./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product56_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product56_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/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 730b837dafcd2995b5acc94906fc5437a0c170a6 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:27:51,205 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:27:51,206 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:27:51,216 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:27:51,216 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:27:51,217 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:27:51,218 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:27:51,219 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:27:51,221 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:27:51,221 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:27:51,222 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:27:51,222 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:27:51,223 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:27:51,225 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:27:51,226 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:27:51,227 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:27:51,228 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:27:51,229 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:27:51,231 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:27:51,232 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:27:51,233 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:27:51,234 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:27:51,236 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:27:51,236 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:27:51,237 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:27:51,238 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:27:51,239 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:27:51,239 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:27:51,240 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:27:51,241 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:27:51,241 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:27:51,242 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:27:51,242 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:27:51,242 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:27:51,243 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:27:51,243 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:27:51,244 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:27:51,255 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:27:51,256 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:27:51,256 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:27:51,257 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:27:51,257 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:27:51,257 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:27:51,258 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:27:51,258 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:27:51,258 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:27:51,258 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:27:51,258 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:27:51,258 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:27:51,259 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:27:51,260 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:27:51,260 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:27:51,260 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:27:51,260 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:27:51,260 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:27:51,260 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:27:51,261 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:27:51,262 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:27:51,262 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:27:51,262 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:27:51,262 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:27:51,262 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:27:51,263 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:27:51,263 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:27:51,263 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:27:51,263 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:27:51,263 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:27:51,263 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_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/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 -> 730b837dafcd2995b5acc94906fc5437a0c170a6 [2018-11-28 11:27:51,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:27:51,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:27:51,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:27:51,306 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:27:51,307 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:27:51,307 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product56_true-unreach-call_false-termination.cil.c [2018-11-28 11:27:51,360 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/data/46de4a269/bc90abb4145a4b46a49197cf9fecfeca/FLAG25fcdb341 [2018-11-28 11:27:51,741 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:27:51,741 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/sv-benchmarks/c/product-lines/minepump_spec2_product56_true-unreach-call_false-termination.cil.c [2018-11-28 11:27:51,751 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/data/46de4a269/bc90abb4145a4b46a49197cf9fecfeca/FLAG25fcdb341 [2018-11-28 11:27:51,764 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/data/46de4a269/bc90abb4145a4b46a49197cf9fecfeca [2018-11-28 11:27:51,766 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:27:51,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:27:51,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:27:51,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:27:51,772 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:27:51,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:27:51" (1/1) ... [2018-11-28 11:27:51,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@246385e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:51, skipping insertion in model container [2018-11-28 11:27:51,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:27:51" (1/1) ... [2018-11-28 11:27:51,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:27:51,814 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:27:52,061 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:27:52,073 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:27:52,134 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:27:52,153 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:27:52,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52 WrapperNode [2018-11-28 11:27:52,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:27:52,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:27:52,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:27:52,155 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:27:52,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (1/1) ... [2018-11-28 11:27:52,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (1/1) ... [2018-11-28 11:27:52,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:27:52,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:27:52,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:27:52,183 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:27:52,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (1/1) ... [2018-11-28 11:27:52,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (1/1) ... [2018-11-28 11:27:52,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (1/1) ... [2018-11-28 11:27:52,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (1/1) ... [2018-11-28 11:27:52,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (1/1) ... [2018-11-28 11:27:52,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (1/1) ... [2018-11-28 11:27:52,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (1/1) ... [2018-11-28 11:27:52,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:27:52,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:27:52,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:27:52,209 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:27:52,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:27:52,241 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 11:27:52,241 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 11:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:27:52,242 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 11:27:52,242 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 11:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 11:27:52,242 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 11:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:27:52,242 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 11:27:52,242 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 11:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 11:27:52,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 11:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 11:27:52,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 11:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 11:27:52,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 11:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 11:27:52,243 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 11:27:52,243 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 11:27:52,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 11:27:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-28 11:27:52,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-28 11:27:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-28 11:27:52,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-28 11:27:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 11:27:52,244 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 11:27:52,244 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 11:27:52,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 11:27:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 11:27:52,245 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 11:27:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 11:27:52,245 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 11:27:52,245 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 11:27:52,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 11:27:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 11:27:52,246 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 11:27:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 11:27:52,246 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 11:27:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 11:27:52,246 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 11:27:52,246 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 11:27:52,247 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 11:27:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 11:27:52,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 11:27:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-28 11:27:52,247 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-28 11:27:52,247 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 11:27:52,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 11:27:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 11:27:52,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 11:27:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 11:27:52,248 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 11:27:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 11:27:52,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 11:27:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 11:27:52,249 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 11:27:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 11:27:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:27:52,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:27:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 11:27:52,249 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 11:27:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 11:27:52,249 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 11:27:52,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:27:52,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:27:52,657 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:27:52,657 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 11:27:52,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:27:52 BoogieIcfgContainer [2018-11-28 11:27:52,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:27:52,659 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:27:52,659 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:27:52,661 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:27:52,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:27:51" (1/3) ... [2018-11-28 11:27:52,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4f3745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:27:52, skipping insertion in model container [2018-11-28 11:27:52,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:27:52" (2/3) ... [2018-11-28 11:27:52,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4f3745 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:27:52, skipping insertion in model container [2018-11-28 11:27:52,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:27:52" (3/3) ... [2018-11-28 11:27:52,663 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56_true-unreach-call_false-termination.cil.c [2018-11-28 11:27:52,669 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:27:52,675 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:27:52,685 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:27:52,706 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:27:52,707 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:27:52,707 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:27:52,707 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:27:52,707 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:27:52,707 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:27:52,707 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:27:52,707 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:27:52,707 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:27:52,724 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2018-11-28 11:27:52,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 11:27:52,731 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:52,731 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] [2018-11-28 11:27:52,733 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:52,737 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:52,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1663289692, now seen corresponding path program 1 times [2018-11-28 11:27:52,739 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:52,739 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:52,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:52,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:52,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:52,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:27:52,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:27:52,928 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 11:27:52,930 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 11:27:52,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 11:27:52,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 11:27:52,940 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 2 states. [2018-11-28 11:27:52,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:52,972 INFO L93 Difference]: Finished difference Result 312 states and 389 transitions. [2018-11-28 11:27:52,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 11:27:52,973 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-28 11:27:52,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:52,983 INFO L225 Difference]: With dead ends: 312 [2018-11-28 11:27:52,983 INFO L226 Difference]: Without dead ends: 158 [2018-11-28 11:27:52,986 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 11:27:52,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-11-28 11:27:53,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2018-11-28 11:27:53,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-11-28 11:27:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 188 transitions. [2018-11-28 11:27:53,027 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 188 transitions. Word has length 51 [2018-11-28 11:27:53,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:53,028 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 188 transitions. [2018-11-28 11:27:53,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 11:27:53,028 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2018-11-28 11:27:53,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 11:27:53,030 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:53,031 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:27:53,031 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:53,031 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:53,031 INFO L82 PathProgramCache]: Analyzing trace with hash -1634703477, now seen corresponding path program 1 times [2018-11-28 11:27:53,031 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:53,031 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:53,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:53,032 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:53,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:53,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:27:53,112 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:27:53,112 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:27:53,113 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:27:53,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:27:53,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:27:53,114 INFO L87 Difference]: Start difference. First operand 158 states and 188 transitions. Second operand 3 states. [2018-11-28 11:27:53,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:53,134 INFO L93 Difference]: Finished difference Result 251 states and 299 transitions. [2018-11-28 11:27:53,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:27:53,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 11:27:53,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:53,136 INFO L225 Difference]: With dead ends: 251 [2018-11-28 11:27:53,136 INFO L226 Difference]: Without dead ends: 149 [2018-11-28 11:27:53,138 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:27:53,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-28 11:27:53,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-28 11:27:53,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-28 11:27:53,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2018-11-28 11:27:53,150 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 52 [2018-11-28 11:27:53,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:53,151 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2018-11-28 11:27:53,151 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:27:53,151 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2018-11-28 11:27:53,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 11:27:53,152 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:53,153 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:27:53,153 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:53,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:53,153 INFO L82 PathProgramCache]: Analyzing trace with hash -765868889, now seen corresponding path program 1 times [2018-11-28 11:27:53,153 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:53,153 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:53,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:53,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:53,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:53,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:27:53,288 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:27:53,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:27:53,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:27:53,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:27:53,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:27:53,289 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 7 states. [2018-11-28 11:27:53,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:53,638 INFO L93 Difference]: Finished difference Result 442 states and 542 transitions. [2018-11-28 11:27:53,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:27:53,638 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-28 11:27:53,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:53,641 INFO L225 Difference]: With dead ends: 442 [2018-11-28 11:27:53,641 INFO L226 Difference]: Without dead ends: 321 [2018-11-28 11:27:53,642 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:27:53,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2018-11-28 11:27:53,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 309. [2018-11-28 11:27:53,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2018-11-28 11:27:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 378 transitions. [2018-11-28 11:27:53,674 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 378 transitions. Word has length 57 [2018-11-28 11:27:53,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:53,675 INFO L480 AbstractCegarLoop]: Abstraction has 309 states and 378 transitions. [2018-11-28 11:27:53,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:27:53,675 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 378 transitions. [2018-11-28 11:27:53,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-28 11:27:53,677 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:53,677 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] [2018-11-28 11:27:53,678 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:53,678 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:53,678 INFO L82 PathProgramCache]: Analyzing trace with hash 677225223, now seen corresponding path program 1 times [2018-11-28 11:27:53,678 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:53,678 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:53,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:53,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:53,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:53,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:27:53,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:27:53,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:27:53,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:27:53,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:27:53,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:27:53,773 INFO L87 Difference]: Start difference. First operand 309 states and 378 transitions. Second operand 6 states. [2018-11-28 11:27:53,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:53,927 INFO L93 Difference]: Finished difference Result 853 states and 1068 transitions. [2018-11-28 11:27:53,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:27:53,927 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-28 11:27:53,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:53,931 INFO L225 Difference]: With dead ends: 853 [2018-11-28 11:27:53,932 INFO L226 Difference]: Without dead ends: 572 [2018-11-28 11:27:53,933 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:27:53,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2018-11-28 11:27:53,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 566. [2018-11-28 11:27:53,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2018-11-28 11:27:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 696 transitions. [2018-11-28 11:27:53,969 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 696 transitions. Word has length 62 [2018-11-28 11:27:53,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:53,969 INFO L480 AbstractCegarLoop]: Abstraction has 566 states and 696 transitions. [2018-11-28 11:27:53,969 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:27:53,969 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 696 transitions. [2018-11-28 11:27:53,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-28 11:27:53,971 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:53,972 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:27:53,972 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:53,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:53,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1831613501, now seen corresponding path program 1 times [2018-11-28 11:27:53,972 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:53,972 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:53,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:53,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:53,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:54,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:27:54,062 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:27:54,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 11:27:54,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:27:54,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:27:54,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:27:54,063 INFO L87 Difference]: Start difference. First operand 566 states and 696 transitions. Second operand 7 states. [2018-11-28 11:27:54,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:54,715 INFO L93 Difference]: Finished difference Result 1463 states and 1926 transitions. [2018-11-28 11:27:54,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 11:27:54,720 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-28 11:27:54,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:54,725 INFO L225 Difference]: With dead ends: 1463 [2018-11-28 11:27:54,725 INFO L226 Difference]: Without dead ends: 925 [2018-11-28 11:27:54,727 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 11:27:54,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2018-11-28 11:27:54,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 827. [2018-11-28 11:27:54,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 827 states. [2018-11-28 11:27:54,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1007 transitions. [2018-11-28 11:27:54,780 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 1007 transitions. Word has length 66 [2018-11-28 11:27:54,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:54,781 INFO L480 AbstractCegarLoop]: Abstraction has 827 states and 1007 transitions. [2018-11-28 11:27:54,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:27:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1007 transitions. [2018-11-28 11:27:54,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-28 11:27:54,783 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:54,783 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:27:54,783 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:54,783 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:54,783 INFO L82 PathProgramCache]: Analyzing trace with hash -139804171, now seen corresponding path program 1 times [2018-11-28 11:27:54,783 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:54,784 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:54,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:54,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:54,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:54,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:27:54,847 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:27:54,847 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:27:54,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:27:54,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:27:54,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:27:54,848 INFO L87 Difference]: Start difference. First operand 827 states and 1007 transitions. Second operand 6 states. [2018-11-28 11:27:54,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:54,908 INFO L93 Difference]: Finished difference Result 1646 states and 2044 transitions. [2018-11-28 11:27:54,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:27:54,909 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2018-11-28 11:27:54,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:54,913 INFO L225 Difference]: With dead ends: 1646 [2018-11-28 11:27:54,913 INFO L226 Difference]: Without dead ends: 847 [2018-11-28 11:27:54,915 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:27:54,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2018-11-28 11:27:54,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 847. [2018-11-28 11:27:54,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 847 states. [2018-11-28 11:27:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1027 transitions. [2018-11-28 11:27:54,960 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1027 transitions. Word has length 94 [2018-11-28 11:27:54,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:54,961 INFO L480 AbstractCegarLoop]: Abstraction has 847 states and 1027 transitions. [2018-11-28 11:27:54,961 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:27:54,961 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1027 transitions. [2018-11-28 11:27:54,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-28 11:27:54,963 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:54,963 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:27:54,963 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:54,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:54,964 INFO L82 PathProgramCache]: Analyzing trace with hash -212190729, now seen corresponding path program 1 times [2018-11-28 11:27:54,964 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:54,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:54,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:54,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:54,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:55,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:27:55,044 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:27:55,044 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 11:27:55,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:27:55,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:27:55,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:27:55,045 INFO L87 Difference]: Start difference. First operand 847 states and 1027 transitions. Second operand 8 states. [2018-11-28 11:27:55,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:55,102 INFO L93 Difference]: Finished difference Result 1694 states and 2130 transitions. [2018-11-28 11:27:55,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:27:55,103 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2018-11-28 11:27:55,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:55,108 INFO L225 Difference]: With dead ends: 1694 [2018-11-28 11:27:55,108 INFO L226 Difference]: Without dead ends: 875 [2018-11-28 11:27:55,111 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:27:55,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 875 states. [2018-11-28 11:27:55,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 875 to 863. [2018-11-28 11:27:55,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 863 states. [2018-11-28 11:27:55,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1043 transitions. [2018-11-28 11:27:55,156 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1043 transitions. Word has length 94 [2018-11-28 11:27:55,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:55,156 INFO L480 AbstractCegarLoop]: Abstraction has 863 states and 1043 transitions. [2018-11-28 11:27:55,156 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:27:55,156 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1043 transitions. [2018-11-28 11:27:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-28 11:27:55,159 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:55,159 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:27:55,159 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:55,159 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:55,160 INFO L82 PathProgramCache]: Analyzing trace with hash 117575032, now seen corresponding path program 1 times [2018-11-28 11:27:55,160 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:55,160 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:55,160 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:55,160 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:55,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:55,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:27:55,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:27:55,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:27:55,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:27:55,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:27:55,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:27:55,223 INFO L87 Difference]: Start difference. First operand 863 states and 1043 transitions. Second operand 4 states. [2018-11-28 11:27:55,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:55,456 INFO L93 Difference]: Finished difference Result 2789 states and 3534 transitions. [2018-11-28 11:27:55,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:27:55,456 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2018-11-28 11:27:55,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:55,466 INFO L225 Difference]: With dead ends: 2789 [2018-11-28 11:27:55,466 INFO L226 Difference]: Without dead ends: 1954 [2018-11-28 11:27:55,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:27:55,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1954 states. [2018-11-28 11:27:55,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1954 to 1923. [2018-11-28 11:27:55,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1923 states. [2018-11-28 11:27:55,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1923 states and 2383 transitions. [2018-11-28 11:27:55,573 INFO L78 Accepts]: Start accepts. Automaton has 1923 states and 2383 transitions. Word has length 94 [2018-11-28 11:27:55,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:55,574 INFO L480 AbstractCegarLoop]: Abstraction has 1923 states and 2383 transitions. [2018-11-28 11:27:55,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:27:55,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2383 transitions. [2018-11-28 11:27:55,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-28 11:27:55,577 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:55,577 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:27:55,578 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:55,578 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:55,578 INFO L82 PathProgramCache]: Analyzing trace with hash 590785298, now seen corresponding path program 1 times [2018-11-28 11:27:55,578 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:55,578 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:55,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:55,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:55,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:55,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:27:55,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:27:55,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:27:55,631 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:27:55,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:27:55,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:27:55,632 INFO L87 Difference]: Start difference. First operand 1923 states and 2383 transitions. Second operand 3 states. [2018-11-28 11:27:55,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:55,744 INFO L93 Difference]: Finished difference Result 3114 states and 3973 transitions. [2018-11-28 11:27:55,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:27:55,745 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2018-11-28 11:27:55,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:55,760 INFO L225 Difference]: With dead ends: 3114 [2018-11-28 11:27:55,760 INFO L226 Difference]: Without dead ends: 3111 [2018-11-28 11:27:55,762 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:27:55,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3111 states. [2018-11-28 11:27:55,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3111 to 2951. [2018-11-28 11:27:55,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2951 states. [2018-11-28 11:27:55,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2951 states and 3777 transitions. [2018-11-28 11:27:55,953 INFO L78 Accepts]: Start accepts. Automaton has 2951 states and 3777 transitions. Word has length 98 [2018-11-28 11:27:55,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:55,954 INFO L480 AbstractCegarLoop]: Abstraction has 2951 states and 3777 transitions. [2018-11-28 11:27:55,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:27:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 3777 transitions. [2018-11-28 11:27:55,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-28 11:27:55,964 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:55,964 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-28 11:27:55,964 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:55,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:55,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1074158563, now seen corresponding path program 1 times [2018-11-28 11:27:55,964 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:55,964 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:55,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:55,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:55,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:56,032 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-28 11:27:56,032 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:27:56,032 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:27:56,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:56,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:27:56,212 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-28 11:27:56,239 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:27:56,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-11-28 11:27:56,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:27:56,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:27:56,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:27:56,240 INFO L87 Difference]: Start difference. First operand 2951 states and 3777 transitions. Second operand 6 states. [2018-11-28 11:27:57,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:57,256 INFO L93 Difference]: Finished difference Result 6926 states and 9238 transitions. [2018-11-28 11:27:57,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 11:27:57,258 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 170 [2018-11-28 11:27:57,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:57,272 INFO L225 Difference]: With dead ends: 6926 [2018-11-28 11:27:57,272 INFO L226 Difference]: Without dead ends: 4347 [2018-11-28 11:27:57,279 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 174 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-11-28 11:27:57,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4347 states. [2018-11-28 11:27:57,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4347 to 4137. [2018-11-28 11:27:57,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4137 states. [2018-11-28 11:27:57,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 4137 states and 5202 transitions. [2018-11-28 11:27:57,517 INFO L78 Accepts]: Start accepts. Automaton has 4137 states and 5202 transitions. Word has length 170 [2018-11-28 11:27:57,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:57,517 INFO L480 AbstractCegarLoop]: Abstraction has 4137 states and 5202 transitions. [2018-11-28 11:27:57,517 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:27:57,517 INFO L276 IsEmpty]: Start isEmpty. Operand 4137 states and 5202 transitions. [2018-11-28 11:27:57,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-28 11:27:57,524 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:57,524 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-28 11:27:57,525 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:57,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:57,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1889138459, now seen corresponding path program 1 times [2018-11-28 11:27:57,526 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:57,526 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:57,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:57,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:57,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:57,616 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-28 11:27:57,617 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:27:57,617 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:27:57,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:57,712 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:27:57,779 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:27:57,795 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:27:57,796 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-28 11:27:57,796 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:27:57,796 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:27:57,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:27:57,797 INFO L87 Difference]: Start difference. First operand 4137 states and 5202 transitions. Second operand 8 states. [2018-11-28 11:27:57,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:57,987 INFO L93 Difference]: Finished difference Result 7269 states and 9261 transitions. [2018-11-28 11:27:57,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:27:57,987 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 162 [2018-11-28 11:27:57,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:57,997 INFO L225 Difference]: With dead ends: 7269 [2018-11-28 11:27:57,998 INFO L226 Difference]: Without dead ends: 3858 [2018-11-28 11:27:58,004 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:27:58,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3858 states. [2018-11-28 11:27:58,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3858 to 3669. [2018-11-28 11:27:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3669 states. [2018-11-28 11:27:58,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3669 states to 3669 states and 4378 transitions. [2018-11-28 11:27:58,140 INFO L78 Accepts]: Start accepts. Automaton has 3669 states and 4378 transitions. Word has length 162 [2018-11-28 11:27:58,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:58,141 INFO L480 AbstractCegarLoop]: Abstraction has 3669 states and 4378 transitions. [2018-11-28 11:27:58,141 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:27:58,141 INFO L276 IsEmpty]: Start isEmpty. Operand 3669 states and 4378 transitions. [2018-11-28 11:27:58,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-28 11:27:58,145 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:58,146 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-28 11:27:58,146 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:58,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:58,146 INFO L82 PathProgramCache]: Analyzing trace with hash 1841766032, now seen corresponding path program 1 times [2018-11-28 11:27:58,146 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:58,146 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:58,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:58,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:58,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-28 11:27:58,197 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:27:58,197 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:27:58,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 11:27:58,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:27:58,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:27:58,198 INFO L87 Difference]: Start difference. First operand 3669 states and 4378 transitions. Second operand 3 states. [2018-11-28 11:27:58,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:58,290 INFO L93 Difference]: Finished difference Result 5722 states and 6843 transitions. [2018-11-28 11:27:58,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 11:27:58,290 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2018-11-28 11:27:58,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:58,296 INFO L225 Difference]: With dead ends: 5722 [2018-11-28 11:27:58,296 INFO L226 Difference]: Without dead ends: 2091 [2018-11-28 11:27:58,301 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:27:58,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2091 states. [2018-11-28 11:27:58,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2091 to 1707. [2018-11-28 11:27:58,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2018-11-28 11:27:58,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 1977 transitions. [2018-11-28 11:27:58,384 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 1977 transitions. Word has length 171 [2018-11-28 11:27:58,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:58,385 INFO L480 AbstractCegarLoop]: Abstraction has 1707 states and 1977 transitions. [2018-11-28 11:27:58,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 11:27:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 1977 transitions. [2018-11-28 11:27:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-28 11:27:58,387 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:27:58,387 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:27:58,387 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:27:58,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:27:58,388 INFO L82 PathProgramCache]: Analyzing trace with hash -46085140, now seen corresponding path program 1 times [2018-11-28 11:27:58,388 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:27:58,388 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:27:58,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:58,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:58,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:27:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:58,494 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-28 11:27:58,494 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:27:58,494 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:27:58,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:27:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:27:58,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:27:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-28 11:27:58,720 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:27:58,720 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 11:27:58,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 11:27:58,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 11:27:58,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 11:27:58,721 INFO L87 Difference]: Start difference. First operand 1707 states and 1977 transitions. Second operand 19 states. [2018-11-28 11:27:59,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:27:59,337 INFO L93 Difference]: Finished difference Result 3068 states and 3558 transitions. [2018-11-28 11:27:59,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 11:27:59,338 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 175 [2018-11-28 11:27:59,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:27:59,339 INFO L225 Difference]: With dead ends: 3068 [2018-11-28 11:27:59,339 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:27:59,342 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 172 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 11:27:59,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:27:59,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:27:59,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:27:59,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:27:59,343 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2018-11-28 11:27:59,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:27:59,343 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:27:59,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 11:27:59,344 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:27:59,344 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:27:59,347 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 11:27:59,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,436 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,739 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:27:59,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 11:28:00,387 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 27 [2018-11-28 11:28:00,527 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2018-11-28 11:28:00,652 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 29 [2018-11-28 11:28:00,756 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 26 [2018-11-28 11:28:01,428 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 48 [2018-11-28 11:28:02,020 WARN L180 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 61 [2018-11-28 11:28:02,199 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 36 [2018-11-28 11:28:02,440 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 46 [2018-11-28 11:28:02,643 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2018-11-28 11:28:02,795 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 34 [2018-11-28 11:28:02,908 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 30 [2018-11-28 11:28:03,206 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 35 [2018-11-28 11:28:03,720 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 43 [2018-11-28 11:28:03,996 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 38 [2018-11-28 11:28:04,268 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 48 [2018-11-28 11:28:04,412 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2018-11-28 11:28:04,842 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 47 [2018-11-28 11:28:04,996 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 35 [2018-11-28 11:28:05,010 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 909 915) the Hoare annotation is: true [2018-11-28 11:28:05,010 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 909 915) no Hoare annotation was computed. [2018-11-28 11:28:05,011 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 916 924) no Hoare annotation was computed. [2018-11-28 11:28:05,011 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 916 924) the Hoare annotation is: true [2018-11-28 11:28:05,011 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 916 924) no Hoare annotation was computed. [2018-11-28 11:28:05,011 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 999 1021) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 11:28:05,011 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 999 1021) no Hoare annotation was computed. [2018-11-28 11:28:05,011 INFO L444 ceAbstractionStarter]: At program point L1011(line 1011) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:28:05,011 INFO L444 ceAbstractionStarter]: At program point L1011-1(line 1011) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:28:05,011 INFO L448 ceAbstractionStarter]: For program point L1009(lines 1009 1016) no Hoare annotation was computed. [2018-11-28 11:28:05,011 INFO L448 ceAbstractionStarter]: For program point L1009-1(lines 1009 1016) no Hoare annotation was computed. [2018-11-28 11:28:05,011 INFO L448 ceAbstractionStarter]: For program point L1007(line 1007) no Hoare annotation was computed. [2018-11-28 11:28:05,012 INFO L444 ceAbstractionStarter]: At program point L1006(line 1006) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 11:28:05,012 INFO L444 ceAbstractionStarter]: At program point L1005(line 1005) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 11:28:05,012 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 999 1021) no Hoare annotation was computed. [2018-11-28 11:28:05,012 INFO L444 ceAbstractionStarter]: At program point L1005-1(line 1005) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 11:28:05,012 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 794 808) no Hoare annotation was computed. [2018-11-28 11:28:05,012 INFO L444 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (let ((.cse9 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (and (= ~systemActive~0 1) .cse9)) (.cse3 (not (= |old(~systemActive~0)| 1))) (.cse6 (or (= |old(~systemActive~0)| 0) (< ~waterLevel~0 2))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 (or .cse5 .cse4)) (or .cse1 (or .cse2 .cse6) (and .cse7 (= ~pumpRunning~0 1))) (or (or .cse5 .cse8) .cse4) (or .cse0 (or .cse2 .cse3) .cse8) (or (or .cse6 .cse2) (and .cse7 .cse9) .cse8)))) [2018-11-28 11:28:05,012 INFO L448 ceAbstractionStarter]: For program point L798(lines 798 804) no Hoare annotation was computed. [2018-11-28 11:28:05,012 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 794 808) the Hoare annotation is: (let ((.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse0 (and (= ~systemActive~0 1) .cse7)) (.cse3 (not (= |old(~systemActive~0)| 1))) (.cse5 (or (= |old(~systemActive~0)| 0) (< ~waterLevel~0 2))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 (or .cse2 .cse5) (and .cse6 (= ~pumpRunning~0 1))) (or .cse7 (or (or .cse8 .cse9) .cse4)) (or .cse0 (or .cse2 .cse3) .cse9) (or (or .cse5 .cse2) (and .cse6 .cse7) .cse9) (or .cse1 .cse7 (or .cse8 .cse4))))) [2018-11-28 11:28:05,013 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 794 808) no Hoare annotation was computed. [2018-11-28 11:28:05,013 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 711 719) no Hoare annotation was computed. [2018-11-28 11:28:05,013 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 711 719) the Hoare annotation is: true [2018-11-28 11:28:05,013 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 711 719) no Hoare annotation was computed. [2018-11-28 11:28:05,013 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 788) no Hoare annotation was computed. [2018-11-28 11:28:05,015 INFO L451 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: true [2018-11-28 11:28:05,015 INFO L448 ceAbstractionStarter]: For program point L784-2(lines 784 788) no Hoare annotation was computed. [2018-11-28 11:28:05,015 INFO L448 ceAbstractionStarter]: For program point L782-1(line 782) no Hoare annotation was computed. [2018-11-28 11:28:05,015 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 775 793) the Hoare annotation is: true [2018-11-28 11:28:05,015 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 775 793) no Hoare annotation was computed. [2018-11-28 11:28:05,015 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 775 793) no Hoare annotation was computed. [2018-11-28 11:28:05,015 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 902 908) no Hoare annotation was computed. [2018-11-28 11:28:05,016 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 902 908) the Hoare annotation is: true [2018-11-28 11:28:05,016 INFO L444 ceAbstractionStarter]: At program point L993(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 11:28:05,016 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 988 998) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 11:28:05,016 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 988 998) no Hoare annotation was computed. [2018-11-28 11:28:05,016 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 988 998) no Hoare annotation was computed. [2018-11-28 11:28:05,016 INFO L451 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: true [2018-11-28 11:28:05,016 INFO L448 ceAbstractionStarter]: For program point L705-1(line 705) no Hoare annotation was computed. [2018-11-28 11:28:05,016 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 700 710) the Hoare annotation is: true [2018-11-28 11:28:05,016 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 700 710) no Hoare annotation was computed. [2018-11-28 11:28:05,016 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 700 710) no Hoare annotation was computed. [2018-11-28 11:28:05,016 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 692 699) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (or (= ~systemActive~0 0) (< ~waterLevel~0 2)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse2 (or .cse1 .cse4) .cse3) (or .cse5 .cse1 .cse2 .cse4) (or .cse5 (or .cse1 .cse0) (= ~pumpRunning~0 1)))) [2018-11-28 11:28:05,016 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 692 699) no Hoare annotation was computed. [2018-11-28 11:28:05,017 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 692 699) no Hoare annotation was computed. [2018-11-28 11:28:05,017 INFO L444 ceAbstractionStarter]: At program point L673(line 673) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (or (not (= 0 |old(~pumpRunning~0)|)) .cse1 (not (= ~methAndRunningLastTime~0 0))))) (and (or (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or .cse0 .cse1) .cse2) (or .cse3 .cse2) (or .cse4 .cse0 .cse1) (or .cse4 .cse3)))) [2018-11-28 11:28:05,017 INFO L444 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse4 (not (= ~methAndRunningLastTime~0 0)))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse3 .cse4) (or .cse2 .cse0) (or (or .cse3 .cse4) .cse1)))) [2018-11-28 11:28:05,017 INFO L448 ceAbstractionStarter]: For program point L667(lines 667 675) no Hoare annotation was computed. [2018-11-28 11:28:05,017 INFO L444 ceAbstractionStarter]: At program point L665(line 665) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse4 (not (= ~methAndRunningLastTime~0 0))))) (and (or .cse0 .cse1) (or .cse2 (or .cse3 .cse4) .cse1) (or .cse5 .cse3 .cse2 .cse4) (or .cse5 .cse0)))) [2018-11-28 11:28:05,017 INFO L448 ceAbstractionStarter]: For program point L665-1(line 665) no Hoare annotation was computed. [2018-11-28 11:28:05,017 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 680) no Hoare annotation was computed. [2018-11-28 11:28:05,017 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 659 683) no Hoare annotation was computed. [2018-11-28 11:28:05,017 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 659 683) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse4 (not (= ~methAndRunningLastTime~0 0)))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse2 (or .cse3 .cse4) .cse1) (or .cse5 .cse0 .cse2) (or .cse5 .cse3 .cse2 .cse4)))) [2018-11-28 11:28:05,017 INFO L444 ceAbstractionStarter]: At program point L678(line 678) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse5 (not (= ~methAndRunningLastTime~0 0)))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse2) (or (or .cse4 .cse5) .cse1)))) [2018-11-28 11:28:05,018 INFO L448 ceAbstractionStarter]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2018-11-28 11:28:05,018 INFO L448 ceAbstractionStarter]: For program point L506(lines 506 512) no Hoare annotation was computed. [2018-11-28 11:28:05,018 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 502 515) no Hoare annotation was computed. [2018-11-28 11:28:05,018 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 502 515) the Hoare annotation is: true [2018-11-28 11:28:05,018 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 502 515) no Hoare annotation was computed. [2018-11-28 11:28:05,018 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 599 605) no Hoare annotation was computed. [2018-11-28 11:28:05,018 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 599 605) the Hoare annotation is: true [2018-11-28 11:28:05,018 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 11:28:05,018 INFO L448 ceAbstractionStarter]: For program point L830(lines 829 878) no Hoare annotation was computed. [2018-11-28 11:28:05,018 INFO L444 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (<= 2 ~waterLevel~0) .cse4 .cse5 .cse2) (and .cse1 .cse5 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse4 .cse5 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse4 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 11:28:05,018 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 874) no Hoare annotation was computed. [2018-11-28 11:28:05,018 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2018-11-28 11:28:05,019 INFO L444 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse5 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse2 .cse5 .cse3 .cse4) (and .cse2 .cse6 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse2 .cse6 .cse3 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse1 .cse7 .cse5 .cse4 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse7 .cse6 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 11:28:05,019 INFO L448 ceAbstractionStarter]: For program point L849(lines 849 855) no Hoare annotation was computed. [2018-11-28 11:28:05,019 INFO L448 ceAbstractionStarter]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2018-11-28 11:28:05,019 INFO L444 ceAbstractionStarter]: At program point L876(lines 829 878) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse5 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse2 .cse5 .cse3 .cse4) (and .cse2 .cse6 .cse5 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse2 .cse6 .cse3 .cse4) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse1 .cse7 .cse5 .cse4 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse7 .cse6 .cse5 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 11:28:05,019 INFO L444 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse7 (= ~systemActive~0 0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~methAndRunningLastTime~0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2 .cse3 .cse6) (and .cse5 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse0 .cse2 .cse3 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse7 .cse5 .cse1 .cse3 .cse6) (and .cse7 (and .cse4 .cse5 .cse3) .cse6) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 11:28:05,019 INFO L448 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2018-11-28 11:28:05,019 INFO L448 ceAbstractionStarter]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2018-11-28 11:28:05,019 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 835) no Hoare annotation was computed. [2018-11-28 11:28:05,019 INFO L444 ceAbstractionStarter]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 11:28:05,019 INFO L444 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (not (= ~systemActive~0 0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (= ~systemActive~0 1)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse6 .cse2) (and .cse1 .cse7 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and (and .cse4 .cse5 .cse2) .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse6 .cse8 .cse2) (and .cse6 .cse7 .cse8 .cse3 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 11:28:05,019 INFO L448 ceAbstractionStarter]: For program point L867(lines 867 873) no Hoare annotation was computed. [2018-11-28 11:28:05,020 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2018-11-28 11:28:05,020 INFO L444 ceAbstractionStarter]: At program point L867-1(lines 859 874) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= ~systemActive~0 0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse0 .cse1 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse7 .cse2 .cse3) (and .cse6 .cse1 .cse5 .cse3) (and (<= 2 ~waterLevel~0) .cse7 .cse5 .cse2 .cse3) (and .cse7 .cse5 .cse2 .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 11:28:05,020 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 516 524) no Hoare annotation was computed. [2018-11-28 11:28:05,020 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 516 524) the Hoare annotation is: true [2018-11-28 11:28:05,020 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 516 524) no Hoare annotation was computed. [2018-11-28 11:28:05,020 INFO L448 ceAbstractionStarter]: For program point L546-1(line 546) no Hoare annotation was computed. [2018-11-28 11:28:05,020 INFO L448 ceAbstractionStarter]: For program point L544(lines 544 561) no Hoare annotation was computed. [2018-11-28 11:28:05,020 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 536 564) no Hoare annotation was computed. [2018-11-28 11:28:05,020 INFO L444 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: (let ((.cse7 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~systemActive~0 0))) (.cse5 (or .cse7 .cse8 .cse2)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse3 .cse7 .cse1 .cse8 .cse2 .cse6) (or .cse0 .cse4 .cse5 .cse3) (or .cse0 .cse7 .cse3 .cse1 .cse8 .cse2)))) [2018-11-28 11:28:05,020 INFO L448 ceAbstractionStarter]: For program point L542-1(line 542) no Hoare annotation was computed. [2018-11-28 11:28:05,020 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 536 564) the Hoare annotation is: (let ((.cse7 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~systemActive~0 0))) (.cse5 (or .cse7 .cse8 .cse2)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse3 .cse7 .cse1 .cse8 .cse2 .cse6) (or .cse0 .cse4 .cse5 .cse3) (or .cse0 .cse7 .cse3 .cse1 .cse8 .cse2)))) [2018-11-28 11:28:05,021 INFO L444 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 (< ~waterLevel~0 2) .cse4 .cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse3 (or .cse1 .cse0)) (or .cse3 (or .cse1 .cse5)) (or .cse1 .cse5 .cse2) (or (or .cse4 .cse5) .cse2))) [2018-11-28 11:28:05,021 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 555) no Hoare annotation was computed. [2018-11-28 11:28:05,021 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 558) no Hoare annotation was computed. [2018-11-28 11:28:05,021 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 536 564) no Hoare annotation was computed. [2018-11-28 11:28:05,022 INFO L444 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse7 (= 0 ~methAndRunningLastTime~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse8 (not (= ~waterLevel~0 1))) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 (< ~waterLevel~0 2) .cse4 .cse5 .cse6 .cse7) (or .cse1 .cse5 .cse2) (or .cse3 .cse0 (or .cse1 .cse8 .cse6) .cse7) (or (or .cse4 .cse5) .cse2) (or .cse3 .cse1 .cse7 .cse5 .cse8 .cse6))) [2018-11-28 11:28:05,022 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 528 535) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2018-11-28 11:28:05,022 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 528 535) no Hoare annotation was computed. [2018-11-28 11:28:05,022 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 528 535) no Hoare annotation was computed. [2018-11-28 11:28:05,022 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:28:05,022 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 11:28:05,022 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:28:05,023 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 684 691) no Hoare annotation was computed. [2018-11-28 11:28:05,023 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 684 691) no Hoare annotation was computed. [2018-11-28 11:28:05,023 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 684 691) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< ~waterLevel~0 2)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1 .cse3 .cse4))) [2018-11-28 11:28:05,023 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 756 774) no Hoare annotation was computed. [2018-11-28 11:28:05,023 INFO L448 ceAbstractionStarter]: For program point L765(lines 765 769) no Hoare annotation was computed. [2018-11-28 11:28:05,023 INFO L451 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: true [2018-11-28 11:28:05,023 INFO L448 ceAbstractionStarter]: For program point L765-2(lines 765 769) no Hoare annotation was computed. [2018-11-28 11:28:05,023 INFO L448 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2018-11-28 11:28:05,023 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 756 774) the Hoare annotation is: true [2018-11-28 11:28:05,023 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 756 774) no Hoare annotation was computed. [2018-11-28 11:28:05,023 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 449 460) the Hoare annotation is: (let ((.cse9 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methAndRunningLastTime~0 0)))) (let ((.cse0 (or .cse9 .cse7 .cse8)) (.cse3 (or .cse9 (not (= ~systemActive~0 0)) .cse8)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse4 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse6 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse2 .cse1) (or .cse4 .cse0 .cse5) (or .cse4 .cse3 .cse5) (or .cse6 .cse7 .cse2 .cse8 .cse1) (or .cse5 .cse4 (< ~waterLevel~0 2) .cse6 .cse7)))) [2018-11-28 11:28:05,023 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 449 460) no Hoare annotation was computed. [2018-11-28 11:28:05,023 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2018-11-28 11:28:05,023 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 927 956) no Hoare annotation was computed. [2018-11-28 11:28:05,024 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 927 956) the Hoare annotation is: true [2018-11-28 11:28:05,024 INFO L451 ceAbstractionStarter]: At program point L952(lines 927 956) the Hoare annotation is: true [2018-11-28 11:28:05,024 INFO L448 ceAbstractionStarter]: For program point L948(line 948) no Hoare annotation was computed. [2018-11-28 11:28:05,024 INFO L448 ceAbstractionStarter]: For program point L941(lines 941 945) no Hoare annotation was computed. [2018-11-28 11:28:05,024 INFO L451 ceAbstractionStarter]: At program point L941-1(lines 941 945) the Hoare annotation is: true [2018-11-28 11:28:05,024 INFO L448 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2018-11-28 11:28:05,024 INFO L451 ceAbstractionStarter]: At program point L937-2(lines 937 951) the Hoare annotation is: true [2018-11-28 11:28:05,024 INFO L451 ceAbstractionStarter]: At program point L933(line 933) the Hoare annotation is: true [2018-11-28 11:28:05,024 INFO L448 ceAbstractionStarter]: For program point L933-1(line 933) no Hoare annotation was computed. [2018-11-28 11:28:05,024 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 575 598) the Hoare annotation is: (let ((.cse9 (not (= ~systemActive~0 0))) (.cse13 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (= 0 ~methAndRunningLastTime~0)) (.cse14 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse12 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (or .cse12 .cse3 .cse4)) (.cse0 (and .cse13 .cse11 .cse14)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse6 (or .cse12 .cse9)) (.cse5 (and .cse13 .cse14)) (.cse10 (or .cse12 (not (= |old(~waterLevel~0)| 1)) .cse4)) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7) (or .cse5 .cse1 (< |old(~waterLevel~0)| 2) .cse2 .cse3) (or .cse5 (or .cse2 .cse3) .cse7) (or .cse1 .cse8 .cse0) (or .cse1 .cse9 .cse10 .cse11) (or .cse8 .cse7 .cse0) (or .cse1 .cse6 .cse5) (or .cse9 .cse10 .cse7 .cse11)))) [2018-11-28 11:28:05,024 INFO L444 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (let ((.cse11 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse12 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse6 (or .cse12 .cse2 .cse5)) (.cse7 (and .cse11 .cse4 .cse3)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse10 (< 0 |old(~waterLevel~0)|)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (or .cse12 (not (= ~systemActive~0 0)))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1 .cse2 .cse3) (or .cse0 (and .cse4 .cse3) .cse1 .cse2 .cse5) (or .cse0 .cse6 .cse7) (or .cse6 .cse8 .cse7) (or (or .cse1 .cse2) .cse8 .cse3) (or .cse0 .cse9) (or .cse10 .cse0 .cse11 .cse1 .cse2 .cse5) (or (or .cse10 .cse1 .cse2) .cse11 .cse8) (or .cse9 .cse8)))) [2018-11-28 11:28:05,025 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 575 598) no Hoare annotation was computed. [2018-11-28 11:28:05,025 INFO L444 ceAbstractionStarter]: At program point L586(lines 586 592) the Hoare annotation is: (let ((.cse14 (= 0 ~pumpRunning~0)) (.cse19 (= ~methaneLevelCritical~0 1)) (.cse10 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse15 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse16 (not (= ~systemActive~0 0))) (.cse20 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse21 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse13 (or .cse20 .cse3 .cse21 .cse4)) (.cse6 (or .cse20 .cse16)) (.cse12 (or .cse20 .cse3 .cse4)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 1)) (.cse5 (and .cse10 .cse15)) (.cse1 (and .cse14 .cse19)) (.cse17 (or .cse20 .cse21 .cse4)) (.cse11 (= 0 ~methAndRunningLastTime~0)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse18 (< 0 |old(~waterLevel~0)|)) (.cse0 (not .cse19)) (.cse2 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7) (or .cse0 (and .cse8 .cse9 .cse10 .cse11) .cse12 .cse5) (or .cse13 .cse11 .cse7) (or (or .cse2 .cse3) .cse14 .cse7 .cse15) (or .cse0 .cse13 .cse11) (or .cse0 .cse6 .cse5) (or .cse16 .cse17 .cse7 .cse11) (or .cse12 (and .cse8 .cse9 .cse10) .cse7 .cse5) (or .cse0 .cse1 (< |old(~waterLevel~0)| 2) .cse2 .cse3) (or .cse0 .cse16 .cse17 .cse11) (or (or .cse18 .cse2 .cse3) .cse10 .cse7) (or .cse18 .cse0 .cse2 .cse3 .cse4 .cse10)))) [2018-11-28 11:28:05,025 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 575 598) no Hoare annotation was computed. [2018-11-28 11:28:05,025 INFO L444 ceAbstractionStarter]: At program point L581(line 581) the Hoare annotation is: (let ((.cse7 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse10 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse9 (not (= |old(~methAndRunningLastTime~0)| 0)))) (let ((.cse5 (or .cse10 .cse2 .cse9)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (and .cse7 .cse8)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (or .cse10 (not (= ~systemActive~0 0)))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2) .cse3) (or .cse4 .cse5) (or .cse5 .cse3) (or .cse4 .cse6) (or .cse4 (and .cse7 .cse8 (= 0 ~methAndRunningLastTime~0)) .cse1 .cse2 .cse9) (or .cse4 .cse0 (< |old(~waterLevel~0)| 2) .cse1 .cse2) (or .cse6 .cse3)))) [2018-11-28 11:28:05,025 INFO L448 ceAbstractionStarter]: For program point L579(lines 578 597) no Hoare annotation was computed. [2018-11-28 11:28:05,025 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 461 469) the Hoare annotation is: true [2018-11-28 11:28:05,025 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 461 469) no Hoare annotation was computed. [2018-11-28 11:28:05,025 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 461 469) no Hoare annotation was computed. [2018-11-28 11:28:05,025 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 425 436) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 2) .cse3) (or (or .cse3 (or .cse2 (not (= ~methaneLevelCritical~0 0)))) .cse1) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-28 11:28:05,026 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 425 436) no Hoare annotation was computed. [2018-11-28 11:28:05,026 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 425 436) no Hoare annotation was computed. [2018-11-28 11:28:05,026 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 981 987) no Hoare annotation was computed. [2018-11-28 11:28:05,026 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 981 987) the Hoare annotation is: true [2018-11-28 11:28:05,026 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:28:05,026 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) (= 0 ~methAndRunningLastTime~0)) [2018-11-28 11:28:05,026 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:28:05,026 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:28:05,026 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 809 816) no Hoare annotation was computed. [2018-11-28 11:28:05,026 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 809 816) the Hoare annotation is: true [2018-11-28 11:28:05,026 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 809 816) no Hoare annotation was computed. [2018-11-28 11:28:05,026 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 607 631) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse4 (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse4 .cse0 .cse1 .cse2))) [2018-11-28 11:28:05,026 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 607 631) no Hoare annotation was computed. [2018-11-28 11:28:05,027 INFO L444 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2 (not (= ~methAndRunningLastTime~0 0))))) (and (or .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0)))) [2018-11-28 11:28:05,027 INFO L448 ceAbstractionStarter]: For program point L626-1(lines 607 631) no Hoare annotation was computed. [2018-11-28 11:28:05,027 INFO L444 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3 (not (= ~methAndRunningLastTime~0 0)))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse3) .cse2)))) [2018-11-28 11:28:05,027 INFO L444 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse1 (and (<= 2 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3 (not (= ~methAndRunningLastTime~0 0)))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse3) .cse2)))) [2018-11-28 11:28:05,027 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 623) no Hoare annotation was computed. [2018-11-28 11:28:05,027 INFO L444 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse4 .cse0 .cse1 .cse2) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse3))) [2018-11-28 11:28:05,027 INFO L448 ceAbstractionStarter]: For program point L613-1(line 613) no Hoare annotation was computed. [2018-11-28 11:28:05,027 INFO L448 ceAbstractionStarter]: For program point L611(lines 611 628) no Hoare annotation was computed. [2018-11-28 11:28:05,027 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 437 448) no Hoare annotation was computed. [2018-11-28 11:28:05,027 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2018-11-28 11:28:05,027 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 437 448) the Hoare annotation is: (let ((.cse3 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= ~systemActive~0 0))) (.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 2) .cse3) (or .cse0 .cse4 .cse1 .cse2 .cse5) (or .cse1 (or .cse4 .cse2) .cse5 .cse6) (or .cse1 .cse3 .cse2 .cse5 .cse6) (or .cse0 .cse7 .cse1 .cse5 .cse4) (or .cse7 .cse1 .cse4 .cse5 .cse6))) [2018-11-28 11:28:05,027 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2018-11-28 11:28:05,028 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2018-11-28 11:28:05,028 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2018-11-28 11:28:05,028 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2018-11-28 11:28:05,028 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 649) no Hoare annotation was computed. [2018-11-28 11:28:05,028 INFO L444 ceAbstractionStarter]: At program point L639(line 639) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2 (not (= ~methAndRunningLastTime~0 0))))) (and (or .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0)))) [2018-11-28 11:28:05,028 INFO L448 ceAbstractionStarter]: For program point L639-1(line 639) no Hoare annotation was computed. [2018-11-28 11:28:05,028 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 633 657) no Hoare annotation was computed. [2018-11-28 11:28:05,028 INFO L448 ceAbstractionStarter]: For program point L637(lines 637 654) no Hoare annotation was computed. [2018-11-28 11:28:05,028 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 633 657) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse4 (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse4 .cse0 .cse1 .cse2))) [2018-11-28 11:28:05,028 INFO L444 ceAbstractionStarter]: At program point L652(line 652) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse4 .cse0 .cse1 .cse2) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse1) .cse3))) [2018-11-28 11:28:05,028 INFO L448 ceAbstractionStarter]: For program point L652-1(lines 633 657) no Hoare annotation was computed. [2018-11-28 11:28:05,029 INFO L444 ceAbstractionStarter]: At program point L647(line 647) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2 (not (= ~methAndRunningLastTime~0 0))))) (and (or .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0)))) [2018-11-28 11:28:05,029 INFO L444 ceAbstractionStarter]: At program point L643(line 643) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2 (not (= ~methAndRunningLastTime~0 0))))) (and (or .cse0 .cse1) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0)))) [2018-11-28 11:28:05,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:28:05 BoogieIcfgContainer [2018-11-28 11:28:05,042 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:28:05,042 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:28:05,043 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:28:05,043 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:28:05,043 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:27:52" (3/4) ... [2018-11-28 11:28:05,046 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:28:05,051 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 11:28:05,051 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 11:28:05,051 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-28 11:28:05,052 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:28:05,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 11:28:05,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 11:28:05,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 11:28:05,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 11:28:05,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 11:28:05,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 11:28:05,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 11:28:05,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 11:28:05,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 11:28:05,053 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 11:28:05,054 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 11:28:05,054 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 11:28:05,054 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-28 11:28:05,060 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-28 11:28:05,061 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 11:28:05,061 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 11:28:05,061 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 11:28:05,062 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 11:28:05,062 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 11:28:05,086 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || ((((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((2 <= waterLevel && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 11:28:05,086 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 11:28:05,121 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_342f952f-1d4e-47fc-a1b0-e9ed2e6f0db5/bin-2019/uautomizer/witness.graphml [2018-11-28 11:28:05,122 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:28:05,122 INFO L168 Benchmark]: Toolchain (without parser) took 13355.51 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 676.9 MB). Free memory was 950.6 MB in the beginning and 1.5 GB in the end (delta: -503.6 MB). Peak memory consumption was 173.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:05,123 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:28:05,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -189.9 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:05,123 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:28:05,123 INFO L168 Benchmark]: Boogie Preprocessor took 26.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:05,123 INFO L168 Benchmark]: RCFGBuilder took 449.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:05,124 INFO L168 Benchmark]: TraceAbstraction took 12383.69 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 521.1 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -387.4 MB). Peak memory consumption was 778.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:05,124 INFO L168 Benchmark]: Witness Printer took 79.11 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:05,125 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 386.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -189.9 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 449.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12383.69 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 521.1 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -387.4 MB). Peak memory consumption was 778.2 MB. Max. memory is 11.5 GB. * Witness Printer took 79.11 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: 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: 828]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: (((((((((((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || ((((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((2 <= waterLevel && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 171 locations, 1 error locations. SAFE Result, 12.3s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 3.7s AutomataDifference, 0.0s DeadEndRemovalTime, 5.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 2922 SDtfs, 1840 SDslu, 7663 SDs, 0 SdLazy, 3206 SolverSat, 476 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 640 GetRequests, 550 SyntacticMatches, 3 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4137occurred 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: 1.0s AutomataMinimizationTime, 13 MinimizatonAttempts, 1102 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 7080 PreInvPairs, 7264 NumberOfFragments, 4054 HoareAnnotationTreeSize, 7080 FomulaSimplifications, 16326 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 72 FomulaSimplificationsInter, 27999 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1853 NumberOfCodeBlocks, 1853 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1837 ConstructedInterpolants, 0 QuantifiedInterpolants, 371484 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2820 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 374/400 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...