./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/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 426d9f957077f660214567f7d0d5aaa1a30c29c0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 11:39:15,379 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:39:15,380 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:39:15,388 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:39:15,388 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:39:15,389 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:39:15,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:39:15,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:39:15,392 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:39:15,393 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:39:15,393 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:39:15,393 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:39:15,394 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:39:15,394 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:39:15,395 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:39:15,396 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:39:15,396 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:39:15,397 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:39:15,398 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:39:15,399 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:39:15,400 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:39:15,401 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:39:15,402 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 11:39:15,402 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 11:39:15,402 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 11:39:15,403 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 11:39:15,404 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 11:39:15,404 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 11:39:15,405 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 11:39:15,405 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 11:39:15,405 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 11:39:15,406 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 11:39:15,406 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 11:39:15,406 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 11:39:15,407 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 11:39:15,407 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 11:39:15,407 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 11:39:15,416 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:39:15,416 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:39:15,417 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:39:15,417 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 11:39:15,417 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:39:15,418 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:39:15,418 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 11:39:15,418 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:39:15,418 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:39:15,418 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 11:39:15,418 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:39:15,418 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:39:15,418 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:39:15,419 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:39:15,419 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:39:15,419 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:39:15,419 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:39:15,419 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:39:15,419 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:39:15,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:39:15,419 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 11:39:15,420 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:39:15,420 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 11:39:15,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:39:15,420 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:39:15,420 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:39:15,420 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:39:15,420 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 11:39:15,421 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:39:15,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 11:39:15,421 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_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/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 -> 426d9f957077f660214567f7d0d5aaa1a30c29c0 [2018-11-23 11:39:15,443 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:39:15,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:39:15,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:39:15,454 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:39:15,454 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:39:15,454 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-23 11:39:15,493 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/data/18119c7ce/c0d6b4ef723843bfa60c82e08cefd46f/FLAG55276e8ae [2018-11-23 11:39:15,916 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:39:15,916 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-23 11:39:15,923 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/data/18119c7ce/c0d6b4ef723843bfa60c82e08cefd46f/FLAG55276e8ae [2018-11-23 11:39:15,932 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/data/18119c7ce/c0d6b4ef723843bfa60c82e08cefd46f [2018-11-23 11:39:15,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:39:15,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:39:15,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:39:15,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:39:15,937 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:39:15,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:39:15" (1/1) ... [2018-11-23 11:39:15,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4be3cc59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:15, skipping insertion in model container [2018-11-23 11:39:15,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:39:15" (1/1) ... [2018-11-23 11:39:15,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:39:15,973 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:39:16,155 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:39:16,211 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:39:16,269 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:39:16,291 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:39:16,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16 WrapperNode [2018-11-23 11:39:16,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:39:16,292 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:39:16,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:39:16,293 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:39:16,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (1/1) ... [2018-11-23 11:39:16,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (1/1) ... [2018-11-23 11:39:16,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:39:16,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:39:16,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:39:16,322 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:39:16,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (1/1) ... [2018-11-23 11:39:16,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (1/1) ... [2018-11-23 11:39:16,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (1/1) ... [2018-11-23 11:39:16,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (1/1) ... [2018-11-23 11:39:16,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (1/1) ... [2018-11-23 11:39:16,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (1/1) ... [2018-11-23 11:39:16,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (1/1) ... [2018-11-23 11:39:16,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:39:16,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:39:16,350 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:39:16,350 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:39:16,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/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 [2018-11-23 11:39:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 11:39:16,400 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 11:39:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 11:39:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 11:39:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 11:39:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 11:39:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 11:39:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 11:39:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 11:39:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 11:39:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 11:39:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 11:39:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 11:39:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 11:39:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 11:39:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 11:39:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 11:39:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 11:39:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 11:39:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 11:39:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 11:39:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 11:39:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 11:39:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 11:39:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 11:39:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 11:39:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 11:39:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 11:39:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 11:39:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 11:39:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 11:39:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 11:39:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 11:39:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 11:39:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 11:39:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 11:39:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 11:39:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 11:39:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 11:39:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 11:39:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 11:39:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 11:39:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 11:39:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 11:39:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 11:39:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 11:39:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 11:39:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 11:39:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 11:39:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 11:39:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 11:39:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 11:39:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 11:39:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 11:39:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:39:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:39:16,771 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:39:16,771 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 11:39:16,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:39:16 BoogieIcfgContainer [2018-11-23 11:39:16,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:39:16,772 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 11:39:16,773 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 11:39:16,775 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 11:39:16,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:39:15" (1/3) ... [2018-11-23 11:39:16,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@216b2b1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:39:16, skipping insertion in model container [2018-11-23 11:39:16,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:39:16" (2/3) ... [2018-11-23 11:39:16,777 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@216b2b1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:39:16, skipping insertion in model container [2018-11-23 11:39:16,777 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:39:16" (3/3) ... [2018-11-23 11:39:16,778 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-11-23 11:39:16,786 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 11:39:16,793 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 11:39:16,807 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 11:39:16,832 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 11:39:16,832 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 11:39:16,833 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 11:39:16,833 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 11:39:16,833 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 11:39:16,833 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 11:39:16,833 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 11:39:16,833 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 11:39:16,833 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 11:39:16,850 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states. [2018-11-23 11:39:16,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 11:39:16,857 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:16,858 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] [2018-11-23 11:39:16,860 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:16,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:16,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1767142288, now seen corresponding path program 1 times [2018-11-23 11:39:16,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:16,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:16,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:16,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:16,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:17,059 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:39:17,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:17,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 11:39:17,064 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 11:39:17,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 11:39:17,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 11:39:17,073 INFO L87 Difference]: Start difference. First operand 137 states. Second operand 2 states. [2018-11-23 11:39:17,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:17,099 INFO L93 Difference]: Finished difference Result 244 states and 303 transitions. [2018-11-23 11:39:17,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 11:39:17,100 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 11:39:17,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:17,109 INFO L225 Difference]: With dead ends: 244 [2018-11-23 11:39:17,109 INFO L226 Difference]: Without dead ends: 124 [2018-11-23 11:39:17,112 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 [2018-11-23 11:39:17,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-23 11:39:17,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-23 11:39:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-23 11:39:17,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 145 transitions. [2018-11-23 11:39:17,148 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 145 transitions. Word has length 59 [2018-11-23 11:39:17,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:17,149 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 145 transitions. [2018-11-23 11:39:17,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 11:39:17,149 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2018-11-23 11:39:17,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 11:39:17,151 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:17,152 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] [2018-11-23 11:39:17,152 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:17,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:17,152 INFO L82 PathProgramCache]: Analyzing trace with hash -2037500954, now seen corresponding path program 1 times [2018-11-23 11:39:17,152 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:17,153 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:17,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:17,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:17,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:17,284 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:39:17,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:17,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 11:39:17,286 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 11:39:17,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 11:39:17,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 11:39:17,286 INFO L87 Difference]: Start difference. First operand 124 states and 145 transitions. Second operand 7 states. [2018-11-23 11:39:17,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:17,573 INFO L93 Difference]: Finished difference Result 381 states and 471 transitions. [2018-11-23 11:39:17,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 11:39:17,573 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-23 11:39:17,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:17,577 INFO L225 Difference]: With dead ends: 381 [2018-11-23 11:39:17,577 INFO L226 Difference]: Without dead ends: 285 [2018-11-23 11:39:17,579 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 [2018-11-23 11:39:17,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2018-11-23 11:39:17,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 265. [2018-11-23 11:39:17,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-11-23 11:39:17,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2018-11-23 11:39:17,610 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 64 [2018-11-23 11:39:17,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:17,610 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2018-11-23 11:39:17,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 11:39:17,610 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2018-11-23 11:39:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 11:39:17,612 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:17,612 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] [2018-11-23 11:39:17,612 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:17,613 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:17,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1909002567, now seen corresponding path program 1 times [2018-11-23 11:39:17,613 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:17,613 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:17,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:17,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:17,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:17,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:39:17,704 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:17,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 11:39:17,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 11:39:17,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 11:39:17,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 11:39:17,705 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 5 states. [2018-11-23 11:39:18,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:18,067 INFO L93 Difference]: Finished difference Result 745 states and 986 transitions. [2018-11-23 11:39:18,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 11:39:18,068 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 72 [2018-11-23 11:39:18,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:18,071 INFO L225 Difference]: With dead ends: 745 [2018-11-23 11:39:18,072 INFO L226 Difference]: Without dead ends: 508 [2018-11-23 11:39:18,077 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 11:39:18,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2018-11-23 11:39:18,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 452. [2018-11-23 11:39:18,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 452 states. [2018-11-23 11:39:18,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 561 transitions. [2018-11-23 11:39:18,117 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 561 transitions. Word has length 72 [2018-11-23 11:39:18,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:18,118 INFO L480 AbstractCegarLoop]: Abstraction has 452 states and 561 transitions. [2018-11-23 11:39:18,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 11:39:18,118 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 561 transitions. [2018-11-23 11:39:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 11:39:18,120 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:18,120 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] [2018-11-23 11:39:18,124 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:18,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:18,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1035818203, now seen corresponding path program 1 times [2018-11-23 11:39:18,124 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:18,124 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:18,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:18,125 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:18,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:18,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 11:39:18,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:18,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 11:39:18,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 11:39:18,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 11:39:18,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 11:39:18,223 INFO L87 Difference]: Start difference. First operand 452 states and 561 transitions. Second operand 7 states. [2018-11-23 11:39:18,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:18,604 INFO L93 Difference]: Finished difference Result 937 states and 1212 transitions. [2018-11-23 11:39:18,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 11:39:18,604 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-23 11:39:18,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:18,607 INFO L225 Difference]: With dead ends: 937 [2018-11-23 11:39:18,607 INFO L226 Difference]: Without dead ends: 513 [2018-11-23 11:39:18,608 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 11:39:18,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2018-11-23 11:39:18,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 449. [2018-11-23 11:39:18,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2018-11-23 11:39:18,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 552 transitions. [2018-11-23 11:39:18,635 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 552 transitions. Word has length 70 [2018-11-23 11:39:18,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:18,636 INFO L480 AbstractCegarLoop]: Abstraction has 449 states and 552 transitions. [2018-11-23 11:39:18,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 11:39:18,636 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 552 transitions. [2018-11-23 11:39:18,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 11:39:18,638 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:18,638 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] [2018-11-23 11:39:18,638 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:18,638 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:18,638 INFO L82 PathProgramCache]: Analyzing trace with hash -183491118, now seen corresponding path program 1 times [2018-11-23 11:39:18,638 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:18,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:18,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:18,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:18,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:18,678 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:39:18,678 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:18,679 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 11:39:18,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 11:39:18,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 11:39:18,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:39:18,679 INFO L87 Difference]: Start difference. First operand 449 states and 552 transitions. Second operand 3 states. [2018-11-23 11:39:18,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:18,691 INFO L93 Difference]: Finished difference Result 697 states and 823 transitions. [2018-11-23 11:39:18,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 11:39:18,693 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 83 [2018-11-23 11:39:18,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:18,694 INFO L225 Difference]: With dead ends: 697 [2018-11-23 11:39:18,694 INFO L226 Difference]: Without dead ends: 380 [2018-11-23 11:39:18,695 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 [2018-11-23 11:39:18,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-23 11:39:18,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-23 11:39:18,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-23 11:39:18,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 448 transitions. [2018-11-23 11:39:18,711 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 448 transitions. Word has length 83 [2018-11-23 11:39:18,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:18,711 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 448 transitions. [2018-11-23 11:39:18,711 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 11:39:18,711 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 448 transitions. [2018-11-23 11:39:18,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 11:39:18,712 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:18,713 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] [2018-11-23 11:39:18,713 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:18,713 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:18,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1864868544, now seen corresponding path program 1 times [2018-11-23 11:39:18,713 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:18,713 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:18,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:18,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:18,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:18,777 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:39:18,777 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:18,777 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 11:39:18,778 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 11:39:18,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 11:39:18,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 11:39:18,778 INFO L87 Difference]: Start difference. First operand 380 states and 448 transitions. Second operand 6 states. [2018-11-23 11:39:18,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:18,801 INFO L93 Difference]: Finished difference Result 742 states and 887 transitions. [2018-11-23 11:39:18,802 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 11:39:18,802 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 87 [2018-11-23 11:39:18,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:18,804 INFO L225 Difference]: With dead ends: 742 [2018-11-23 11:39:18,804 INFO L226 Difference]: Without dead ends: 390 [2018-11-23 11:39:18,805 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 [2018-11-23 11:39:18,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2018-11-23 11:39:18,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 390. [2018-11-23 11:39:18,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 390 states. [2018-11-23 11:39:18,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 458 transitions. [2018-11-23 11:39:18,818 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 458 transitions. Word has length 87 [2018-11-23 11:39:18,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:18,818 INFO L480 AbstractCegarLoop]: Abstraction has 390 states and 458 transitions. [2018-11-23 11:39:18,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 11:39:18,819 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 458 transitions. [2018-11-23 11:39:18,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 11:39:18,820 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:18,820 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] [2018-11-23 11:39:18,820 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:18,820 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:18,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1043895358, now seen corresponding path program 1 times [2018-11-23 11:39:18,820 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:18,820 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:18,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:18,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:18,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:18,890 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:39:18,890 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:18,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 11:39:18,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 11:39:18,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 11:39:18,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 11:39:18,891 INFO L87 Difference]: Start difference. First operand 390 states and 458 transitions. Second operand 8 states. [2018-11-23 11:39:18,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:18,915 INFO L93 Difference]: Finished difference Result 766 states and 920 transitions. [2018-11-23 11:39:18,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 11:39:18,916 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2018-11-23 11:39:18,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:18,917 INFO L225 Difference]: With dead ends: 766 [2018-11-23 11:39:18,917 INFO L226 Difference]: Without dead ends: 404 [2018-11-23 11:39:18,918 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 [2018-11-23 11:39:18,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2018-11-23 11:39:18,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 398. [2018-11-23 11:39:18,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2018-11-23 11:39:18,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 466 transitions. [2018-11-23 11:39:18,930 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 466 transitions. Word has length 87 [2018-11-23 11:39:18,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:18,930 INFO L480 AbstractCegarLoop]: Abstraction has 398 states and 466 transitions. [2018-11-23 11:39:18,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 11:39:18,930 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 466 transitions. [2018-11-23 11:39:18,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 11:39:18,931 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:18,931 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] [2018-11-23 11:39:18,932 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:18,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:18,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1067395011, now seen corresponding path program 1 times [2018-11-23 11:39:18,932 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:18,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:18,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:18,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:18,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:18,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:39:18,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:18,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 11:39:18,987 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 11:39:18,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 11:39:18,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 11:39:18,988 INFO L87 Difference]: Start difference. First operand 398 states and 466 transitions. Second operand 4 states. [2018-11-23 11:39:19,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:19,095 INFO L93 Difference]: Finished difference Result 1248 states and 1525 transitions. [2018-11-23 11:39:19,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 11:39:19,096 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 87 [2018-11-23 11:39:19,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:19,098 INFO L225 Difference]: With dead ends: 1248 [2018-11-23 11:39:19,098 INFO L226 Difference]: Without dead ends: 878 [2018-11-23 11:39:19,099 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 11:39:19,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2018-11-23 11:39:19,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 861. [2018-11-23 11:39:19,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2018-11-23 11:39:19,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1026 transitions. [2018-11-23 11:39:19,131 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1026 transitions. Word has length 87 [2018-11-23 11:39:19,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:19,131 INFO L480 AbstractCegarLoop]: Abstraction has 861 states and 1026 transitions. [2018-11-23 11:39:19,131 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 11:39:19,131 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1026 transitions. [2018-11-23 11:39:19,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 11:39:19,133 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:19,133 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] [2018-11-23 11:39:19,133 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:19,134 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:19,134 INFO L82 PathProgramCache]: Analyzing trace with hash 969605833, now seen corresponding path program 1 times [2018-11-23 11:39:19,134 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:19,134 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:19,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:19,135 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:19,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:19,229 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:39:19,229 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:19,229 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 11:39:19,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 11:39:19,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 11:39:19,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 11:39:19,230 INFO L87 Difference]: Start difference. First operand 861 states and 1026 transitions. Second operand 9 states. [2018-11-23 11:39:19,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:19,769 INFO L93 Difference]: Finished difference Result 2328 states and 2883 transitions. [2018-11-23 11:39:19,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 11:39:19,769 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 91 [2018-11-23 11:39:19,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:19,778 INFO L225 Difference]: With dead ends: 2328 [2018-11-23 11:39:19,778 INFO L226 Difference]: Without dead ends: 1667 [2018-11-23 11:39:19,780 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 [2018-11-23 11:39:19,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1667 states. [2018-11-23 11:39:19,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1667 to 1468. [2018-11-23 11:39:19,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1468 states. [2018-11-23 11:39:19,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1468 states and 1724 transitions. [2018-11-23 11:39:19,858 INFO L78 Accepts]: Start accepts. Automaton has 1468 states and 1724 transitions. Word has length 91 [2018-11-23 11:39:19,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:19,859 INFO L480 AbstractCegarLoop]: Abstraction has 1468 states and 1724 transitions. [2018-11-23 11:39:19,859 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 11:39:19,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1724 transitions. [2018-11-23 11:39:19,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 11:39:19,861 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:19,861 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] [2018-11-23 11:39:19,861 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:19,862 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:19,862 INFO L82 PathProgramCache]: Analyzing trace with hash -1743230491, now seen corresponding path program 1 times [2018-11-23 11:39:19,862 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:19,862 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:19,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:19,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:19,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:19,955 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 11:39:19,955 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 11:39:19,955 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/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 [2018-11-23 11:39:19,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:20,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:20,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:39:20,216 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:39:20,241 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:39:20,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-23 11:39:20,241 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 11:39:20,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 11:39:20,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-23 11:39:20,242 INFO L87 Difference]: Start difference. First operand 1468 states and 1724 transitions. Second operand 16 states. [2018-11-23 11:39:21,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:21,102 INFO L93 Difference]: Finished difference Result 2794 states and 3382 transitions. [2018-11-23 11:39:21,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 11:39:21,103 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 134 [2018-11-23 11:39:21,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:21,109 INFO L225 Difference]: With dead ends: 2794 [2018-11-23 11:39:21,109 INFO L226 Difference]: Without dead ends: 1520 [2018-11-23 11:39:21,113 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-23 11:39:21,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1520 states. [2018-11-23 11:39:21,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1520 to 1038. [2018-11-23 11:39:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1038 states. [2018-11-23 11:39:21,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1190 transitions. [2018-11-23 11:39:21,181 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1190 transitions. Word has length 134 [2018-11-23 11:39:21,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:21,182 INFO L480 AbstractCegarLoop]: Abstraction has 1038 states and 1190 transitions. [2018-11-23 11:39:21,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 11:39:21,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1190 transitions. [2018-11-23 11:39:21,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-11-23 11:39:21,186 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:39:21,186 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:39:21,187 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:39:21,187 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:39:21,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1110342767, now seen corresponding path program 1 times [2018-11-23 11:39:21,187 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:39:21,187 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:39:21,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:21,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:39:21,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:39:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:39:21,315 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2018-11-23 11:39:21,315 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:39:21,315 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 11:39:21,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 11:39:21,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 11:39:21,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:39:21,316 INFO L87 Difference]: Start difference. First operand 1038 states and 1190 transitions. Second operand 3 states. [2018-11-23 11:39:21,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:21,357 INFO L93 Difference]: Finished difference Result 1224 states and 1415 transitions. [2018-11-23 11:39:21,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 11:39:21,358 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 241 [2018-11-23 11:39:21,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:21,358 INFO L225 Difference]: With dead ends: 1224 [2018-11-23 11:39:21,359 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 11:39:21,360 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 [2018-11-23 11:39:21,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 11:39:21,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 11:39:21,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 11:39:21,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 11:39:21,361 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 241 [2018-11-23 11:39:21,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:39:21,361 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 11:39:21,361 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 11:39:21,361 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 11:39:21,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:39:21,365 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 11:39:21,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:21,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:39:22,450 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 51 [2018-11-23 11:39:22,684 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 43 [2018-11-23 11:39:23,466 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2018-11-23 11:39:23,631 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 539 545) the Hoare annotation is: true [2018-11-23 11:39:23,631 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 539 545) no Hoare annotation was computed. [2018-11-23 11:39:23,631 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 546 554) no Hoare annotation was computed. [2018-11-23 11:39:23,631 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 546 554) the Hoare annotation is: true [2018-11-23 11:39:23,631 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 546 554) no Hoare annotation was computed. [2018-11-23 11:39:23,631 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 899 906) 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)) [2018-11-23 11:39:23,631 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 899 906) no Hoare annotation was computed. [2018-11-23 11:39:23,632 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 899 906) no Hoare annotation was computed. [2018-11-23 11:39:23,632 INFO L448 ceAbstractionStarter]: For program point L912(line 912) no Hoare annotation was computed. [2018-11-23 11:39:23,632 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 907 916) 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 (or (not (= 1 ~pumpRunning~0)) .cse3 .cse2)))) [2018-11-23 11:39:23,632 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 907 916) no Hoare annotation was computed. [2018-11-23 11:39:23,632 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 907 916) no Hoare annotation was computed. [2018-11-23 11:39:23,632 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 939) no Hoare annotation was computed. [2018-11-23 11:39:23,632 INFO L444 ceAbstractionStarter]: At program point L927(line 927) 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))) [2018-11-23 11:39:23,632 INFO L448 ceAbstractionStarter]: For program point L927-1(line 927) no Hoare annotation was computed. [2018-11-23 11:39:23,632 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 942) no Hoare annotation was computed. [2018-11-23 11:39:23,632 INFO L448 ceAbstractionStarter]: For program point L925-1(lines 917 945) no Hoare annotation was computed. [2018-11-23 11:39:23,632 INFO L451 ceAbstractionStarter]: At program point L923(line 923) the Hoare annotation is: true [2018-11-23 11:39:23,633 INFO L448 ceAbstractionStarter]: For program point L923-1(line 923) no Hoare annotation was computed. [2018-11-23 11:39:23,633 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 917 945) the Hoare annotation is: true [2018-11-23 11:39:23,633 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 917 945) no Hoare annotation was computed. [2018-11-23 11:39:23,633 INFO L444 ceAbstractionStarter]: At program point L932(line 932) 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)))) [2018-11-23 11:39:23,633 INFO L448 ceAbstractionStarter]: For program point L930(lines 930 936) no Hoare annotation was computed. [2018-11-23 11:39:23,633 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 131 153) 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))) [2018-11-23 11:39:23,633 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 131 153) no Hoare annotation was computed. [2018-11-23 11:39:23,633 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 11:39:23,633 INFO L444 ceAbstractionStarter]: At program point L143-1(line 143) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 1) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 11:39:23,633 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 148) no Hoare annotation was computed. [2018-11-23 11:39:23,633 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 131 153) no Hoare annotation was computed. [2018-11-23 11:39:23,634 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 141 148) no Hoare annotation was computed. [2018-11-23 11:39:23,634 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-23 11:39:23,634 INFO L444 ceAbstractionStarter]: At program point L138(line 138) 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))) [2018-11-23 11:39:23,634 INFO L444 ceAbstractionStarter]: At program point L137(line 137) 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))) [2018-11-23 11:39:23,634 INFO L444 ceAbstractionStarter]: At program point L137-1(line 137) 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))) [2018-11-23 11:39:23,634 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 882 896) no Hoare annotation was computed. [2018-11-23 11:39:23,634 INFO L444 ceAbstractionStarter]: At program point L888(line 888) 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))))) [2018-11-23 11:39:23,634 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 892) no Hoare annotation was computed. [2018-11-23 11:39:23,634 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 882 896) 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)))) [2018-11-23 11:39:23,634 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 882 896) no Hoare annotation was computed. [2018-11-23 11:39:23,634 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 818 826) no Hoare annotation was computed. [2018-11-23 11:39:23,635 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 818 826) the Hoare annotation is: true [2018-11-23 11:39:23,635 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 818 826) no Hoare annotation was computed. [2018-11-23 11:39:23,635 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 532 538) no Hoare annotation was computed. [2018-11-23 11:39:23,635 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 532 538) the Hoare annotation is: true [2018-11-23 11:39:23,635 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 117 127) 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))) [2018-11-23 11:39:23,635 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 117 127) no Hoare annotation was computed. [2018-11-23 11:39:23,635 INFO L444 ceAbstractionStarter]: At program point L122(line 122) 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))) [2018-11-23 11:39:23,635 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 117 127) no Hoare annotation was computed. [2018-11-23 11:39:23,635 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 799 806) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|))) [2018-11-23 11:39:23,635 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 799 806) no Hoare annotation was computed. [2018-11-23 11:39:23,635 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 799 806) no Hoare annotation was computed. [2018-11-23 11:39:23,635 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 766 790) no Hoare annotation was computed. [2018-11-23 11:39:23,635 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 766 790) 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))) [2018-11-23 11:39:23,636 INFO L444 ceAbstractionStarter]: At program point L785(line 785) 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))) [2018-11-23 11:39:23,636 INFO L448 ceAbstractionStarter]: For program point L785-1(lines 766 790) no Hoare annotation was computed. [2018-11-23 11:39:23,636 INFO L444 ceAbstractionStarter]: At program point L780(line 780) 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))) [2018-11-23 11:39:23,636 INFO L444 ceAbstractionStarter]: At program point L776(line 776) 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)))))) [2018-11-23 11:39:23,636 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 782) no Hoare annotation was computed. [2018-11-23 11:39:23,636 INFO L444 ceAbstractionStarter]: At program point L772(line 772) 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))) [2018-11-23 11:39:23,636 INFO L448 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2018-11-23 11:39:23,636 INFO L448 ceAbstractionStarter]: For program point L770(lines 770 787) no Hoare annotation was computed. [2018-11-23 11:39:23,636 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2018-11-23 11:39:23,636 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 708 721) no Hoare annotation was computed. [2018-11-23 11:39:23,636 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 708 721) the Hoare annotation is: true [2018-11-23 11:39:23,637 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 708 721) no Hoare annotation was computed. [2018-11-23 11:39:23,637 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 758 764) no Hoare annotation was computed. [2018-11-23 11:39:23,637 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 758 764) the Hoare annotation is: true [2018-11-23 11:39:23,637 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 557 622) 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))) [2018-11-23 11:39:23,637 INFO L444 ceAbstractionStarter]: At program point L605(line 605) 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)))) [2018-11-23 11:39:23,637 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 609) no Hoare annotation was computed. [2018-11-23 11:39:23,637 INFO L444 ceAbstractionStarter]: At program point L603-1(lines 597 610) 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)) (and (= ~systemActive~0 0) .cse4 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-23 11:39:23,637 INFO L448 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2018-11-23 11:39:23,637 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2018-11-23 11:39:23,637 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2018-11-23 11:39:23,637 INFO L444 ceAbstractionStarter]: At program point L589(line 589) 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 .cse4 .cse0 .cse2 .cse3) (and (= ~systemActive~0 0) .cse4 .cse3 .cse5) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-23 11:39:23,638 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2018-11-23 11:39:23,638 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2018-11-23 11:39:23,638 INFO L444 ceAbstractionStarter]: At program point L612(lines 567 614) 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))) [2018-11-23 11:39:23,638 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse0 (= 2 ~waterLevel~0)) (.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 .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse0 .cse2 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-23 11:39:23,638 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-11-23 11:39:23,638 INFO L448 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2018-11-23 11:39:23,638 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-11-23 11:39:23,638 INFO L444 ceAbstractionStarter]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 11:39:23,638 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2018-11-23 11:39:23,638 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 11:39:23,638 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))) [2018-11-23 11:39:23,638 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 11:39:23,638 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 791 798) no Hoare annotation was computed. [2018-11-23 11:39:23,639 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 791 798) no Hoare annotation was computed. [2018-11-23 11:39:23,639 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 791 798) 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))) [2018-11-23 11:39:23,639 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 863 881) no Hoare annotation was computed. [2018-11-23 11:39:23,639 INFO L448 ceAbstractionStarter]: For program point L872(lines 872 876) no Hoare annotation was computed. [2018-11-23 11:39:23,639 INFO L451 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: true [2018-11-23 11:39:23,639 INFO L448 ceAbstractionStarter]: For program point L872-2(lines 872 876) no Hoare annotation was computed. [2018-11-23 11:39:23,639 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 863 881) the Hoare annotation is: true [2018-11-23 11:39:23,639 INFO L448 ceAbstractionStarter]: For program point L870-1(line 870) no Hoare annotation was computed. [2018-11-23 11:39:23,639 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 863 881) no Hoare annotation was computed. [2018-11-23 11:39:23,639 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 699 707) the Hoare annotation is: true [2018-11-23 11:39:23,639 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 699 707) no Hoare annotation was computed. [2018-11-23 11:39:23,639 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 699 707) no Hoare annotation was computed. [2018-11-23 11:39:23,639 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 655 666) the Hoare annotation is: true [2018-11-23 11:39:23,639 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 655 666) no Hoare annotation was computed. [2018-11-23 11:39:23,640 INFO L448 ceAbstractionStarter]: For program point L659-1(lines 655 666) no Hoare annotation was computed. [2018-11-23 11:39:23,640 INFO L448 ceAbstractionStarter]: For program point L736(lines 734 756) no Hoare annotation was computed. [2018-11-23 11:39:23,640 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 731 757) the Hoare annotation is: (let ((.cse11 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 0 ~pumpRunning~0)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse10 (= ~pumpRunning~0 1)) (.cse7 (or (= ~waterLevel~0 1) .cse11)) (.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 .cse7) .cse0) (or (or (or .cse1 .cse8) .cse9) (and .cse10 .cse11)) (or .cse6 .cse11 (or .cse0 .cse8)) (or (and .cse5 .cse11) (or .cse0 .cse1 .cse8)) (or (and .cse10 .cse7 .cse4) (or .cse9 .cse1 .cse2)) (or .cse6 .cse4 (or .cse0 .cse2))))) [2018-11-23 11:39:23,640 INFO L444 ceAbstractionStarter]: At program point L747(line 747) 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) (or .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))) [2018-11-23 11:39:23,640 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 731 757) no Hoare annotation was computed. [2018-11-23 11:39:23,640 INFO L444 ceAbstractionStarter]: At program point L745(lines 745 751) 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) (or .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))) [2018-11-23 11:39:23,640 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 731 757) no Hoare annotation was computed. [2018-11-23 11:39:23,640 INFO L444 ceAbstractionStarter]: At program point L740(line 740) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (or (or .cse1 .cse2) .cse3) (and .cse4 .cse5 .cse6)) (or (and .cse4 (or (= ~waterLevel~0 1) .cse5) .cse6) (or .cse3 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (or (not (= ~systemActive~0 0)) .cse0))) [2018-11-23 11:39:23,641 INFO L448 ceAbstractionStarter]: For program point L738(lines 734 756) no Hoare annotation was computed. [2018-11-23 11:39:23,641 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2018-11-23 11:39:23,641 INFO L451 ceAbstractionStarter]: At program point L65-1(lines 65 69) the Hoare annotation is: true [2018-11-23 11:39:23,641 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 51 80) no Hoare annotation was computed. [2018-11-23 11:39:23,641 INFO L448 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-11-23 11:39:23,641 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 51 80) the Hoare annotation is: true [2018-11-23 11:39:23,641 INFO L451 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: true [2018-11-23 11:39:23,641 INFO L451 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: true [2018-11-23 11:39:23,641 INFO L448 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-11-23 11:39:23,641 INFO L451 ceAbstractionStarter]: At program point L76(lines 51 80) the Hoare annotation is: true [2018-11-23 11:39:23,641 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-23 11:39:23,641 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 631 642) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (or (= ~waterLevel~0 1) .cse0) .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse0 .cse3 (not (= |old(~waterLevel~0)| 2))))) [2018-11-23 11:39:23,641 INFO L448 ceAbstractionStarter]: For program point L635-1(lines 631 642) no Hoare annotation was computed. [2018-11-23 11:39:23,641 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 631 642) no Hoare annotation was computed. [2018-11-23 11:39:23,641 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 108 114) no Hoare annotation was computed. [2018-11-23 11:39:23,642 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 108 114) the Hoare annotation is: true [2018-11-23 11:39:23,642 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 11:39:23,642 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)) [2018-11-23 11:39:23,642 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 11:39:23,642 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 11:39:23,642 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 643 654) no Hoare annotation was computed. [2018-11-23 11:39:23,642 INFO L448 ceAbstractionStarter]: For program point L647-1(lines 643 654) no Hoare annotation was computed. [2018-11-23 11:39:23,642 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 643 654) 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)))) [2018-11-23 11:39:23,642 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-23 11:39:23,642 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-23 11:39:23,642 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-23 11:39:23,642 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-23 11:39:23,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:39:23 BoogieIcfgContainer [2018-11-23 11:39:23,652 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 11:39:23,653 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 11:39:23,653 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 11:39:23,653 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 11:39:23,653 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:39:16" (3/4) ... [2018-11-23 11:39:23,656 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 11:39:23,661 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 11:39:23,661 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 11:39:23,662 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 11:39:23,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 11:39:23,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 11:39:23,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 11:39:23,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 11:39:23,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 11:39:23,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 11:39:23,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 11:39:23,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 11:39:23,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 11:39:23,663 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 11:39:23,668 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-23 11:39:23,669 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 11:39:23,669 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 11:39:23,669 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 11:39:23,669 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 11:39:23,670 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 11:39:23,670 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 11:39:23,690 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) [2018-11-23 11:39:23,690 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-23 11:39:23,723 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_94904c8d-fa8c-4d4d-9b6b-07ad67bb7a85/bin-2019/uautomizer/witness.graphml [2018-11-23 11:39:23,723 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 11:39:23,724 INFO L168 Benchmark]: Toolchain (without parser) took 7789.58 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 417.9 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -215.5 MB). Peak memory consumption was 202.3 MB. Max. memory is 11.5 GB. [2018-11-23 11:39:23,724 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:39:23,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -200.9 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-23 11:39:23,725 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:39:23,725 INFO L168 Benchmark]: Boogie Preprocessor took 28.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 11:39:23,725 INFO L168 Benchmark]: RCFGBuilder took 421.65 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: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 11.5 GB. [2018-11-23 11:39:23,725 INFO L168 Benchmark]: TraceAbstraction took 6880.03 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 248.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -86.1 MB). Peak memory consumption was 421.7 MB. Max. memory is 11.5 GB. [2018-11-23 11:39:23,725 INFO L168 Benchmark]: Witness Printer took 70.22 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-11-23 11:39:23,727 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -200.9 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 421.65 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: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6880.03 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 248.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -86.1 MB). Peak memory consumption was 421.7 MB. Max. memory is 11.5 GB. * Witness Printer took 70.22 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: 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: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 137 locations, 1 error locations. SAFE Result, 6.8s OverallTime, 11 OverallIterations, 5 TraceHistogramMax, 2.7s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1904 SDtfs, 1576 SDslu, 5263 SDs, 0 SdLazy, 2623 SolverSat, 566 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 271 GetRequests, 180 SyntacticMatches, 3 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1468occurred in iteration=9, 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, 11 MinimizatonAttempts, 844 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 2024 PreInvPairs, 2107 NumberOfFragments, 1966 HoareAnnotationTreeSize, 2024 FomulaSimplifications, 5948 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 56 FomulaSimplificationsInter, 7475 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1209 NumberOfCodeBlocks, 1209 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1197 ConstructedInterpolants, 0 QuantifiedInterpolants, 216866 SizeOfPredicates, 4 NumberOfNonLiveVariables, 850 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 326/344 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...