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 00:49:47,131 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 906) no Hoare annotation was computed. [2018-12-09 00:49:47,131 INFO L444 ceAbstractionStarter]: At program point L885(line 885) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse2 .cse5 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4) (= |old(~systemActive~0)| 0) (and .cse2 .cse3 .cse5 .cse6 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 00:49:47,131 INFO L448 ceAbstractionStarter]: For program point L883(lines 883 889) no Hoare annotation was computed. [2018-12-09 00:49:47,131 INFO L448 ceAbstractionStarter]: For program point L883-1(lines 883 889) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L444 ceAbstractionStarter]: At program point L908(lines 863 910) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 0 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (= |old(~systemActive~0)| 0) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse2 .cse3 .cse5 .cse6 .cse4) (and .cse0 .cse2 .cse7 .cse5 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse7 .cse2 .cse6 .cse4))) [2018-12-09 00:49:47,132 INFO L444 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 1)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse6 (= 0 ~pumpRunning~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse0 (not (= ~systemActive~0 0))) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (or (= |old(~systemActive~0)| 0) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse0 .cse1 .cse4) (and .cse5 .cse0 .cse7 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse7 .cse0 .cse3 .cse4))) [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 853 918) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 716 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (< 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 716 723) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 716 723) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 551 559) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 551 559) the Hoare annotation is: true [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 551 559) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L444 ceAbstractionStarter]: At program point L735(line 735) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< 2 ~waterLevel~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= ~methaneLevelCritical~0 activatePump_~tmp~7) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point L735-1(lines 724 740) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 724 740) no Hoare annotation was computed. [2018-12-09 00:49:47,132 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 737) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L444 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-12-09 00:49:47,133 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 724 740) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 .cse2))) [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point L729-1(line 729) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 805 823) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point L814(lines 814 818) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L451 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: true [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point L814-2(lines 814 818) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point L812-1(line 812) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 805 823) the Hoare annotation is: true [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 805 823) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 528 536) the Hoare annotation is: true [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 528 536) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 528 536) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 484 495) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse3 (= ~methaneLevelCritical~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (or .cse2 .cse6) .cse4 .cse7) (or .cse1 .cse2 .cse4 .cse5 .cse7) (or (or .cse0 .cse2 .cse6) .cse4 .cse3))) [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point L488-1(lines 484 495) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 484 495) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L451 ceAbstractionStarter]: At program point L931-2(lines 931 945) the Hoare annotation is: true [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 921 950) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L451 ceAbstractionStarter]: At program point L927(line 927) the Hoare annotation is: true [2018-12-09 00:49:47,133 INFO L448 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-12-09 00:49:47,133 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 921 950) the Hoare annotation is: true [2018-12-09 00:49:47,134 INFO L451 ceAbstractionStarter]: At program point L946(lines 921 950) the Hoare annotation is: true [2018-12-09 00:49:47,134 INFO L448 ceAbstractionStarter]: For program point L942(line 942) no Hoare annotation was computed. [2018-12-09 00:49:47,134 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 939) no Hoare annotation was computed. [2018-12-09 00:49:47,134 INFO L451 ceAbstractionStarter]: At program point L935-1(lines 935 939) the Hoare annotation is: true [2018-12-09 00:49:47,134 INFO L448 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2018-12-09 00:49:47,134 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 607 630) the Hoare annotation is: (let ((.cse11 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse13 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~systemActive~0 0)) (.cse12 (not (= 1 |old(~pumpRunning~0)|)))) (let ((.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse7 (= 1 ~waterLevel~0)) (.cse0 (or .cse3 .cse5 .cse12)) (.cse6 (and .cse11 .cse13)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse2 (and (<= ~waterLevel~0 2) .cse13)) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse1) (or .cse3 .cse4 .cse5 .cse7 .cse8) (or .cse4 .cse5 .cse8 .cse9 .cse7) (or .cse10 .cse0 (<= ~waterLevel~0 1)) (or (< 0 |old(~waterLevel~0)|) .cse11 .cse0) (or .cse6 (or .cse5 .cse12) .cse1 .cse9) (or .cse10 .cse11 .cse4 .cse5 .cse9) (or .cse4 .cse5 .cse1 .cse2 .cse9)))) [2018-12-09 00:49:47,134 INFO L444 ceAbstractionStarter]: At program point L620(line 620) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse6 (= 1 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse11 (and .cse3 (<= ~waterLevel~0 0) .cse4)) (.cse10 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse4)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse5 (< 2 |old(~waterLevel~0)|)) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4) .cse5) (or .cse0 .cse1 .cse2 .cse6 .cse7) (or .cse1 .cse2 .cse7 .cse8 .cse6) (or (or .cse0 .cse2 .cse9) .cse10 .cse5 .cse11) (or (or .cse2 .cse9) .cse5 .cse11 .cse10 .cse8) (or (< 1 |old(~waterLevel~0)|) .cse3 .cse1 .cse2 .cse8) (or .cse1 .cse2 .cse5 (and (<= ~waterLevel~0 2) .cse4) .cse8)))) [2018-12-09 00:49:47,134 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 607 630) no Hoare annotation was computed. [2018-12-09 00:49:47,134 INFO L444 ceAbstractionStarter]: At program point L618(lines 618 624) the Hoare annotation is: (let ((.cse16 (= 0 ~pumpRunning~0)) (.cse15 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse14 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse17 (<= ~waterLevel~0 0)) (.cse12 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse10 (and .cse14 .cse17 .cse12)) (.cse8 (and .cse15 .cse12)) (.cse11 (and .cse14 .cse16 .cse17)) (.cse9 (and .cse15 .cse16)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and .cse14 .cse12)) (.cse13 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse5 .cse6) (or (or .cse0 .cse2 .cse7) .cse8 .cse4 .cse9 .cse10 .cse11) (or (and (<= ~waterLevel~0 1) .cse12) .cse1 .cse2 .cse4 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) .cse13) (or .cse1 .cse2 .cse6 .cse13 (and .cse5 .cse12)) (or (or .cse2 .cse7) .cse4 .cse10 .cse8 .cse11 .cse9 .cse13) (or (or (< 0 |old(~waterLevel~0)|) .cse1 .cse2) .cse3 .cse13)))) [2018-12-09 00:49:47,134 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 607 630) no Hoare annotation was computed. [2018-12-09 00:49:47,134 INFO L444 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse9 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= ~systemActive~0 0)) (.cse10 (not (= 1 |old(~pumpRunning~0)|)))) (let ((.cse1 (or .cse8 .cse10)) (.cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse0 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse4 (or .cse9 .cse8 .cse10)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or (< 0 |old(~waterLevel~0)|) .cse4 .cse5) (or .cse6 .cse1 .cse3 .cse5) (or .cse7 .cse8 .cse2 .cse3) (or .cse6 .cse4 (<= ~waterLevel~0 1)) (or .cse0 .cse4 .cse2) (or .cse9 .cse7 .cse8 .cse2)))) [2018-12-09 00:49:47,134 INFO L448 ceAbstractionStarter]: For program point L611(lines 610 629) no Hoare annotation was computed. [2018-12-09 00:49:47,134 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 496 504) the Hoare annotation is: true [2018-12-09 00:49:47,134 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 496 504) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 496 504) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L444 ceAbstractionStarter]: At program point L65(line 65) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse5 (= __utac_acc__Specification3_spec__1_~tmp~0 ~methaneLevelCritical~0)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~systemActive~0 0)) (.cse7 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse5 .cse6) (or .cse2 .cse5 .cse7 .cse3 .cse6) (or .cse0 .cse4 .cse2 .cse7))) [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point L65-1(line 65) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 81) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 52 84) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L451 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: true [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point L59-1(line 59) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 52 84) the Hoare annotation is: true [2018-12-09 00:49:47,135 INFO L444 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse3 (not (= 1 ~pumpRunning~0))) (.cse1 (< 1 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~systemActive~0 0)) (.cse4 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse3 .cse5) (or .cse1 .cse6 .cse2 .cse5) (or .cse0 .cse6 .cse2 .cse4))) [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 77) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L444 ceAbstractionStarter]: At program point L69(line 69) the Hoare annotation is: (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~systemActive~0 0)) (.cse5 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse1 (= __utac_acc__Specification3_spec__1_~tmp~0 ~methaneLevelCritical~0) .cse5 .cse2 .cse3) (or .cse0 .cse6 .cse1 .cse3) (or .cse4 .cse6 .cse1 .cse5))) [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point L69-1(line 69) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 80) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point L67-1(lines 52 84) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point L464-1(lines 460 471) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 460 471) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse3 .cse4 .cse6) (or .cse0 .cse7 .cse1 .cse2 .cse3) (or .cse7 .cse5 .cse1 .cse3 .cse6))) [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 460 471) no Hoare annotation was computed. [2018-12-09 00:49:47,135 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 975 981) no Hoare annotation was computed. [2018-12-09 00:49:47,136 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 975 981) the Hoare annotation is: true [2018-12-09 00:49:47,136 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 00:49:47,136 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (not (= ~systemActive~0 0))) [2018-12-09 00:49:47,136 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 00:49:47,136 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 00:49:47,136 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 843 850) no Hoare annotation was computed. [2018-12-09 00:49:47,136 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 843 850) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 0))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse4 .cse3) (or .cse5 .cse1 .cse3 .cse4 .cse6) (or .cse4 (or .cse1 .cse2) .cse3 .cse6))) [2018-12-09 00:49:47,136 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 843 850) no Hoare annotation was computed. [2018-12-09 00:49:47,136 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 639 663) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse6 (< 1 ~waterLevel~0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 .cse5 .cse6 .cse1 .cse7) (or .cse5 .cse0 .cse1 .cse3 .cse2) (or .cse6 .cse3 .cse1 .cse7 .cse4))) [2018-12-09 00:49:47,136 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 639 663) no Hoare annotation was computed. [2018-12-09 00:49:47,136 INFO L444 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse5 (< 1 ~waterLevel~0)) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse5 .cse2 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse5 .cse4 .cse2 .cse6 .cse7))) [2018-12-09 00:49:47,136 INFO L448 ceAbstractionStarter]: For program point L658-1(lines 639 663) no Hoare annotation was computed. [2018-12-09 00:49:47,136 INFO L444 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse5 (< 2 ~waterLevel~0)) (.cse6 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse5 .cse6) (or .cse1 .cse2 .cse3 .cse7) (or .cse4 .cse2 .cse5 .cse6 .cse7))) [2018-12-09 00:49:47,136 INFO L444 ceAbstractionStarter]: At program point L649(line 649) the Hoare annotation is: (let ((.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (< 1 ~waterLevel~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse6 (< 2 ~waterLevel~0)) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse1 .cse4 .cse2) .cse5) (or .cse4 .cse2 .cse6 .cse5 .cse7) (or .cse1 .cse2 .cse3 .cse5) (or .cse0 .cse1 .cse4 .cse2) (or .cse0 .cse4 .cse2 .cse6 .cse7))) [2018-12-09 00:49:47,136 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 655) no Hoare annotation was computed. [2018-12-09 00:49:47,136 INFO L444 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (< 2 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse5 .cse6 .cse7) (or .cse1 .cse2 .cse3 .cse7) (or .cse0 .cse4 .cse2 .cse6 .cse5))) [2018-12-09 00:49:47,137 INFO L448 ceAbstractionStarter]: For program point L645-1(line 645) no Hoare annotation was computed. [2018-12-09 00:49:47,137 INFO L448 ceAbstractionStarter]: For program point L643(lines 643 660) no Hoare annotation was computed. [2018-12-09 00:49:47,137 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 472 483) no Hoare annotation was computed. [2018-12-09 00:49:47,137 INFO L448 ceAbstractionStarter]: For program point L476-1(lines 472 483) no Hoare annotation was computed. [2018-12-09 00:49:47,137 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 472 483) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse5 (not (= 1 ~pumpRunning~0)))) (let ((.cse4 (< 2 |old(~waterLevel~0)|)) (.cse1 (or .cse7 .cse3 .cse5)) (.cse2 (<= ~waterLevel~0 1)) (.cse10 (< 0 |old(~waterLevel~0)|)) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse9 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (<= ~waterLevel~0 2) .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse3 .cse9 .cse4) (or .cse10 .cse9 .cse1) (or .cse0 .cse3 .cse5 .cse2 .cse6) (or .cse9 (or .cse10 .cse3 .cse5) .cse6) (or .cse0 .cse9 .cse8 .cse3 .cse6)))) [2018-12-09 00:49:47,137 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-09 00:49:47,137 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-09 00:49:47,137 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-09 00:49:47,137 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-09 00:49:47,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 12:49:47 BoogieIcfgContainer [2018-12-09 00:49:47,147 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 00:49:47,148 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:49:47,148 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:49:47,148 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:49:47,148 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:49:35" (3/4) ... [2018-12-09 00:49:47,151 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 00:49:47,156 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 00:49:47,157 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-12-09 00:49:47,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 00:49:47,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 00:49:47,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-09 00:49:47,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:49:47,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 00:49:47,158 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 00:49:47,165 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-12-09 00:49:47,165 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 00:49:47,165 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 00:49:47,166 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 00:49:47,166 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 00:49:47,166 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 00:49:47,186 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\old(systemActive) == 0 || !(0 == \old(pumpRunning))) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && !(systemActive == 0)) && waterLevel <= 1) && splverifierCounter == 0)) || ((((!(systemActive == 0) && waterLevel <= 1) && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && !(systemActive == 0)) && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((0 == pumpRunning && waterLevel <= 2) && !(systemActive == 0)) && methaneLevelCritical == 1) && splverifierCounter == 0) [2018-12-09 00:49:47,186 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 00:49:47,217 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6e9cb5a8-c370-496a-8d8d-acb99d15c995/bin-2019/uautomizer/witness.graphml [2018-12-09 00:49:47,217 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:49:47,218 INFO L168 Benchmark]: Toolchain (without parser) took 12052.56 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 402.1 MB). Free memory was 951.7 MB in the beginning and 1.0 GB in the end (delta: -53.1 MB). Peak memory consumption was 349.0 MB. Max. memory is 11.5 GB. [2018-12-09 00:49:47,218 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:49:47,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -130.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:49:47,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:49:47,219 INFO L168 Benchmark]: Boogie Preprocessor took 22.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:49:47,219 INFO L168 Benchmark]: RCFGBuilder took 352.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:49:47,219 INFO L168 Benchmark]: TraceAbstraction took 11284.88 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 309.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.7 MB). Peak memory consumption was 541.1 MB. Max. memory is 11.5 GB. [2018-12-09 00:49:47,219 INFO L168 Benchmark]: Witness Printer took 69.71 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2018-12-09 00:49:47,220 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 294.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -130.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 352.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11284.88 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 309.3 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 9.7 MB). Peak memory consumption was 541.1 MB. Max. memory is 11.5 GB. * Witness Printer took 69.71 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 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: 862]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || \old(systemActive) == 0) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: ((((((\old(systemActive) == 0 || !(0 == \old(pumpRunning))) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && !(systemActive == 0)) && waterLevel <= 1) && splverifierCounter == 0)) || ((((!(systemActive == 0) && waterLevel <= 1) && pumpRunning == 1) && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && !(systemActive == 0)) && waterLevel <= 2) && pumpRunning == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((((0 == pumpRunning && waterLevel <= 2) && !(systemActive == 0)) && methaneLevelCritical == 1) && splverifierCounter == 0) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 173 locations, 1 error locations. SAFE Result, 11.2s OverallTime, 14 OverallIterations, 4 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 4.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 3082 SDtfs, 2368 SDslu, 11586 SDs, 0 SdLazy, 7457 SolverSat, 1217 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 615 GetRequests, 468 SyntacticMatches, 2 SemanticMatches, 145 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 580 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1214occurred in iteration=13, 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: 0.3s AutomataMinimizationTime, 14 MinimizatonAttempts, 266 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 3976 PreInvPairs, 4473 NumberOfFragments, 3369 HoareAnnotationTreeSize, 3976 FomulaSimplifications, 19656 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 72 FomulaSimplificationsInter, 32289 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1757 NumberOfCodeBlocks, 1757 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1740 ConstructedInterpolants, 0 QuantifiedInterpolants, 340379 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2537 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 172/192 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...