./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product43_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_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/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 77b70849cb3dcecd37b0edacca9651109dbc42ac ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:30:31,422 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:30:31,423 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:30:31,431 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:30:31,431 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:30:31,432 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:30:31,433 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:30:31,434 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:30:31,435 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:30:31,435 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:30:31,436 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:30:31,436 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:30:31,437 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:30:31,437 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:30:31,438 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:30:31,438 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:30:31,439 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:30:31,439 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:30:31,440 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:30:31,441 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:30:31,441 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:30:31,442 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:30:31,443 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:30:31,444 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:30:31,444 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:30:31,444 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:30:31,446 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:30:31,446 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:30:31,447 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:30:31,448 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:30:31,448 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:30:31,448 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:30:31,448 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:30:31,449 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:30:31,449 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:30:31,449 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:30:31,450 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:30:31,459 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:30:31,459 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:30:31,460 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:30:31,460 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:30:31,461 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:30:31,461 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:30:31,461 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:30:31,461 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:30:31,461 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:30:31,461 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:30:31,462 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:30:31,462 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:30:31,462 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:30:31,462 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:30:31,462 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:30:31,462 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:30:31,462 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:30:31,462 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:30:31,462 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:30:31,463 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:30:31,463 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:30:31,463 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:30:31,463 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:30:31,463 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:30:31,463 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:30:31,463 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:30:31,463 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:30:31,463 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:30:31,464 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:30:31,464 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:30:31,464 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_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/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 -> 77b70849cb3dcecd37b0edacca9651109dbc42ac [2018-11-28 13:30:31,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:30:31,497 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:30:31,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:30:31,501 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:30:31,501 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:30:31,502 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c [2018-11-28 13:30:31,543 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/data/4f2ec55f4/209e75d500fa47e0a47f1438c9db1961/FLAG52ca5d514 [2018-11-28 13:30:31,901 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:30:31,901 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/sv-benchmarks/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c [2018-11-28 13:30:31,909 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/data/4f2ec55f4/209e75d500fa47e0a47f1438c9db1961/FLAG52ca5d514 [2018-11-28 13:30:31,920 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/data/4f2ec55f4/209e75d500fa47e0a47f1438c9db1961 [2018-11-28 13:30:31,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:30:31,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:30:31,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:30:31,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:30:31,927 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:30:31,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:30:31" (1/1) ... [2018-11-28 13:30:31,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5adb3118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:31, skipping insertion in model container [2018-11-28 13:30:31,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:30:31" (1/1) ... [2018-11-28 13:30:31,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:30:31,964 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:30:32,152 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:30:32,207 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:30:32,260 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:30:32,277 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:30:32,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32 WrapperNode [2018-11-28 13:30:32,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:30:32,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:30:32,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:30:32,278 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:30:32,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (1/1) ... [2018-11-28 13:30:32,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (1/1) ... [2018-11-28 13:30:32,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:30:32,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:30:32,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:30:32,299 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:30:32,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (1/1) ... [2018-11-28 13:30:32,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (1/1) ... [2018-11-28 13:30:32,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (1/1) ... [2018-11-28 13:30:32,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (1/1) ... [2018-11-28 13:30:32,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (1/1) ... [2018-11-28 13:30:32,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (1/1) ... [2018-11-28 13:30:32,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (1/1) ... [2018-11-28 13:30:32,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:30:32,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:30:32,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:30:32,322 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:30:32,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/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 13:30:32,356 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 13:30:32,357 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 13:30:32,357 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:30:32,357 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:30:32,357 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 13:30:32,357 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 13:30:32,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:30:32,357 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 13:30:32,357 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 13:30:32,358 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 13:30:32,358 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 13:30:32,358 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 13:30:32,358 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 13:30:32,358 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 13:30:32,358 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 13:30:32,358 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 13:30:32,358 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 13:30:32,358 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 13:30:32,359 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 13:30:32,359 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 13:30:32,359 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 13:30:32,359 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 13:30:32,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 13:30:32,359 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 13:30:32,359 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 13:30:32,359 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 13:30:32,360 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 13:30:32,360 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 13:30:32,360 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 13:30:32,360 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 13:30:32,360 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 13:30:32,360 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 13:30:32,360 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 13:30:32,360 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 13:30:32,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 13:30:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 13:30:32,361 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 13:30:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 13:30:32,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 13:30:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 13:30:32,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 13:30:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 13:30:32,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 13:30:32,361 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 13:30:32,362 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 13:30:32,362 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 13:30:32,362 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 13:30:32,362 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 13:30:32,362 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 13:30:32,362 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 13:30:32,362 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 13:30:32,362 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:30:32,362 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:30:32,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 13:30:32,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:30:32,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:30:32,363 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 13:30:32,363 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 13:30:32,363 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 13:30:32,363 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 13:30:32,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:30:32,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:30:32,768 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:30:32,768 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 13:30:32,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:30:32 BoogieIcfgContainer [2018-11-28 13:30:32,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:30:32,769 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:30:32,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:30:32,771 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:30:32,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:30:31" (1/3) ... [2018-11-28 13:30:32,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e454c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:30:32, skipping insertion in model container [2018-11-28 13:30:32,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:30:32" (2/3) ... [2018-11-28 13:30:32,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e454c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:30:32, skipping insertion in model container [2018-11-28 13:30:32,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:30:32" (3/3) ... [2018-11-28 13:30:32,774 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product43_true-unreach-call_false-termination.cil.c [2018-11-28 13:30:32,782 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:30:32,786 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:30:32,795 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:30:32,816 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:30:32,816 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:30:32,816 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:30:32,816 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:30:32,816 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:30:32,816 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:30:32,816 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:30:32,817 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:30:32,817 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:30:32,831 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states. [2018-11-28 13:30:32,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 13:30:32,837 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:30:32,837 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:30:32,839 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:30:32,842 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:30:32,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1659130282, now seen corresponding path program 1 times [2018-11-28 13:30:32,844 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:30:32,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:30:32,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:32,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:32,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:33,031 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:30:33,033 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:30:33,034 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 13:30:33,037 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 13:30:33,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 13:30:33,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:30:33,051 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 2 states. [2018-11-28 13:30:33,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:30:33,077 INFO L93 Difference]: Finished difference Result 274 states and 335 transitions. [2018-11-28 13:30:33,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 13:30:33,078 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 13:30:33,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:30:33,086 INFO L225 Difference]: With dead ends: 274 [2018-11-28 13:30:33,086 INFO L226 Difference]: Without dead ends: 139 [2018-11-28 13:30:33,088 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 13:30:33,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-11-28 13:30:33,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-11-28 13:30:33,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-11-28 13:30:33,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 161 transitions. [2018-11-28 13:30:33,125 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 161 transitions. Word has length 59 [2018-11-28 13:30:33,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:30:33,126 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 161 transitions. [2018-11-28 13:30:33,126 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 13:30:33,126 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 161 transitions. [2018-11-28 13:30:33,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 13:30:33,128 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:30:33,128 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:30:33,128 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:30:33,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:30:33,129 INFO L82 PathProgramCache]: Analyzing trace with hash -340774322, now seen corresponding path program 1 times [2018-11-28 13:30:33,129 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:30:33,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:30:33,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:33,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:33,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:33,205 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:30:33,205 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:30:33,205 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:30:33,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:30:33,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:30:33,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:30:33,207 INFO L87 Difference]: Start difference. First operand 139 states and 161 transitions. Second operand 3 states. [2018-11-28 13:30:33,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:30:33,226 INFO L93 Difference]: Finished difference Result 214 states and 247 transitions. [2018-11-28 13:30:33,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:30:33,226 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 13:30:33,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:30:33,228 INFO L225 Difference]: With dead ends: 214 [2018-11-28 13:30:33,228 INFO L226 Difference]: Without dead ends: 130 [2018-11-28 13:30:33,228 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 13:30:33,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-11-28 13:30:33,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-11-28 13:30:33,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-28 13:30:33,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 149 transitions. [2018-11-28 13:30:33,237 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 149 transitions. Word has length 60 [2018-11-28 13:30:33,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:30:33,237 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 149 transitions. [2018-11-28 13:30:33,237 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:30:33,237 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 149 transitions. [2018-11-28 13:30:33,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 13:30:33,239 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:30:33,239 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:30:33,240 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:30:33,240 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:30:33,240 INFO L82 PathProgramCache]: Analyzing trace with hash 1212483014, now seen corresponding path program 1 times [2018-11-28 13:30:33,240 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:30:33,240 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:30:33,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:33,241 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:33,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:33,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:33,358 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:30:33,358 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:30:33,358 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:30:33,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:30:33,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:30:33,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:30:33,359 INFO L87 Difference]: Start difference. First operand 130 states and 149 transitions. Second operand 7 states. [2018-11-28 13:30:33,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:30:33,635 INFO L93 Difference]: Finished difference Result 390 states and 465 transitions. [2018-11-28 13:30:33,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 13:30:33,636 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-28 13:30:33,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:30:33,640 INFO L225 Difference]: With dead ends: 390 [2018-11-28 13:30:33,640 INFO L226 Difference]: Without dead ends: 288 [2018-11-28 13:30:33,641 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 13:30:33,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-11-28 13:30:33,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 268. [2018-11-28 13:30:33,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-11-28 13:30:33,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 318 transitions. [2018-11-28 13:30:33,670 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 318 transitions. Word has length 64 [2018-11-28 13:30:33,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:30:33,671 INFO L480 AbstractCegarLoop]: Abstraction has 268 states and 318 transitions. [2018-11-28 13:30:33,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:30:33,671 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 318 transitions. [2018-11-28 13:30:33,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 13:30:33,673 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:30:33,673 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:30:33,673 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:30:33,673 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:30:33,674 INFO L82 PathProgramCache]: Analyzing trace with hash 1917794855, now seen corresponding path program 1 times [2018-11-28 13:30:33,674 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:30:33,674 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:30:33,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:33,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:33,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:33,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:33,782 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 13:30:33,782 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:30:33,782 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:30:33,782 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:30:33,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:30:33,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:30:33,783 INFO L87 Difference]: Start difference. First operand 268 states and 318 transitions. Second operand 7 states. [2018-11-28 13:30:34,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:30:34,292 INFO L93 Difference]: Finished difference Result 669 states and 845 transitions. [2018-11-28 13:30:34,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 13:30:34,294 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-28 13:30:34,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:30:34,297 INFO L225 Difference]: With dead ends: 669 [2018-11-28 13:30:34,297 INFO L226 Difference]: Without dead ends: 429 [2018-11-28 13:30:34,298 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 13:30:34,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2018-11-28 13:30:34,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 382. [2018-11-28 13:30:34,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-28 13:30:34,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 454 transitions. [2018-11-28 13:30:34,328 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 454 transitions. Word has length 70 [2018-11-28 13:30:34,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:30:34,328 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 454 transitions. [2018-11-28 13:30:34,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:30:34,328 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 454 transitions. [2018-11-28 13:30:34,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-28 13:30:34,331 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:30:34,332 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:30:34,332 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:30:34,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:30:34,332 INFO L82 PathProgramCache]: Analyzing trace with hash 848308515, now seen corresponding path program 1 times [2018-11-28 13:30:34,333 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:30:34,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:30:34,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:34,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:34,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:34,402 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:30:34,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:30:34,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 13:30:34,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 13:30:34,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 13:30:34,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 13:30:34,403 INFO L87 Difference]: Start difference. First operand 382 states and 454 transitions. Second operand 6 states. [2018-11-28 13:30:34,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:30:34,442 INFO L93 Difference]: Finished difference Result 750 states and 916 transitions. [2018-11-28 13:30:34,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 13:30:34,442 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 102 [2018-11-28 13:30:34,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:30:34,444 INFO L225 Difference]: With dead ends: 750 [2018-11-28 13:30:34,444 INFO L226 Difference]: Without dead ends: 396 [2018-11-28 13:30:34,446 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 13:30:34,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2018-11-28 13:30:34,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 392. [2018-11-28 13:30:34,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2018-11-28 13:30:34,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 464 transitions. [2018-11-28 13:30:34,465 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 464 transitions. Word has length 102 [2018-11-28 13:30:34,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:30:34,466 INFO L480 AbstractCegarLoop]: Abstraction has 392 states and 464 transitions. [2018-11-28 13:30:34,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 13:30:34,466 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 464 transitions. [2018-11-28 13:30:34,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-28 13:30:34,467 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:30:34,467 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:30:34,468 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:30:34,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:30:34,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1201079327, now seen corresponding path program 1 times [2018-11-28 13:30:34,468 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:30:34,468 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:30:34,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:34,469 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:34,469 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:34,550 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:30:34,550 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:30:34,550 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 13:30:34,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 13:30:34,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 13:30:34,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:30:34,551 INFO L87 Difference]: Start difference. First operand 392 states and 464 transitions. Second operand 8 states. [2018-11-28 13:30:34,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:30:34,579 INFO L93 Difference]: Finished difference Result 770 states and 936 transitions. [2018-11-28 13:30:34,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 13:30:34,580 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 102 [2018-11-28 13:30:34,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:30:34,581 INFO L225 Difference]: With dead ends: 770 [2018-11-28 13:30:34,581 INFO L226 Difference]: Without dead ends: 406 [2018-11-28 13:30:34,582 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 13:30:34,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2018-11-28 13:30:34,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 400. [2018-11-28 13:30:34,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2018-11-28 13:30:34,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 472 transitions. [2018-11-28 13:30:34,597 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 472 transitions. Word has length 102 [2018-11-28 13:30:34,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:30:34,597 INFO L480 AbstractCegarLoop]: Abstraction has 400 states and 472 transitions. [2018-11-28 13:30:34,597 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 13:30:34,597 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 472 transitions. [2018-11-28 13:30:34,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-28 13:30:34,598 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:30:34,599 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:30:34,599 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:30:34,599 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:30:34,599 INFO L82 PathProgramCache]: Analyzing trace with hash -231498304, now seen corresponding path program 1 times [2018-11-28 13:30:34,599 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:30:34,599 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:30:34,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:34,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:34,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:34,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:30:34,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:30:34,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 13:30:34,672 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 13:30:34,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 13:30:34,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 13:30:34,673 INFO L87 Difference]: Start difference. First operand 400 states and 472 transitions. Second operand 4 states. [2018-11-28 13:30:34,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:30:34,798 INFO L93 Difference]: Finished difference Result 1246 states and 1543 transitions. [2018-11-28 13:30:34,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:30:34,798 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 102 [2018-11-28 13:30:34,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:30:34,801 INFO L225 Difference]: With dead ends: 1246 [2018-11-28 13:30:34,801 INFO L226 Difference]: Without dead ends: 874 [2018-11-28 13:30:34,802 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 13:30:34,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2018-11-28 13:30:34,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 857. [2018-11-28 13:30:34,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 857 states. [2018-11-28 13:30:34,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1038 transitions. [2018-11-28 13:30:34,836 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1038 transitions. Word has length 102 [2018-11-28 13:30:34,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:30:34,836 INFO L480 AbstractCegarLoop]: Abstraction has 857 states and 1038 transitions. [2018-11-28 13:30:34,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 13:30:34,836 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1038 transitions. [2018-11-28 13:30:34,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-28 13:30:34,838 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:30:34,838 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:30:34,839 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:30:34,839 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:30:34,839 INFO L82 PathProgramCache]: Analyzing trace with hash 927235322, now seen corresponding path program 1 times [2018-11-28 13:30:34,839 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:30:34,839 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:30:34,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:34,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:34,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:34,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:30:34,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:30:34,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 13:30:34,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 13:30:34,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 13:30:34,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 13:30:34,941 INFO L87 Difference]: Start difference. First operand 857 states and 1038 transitions. Second operand 9 states. [2018-11-28 13:30:35,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:30:35,681 INFO L93 Difference]: Finished difference Result 2368 states and 2999 transitions. [2018-11-28 13:30:35,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 13:30:35,682 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 106 [2018-11-28 13:30:35,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:30:35,690 INFO L225 Difference]: With dead ends: 2368 [2018-11-28 13:30:35,690 INFO L226 Difference]: Without dead ends: 1711 [2018-11-28 13:30:35,692 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-28 13:30:35,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1711 states. [2018-11-28 13:30:35,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1711 to 1516. [2018-11-28 13:30:35,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1516 states. [2018-11-28 13:30:35,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1516 states and 1816 transitions. [2018-11-28 13:30:35,775 INFO L78 Accepts]: Start accepts. Automaton has 1516 states and 1816 transitions. Word has length 106 [2018-11-28 13:30:35,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:30:35,775 INFO L480 AbstractCegarLoop]: Abstraction has 1516 states and 1816 transitions. [2018-11-28 13:30:35,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 13:30:35,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1816 transitions. [2018-11-28 13:30:35,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-28 13:30:35,778 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:30:35,778 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:30:35,778 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:30:35,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:30:35,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1045524857, now seen corresponding path program 1 times [2018-11-28 13:30:35,778 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:30:35,778 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:30:35,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:35,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:35,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:35,903 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 13:30:35,903 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:30:35,903 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/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 13:30:35,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:36,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:30:36,181 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:30:36,206 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:30:36,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 13:30:36,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 13:30:36,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 13:30:36,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 13:30:36,207 INFO L87 Difference]: Start difference. First operand 1516 states and 1816 transitions. Second operand 16 states. [2018-11-28 13:30:37,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:30:37,072 INFO L93 Difference]: Finished difference Result 2875 states and 3570 transitions. [2018-11-28 13:30:37,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 13:30:37,073 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 149 [2018-11-28 13:30:37,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:30:37,080 INFO L225 Difference]: With dead ends: 2875 [2018-11-28 13:30:37,081 INFO L226 Difference]: Without dead ends: 1553 [2018-11-28 13:30:37,085 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 13:30:37,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2018-11-28 13:30:37,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 1135. [2018-11-28 13:30:37,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1135 states. [2018-11-28 13:30:37,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1319 transitions. [2018-11-28 13:30:37,159 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1319 transitions. Word has length 149 [2018-11-28 13:30:37,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:30:37,160 INFO L480 AbstractCegarLoop]: Abstraction has 1135 states and 1319 transitions. [2018-11-28 13:30:37,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 13:30:37,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1319 transitions. [2018-11-28 13:30:37,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-28 13:30:37,164 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:30:37,165 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 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] [2018-11-28 13:30:37,165 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:30:37,165 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:30:37,165 INFO L82 PathProgramCache]: Analyzing trace with hash 2000365410, now seen corresponding path program 1 times [2018-11-28 13:30:37,165 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:30:37,165 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:30:37,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:37,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:30:37,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:30:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:30:37,266 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-28 13:30:37,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:30:37,267 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:30:37,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:30:37,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:30:37,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:30:37,268 INFO L87 Difference]: Start difference. First operand 1135 states and 1319 transitions. Second operand 3 states. [2018-11-28 13:30:37,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:30:37,319 INFO L93 Difference]: Finished difference Result 1321 states and 1544 transitions. [2018-11-28 13:30:37,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:30:37,320 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 271 [2018-11-28 13:30:37,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:30:37,320 INFO L225 Difference]: With dead ends: 1321 [2018-11-28 13:30:37,320 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 13:30:37,323 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 13:30:37,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 13:30:37,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 13:30:37,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 13:30:37,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 13:30:37,323 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 271 [2018-11-28 13:30:37,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:30:37,324 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:30:37,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:30:37,324 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:30:37,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 13:30:37,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 13:30:37,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:37,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:30:38,298 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2018-11-28 13:30:38,515 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 42 [2018-11-28 13:30:38,691 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2018-11-28 13:30:38,906 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 35 [2018-11-28 13:30:39,526 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2018-11-28 13:30:39,678 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 940 946) the Hoare annotation is: true [2018-11-28 13:30:39,678 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 940 946) no Hoare annotation was computed. [2018-11-28 13:30:39,678 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 947 955) no Hoare annotation was computed. [2018-11-28 13:30:39,678 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 947 955) the Hoare annotation is: true [2018-11-28 13:30:39,678 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 947 955) no Hoare annotation was computed. [2018-11-28 13:30:39,679 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 874 881) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 13:30:39,679 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 874 881) no Hoare annotation was computed. [2018-11-28 13:30:39,679 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 874 881) no Hoare annotation was computed. [2018-11-28 13:30:39,679 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 882 891) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or (not (= ~systemActive~0 0)) .cse0 (or .cse1 .cse2)) (or .cse1 .cse3 .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse3 .cse2))) [2018-11-28 13:30:39,679 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 882 891) no Hoare annotation was computed. [2018-11-28 13:30:39,679 INFO L448 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-11-28 13:30:39,679 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 882 891) no Hoare annotation was computed. [2018-11-28 13:30:39,679 INFO L448 ceAbstractionStarter]: For program point L898-1(line 898) no Hoare annotation was computed. [2018-11-28 13:30:39,679 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 892 920) the Hoare annotation is: true [2018-11-28 13:30:39,679 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 892 920) no Hoare annotation was computed. [2018-11-28 13:30:39,679 INFO L444 ceAbstractionStarter]: At program point L907(line 907) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse4) (or .cse3 .cse1 .cse4 .cse2) (or (not (= ~systemActive~0 0)) (or .cse3 .cse4)))) [2018-11-28 13:30:39,679 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 911) no Hoare annotation was computed. [2018-11-28 13:30:39,679 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-28 13:30:39,679 INFO L444 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~systemActive~0 0)) .cse2 (or .cse3 .cse1)) (or .cse3 .cse0 .cse2 .cse1))) [2018-11-28 13:30:39,679 INFO L448 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-11-28 13:30:39,680 INFO L448 ceAbstractionStarter]: For program point L900(lines 900 917) no Hoare annotation was computed. [2018-11-28 13:30:39,680 INFO L448 ceAbstractionStarter]: For program point L900-1(lines 892 920) no Hoare annotation was computed. [2018-11-28 13:30:39,680 INFO L451 ceAbstractionStarter]: At program point L898(line 898) the Hoare annotation is: true [2018-11-28 13:30:39,680 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:30:39,680 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2018-11-28 13:30:39,680 INFO L444 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:30:39,680 INFO L444 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:30:39,680 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2018-11-28 13:30:39,680 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2018-11-28 13:30:39,680 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-28 13:30:39,680 INFO L444 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:30:39,680 INFO L444 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:30:39,680 INFO L444 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:30:39,680 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2018-11-28 13:30:39,680 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 761 775) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L444 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 0)) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-28 13:30:39,681 INFO L448 ceAbstractionStarter]: For program point L765(lines 765 771) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 761 775) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (not (= |old(~systemActive~0)| 0))) (.cse4 (= ~systemActive~0 0)) (.cse1 (or .cse2 (not (= ~waterLevel~0 2))))) (and (or .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse3 (and .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse3 .cse4 .cse1)))) [2018-11-28 13:30:39,681 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 761 775) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 697 705) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 697 705) the Hoare annotation is: true [2018-11-28 13:30:39,681 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 697 705) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 933 939) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 933 939) the Hoare annotation is: true [2018-11-28 13:30:39,681 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:30:39,681 INFO L444 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 13:30:39,681 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 686 696) the Hoare annotation is: true [2018-11-28 13:30:39,681 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 686 696) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 686 696) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L451 ceAbstractionStarter]: At program point L691(line 691) the Hoare annotation is: true [2018-11-28 13:30:39,681 INFO L448 ceAbstractionStarter]: For program point L691-1(line 691) no Hoare annotation was computed. [2018-11-28 13:30:39,681 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 678 685) the Hoare annotation is: (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 678 685) no Hoare annotation was computed. [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 678 685) no Hoare annotation was computed. [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point L861(lines 861 867) no Hoare annotation was computed. [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 857 870) no Hoare annotation was computed. [2018-11-28 13:30:39,682 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 857 870) the Hoare annotation is: true [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 857 870) no Hoare annotation was computed. [2018-11-28 13:30:39,682 INFO L444 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= processEnvironment_~tmp~5 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2))) .cse3))) [2018-11-28 13:30:39,682 INFO L444 ceAbstractionStarter]: At program point L637(line 637) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2)))))) [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 643) no Hoare annotation was computed. [2018-11-28 13:30:39,682 INFO L444 ceAbstractionStarter]: At program point L633(line 633) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3))) [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point L633-1(line 633) no Hoare annotation was computed. [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 648) no Hoare annotation was computed. [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 627 651) no Hoare annotation was computed. [2018-11-28 13:30:39,682 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 627 651) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-28 13:30:39,682 INFO L444 ceAbstractionStarter]: At program point L646(line 646) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point L646-1(lines 627 651) no Hoare annotation was computed. [2018-11-28 13:30:39,682 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 619 625) no Hoare annotation was computed. [2018-11-28 13:30:39,683 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 619 625) the Hoare annotation is: true [2018-11-28 13:30:39,683 INFO L444 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) .cse4 .cse3 .cse5) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 13:30:39,683 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 513 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 13:30:39,683 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 549) no Hoare annotation was computed. [2018-11-28 13:30:39,683 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2018-11-28 13:30:39,683 INFO L444 ceAbstractionStarter]: At program point L568(lines 523 570) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse0 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3) (and .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 13:30:39,683 INFO L444 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse6 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (let ((.cse4 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (and .cse0 .cse6 .cse1))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) (and .cse0 .cse1) .cse2) (and .cse3 .cse4 .cse2) (and .cse4 .cse5 .cse6 .cse1) (and .cse5 .cse6 .cse1 .cse2) (and .cse3 (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 13:30:39,683 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 513 578) no Hoare annotation was computed. [2018-11-28 13:30:39,683 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 539) no Hoare annotation was computed. [2018-11-28 13:30:39,683 INFO L448 ceAbstractionStarter]: For program point L533-1(lines 533 539) no Hoare annotation was computed. [2018-11-28 13:30:39,683 INFO L448 ceAbstractionStarter]: For program point L525(lines 525 529) no Hoare annotation was computed. [2018-11-28 13:30:39,683 INFO L444 ceAbstractionStarter]: At program point L571(lines 522 572) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 13:30:39,683 INFO L444 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (= ~pumpRunning~0 1) .cse1) (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 13:30:39,683 INFO L448 ceAbstractionStarter]: For program point L559(lines 559 565) no Hoare annotation was computed. [2018-11-28 13:30:39,683 INFO L444 ceAbstractionStarter]: At program point L559-1(lines 553 566) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 0) (and .cse4 .cse3)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 13:30:39,683 INFO L448 ceAbstractionStarter]: For program point L524(lines 523 570) no Hoare annotation was computed. [2018-11-28 13:30:39,683 INFO L448 ceAbstractionStarter]: For program point L553(lines 553 566) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 513 578) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 652 659) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 652 659) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 652 659) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L444 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point L672-1(lines 661 677) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 674) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 661 677) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L444 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point L666-1(line 666) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 661 677) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 13:30:39,684 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 848 856) the Hoare annotation is: true [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 848 856) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 848 856) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 742 760) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point L751(lines 751 755) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L451 ceAbstractionStarter]: At program point L749(line 749) the Hoare annotation is: true [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point L751-2(lines 751 755) no Hoare annotation was computed. [2018-11-28 13:30:39,684 INFO L448 ceAbstractionStarter]: For program point L749-1(line 749) no Hoare annotation was computed. [2018-11-28 13:30:39,685 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 742 760) the Hoare annotation is: true [2018-11-28 13:30:39,685 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 742 760) no Hoare annotation was computed. [2018-11-28 13:30:39,685 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 804 815) the Hoare annotation is: true [2018-11-28 13:30:39,685 INFO L448 ceAbstractionStarter]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2018-11-28 13:30:39,685 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 804 815) no Hoare annotation was computed. [2018-11-28 13:30:39,685 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 816 824) the Hoare annotation is: true [2018-11-28 13:30:39,685 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 816 824) no Hoare annotation was computed. [2018-11-28 13:30:39,685 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 816 824) no Hoare annotation was computed. [2018-11-28 13:30:39,685 INFO L444 ceAbstractionStarter]: At program point L608(line 608) the Hoare annotation is: (let ((.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse5 .cse4) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse6) (and .cse3 .cse5 .cse4)) (or (or .cse0 .cse1 .cse7) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (or (not (= ~systemActive~0 0)) .cse0))) [2018-11-28 13:30:39,685 INFO L444 ceAbstractionStarter]: At program point L606(lines 606 612) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse9 (not (= ~systemActive~0 0))) (.cse2 (= 0 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse2 .cse5 .cse4) (and .cse6 .cse5) (or .cse0 .cse1 .cse7)) (or (and .cse6 .cse4) .cse8 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse8) (and .cse3 .cse6 .cse4)) (or .cse5 .cse9 (or .cse0 .cse7)) (or .cse9 (and .cse2 (or (= ~waterLevel~0 1) .cse5) .cse4) .cse0))) [2018-11-28 13:30:39,685 INFO L444 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (not (= ~systemActive~0 0)) .cse0) (or (and .cse3 .cse4 .cse5) (or (or .cse1 .cse2) .cse6)) (or (and .cse3 (or (= ~waterLevel~0 1) .cse4) .cse5) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2018-11-28 13:30:39,685 INFO L448 ceAbstractionStarter]: For program point L599(lines 595 617) no Hoare annotation was computed. [2018-11-28 13:30:39,685 INFO L448 ceAbstractionStarter]: For program point L597(lines 595 617) no Hoare annotation was computed. [2018-11-28 13:30:39,685 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 592 618) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 0 ~pumpRunning~0)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse10 (= ~pumpRunning~0 1)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (and .cse5 (= 1 ~waterLevel~0)) .cse1 .cse3) (or .cse6 (and .cse5 (or (= ~waterLevel~0 1) .cse7)) .cse0) (or (or (or .cse1 .cse8) .cse9) (and .cse10 .cse7)) (or .cse6 .cse7 (or .cse0 .cse8)) (or (and .cse5 .cse7) (or .cse0 .cse1 .cse8)) (or (and .cse10 .cse7 .cse4) .cse9 .cse1 .cse2) (or .cse6 .cse4 (or .cse0 .cse2)))) [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 592 618) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 592 618) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L451 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L451 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2018-11-28 13:30:39,686 INFO L451 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L451 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point L784-1(lines 780 791) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 780 791) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~waterLevel~0)| 2))) (or (or (= ~waterLevel~0 1) .cse0) .cse1 .cse2 .cse3))) [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 780 791) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:30:39,686 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 13:30:39,686 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:30:39,686 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:30:39,687 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 792 803) no Hoare annotation was computed. [2018-11-28 13:30:39,687 INFO L448 ceAbstractionStarter]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2018-11-28 13:30:39,687 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 792 803) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (or (= ~waterLevel~0 1) .cse6)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (= 1 ~waterLevel~0)) (or .cse2 .cse1 .cse3 .cse4) (or .cse2 .cse5 .cse4 .cse0) (or (or .cse0 .cse1) .cse6 .cse4 .cse7) (or .cse1 .cse3 .cse6 .cse7) (or .cse6 .cse5 .cse4 .cse0 .cse7)))) [2018-11-28 13:30:39,687 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 957 964) no Hoare annotation was computed. [2018-11-28 13:30:39,687 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 957 964) the Hoare annotation is: true [2018-11-28 13:30:39,687 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2018-11-28 13:30:39,687 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 957 964) no Hoare annotation was computed. [2018-11-28 13:30:39,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:30:39 BoogieIcfgContainer [2018-11-28 13:30:39,699 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:30:39,699 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:30:39,700 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:30:39,700 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:30:39,700 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:30:32" (3/4) ... [2018-11-28 13:30:39,703 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 13:30:39,709 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 13:30:39,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 13:30:39,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 13:30:39,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 13:30:39,716 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-28 13:30:39,717 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 13:30:39,717 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 13:30:39,718 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 13:30:39,718 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 13:30:39,718 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 13:30:39,737 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) [2018-11-28 13:30:39,737 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 13:30:39,771 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2b3d7f43-4f49-4fb1-b939-49dafc1a2527/bin-2019/uautomizer/witness.graphml [2018-11-28 13:30:39,771 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:30:39,772 INFO L168 Benchmark]: Toolchain (without parser) took 7848.91 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 239.6 MB). Free memory was 951.7 MB in the beginning and 912.0 MB in the end (delta: 39.7 MB). Peak memory consumption was 279.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:30:39,773 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:30:39,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -160.9 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-11-28 13:30:39,773 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.01 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 13:30:39,773 INFO L168 Benchmark]: Boogie Preprocessor took 22.64 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:30:39,775 INFO L168 Benchmark]: RCFGBuilder took 446.46 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: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. [2018-11-28 13:30:39,776 INFO L168 Benchmark]: TraceAbstraction took 6930.55 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 116.4 MB). Free memory was 1.1 GB in the beginning and 920.5 MB in the end (delta: 139.1 MB). Peak memory consumption was 346.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:30:39,776 INFO L168 Benchmark]: Witness Printer took 71.88 ms. Allocated memory is still 1.3 GB. Free memory was 920.5 MB in the beginning and 912.0 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:30:39,777 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 352.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -160.9 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.01 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 22.64 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 446.46 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: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6930.55 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 116.4 MB). Free memory was 1.1 GB in the beginning and 920.5 MB in the end (delta: 139.1 MB). Peak memory consumption was 346.5 MB. Max. memory is 11.5 GB. * Witness Printer took 71.88 ms. Allocated memory is still 1.3 GB. Free memory was 920.5 MB in the beginning and 912.0 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 961]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 152 locations, 1 error locations. SAFE Result, 6.8s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 2.7s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1874 SDtfs, 1435 SDslu, 5336 SDs, 0 SdLazy, 2433 SolverSat, 450 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 270 GetRequests, 187 SyntacticMatches, 1 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1516occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 707 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1797 PreInvPairs, 1874 NumberOfFragments, 2024 HoareAnnotationTreeSize, 1797 FomulaSimplifications, 4572 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 62 FomulaSimplificationsInter, 7667 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1234 NumberOfCodeBlocks, 1234 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1223 ConstructedInterpolants, 0 QuantifiedInterpolants, 246392 SizeOfPredicates, 4 NumberOfNonLiveVariables, 887 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 338/356 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...