./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product53_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product53_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/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 bf8906b0b730189db64c3dc46780e4460503fe36 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:57:05,162 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:57:05,163 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:57:05,169 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:57:05,169 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:57:05,170 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:57:05,170 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:57:05,171 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:57:05,172 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:57:05,173 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:57:05,173 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:57:05,174 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:57:05,174 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:57:05,175 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:57:05,176 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:57:05,176 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:57:05,177 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:57:05,178 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:57:05,179 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:57:05,180 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:57:05,181 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:57:05,181 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:57:05,183 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:57:05,183 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:57:05,183 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:57:05,184 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:57:05,184 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:57:05,185 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:57:05,185 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:57:05,186 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:57:05,186 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:57:05,186 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:57:05,186 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:57:05,186 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:57:05,187 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:57:05,187 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:57:05,187 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-22 23:57:05,194 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:57:05,194 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:57:05,195 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:57:05,195 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:57:05,195 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:57:05,195 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:57:05,196 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:57:05,196 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:57:05,196 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:57:05,196 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:57:05,196 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:57:05,196 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:57:05,196 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:57:05,197 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:57:05,197 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:57:05,197 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:57:05,197 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:57:05,197 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:57:05,197 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:57:05,197 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:57:05,198 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:57:05,198 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:57:05,198 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:57:05,198 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:57:05,198 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:57:05,198 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:57:05,198 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:57:05,199 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:57:05,199 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:57:05,199 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:57:05,199 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_821c3647-ab02-484d-9fd7-1ec4d0354c77/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 -> bf8906b0b730189db64c3dc46780e4460503fe36 [2018-11-22 23:57:05,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:57:05,231 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:57:05,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:57:05,235 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:57:05,235 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:57:05,236 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product53_true-unreach-call_false-termination.cil.c [2018-11-22 23:57:05,280 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/data/77ed01cb9/920e4f1ef75c4a1cb9990439f2707e80/FLAG15eac645c [2018-11-22 23:57:05,712 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:57:05,713 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/sv-benchmarks/c/product-lines/minepump_spec3_product53_true-unreach-call_false-termination.cil.c [2018-11-22 23:57:05,720 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/data/77ed01cb9/920e4f1ef75c4a1cb9990439f2707e80/FLAG15eac645c [2018-11-22 23:57:05,734 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/data/77ed01cb9/920e4f1ef75c4a1cb9990439f2707e80 [2018-11-22 23:57:05,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:57:05,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:57:05,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:57:05,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:57:05,743 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:57:05,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:57:05" (1/1) ... [2018-11-22 23:57:05,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44db1cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:05, skipping insertion in model container [2018-11-22 23:57:05,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:57:05" (1/1) ... [2018-11-22 23:57:05,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:57:05,784 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:57:05,983 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:57:05,993 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:57:06,097 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:57:06,116 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:57:06,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06 WrapperNode [2018-11-22 23:57:06,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:57:06,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:57:06,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:57:06,118 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:57:06,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (1/1) ... [2018-11-22 23:57:06,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (1/1) ... [2018-11-22 23:57:06,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:57:06,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:57:06,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:57:06,141 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:57:06,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (1/1) ... [2018-11-22 23:57:06,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (1/1) ... [2018-11-22 23:57:06,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (1/1) ... [2018-11-22 23:57:06,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (1/1) ... [2018-11-22 23:57:06,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (1/1) ... [2018-11-22 23:57:06,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (1/1) ... [2018-11-22 23:57:06,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (1/1) ... [2018-11-22 23:57:06,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:57:06,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:57:06,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:57:06,167 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:57:06,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:57:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-22 23:57:06,206 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-22 23:57:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:57:06,206 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:57:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-22 23:57:06,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-22 23:57:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:57:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-22 23:57:06,207 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-22 23:57:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-22 23:57:06,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-22 23:57:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-22 23:57:06,207 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-22 23:57:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-22 23:57:06,207 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-22 23:57:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-22 23:57:06,207 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-22 23:57:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-22 23:57:06,208 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-22 23:57:06,208 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-22 23:57:06,208 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-22 23:57:06,208 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-22 23:57:06,208 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-22 23:57:06,208 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-22 23:57:06,208 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-22 23:57:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-22 23:57:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-22 23:57:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-22 23:57:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-22 23:57:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-22 23:57:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-22 23:57:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-22 23:57:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-22 23:57:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-22 23:57:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-22 23:57:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-22 23:57:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-22 23:57:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-22 23:57:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-22 23:57:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-22 23:57:06,210 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-22 23:57:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-22 23:57:06,210 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-22 23:57:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-22 23:57:06,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-22 23:57:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-22 23:57:06,210 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-22 23:57:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-22 23:57:06,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-22 23:57:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-22 23:57:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-22 23:57:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 23:57:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:57:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:57:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-22 23:57:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-22 23:57:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-11-22 23:57:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-11-22 23:57:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-22 23:57:06,212 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-22 23:57:06,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:57:06,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:57:06,640 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:57:06,641 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-22 23:57:06,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:57:06 BoogieIcfgContainer [2018-11-22 23:57:06,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:57:06,641 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:57:06,642 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:57:06,644 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:57:06,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:57:05" (1/3) ... [2018-11-22 23:57:06,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4602dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:57:06, skipping insertion in model container [2018-11-22 23:57:06,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:57:06" (2/3) ... [2018-11-22 23:57:06,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4602dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:57:06, skipping insertion in model container [2018-11-22 23:57:06,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:57:06" (3/3) ... [2018-11-22 23:57:06,647 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product53_true-unreach-call_false-termination.cil.c [2018-11-22 23:57:06,654 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:57:06,659 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 23:57:06,668 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 23:57:06,692 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:57:06,693 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:57:06,693 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 23:57:06,693 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:57:06,693 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:57:06,693 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:57:06,694 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:57:06,694 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:57:06,694 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:57:06,709 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2018-11-22 23:57:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 23:57:06,716 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:06,717 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:57:06,719 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:06,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:06,722 INFO L82 PathProgramCache]: Analyzing trace with hash -545221410, now seen corresponding path program 1 times [2018-11-22 23:57:06,723 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:06,724 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:06,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:06,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:06,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:06,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:57:06,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:57:06,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 23:57:06,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-22 23:57:06,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-22 23:57:06,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 23:57:06,911 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2018-11-22 23:57:06,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:06,941 INFO L93 Difference]: Finished difference Result 298 states and 371 transitions. [2018-11-22 23:57:06,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-22 23:57:06,942 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-11-22 23:57:06,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:06,950 INFO L225 Difference]: With dead ends: 298 [2018-11-22 23:57:06,950 INFO L226 Difference]: Without dead ends: 149 [2018-11-22 23:57:06,953 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 23:57:06,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-22 23:57:06,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-22 23:57:06,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-22 23:57:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 177 transitions. [2018-11-22 23:57:06,988 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 177 transitions. Word has length 52 [2018-11-22 23:57:06,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:06,989 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 177 transitions. [2018-11-22 23:57:06,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-22 23:57:06,989 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 177 transitions. [2018-11-22 23:57:06,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-22 23:57:06,991 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:06,991 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] [2018-11-22 23:57:06,991 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:06,991 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:06,992 INFO L82 PathProgramCache]: Analyzing trace with hash 777859075, now seen corresponding path program 1 times [2018-11-22 23:57:06,992 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:06,992 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:06,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:06,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:06,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:57:07,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:57:07,074 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 23:57:07,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 23:57:07,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 23:57:07,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:57:07,076 INFO L87 Difference]: Start difference. First operand 149 states and 177 transitions. Second operand 3 states. [2018-11-22 23:57:07,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:07,094 INFO L93 Difference]: Finished difference Result 247 states and 293 transitions. [2018-11-22 23:57:07,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 23:57:07,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-22 23:57:07,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:07,097 INFO L225 Difference]: With dead ends: 247 [2018-11-22 23:57:07,097 INFO L226 Difference]: Without dead ends: 140 [2018-11-22 23:57:07,098 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:57:07,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-11-22 23:57:07,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-11-22 23:57:07,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-11-22 23:57:07,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 165 transitions. [2018-11-22 23:57:07,111 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 165 transitions. Word has length 53 [2018-11-22 23:57:07,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:07,112 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 165 transitions. [2018-11-22 23:57:07,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 23:57:07,112 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 165 transitions. [2018-11-22 23:57:07,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 23:57:07,114 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:07,114 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:57:07,114 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:07,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:07,116 INFO L82 PathProgramCache]: Analyzing trace with hash -2066705485, now seen corresponding path program 1 times [2018-11-22 23:57:07,116 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:07,116 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:07,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:07,117 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:07,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:07,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:57:07,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:57:07,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 23:57:07,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:57:07,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:57:07,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:57:07,238 INFO L87 Difference]: Start difference. First operand 140 states and 165 transitions. Second operand 7 states. [2018-11-22 23:57:07,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:07,583 INFO L93 Difference]: Finished difference Result 256 states and 307 transitions. [2018-11-22 23:57:07,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-22 23:57:07,584 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-22 23:57:07,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:07,585 INFO L225 Difference]: With dead ends: 256 [2018-11-22 23:57:07,586 INFO L226 Difference]: Without dead ends: 140 [2018-11-22 23:57:07,587 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-22 23:57:07,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-11-22 23:57:07,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-11-22 23:57:07,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-11-22 23:57:07,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 164 transitions. [2018-11-22 23:57:07,599 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 164 transitions. Word has length 57 [2018-11-22 23:57:07,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:07,599 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 164 transitions. [2018-11-22 23:57:07,599 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:57:07,600 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 164 transitions. [2018-11-22 23:57:07,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-22 23:57:07,601 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:07,602 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] [2018-11-22 23:57:07,602 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:07,602 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:07,602 INFO L82 PathProgramCache]: Analyzing trace with hash -1264660501, now seen corresponding path program 1 times [2018-11-22 23:57:07,603 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:07,603 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:07,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:07,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:07,604 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:07,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:57:07,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:57:07,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 23:57:07,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 23:57:07,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 23:57:07,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:57:07,719 INFO L87 Difference]: Start difference. First operand 140 states and 164 transitions. Second operand 5 states. [2018-11-22 23:57:08,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:08,108 INFO L93 Difference]: Finished difference Result 370 states and 449 transitions. [2018-11-22 23:57:08,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 23:57:08,109 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 75 [2018-11-22 23:57:08,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:08,110 INFO L225 Difference]: With dead ends: 370 [2018-11-22 23:57:08,110 INFO L226 Difference]: Without dead ends: 254 [2018-11-22 23:57:08,111 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 [2018-11-22 23:57:08,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2018-11-22 23:57:08,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 236. [2018-11-22 23:57:08,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2018-11-22 23:57:08,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 269 transitions. [2018-11-22 23:57:08,133 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 269 transitions. Word has length 75 [2018-11-22 23:57:08,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:08,134 INFO L480 AbstractCegarLoop]: Abstraction has 236 states and 269 transitions. [2018-11-22 23:57:08,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 23:57:08,134 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 269 transitions. [2018-11-22 23:57:08,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-22 23:57:08,136 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:08,136 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] [2018-11-22 23:57:08,139 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:08,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:08,139 INFO L82 PathProgramCache]: Analyzing trace with hash -1026428278, now seen corresponding path program 1 times [2018-11-22 23:57:08,139 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:08,139 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:08,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:08,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:08,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:08,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:57:08,227 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:57:08,227 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:57:08,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:57:08,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:57:08,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:57:08,228 INFO L87 Difference]: Start difference. First operand 236 states and 269 transitions. Second operand 6 states. [2018-11-22 23:57:08,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:08,339 INFO L93 Difference]: Finished difference Result 567 states and 680 transitions. [2018-11-22 23:57:08,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 23:57:08,341 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-11-22 23:57:08,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:08,344 INFO L225 Difference]: With dead ends: 567 [2018-11-22 23:57:08,345 INFO L226 Difference]: Without dead ends: 355 [2018-11-22 23:57:08,345 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 [2018-11-22 23:57:08,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2018-11-22 23:57:08,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 351. [2018-11-22 23:57:08,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2018-11-22 23:57:08,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 406 transitions. [2018-11-22 23:57:08,369 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 406 transitions. Word has length 89 [2018-11-22 23:57:08,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:08,370 INFO L480 AbstractCegarLoop]: Abstraction has 351 states and 406 transitions. [2018-11-22 23:57:08,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:57:08,370 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 406 transitions. [2018-11-22 23:57:08,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-22 23:57:08,371 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:08,371 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] [2018-11-22 23:57:08,372 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:08,372 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:08,372 INFO L82 PathProgramCache]: Analyzing trace with hash 1617221872, now seen corresponding path program 1 times [2018-11-22 23:57:08,372 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:08,372 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:08,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:08,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:08,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:08,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:57:08,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:57:08,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:57:08,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:57:08,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:57:08,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:57:08,470 INFO L87 Difference]: Start difference. First operand 351 states and 406 transitions. Second operand 6 states. [2018-11-22 23:57:08,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:08,616 INFO L93 Difference]: Finished difference Result 770 states and 927 transitions. [2018-11-22 23:57:08,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-22 23:57:08,617 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2018-11-22 23:57:08,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:08,621 INFO L225 Difference]: With dead ends: 770 [2018-11-22 23:57:08,621 INFO L226 Difference]: Without dead ends: 558 [2018-11-22 23:57:08,622 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 [2018-11-22 23:57:08,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2018-11-22 23:57:08,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 540. [2018-11-22 23:57:08,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2018-11-22 23:57:08,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 640 transitions. [2018-11-22 23:57:08,650 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 640 transitions. Word has length 93 [2018-11-22 23:57:08,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:08,650 INFO L480 AbstractCegarLoop]: Abstraction has 540 states and 640 transitions. [2018-11-22 23:57:08,650 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:57:08,650 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 640 transitions. [2018-11-22 23:57:08,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-22 23:57:08,652 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:08,652 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] [2018-11-22 23:57:08,652 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:08,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:08,653 INFO L82 PathProgramCache]: Analyzing trace with hash -318438415, now seen corresponding path program 1 times [2018-11-22 23:57:08,653 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:08,653 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:08,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:08,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:08,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:08,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:57:08,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:57:08,717 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-22 23:57:08,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-22 23:57:08,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-22 23:57:08,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-22 23:57:08,718 INFO L87 Difference]: Start difference. First operand 540 states and 640 transitions. Second operand 5 states. [2018-11-22 23:57:08,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:08,741 INFO L93 Difference]: Finished difference Result 951 states and 1153 transitions. [2018-11-22 23:57:08,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-22 23:57:08,742 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 93 [2018-11-22 23:57:08,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:08,744 INFO L225 Difference]: With dead ends: 951 [2018-11-22 23:57:08,744 INFO L226 Difference]: Without dead ends: 550 [2018-11-22 23:57:08,745 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 [2018-11-22 23:57:08,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2018-11-22 23:57:08,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 544. [2018-11-22 23:57:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 544 states. [2018-11-22 23:57:08,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 643 transitions. [2018-11-22 23:57:08,772 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 643 transitions. Word has length 93 [2018-11-22 23:57:08,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:08,773 INFO L480 AbstractCegarLoop]: Abstraction has 544 states and 643 transitions. [2018-11-22 23:57:08,773 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-22 23:57:08,773 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 643 transitions. [2018-11-22 23:57:08,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-22 23:57:08,775 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:08,775 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] [2018-11-22 23:57:08,775 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:08,775 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:08,775 INFO L82 PathProgramCache]: Analyzing trace with hash 341093107, now seen corresponding path program 1 times [2018-11-22 23:57:08,775 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:08,776 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:08,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:08,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:08,776 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:08,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:57:08,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:57:08,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-22 23:57:08,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-22 23:57:08,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-22 23:57:08,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-22 23:57:08,858 INFO L87 Difference]: Start difference. First operand 544 states and 643 transitions. Second operand 9 states. [2018-11-22 23:57:08,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:08,901 INFO L93 Difference]: Finished difference Result 1068 states and 1290 transitions. [2018-11-22 23:57:08,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-22 23:57:08,902 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2018-11-22 23:57:08,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:08,904 INFO L225 Difference]: With dead ends: 1068 [2018-11-22 23:57:08,904 INFO L226 Difference]: Without dead ends: 548 [2018-11-22 23:57:08,905 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 [2018-11-22 23:57:08,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2018-11-22 23:57:08,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 542. [2018-11-22 23:57:08,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 542 states. [2018-11-22 23:57:08,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 639 transitions. [2018-11-22 23:57:08,925 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 639 transitions. Word has length 93 [2018-11-22 23:57:08,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:08,925 INFO L480 AbstractCegarLoop]: Abstraction has 542 states and 639 transitions. [2018-11-22 23:57:08,925 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-22 23:57:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 639 transitions. [2018-11-22 23:57:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-22 23:57:08,927 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:08,927 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] [2018-11-22 23:57:08,927 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:08,927 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:08,927 INFO L82 PathProgramCache]: Analyzing trace with hash -8100710, now seen corresponding path program 1 times [2018-11-22 23:57:08,927 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:08,927 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:08,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:08,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:08,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:09,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:57:09,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:57:09,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-22 23:57:09,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-22 23:57:09,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-22 23:57:09,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-22 23:57:09,021 INFO L87 Difference]: Start difference. First operand 542 states and 639 transitions. Second operand 10 states. [2018-11-22 23:57:09,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:09,159 INFO L93 Difference]: Finished difference Result 1066 states and 1260 transitions. [2018-11-22 23:57:09,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-22 23:57:09,161 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 94 [2018-11-22 23:57:09,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:09,163 INFO L225 Difference]: With dead ends: 1066 [2018-11-22 23:57:09,163 INFO L226 Difference]: Without dead ends: 548 [2018-11-22 23:57:09,164 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 [2018-11-22 23:57:09,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2018-11-22 23:57:09,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 531. [2018-11-22 23:57:09,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2018-11-22 23:57:09,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 608 transitions. [2018-11-22 23:57:09,183 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 608 transitions. Word has length 94 [2018-11-22 23:57:09,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:09,183 INFO L480 AbstractCegarLoop]: Abstraction has 531 states and 608 transitions. [2018-11-22 23:57:09,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-22 23:57:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 608 transitions. [2018-11-22 23:57:09,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-22 23:57:09,185 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:09,186 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:57:09,186 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:09,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:09,186 INFO L82 PathProgramCache]: Analyzing trace with hash -266874739, now seen corresponding path program 1 times [2018-11-22 23:57:09,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:09,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:09,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:09,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:09,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:09,243 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-22 23:57:09,243 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:57:09,243 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 23:57:09,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:09,385 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:57:09,526 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-22 23:57:09,544 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 23:57:09,544 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-11-22 23:57:09,545 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-22 23:57:09,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-22 23:57:09,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-22 23:57:09,546 INFO L87 Difference]: Start difference. First operand 531 states and 608 transitions. Second operand 13 states. [2018-11-22 23:57:10,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:10,729 INFO L93 Difference]: Finished difference Result 1300 states and 1608 transitions. [2018-11-22 23:57:10,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-22 23:57:10,730 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 137 [2018-11-22 23:57:10,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:10,733 INFO L225 Difference]: With dead ends: 1300 [2018-11-22 23:57:10,733 INFO L226 Difference]: Without dead ends: 866 [2018-11-22 23:57:10,735 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-11-22 23:57:10,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2018-11-22 23:57:10,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 747. [2018-11-22 23:57:10,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 747 states. [2018-11-22 23:57:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 848 transitions. [2018-11-22 23:57:10,777 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 848 transitions. Word has length 137 [2018-11-22 23:57:10,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:10,777 INFO L480 AbstractCegarLoop]: Abstraction has 747 states and 848 transitions. [2018-11-22 23:57:10,777 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-22 23:57:10,778 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 848 transitions. [2018-11-22 23:57:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-22 23:57:10,780 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:57:10,780 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:57:10,780 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:57:10,780 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:57:10,780 INFO L82 PathProgramCache]: Analyzing trace with hash 733655798, now seen corresponding path program 1 times [2018-11-22 23:57:10,781 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:57:10,781 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:57:10,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:10,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:10,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:57:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:10,893 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 23:57:10,893 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-22 23:57:10,893 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-22 23:57:10,906 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:57:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:57:11,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:57:11,132 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 23:57:11,148 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-22 23:57:11,148 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-11-22 23:57:11,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-22 23:57:11,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-22 23:57:11,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-11-22 23:57:11,149 INFO L87 Difference]: Start difference. First operand 747 states and 848 transitions. Second operand 15 states. [2018-11-22 23:57:13,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:57:13,245 INFO L93 Difference]: Finished difference Result 2765 states and 3909 transitions. [2018-11-22 23:57:13,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-22 23:57:13,246 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 141 [2018-11-22 23:57:13,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:57:13,247 INFO L225 Difference]: With dead ends: 2765 [2018-11-22 23:57:13,247 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 23:57:13,252 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-11-22 23:57:13,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 23:57:13,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 23:57:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 23:57:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 23:57:13,253 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 141 [2018-11-22 23:57:13,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:57:13,253 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:57:13,253 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-22 23:57:13,253 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 23:57:13,254 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:57:13,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 23:57:13,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:13,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:13,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:13,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:13,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:13,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:13,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:13,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:13,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-22 23:57:14,397 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 21 [2018-11-22 23:57:14,593 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 25 [2018-11-22 23:57:14,707 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 24 [2018-11-22 23:57:14,853 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 21 [2018-11-22 23:57:15,447 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-11-22 23:57:15,953 WARN L180 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 42 [2018-11-22 23:57:16,226 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2018-11-22 23:57:16,471 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2018-11-22 23:57:16,844 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 31 [2018-11-22 23:57:17,332 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2018-11-22 23:57:17,385 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2018-11-22 23:57:17,385 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2018-11-22 23:57:17,385 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2018-11-22 23:57:17,385 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2018-11-22 23:57:17,385 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2018-11-22 23:57:17,385 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 965 987) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:57:17,385 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 965 987) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L444 ceAbstractionStarter]: At program point L977(line 977) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1))) [2018-11-22 23:57:17,386 INFO L444 ceAbstractionStarter]: At program point L977-1(line 977) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1))) [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point L975(lines 975 982) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point L975-1(lines 975 982) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point L973(line 973) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 965 987) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L444 ceAbstractionStarter]: At program point L972(line 972) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:57:17,386 INFO L444 ceAbstractionStarter]: At program point L971(line 971) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:57:17,386 INFO L444 ceAbstractionStarter]: At program point L971-1(line 971) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 305 313) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 305 313) the Hoare annotation is: true [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 305 313) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 382) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 369 387) the Hoare annotation is: true [2018-11-22 23:57:17,386 INFO L451 ceAbstractionStarter]: At program point L376(line 376) the Hoare annotation is: true [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point L378-2(lines 378 382) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point L376-1(line 376) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 369 387) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 369 387) no Hoare annotation was computed. [2018-11-22 23:57:17,386 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2018-11-22 23:57:17,387 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 955 964) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 955 964) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 955 964) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 294 304) the Hoare annotation is: true [2018-11-22 23:57:17,387 INFO L451 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: true [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 294 304) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 294 304) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 286 293) the Hoare annotation is: (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 286 293) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 286 293) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point L473(lines 473 479) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 469 482) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 469 482) the Hoare annotation is: true [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 469 482) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 274) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 253 277) no Hoare annotation was computed. [2018-11-22 23:57:17,387 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 253 277) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-22 23:57:17,387 INFO L444 ceAbstractionStarter]: At program point L272(line 272) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-22 23:57:17,387 INFO L448 ceAbstractionStarter]: For program point L272-1(lines 253 277) no Hoare annotation was computed. [2018-11-22 23:57:17,388 INFO L444 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-22 23:57:17,388 INFO L444 ceAbstractionStarter]: At program point L263(line 263) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-22 23:57:17,388 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 269) no Hoare annotation was computed. [2018-11-22 23:57:17,388 INFO L444 ceAbstractionStarter]: At program point L259(line 259) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-22 23:57:17,388 INFO L448 ceAbstractionStarter]: For program point L259-1(line 259) no Hoare annotation was computed. [2018-11-22 23:57:17,388 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 193 199) no Hoare annotation was computed. [2018-11-22 23:57:17,388 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 193 199) the Hoare annotation is: true [2018-11-22 23:57:17,388 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 91 154) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:57:17,388 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 91 154) no Hoare annotation was computed. [2018-11-22 23:57:17,388 INFO L444 ceAbstractionStarter]: At program point L147(lines 100 148) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-22 23:57:17,388 INFO L448 ceAbstractionStarter]: For program point L137(lines 137 141) no Hoare annotation was computed. [2018-11-22 23:57:17,388 INFO L444 ceAbstractionStarter]: At program point L137-2(lines 131 142) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-22 23:57:17,388 INFO L448 ceAbstractionStarter]: For program point L102(lines 101 146) no Hoare annotation was computed. [2018-11-22 23:57:17,388 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 142) no Hoare annotation was computed. [2018-11-22 23:57:17,388 INFO L444 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-22 23:57:17,388 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 127) no Hoare annotation was computed. [2018-11-22 23:57:17,389 INFO L448 ceAbstractionStarter]: For program point L121-1(lines 121 127) no Hoare annotation was computed. [2018-11-22 23:57:17,389 INFO L444 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-22 23:57:17,389 INFO L444 ceAbstractionStarter]: At program point L144(lines 101 146) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-22 23:57:17,389 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 117) no Hoare annotation was computed. [2018-11-22 23:57:17,389 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 111 117) no Hoare annotation was computed. [2018-11-22 23:57:17,389 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 107) no Hoare annotation was computed. [2018-11-22 23:57:17,389 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 91 154) no Hoare annotation was computed. [2018-11-22 23:57:17,389 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 483 491) no Hoare annotation was computed. [2018-11-22 23:57:17,389 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 483 491) the Hoare annotation is: true [2018-11-22 23:57:17,389 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 483 491) no Hoare annotation was computed. [2018-11-22 23:57:17,389 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:57:17,389 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)) [2018-11-22 23:57:17,389 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:57:17,390 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 278 285) no Hoare annotation was computed. [2018-11-22 23:57:17,390 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 278 285) no Hoare annotation was computed. [2018-11-22 23:57:17,390 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 278 285) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1))) [2018-11-22 23:57:17,390 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 460 468) the Hoare annotation is: true [2018-11-22 23:57:17,390 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 460 468) no Hoare annotation was computed. [2018-11-22 23:57:17,390 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 460 468) no Hoare annotation was computed. [2018-11-22 23:57:17,390 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 350 368) no Hoare annotation was computed. [2018-11-22 23:57:17,390 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 363) no Hoare annotation was computed. [2018-11-22 23:57:17,390 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 350 368) the Hoare annotation is: true [2018-11-22 23:57:17,390 INFO L451 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: true [2018-11-22 23:57:17,390 INFO L448 ceAbstractionStarter]: For program point L359-2(lines 359 363) no Hoare annotation was computed. [2018-11-22 23:57:17,390 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 350 368) no Hoare annotation was computed. [2018-11-22 23:57:17,390 INFO L448 ceAbstractionStarter]: For program point L357-1(line 357) no Hoare annotation was computed. [2018-11-22 23:57:17,390 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 416 427) the Hoare annotation is: (let ((.cse2 (= |old(~methaneLevelCritical~0)| 0)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (= 0 ~methaneLevelCritical~0))) (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not .cse5)) (.cse7 (or (not (= 1 ~pumpRunning~0)) .cse4)) (.cse3 (< 2 ~waterLevel~0)) (.cse6 (not .cse2))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse3 .cse4 .cse6) (or .cse7 .cse2 .cse3 .cse0) (or .cse7 .cse5 .cse3 .cse6)))) [2018-11-22 23:57:17,390 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 416 427) no Hoare annotation was computed. [2018-11-22 23:57:17,391 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2018-11-22 23:57:17,391 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 428 436) the Hoare annotation is: true [2018-11-22 23:57:17,391 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 428 436) no Hoare annotation was computed. [2018-11-22 23:57:17,391 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 428 436) no Hoare annotation was computed. [2018-11-22 23:57:17,391 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 894 923) no Hoare annotation was computed. [2018-11-22 23:57:17,391 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 894 923) the Hoare annotation is: true [2018-11-22 23:57:17,391 INFO L451 ceAbstractionStarter]: At program point L919(lines 894 923) the Hoare annotation is: true [2018-11-22 23:57:17,391 INFO L448 ceAbstractionStarter]: For program point L915(line 915) no Hoare annotation was computed. [2018-11-22 23:57:17,391 INFO L448 ceAbstractionStarter]: For program point L908(lines 908 912) no Hoare annotation was computed. [2018-11-22 23:57:17,391 INFO L451 ceAbstractionStarter]: At program point L908-1(lines 908 912) the Hoare annotation is: true [2018-11-22 23:57:17,391 INFO L448 ceAbstractionStarter]: For program point L905(line 905) no Hoare annotation was computed. [2018-11-22 23:57:17,391 INFO L451 ceAbstractionStarter]: At program point L904-2(lines 904 918) the Hoare annotation is: true [2018-11-22 23:57:17,391 INFO L451 ceAbstractionStarter]: At program point L900(line 900) the Hoare annotation is: true [2018-11-22 23:57:17,391 INFO L448 ceAbstractionStarter]: For program point L900-1(line 900) no Hoare annotation was computed. [2018-11-22 23:57:17,391 INFO L444 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (< 2 |old(~waterLevel~0)|)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) (and .cse1 (<= ~waterLevel~0 0) .cse2) .cse3 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (or .cse2 .cse4 .cse3 .cse0) (or .cse4 .cse1 .cse3 .cse0) (or (= 1 ~waterLevel~0) .cse4 .cse0 (not (= |old(~waterLevel~0)| 1))))) [2018-11-22 23:57:17,391 INFO L444 ceAbstractionStarter]: At program point L180(lines 180 186) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse6 (<= ~waterLevel~0 1))) (let ((.cse4 (and .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (< 2 |old(~waterLevel~0)|)) (.cse2 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (or (not (= 1 |old(~pumpRunning~0)|)) .cse1)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1) .cse2) (or .cse0 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) .cse3 .cse4 .cse1) (or .cse4 .cse5 .cse3 (and (= 0 ~pumpRunning~0) .cse6)) (or (< 1 |old(~waterLevel~0)|) (and .cse2 (<= ~waterLevel~0 0)) .cse5) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-22 23:57:17,391 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 169 192) the Hoare annotation is: (let ((.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse8 .cse5)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse6 (= 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2 .cse5) (or (< 1 |old(~waterLevel~0)|) .cse0 .cse4) (or .cse6 .cse3 .cse5 .cse7) (or .cse1 .cse3 .cse2 .cse5) (or .cse8 .cse5 .cse7 .cse6)))) [2018-11-22 23:57:17,391 INFO L444 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (let ((.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (or .cse3 .cse1)) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (< 0 |old(~waterLevel~0)|) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse2) (or (= 1 ~waterLevel~0) .cse3 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and (<= ~waterLevel~0 2) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 .cse0)))) [2018-11-22 23:57:17,391 INFO L448 ceAbstractionStarter]: For program point L173(lines 172 191) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 169 192) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 169 192) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point L512(lines 512 518) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L444 ceAbstractionStarter]: At program point L510(line 510) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1) (or .cse0 .cse2 .cse1) (or (= ~methaneLevelCritical~0 0) .cse3 .cse2 .cse1) (or .cse3 .cse2 .cse1 (= __utac_acc__Specification3_spec__1_~tmp~6 ~methaneLevelCritical~0)))) [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point L510-1(line 510) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 493 525) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 521) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 493 525) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L444 ceAbstractionStarter]: At program point L506(line 506) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (< 2 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (= __utac_acc__Specification3_spec__1_~tmp~6 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse5 .cse3) (or .cse4 .cse5 .cse3 .cse6) (or .cse0 .cse1 .cse3 .cse6))) [2018-11-22 23:57:17,392 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 493 525) the Hoare annotation is: true [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point L506-1(line 506) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point L502(lines 502 522) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L451 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: true [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point L500-1(line 500) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L444 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) .cse0) (or (< 2 ~waterLevel~0) (not (= 1 ~pumpRunning~0)) .cse0))) [2018-11-22 23:57:17,392 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 392 403) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (= ~pumpRunning~0 0) .cse2)) (.cse0 (not (= 1 ~pumpRunning~0)))) (and (or (<= ~waterLevel~0 2) (< 2 |old(~waterLevel~0)|) .cse0 .cse1) (or (< 1 |old(~waterLevel~0)|) (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse0 .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse2 (not (= |old(~waterLevel~0)| 1)))))) [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point L396-1(lines 392 403) no Hoare annotation was computed. [2018-11-22 23:57:17,392 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 392 403) no Hoare annotation was computed. [2018-11-22 23:57:17,393 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 948 954) no Hoare annotation was computed. [2018-11-22 23:57:17,393 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 948 954) the Hoare annotation is: true [2018-11-22 23:57:17,393 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:57:17,393 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-22 23:57:17,393 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 23:57:17,393 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:57:17,393 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 201 225) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-22 23:57:17,393 INFO L444 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-22 23:57:17,393 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 201 225) no Hoare annotation was computed. [2018-11-22 23:57:17,393 INFO L448 ceAbstractionStarter]: For program point L220-1(lines 201 225) no Hoare annotation was computed. [2018-11-22 23:57:17,393 INFO L444 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-22 23:57:17,393 INFO L444 ceAbstractionStarter]: At program point L211(line 211) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= processEnvironment__wrappee__highWaterSensor_~tmp~1 1) .cse1) (< 2 ~waterLevel~0) .cse0 (and (<= ~waterLevel~0 1) .cse1))))) [2018-11-22 23:57:17,393 INFO L448 ceAbstractionStarter]: For program point L209(lines 209 217) no Hoare annotation was computed. [2018-11-22 23:57:17,394 INFO L444 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-22 23:57:17,394 INFO L448 ceAbstractionStarter]: For program point L207-1(line 207) no Hoare annotation was computed. [2018-11-22 23:57:17,394 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 222) no Hoare annotation was computed. [2018-11-22 23:57:17,394 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 404 415) no Hoare annotation was computed. [2018-11-22 23:57:17,394 INFO L448 ceAbstractionStarter]: For program point L408-1(lines 404 415) no Hoare annotation was computed. [2018-11-22 23:57:17,394 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 404 415) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< 2 |old(~waterLevel~0)|) (not (= 1 ~pumpRunning~0)) .cse1) (or (or (< 0 |old(~waterLevel~0)|) .cse2 .cse1) .cse0) (or (or (< 1 |old(~waterLevel~0)|) .cse2 .cse1) (<= ~waterLevel~0 1)))) [2018-11-22 23:57:17,394 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-22 23:57:17,394 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-22 23:57:17,394 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-22 23:57:17,394 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-22 23:57:17,394 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 227 251) no Hoare annotation was computed. [2018-11-22 23:57:17,394 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 227 251) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse1) (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1))) [2018-11-22 23:57:17,394 INFO L444 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0))) [2018-11-22 23:57:17,394 INFO L448 ceAbstractionStarter]: For program point L246-1(lines 227 251) no Hoare annotation was computed. [2018-11-22 23:57:17,394 INFO L444 ceAbstractionStarter]: At program point L241(line 241) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-22 23:57:17,394 INFO L444 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-22 23:57:17,394 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 243) no Hoare annotation was computed. [2018-11-22 23:57:17,395 INFO L444 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-11-22 23:57:17,395 INFO L448 ceAbstractionStarter]: For program point L233-1(line 233) no Hoare annotation was computed. [2018-11-22 23:57:17,395 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 248) no Hoare annotation was computed. [2018-11-22 23:57:17,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:57:17 BoogieIcfgContainer [2018-11-22 23:57:17,405 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:57:17,405 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:57:17,405 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:57:17,406 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:57:17,406 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:57:06" (3/4) ... [2018-11-22 23:57:17,409 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:57:17,415 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-22 23:57:17,416 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 23:57:17,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-22 23:57:17,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-22 23:57:17,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-22 23:57:17,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-22 23:57:17,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-22 23:57:17,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-22 23:57:17,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-22 23:57:17,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-11-22 23:57:17,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-22 23:57:17,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-22 23:57:17,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-22 23:57:17,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-22 23:57:17,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-22 23:57:17,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-22 23:57:17,424 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-22 23:57:17,425 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-22 23:57:17,425 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-22 23:57:17,425 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-22 23:57:17,426 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 23:57:17,426 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:57:17,426 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:57:17,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 2 && pumpRunning == 1) && splverifierCounter == 0) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && waterLevel <= 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-22 23:57:17,446 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-22 23:57:17,479 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_821c3647-ab02-484d-9fd7-1ec4d0354c77/bin-2019/uautomizer/witness.graphml [2018-11-22 23:57:17,479 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:57:17,480 INFO L168 Benchmark]: Toolchain (without parser) took 11742.48 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 382.7 MB). Free memory was 956.6 MB in the beginning and 1.2 GB in the end (delta: -273.6 MB). Peak memory consumption was 109.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:57:17,480 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:57:17,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -168.3 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:57:17,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:57:17,481 INFO L168 Benchmark]: Boogie Preprocessor took 25.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:57:17,481 INFO L168 Benchmark]: RCFGBuilder took 474.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:57:17,481 INFO L168 Benchmark]: TraceAbstraction took 10763.63 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 249.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -179.9 MB). Peak memory consumption was 414.3 MB. Max. memory is 11.5 GB. [2018-11-22 23:57:17,482 INFO L168 Benchmark]: Witness Printer took 73.85 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:57:17,483 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -168.3 MB). Peak memory consumption was 32.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 474.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10763.63 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 249.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -179.9 MB). Peak memory consumption was 414.3 MB. Max. memory is 11.5 GB. * Witness Printer took 73.85 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 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: 101]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 2 && pumpRunning == 1) && splverifierCounter == 0) || !(systemActive == 1)) || !(0 == \old(pumpRunning))) || ((0 == pumpRunning && waterLevel <= 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 162 locations, 1 error locations. SAFE Result, 10.7s OverallTime, 11 OverallIterations, 3 TraceHistogramMax, 4.5s AutomataDifference, 0.0s DeadEndRemovalTime, 4.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2076 SDtfs, 2161 SDslu, 6681 SDs, 0 SdLazy, 5419 SolverSat, 1252 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 439 GetRequests, 319 SyntacticMatches, 2 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 536 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=747occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 188 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 2459 PreInvPairs, 3022 NumberOfFragments, 1650 HoareAnnotationTreeSize, 2459 FomulaSimplifications, 16092 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 67 FomulaSimplificationsInter, 31834 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1255 NumberOfCodeBlocks, 1255 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1242 ConstructedInterpolants, 0 QuantifiedInterpolants, 227309 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1646 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 102/120 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...