./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product50_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product50_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/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 1c36260bdfb38a7ddcc128caab61da79dda5fd60 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:48:40,017 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:48:40,017 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:48:40,023 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:48:40,024 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:48:40,024 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:48:40,025 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:48:40,026 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:48:40,027 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:48:40,027 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:48:40,027 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:48:40,028 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:48:40,028 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:48:40,029 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:48:40,029 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:48:40,030 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:48:40,030 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:48:40,031 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:48:40,032 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:48:40,033 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:48:40,033 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:48:40,034 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:48:40,035 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:48:40,035 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:48:40,035 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:48:40,036 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:48:40,036 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:48:40,037 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:48:40,037 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:48:40,038 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:48:40,038 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:48:40,038 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:48:40,038 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:48:40,039 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:48:40,039 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:48:40,039 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:48:40,040 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 00:48:40,047 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:48:40,047 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:48:40,047 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:48:40,048 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:48:40,048 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:48:40,048 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:48:40,048 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 00:48:40,048 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:48:40,049 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:48:40,049 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:48:40,049 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:48:40,049 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:48:40,049 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:48:40,049 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:48:40,049 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:48:40,049 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:48:40,050 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:48:40,050 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:48:40,050 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:48:40,050 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:48:40,050 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:48:40,050 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:48:40,050 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:48:40,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:48:40,051 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:48:40,051 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:48:40,051 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:48:40,051 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 00:48:40,051 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:48:40,051 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:48:40,051 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_0cc44f29-92d2-4cc8-840b-b74025c12fee/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 -> 1c36260bdfb38a7ddcc128caab61da79dda5fd60 [2018-12-09 00:48:40,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:48:40,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:48:40,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:48:40,078 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:48:40,078 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:48:40,079 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product50_true-unreach-call_false-termination.cil.c [2018-12-09 00:48:40,115 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/data/c86c1769b/3ac591e0be66462b9bcadf841d036d7b/FLAGe25cfcaf4 [2018-12-09 00:48:40,509 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:48:40,510 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/sv-benchmarks/c/product-lines/minepump_spec3_product50_true-unreach-call_false-termination.cil.c [2018-12-09 00:48:40,516 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/data/c86c1769b/3ac591e0be66462b9bcadf841d036d7b/FLAGe25cfcaf4 [2018-12-09 00:48:40,859 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/data/c86c1769b/3ac591e0be66462b9bcadf841d036d7b [2018-12-09 00:48:40,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:48:40,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:48:40,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:48:40,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:48:40,864 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:48:40,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:48:40" (1/1) ... [2018-12-09 00:48:40,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30baa60b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:40, skipping insertion in model container [2018-12-09 00:48:40,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:48:40" (1/1) ... [2018-12-09 00:48:40,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:48:40,897 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:48:41,059 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:48:41,066 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:48:41,140 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:48:41,155 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:48:41,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41 WrapperNode [2018-12-09 00:48:41,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:48:41,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:48:41,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:48:41,156 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:48:41,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (1/1) ... [2018-12-09 00:48:41,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (1/1) ... [2018-12-09 00:48:41,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:48:41,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:48:41,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:48:41,176 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:48:41,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (1/1) ... [2018-12-09 00:48:41,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (1/1) ... [2018-12-09 00:48:41,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (1/1) ... [2018-12-09 00:48:41,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (1/1) ... [2018-12-09 00:48:41,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (1/1) ... [2018-12-09 00:48:41,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (1/1) ... [2018-12-09 00:48:41,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (1/1) ... [2018-12-09 00:48:41,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:48:41,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:48:41,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:48:41,196 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:48:41,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:48:41,227 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-09 00:48:41,227 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-09 00:48:41,227 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 00:48:41,227 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 00:48:41,227 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-09 00:48:41,227 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-09 00:48:41,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:48:41,227 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-09 00:48:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-09 00:48:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-09 00:48:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-09 00:48:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-09 00:48:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-09 00:48:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 00:48:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 00:48:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-09 00:48:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-09 00:48:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-09 00:48:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-09 00:48:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-09 00:48:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-09 00:48:41,228 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-09 00:48:41,228 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-09 00:48:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-09 00:48:41,229 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-09 00:48:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 00:48:41,229 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 00:48:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 00:48:41,229 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 00:48:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 00:48:41,229 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 00:48:41,229 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-09 00:48:41,229 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-09 00:48:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:48:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:48:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-09 00:48:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-09 00:48:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 00:48:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 00:48:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-09 00:48:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-09 00:48:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-09 00:48:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-09 00:48:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-09 00:48:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-09 00:48:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-09 00:48:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-09 00:48:41,230 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 00:48:41,230 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 00:48:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 00:48:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 00:48:41,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 00:48:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 00:48:41,231 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 00:48:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2018-12-09 00:48:41,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2018-12-09 00:48:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-09 00:48:41,231 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-09 00:48:41,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:48:41,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:48:41,507 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:48:41,508 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-09 00:48:41,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:48:41 BoogieIcfgContainer [2018-12-09 00:48:41,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:48:41,509 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 00:48:41,509 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 00:48:41,511 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 00:48:41,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 12:48:40" (1/3) ... [2018-12-09 00:48:41,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ff6d509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:48:41, skipping insertion in model container [2018-12-09 00:48:41,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:48:41" (2/3) ... [2018-12-09 00:48:41,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ff6d509 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 12:48:41, skipping insertion in model container [2018-12-09 00:48:41,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:48:41" (3/3) ... [2018-12-09 00:48:41,514 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product50_true-unreach-call_false-termination.cil.c [2018-12-09 00:48:41,522 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 00:48:41,527 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 00:48:41,537 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 00:48:41,557 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 00:48:41,558 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 00:48:41,558 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 00:48:41,558 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 00:48:41,558 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 00:48:41,558 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 00:48:41,558 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 00:48:41,558 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 00:48:41,558 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 00:48:41,573 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2018-12-09 00:48:41,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-09 00:48:41,579 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:41,579 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:48:41,581 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:41,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:41,584 INFO L82 PathProgramCache]: Analyzing trace with hash -1664615398, now seen corresponding path program 1 times [2018-12-09 00:48:41,585 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:41,585 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:41,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:41,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:41,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:41,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:41,729 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:48:41,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 00:48:41,731 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 00:48:41,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 00:48:41,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 00:48:41,741 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 2 states. [2018-12-09 00:48:41,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:41,763 INFO L93 Difference]: Finished difference Result 276 states and 339 transitions. [2018-12-09 00:48:41,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 00:48:41,764 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2018-12-09 00:48:41,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:41,771 INFO L225 Difference]: With dead ends: 276 [2018-12-09 00:48:41,771 INFO L226 Difference]: Without dead ends: 138 [2018-12-09 00:48:41,773 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 00:48:41,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-12-09 00:48:41,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-12-09 00:48:41,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-12-09 00:48:41,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 161 transitions. [2018-12-09 00:48:41,805 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 161 transitions. Word has length 52 [2018-12-09 00:48:41,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:41,805 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 161 transitions. [2018-12-09 00:48:41,805 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 00:48:41,805 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 161 transitions. [2018-12-09 00:48:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 00:48:41,807 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:41,807 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:48:41,807 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:41,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:41,808 INFO L82 PathProgramCache]: Analyzing trace with hash 163545993, now seen corresponding path program 1 times [2018-12-09 00:48:41,808 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:41,808 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:41,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:41,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:41,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:41,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:41,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:48:41,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 00:48:41,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 00:48:41,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 00:48:41,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:48:41,864 INFO L87 Difference]: Start difference. First operand 138 states and 161 transitions. Second operand 3 states. [2018-12-09 00:48:41,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:41,876 INFO L93 Difference]: Finished difference Result 221 states and 257 transitions. [2018-12-09 00:48:41,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 00:48:41,876 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-12-09 00:48:41,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:41,877 INFO L225 Difference]: With dead ends: 221 [2018-12-09 00:48:41,877 INFO L226 Difference]: Without dead ends: 129 [2018-12-09 00:48:41,878 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 00:48:41,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-12-09 00:48:41,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2018-12-09 00:48:41,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-12-09 00:48:41,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 149 transitions. [2018-12-09 00:48:41,885 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 149 transitions. Word has length 53 [2018-12-09 00:48:41,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:41,886 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 149 transitions. [2018-12-09 00:48:41,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 00:48:41,886 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 149 transitions. [2018-12-09 00:48:41,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 00:48:41,887 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:41,887 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:48:41,887 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:41,887 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:41,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1157605667, now seen corresponding path program 1 times [2018-12-09 00:48:41,887 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:41,887 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:41,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:41,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:41,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:41,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:41,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:48:41,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 00:48:41,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 00:48:41,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 00:48:41,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-09 00:48:41,955 INFO L87 Difference]: Start difference. First operand 129 states and 149 transitions. Second operand 7 states. [2018-12-09 00:48:42,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:42,117 INFO L93 Difference]: Finished difference Result 234 states and 275 transitions. [2018-12-09 00:48:42,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 00:48:42,117 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2018-12-09 00:48:42,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:42,118 INFO L225 Difference]: With dead ends: 234 [2018-12-09 00:48:42,118 INFO L226 Difference]: Without dead ends: 129 [2018-12-09 00:48:42,119 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:48:42,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-12-09 00:48:42,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2018-12-09 00:48:42,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-12-09 00:48:42,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 148 transitions. [2018-12-09 00:48:42,128 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 148 transitions. Word has length 58 [2018-12-09 00:48:42,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:42,128 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 148 transitions. [2018-12-09 00:48:42,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 00:48:42,128 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 148 transitions. [2018-12-09 00:48:42,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 00:48:42,129 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:42,130 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] [2018-12-09 00:48:42,130 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:42,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:42,130 INFO L82 PathProgramCache]: Analyzing trace with hash -175626351, now seen corresponding path program 1 times [2018-12-09 00:48:42,130 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:42,130 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:42,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:42,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:42,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:42,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:42,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:48:42,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:48:42,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:48:42,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:48:42,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:48:42,190 INFO L87 Difference]: Start difference. First operand 129 states and 148 transitions. Second operand 5 states. [2018-12-09 00:48:42,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:42,498 INFO L93 Difference]: Finished difference Result 345 states and 413 transitions. [2018-12-09 00:48:42,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 00:48:42,499 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2018-12-09 00:48:42,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:42,500 INFO L225 Difference]: With dead ends: 345 [2018-12-09 00:48:42,500 INFO L226 Difference]: Without dead ends: 240 [2018-12-09 00:48:42,501 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 00:48:42,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-12-09 00:48:42,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 221. [2018-12-09 00:48:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2018-12-09 00:48:42,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 251 transitions. [2018-12-09 00:48:42,522 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 251 transitions. Word has length 71 [2018-12-09 00:48:42,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:42,522 INFO L480 AbstractCegarLoop]: Abstraction has 221 states and 251 transitions. [2018-12-09 00:48:42,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:48:42,522 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 251 transitions. [2018-12-09 00:48:42,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 00:48:42,523 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:42,523 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] [2018-12-09 00:48:42,523 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:42,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:42,524 INFO L82 PathProgramCache]: Analyzing trace with hash 293779646, now seen corresponding path program 1 times [2018-12-09 00:48:42,524 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:42,524 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:42,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:42,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:42,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:42,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:42,582 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:48:42,582 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:48:42,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:48:42,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:48:42,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:48:42,583 INFO L87 Difference]: Start difference. First operand 221 states and 251 transitions. Second operand 6 states. [2018-12-09 00:48:42,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:42,687 INFO L93 Difference]: Finished difference Result 538 states and 643 transitions. [2018-12-09 00:48:42,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 00:48:42,688 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2018-12-09 00:48:42,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:42,690 INFO L225 Difference]: With dead ends: 538 [2018-12-09 00:48:42,691 INFO L226 Difference]: Without dead ends: 341 [2018-12-09 00:48:42,692 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:48:42,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2018-12-09 00:48:42,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 337. [2018-12-09 00:48:42,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 337 states. [2018-12-09 00:48:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 389 transitions. [2018-12-09 00:48:42,714 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 389 transitions. Word has length 85 [2018-12-09 00:48:42,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:42,715 INFO L480 AbstractCegarLoop]: Abstraction has 337 states and 389 transitions. [2018-12-09 00:48:42,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:48:42,715 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 389 transitions. [2018-12-09 00:48:42,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 00:48:42,716 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:42,716 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] [2018-12-09 00:48:42,716 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:42,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:42,717 INFO L82 PathProgramCache]: Analyzing trace with hash 298673348, now seen corresponding path program 1 times [2018-12-09 00:48:42,717 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:42,717 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:42,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:42,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:42,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:42,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:42,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:48:42,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 00:48:42,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 00:48:42,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 00:48:42,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 00:48:42,812 INFO L87 Difference]: Start difference. First operand 337 states and 389 transitions. Second operand 6 states. [2018-12-09 00:48:42,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:42,961 INFO L93 Difference]: Finished difference Result 726 states and 872 transitions. [2018-12-09 00:48:42,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 00:48:42,962 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2018-12-09 00:48:42,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:42,964 INFO L225 Difference]: With dead ends: 726 [2018-12-09 00:48:42,964 INFO L226 Difference]: Without dead ends: 529 [2018-12-09 00:48:42,965 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:48:42,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2018-12-09 00:48:42,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 511. [2018-12-09 00:48:42,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 511 states. [2018-12-09 00:48:42,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 603 transitions. [2018-12-09 00:48:42,995 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 603 transitions. Word has length 89 [2018-12-09 00:48:42,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:42,996 INFO L480 AbstractCegarLoop]: Abstraction has 511 states and 603 transitions. [2018-12-09 00:48:42,996 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 00:48:42,996 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 603 transitions. [2018-12-09 00:48:42,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 00:48:42,997 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:42,997 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] [2018-12-09 00:48:42,997 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:42,997 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:42,998 INFO L82 PathProgramCache]: Analyzing trace with hash -624010235, now seen corresponding path program 1 times [2018-12-09 00:48:42,998 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:42,998 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:42,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:42,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:42,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:43,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:43,031 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:48:43,031 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 00:48:43,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 00:48:43,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 00:48:43,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:48:43,032 INFO L87 Difference]: Start difference. First operand 511 states and 603 transitions. Second operand 5 states. [2018-12-09 00:48:43,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:43,054 INFO L93 Difference]: Finished difference Result 892 states and 1074 transitions. [2018-12-09 00:48:43,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 00:48:43,054 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 89 [2018-12-09 00:48:43,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:43,055 INFO L225 Difference]: With dead ends: 892 [2018-12-09 00:48:43,056 INFO L226 Difference]: Without dead ends: 521 [2018-12-09 00:48:43,056 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 00:48:43,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2018-12-09 00:48:43,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 515. [2018-12-09 00:48:43,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2018-12-09 00:48:43,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 606 transitions. [2018-12-09 00:48:43,074 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 606 transitions. Word has length 89 [2018-12-09 00:48:43,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:43,074 INFO L480 AbstractCegarLoop]: Abstraction has 515 states and 606 transitions. [2018-12-09 00:48:43,074 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 00:48:43,074 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 606 transitions. [2018-12-09 00:48:43,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 00:48:43,075 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:43,075 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] [2018-12-09 00:48:43,075 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:43,075 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:43,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1468015737, now seen corresponding path program 1 times [2018-12-09 00:48:43,076 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:43,076 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:43,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:43,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:43,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:43,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:43,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:48:43,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-09 00:48:43,135 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 00:48:43,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 00:48:43,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-09 00:48:43,135 INFO L87 Difference]: Start difference. First operand 515 states and 606 transitions. Second operand 9 states. [2018-12-09 00:48:43,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:43,174 INFO L93 Difference]: Finished difference Result 1012 states and 1214 transitions. [2018-12-09 00:48:43,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 00:48:43,175 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2018-12-09 00:48:43,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:43,176 INFO L225 Difference]: With dead ends: 1012 [2018-12-09 00:48:43,176 INFO L226 Difference]: Without dead ends: 521 [2018-12-09 00:48:43,177 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:48:43,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2018-12-09 00:48:43,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 515. [2018-12-09 00:48:43,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2018-12-09 00:48:43,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 604 transitions. [2018-12-09 00:48:43,194 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 604 transitions. Word has length 89 [2018-12-09 00:48:43,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:43,194 INFO L480 AbstractCegarLoop]: Abstraction has 515 states and 604 transitions. [2018-12-09 00:48:43,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 00:48:43,194 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 604 transitions. [2018-12-09 00:48:43,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 00:48:43,195 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:43,195 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:48:43,195 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:43,195 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:43,195 INFO L82 PathProgramCache]: Analyzing trace with hash -2075112032, now seen corresponding path program 1 times [2018-12-09 00:48:43,195 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:43,195 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:43,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:43,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:43,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:43,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:48:43,258 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 00:48:43,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 00:48:43,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 00:48:43,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 00:48:43,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 00:48:43,259 INFO L87 Difference]: Start difference. First operand 515 states and 604 transitions. Second operand 10 states. [2018-12-09 00:48:43,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:43,383 INFO L93 Difference]: Finished difference Result 1012 states and 1190 transitions. [2018-12-09 00:48:43,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 00:48:43,383 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 90 [2018-12-09 00:48:43,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:43,386 INFO L225 Difference]: With dead ends: 1012 [2018-12-09 00:48:43,386 INFO L226 Difference]: Without dead ends: 521 [2018-12-09 00:48:43,387 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-09 00:48:43,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2018-12-09 00:48:43,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 500. [2018-12-09 00:48:43,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 500 states. [2018-12-09 00:48:43,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 569 transitions. [2018-12-09 00:48:43,411 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 569 transitions. Word has length 90 [2018-12-09 00:48:43,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:43,412 INFO L480 AbstractCegarLoop]: Abstraction has 500 states and 569 transitions. [2018-12-09 00:48:43,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 00:48:43,412 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 569 transitions. [2018-12-09 00:48:43,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 00:48:43,414 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:43,414 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:48:43,414 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:43,414 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:43,414 INFO L82 PathProgramCache]: Analyzing trace with hash -1247405974, now seen corresponding path program 1 times [2018-12-09 00:48:43,414 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:43,415 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:43,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:43,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:43,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:43,464 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:48:43,464 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:48:43,464 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:48:43,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:43,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:48:43,644 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 00:48:43,669 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-09 00:48:43,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2018-12-09 00:48:43,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-09 00:48:43,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-09 00:48:43,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-12-09 00:48:43,670 INFO L87 Difference]: Start difference. First operand 500 states and 569 transitions. Second operand 13 states. [2018-12-09 00:48:44,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:44,569 INFO L93 Difference]: Finished difference Result 1233 states and 1514 transitions. [2018-12-09 00:48:44,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-09 00:48:44,569 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 136 [2018-12-09 00:48:44,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:44,571 INFO L225 Difference]: With dead ends: 1233 [2018-12-09 00:48:44,571 INFO L226 Difference]: Without dead ends: 829 [2018-12-09 00:48:44,573 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-12-09 00:48:44,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2018-12-09 00:48:44,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 705. [2018-12-09 00:48:44,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 705 states. [2018-12-09 00:48:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 705 states and 795 transitions. [2018-12-09 00:48:44,597 INFO L78 Accepts]: Start accepts. Automaton has 705 states and 795 transitions. Word has length 136 [2018-12-09 00:48:44,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:44,597 INFO L480 AbstractCegarLoop]: Abstraction has 705 states and 795 transitions. [2018-12-09 00:48:44,597 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-09 00:48:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 795 transitions. [2018-12-09 00:48:44,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 00:48:44,599 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 00:48:44,599 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 00:48:44,599 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 00:48:44,599 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:48:44,599 INFO L82 PathProgramCache]: Analyzing trace with hash -1290081535, now seen corresponding path program 1 times [2018-12-09 00:48:44,599 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 00:48:44,599 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 00:48:44,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:44,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:44,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 00:48:44,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:44,652 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:48:44,652 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 00:48:44,652 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 00:48:44,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 00:48:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:48:44,735 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:48:44,815 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:48:44,840 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-09 00:48:44,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2018-12-09 00:48:44,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-09 00:48:44,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-09 00:48:44,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2018-12-09 00:48:44,841 INFO L87 Difference]: Start difference. First operand 705 states and 795 transitions. Second operand 15 states. [2018-12-09 00:48:46,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 00:48:46,439 INFO L93 Difference]: Finished difference Result 2707 states and 3856 transitions. [2018-12-09 00:48:46,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-12-09 00:48:46,439 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 140 [2018-12-09 00:48:46,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 00:48:46,440 INFO L225 Difference]: With dead ends: 2707 [2018-12-09 00:48:46,440 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 00:48:46,444 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2018-12-09 00:48:46,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 00:48:46,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 00:48:46,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 00:48:46,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 00:48:46,445 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 140 [2018-12-09 00:48:46,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 00:48:46,445 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 00:48:46,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-09 00:48:46,445 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 00:48:46,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:48:46,448 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 00:48:46,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:46,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 00:48:47,930 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2018-12-09 00:48:48,055 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2018-12-09 00:48:48,766 WARN L180 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 42 [2018-12-09 00:48:48,877 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 27 [2018-12-09 00:48:49,126 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2018-12-09 00:48:49,650 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 31 [2018-12-09 00:48:50,128 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2018-12-09 00:48:50,137 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 673 679) the Hoare annotation is: true [2018-12-09 00:48:50,137 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 673 679) no Hoare annotation was computed. [2018-12-09 00:48:50,137 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 680 688) no Hoare annotation was computed. [2018-12-09 00:48:50,137 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 680 688) the Hoare annotation is: true [2018-12-09 00:48:50,137 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 680 688) no Hoare annotation was computed. [2018-12-09 00:48:50,137 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 648) no Hoare annotation was computed. [2018-12-09 00:48:50,137 INFO L448 ceAbstractionStarter]: For program point L641-1(lines 641 648) no Hoare annotation was computed. [2018-12-09 00:48:50,137 INFO L448 ceAbstractionStarter]: For program point L639(line 639) no Hoare annotation was computed. [2018-12-09 00:48:50,138 INFO L444 ceAbstractionStarter]: At program point L638(line 638) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:48:50,138 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 631 653) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:48:50,138 INFO L444 ceAbstractionStarter]: At program point L637(line 637) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:48:50,138 INFO L444 ceAbstractionStarter]: At program point L637-1(line 637) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:48:50,138 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 631 653) no Hoare annotation was computed. [2018-12-09 00:48:50,138 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 631 653) no Hoare annotation was computed. [2018-12-09 00:48:50,138 INFO L444 ceAbstractionStarter]: At program point L643(line 643) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:48:50,138 INFO L444 ceAbstractionStarter]: At program point L643-1(line 643) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:48:50,138 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 882 890) no Hoare annotation was computed. [2018-12-09 00:48:50,138 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 882 890) the Hoare annotation is: true [2018-12-09 00:48:50,138 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 882 890) no Hoare annotation was computed. [2018-12-09 00:48:50,138 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 959) no Hoare annotation was computed. [2018-12-09 00:48:50,138 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 946 964) the Hoare annotation is: true [2018-12-09 00:48:50,138 INFO L451 ceAbstractionStarter]: At program point L953(line 953) the Hoare annotation is: true [2018-12-09 00:48:50,138 INFO L448 ceAbstractionStarter]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point L953-1(line 953) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 946 964) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 946 964) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 666 672) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 666 672) the Hoare annotation is: true [2018-12-09 00:48:50,139 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 618 627) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 618 627) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 618 627) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 863 870) the Hoare annotation is: (or (< 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 863 870) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 863 870) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 830 854) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 830 854) 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))) [2018-12-09 00:48:50,139 INFO L444 ceAbstractionStarter]: At program point L849(line 849) 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))) [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point L849-1(lines 830 854) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L444 ceAbstractionStarter]: At program point L844(line 844) 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))) [2018-12-09 00:48:50,139 INFO L444 ceAbstractionStarter]: At program point L840(line 840) 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))) [2018-12-09 00:48:50,139 INFO L448 ceAbstractionStarter]: For program point L838(lines 838 846) no Hoare annotation was computed. [2018-12-09 00:48:50,139 INFO L444 ceAbstractionStarter]: At program point L836(line 836) 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))) [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point L836-1(line 836) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 851) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 529 542) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 539) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 529 542) the Hoare annotation is: true [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 529 542) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 796 802) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 796 802) the Hoare annotation is: true [2018-12-09 00:48:50,140 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 700 765) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 700 765) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L444 ceAbstractionStarter]: At program point L758(lines 709 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point L748(lines 748 752) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L444 ceAbstractionStarter]: At program point L748-2(lines 740 753) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point L711(lines 710 757) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L444 ceAbstractionStarter]: At program point L742(line 742) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point L740(lines 740 753) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L444 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point L730(lines 730 736) no Hoare annotation was computed. [2018-12-09 00:48:50,140 INFO L448 ceAbstractionStarter]: For program point L730-1(lines 730 736) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L444 ceAbstractionStarter]: At program point L755(lines 710 757) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 00:48:50,141 INFO L444 ceAbstractionStarter]: At program point L722(line 722) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse0 .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point L720(lines 720 726) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point L720-1(lines 720 726) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 716) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 700 765) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 543 551) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 543 551) the Hoare annotation is: true [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 543 551) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 855 862) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 855 862) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 855 862) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (< 2 ~waterLevel~0) (not (= ~systemActive~0 1))) [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 927 945) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point L936(lines 936 940) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L451 ceAbstractionStarter]: At program point L934(line 934) the Hoare annotation is: true [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point L936-2(lines 936 940) no Hoare annotation was computed. [2018-12-09 00:48:50,141 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 927 945) the Hoare annotation is: true [2018-12-09 00:48:50,141 INFO L448 ceAbstractionStarter]: For program point L934-1(line 934) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 927 945) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 520 528) the Hoare annotation is: true [2018-12-09 00:48:50,142 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 520 528) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 520 528) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 476 487) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 476 487) 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)))) [2018-12-09 00:48:50,142 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 476 487) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L444 ceAbstractionStarter]: At program point L785(line 785) 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))))) [2018-12-09 00:48:50,142 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 772 795) 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)))) [2018-12-09 00:48:50,142 INFO L444 ceAbstractionStarter]: At program point L783(lines 783 789) 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)))))) [2018-12-09 00:48:50,142 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 772 795) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L444 ceAbstractionStarter]: At program point L778(line 778) 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)))) [2018-12-09 00:48:50,142 INFO L448 ceAbstractionStarter]: For program point L776(lines 775 794) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 772 795) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L448 ceAbstractionStarter]: For program point L576(line 576) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 555 584) no Hoare annotation was computed. [2018-12-09 00:48:50,142 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 555 584) the Hoare annotation is: true [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-12-09 00:48:50,143 INFO L451 ceAbstractionStarter]: At program point L569-1(lines 569 573) the Hoare annotation is: true [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-12-09 00:48:50,143 INFO L451 ceAbstractionStarter]: At program point L565-2(lines 565 579) the Hoare annotation is: true [2018-12-09 00:48:50,143 INFO L451 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: true [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point L561-1(line 561) no Hoare annotation was computed. [2018-12-09 00:48:50,143 INFO L451 ceAbstractionStarter]: At program point L580(lines 555 584) the Hoare annotation is: true [2018-12-09 00:48:50,143 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 488 496) the Hoare annotation is: true [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 488 496) no Hoare annotation was computed. [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 488 496) no Hoare annotation was computed. [2018-12-09 00:48:50,143 INFO L451 ceAbstractionStarter]: At program point L417(line 417) the Hoare annotation is: true [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point L417-1(line 417) no Hoare annotation was computed. [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 410 442) no Hoare annotation was computed. [2018-12-09 00:48:50,143 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 410 442) the Hoare annotation is: true [2018-12-09 00:48:50,143 INFO L444 ceAbstractionStarter]: At program point L433(line 433) 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))) [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 435) no Hoare annotation was computed. [2018-12-09 00:48:50,143 INFO L444 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: (let ((.cse3 (< 1 ~waterLevel~0)) (.cse0 (< 2 ~waterLevel~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (= __utac_acc__Specification3_spec__1_~tmp~3 ~methaneLevelCritical~0) .cse0 .cse1 .cse2) (or .cse3 (not (= 0 ~pumpRunning~0)) .cse2) (or .cse3 .cse1 .cse2) (or (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2))) [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point L427-1(line 427) no Hoare annotation was computed. [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 438) no Hoare annotation was computed. [2018-12-09 00:48:50,143 INFO L448 ceAbstractionStarter]: For program point L425-1(lines 410 442) no Hoare annotation was computed. [2018-12-09 00:48:50,144 INFO L444 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse0 (= __utac_acc__Specification3_spec__1_~tmp~3 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse3 (not (= ~waterLevel~0 1))) (or (< 1 ~waterLevel~0) .cse4 .cse5 .cse3) (or .cse5 .cse1 .cse2 .cse3) (or (< 0 ~waterLevel~0) .cse4 .cse0 .cse3))) [2018-12-09 00:48:50,144 INFO L448 ceAbstractionStarter]: For program point L423-1(line 423) no Hoare annotation was computed. [2018-12-09 00:48:50,144 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 439) no Hoare annotation was computed. [2018-12-09 00:48:50,144 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 452 463) 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)))))) [2018-12-09 00:48:50,144 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 452 463) no Hoare annotation was computed. [2018-12-09 00:48:50,144 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 452 463) no Hoare annotation was computed. [2018-12-09 00:48:50,144 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 610 616) no Hoare annotation was computed. [2018-12-09 00:48:50,144 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 610 616) the Hoare annotation is: true [2018-12-09 00:48:50,144 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 00:48:50,144 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)) [2018-12-09 00:48:50,144 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 00:48:50,144 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 00:48:50,144 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 804 828) 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))) [2018-12-09 00:48:50,144 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 804 828) no Hoare annotation was computed. [2018-12-09 00:48:50,144 INFO L444 ceAbstractionStarter]: At program point L823(line 823) 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))) [2018-12-09 00:48:50,144 INFO L448 ceAbstractionStarter]: For program point L823-1(lines 804 828) no Hoare annotation was computed. [2018-12-09 00:48:50,144 INFO L444 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (<= ~waterLevel~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0))) [2018-12-09 00:48:50,144 INFO L444 ceAbstractionStarter]: At program point L814(line 814) 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~6 1) .cse1) (< 2 ~waterLevel~0) .cse0 (and (<= ~waterLevel~0 1) .cse1))))) [2018-12-09 00:48:50,144 INFO L448 ceAbstractionStarter]: For program point L812(lines 812 820) no Hoare annotation was computed. [2018-12-09 00:48:50,144 INFO L444 ceAbstractionStarter]: At program point L810(line 810) 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))) [2018-12-09 00:48:50,145 INFO L448 ceAbstractionStarter]: For program point L810-1(line 810) no Hoare annotation was computed. [2018-12-09 00:48:50,145 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 825) no Hoare annotation was computed. [2018-12-09 00:48:50,145 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 965 972) no Hoare annotation was computed. [2018-12-09 00:48:50,145 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 965 972) the Hoare annotation is: (let ((.cse2 (not (= |old(~systemActive~0)| 1))) (.cse0 (= ~systemActive~0 1)) (.cse1 (< 2 ~waterLevel~0))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1 .cse2) (or (or (not (= 1 ~pumpRunning~0)) .cse2) .cse0 .cse1))) [2018-12-09 00:48:50,145 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 965 972) no Hoare annotation was computed. [2018-12-09 00:48:50,145 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 464 475) no Hoare annotation was computed. [2018-12-09 00:48:50,145 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 464 475) 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)))) [2018-12-09 00:48:50,145 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 464 475) no Hoare annotation was computed. [2018-12-09 00:48:50,145 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 690 697) no Hoare annotation was computed. [2018-12-09 00:48:50,145 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 694) no Hoare annotation was computed. [2018-12-09 00:48:50,145 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 690 697) the Hoare annotation is: true [2018-12-09 00:48:50,145 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 690 697) no Hoare annotation was computed. [2018-12-09 00:48:50,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 12:48:50 BoogieIcfgContainer [2018-12-09 00:48:50,153 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 00:48:50,153 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:48:50,153 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:48:50,153 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:48:50,153 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:48:41" (3/4) ... [2018-12-09 00:48:50,155 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:48:50,159 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification3_spec__1 [2018-12-09 00:48:50,160 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-09 00:48:50,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-09 00:48:50,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-09 00:48:50,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-09 00:48:50,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 00:48:50,161 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-09 00:48:50,165 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-09 00:48:50,166 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-09 00:48:50,166 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-09 00:48:50,166 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 00:48:50,167 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 00:48:50,167 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 00:48:50,185 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((waterLevel <= 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 00:48:50,185 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-09 00:48:50,213 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0cc44f29-92d2-4cc8-840b-b74025c12fee/bin-2019/uautomizer/witness.graphml [2018-12-09 00:48:50,213 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:48:50,213 INFO L168 Benchmark]: Toolchain (without parser) took 9352.17 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 335.0 MB). Free memory was 956.0 MB in the beginning and 866.2 MB in the end (delta: 89.8 MB). Peak memory consumption was 424.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:48:50,213 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:48:50,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -130.8 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:48:50,214 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.35 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:48:50,214 INFO L168 Benchmark]: Boogie Preprocessor took 20.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:48:50,214 INFO L168 Benchmark]: RCFGBuilder took 312.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:48:50,214 INFO L168 Benchmark]: TraceAbstraction took 8643.92 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 236.5 MB). Free memory was 1.0 GB in the beginning and 877.0 MB in the end (delta: 157.8 MB). Peak memory consumption was 466.2 MB. Max. memory is 11.5 GB. [2018-12-09 00:48:50,214 INFO L168 Benchmark]: Witness Printer took 59.89 ms. Allocated memory is still 1.4 GB. Free memory was 877.0 MB in the beginning and 866.2 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:48:50,215 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 293.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -130.8 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.35 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 312.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8643.92 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 236.5 MB). Free memory was 1.0 GB in the beginning and 877.0 MB in the end (delta: 157.8 MB). Peak memory consumption was 466.2 MB. Max. memory is 11.5 GB. * Witness Printer took 59.89 ms. Allocated memory is still 1.4 GB. Free memory was 877.0 MB in the beginning and 866.2 MB 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: 694]: 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: 710]: Loop Invariant Derived loop invariant: (((((((waterLevel <= 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || !(0 == \old(pumpRunning))) || (((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 151 locations, 1 error locations. SAFE Result, 8.5s OverallTime, 11 OverallIterations, 2 TraceHistogramMax, 3.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1889 SDtfs, 1961 SDslu, 6190 SDs, 0 SdLazy, 5059 SolverSat, 1152 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 438 GetRequests, 318 SyntacticMatches, 2 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 536 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=705occurred 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: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 198 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 2200 PreInvPairs, 2829 NumberOfFragments, 1636 HoareAnnotationTreeSize, 2200 FomulaSimplifications, 19592 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 62 FomulaSimplificationsInter, 29748 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1228 NumberOfCodeBlocks, 1228 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1215 ConstructedInterpolants, 0 QuantifiedInterpolants, 221694 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1684 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 84/100 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...